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Using Tape Attach

Содержание D2D100

Страница 1: ...HP StorageWorks D2D Backup System nl HP D2D2503 User Guide Part number EH990 90905 Third edition December 2008 ...

Страница 2: ...ty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein Linear Tape Open LTO LTO Logo Ultrium and Ultrium Logo are trademarks of Quantum Corp HP and IBM in the US other countries or both Patented under one or more of U S Patents Nos 5 003 30...

Страница 3: ...work 19 iSCSI 21 Libraries 21 Mail slots import export elements 21 Physical tape drives 21 RAID 22 Replication 22 Tape Attach 22 Storage capacity 22 Physical storage 22 Tape rotation strategies 22 Data deduplication 23 Technology types 23 Data deduplication and the HP D2D 23 Benefits of HP D2D deduplication 23 Deduplication and compression 24 Tape rotation example with data deduplication 24 Retent...

Страница 4: ...e PCI Cage 42 Replacing the top cover 43 Connecting an external or rackmount storage device 44 4 Advanced installation 45 Manual driver installation 45 HP LTO Tape driver 45 Medium changer driver 45 Using DHCP to discover the HP D2D Backup System IPv4 only 46 Using the Discovery Engine to discover the HP D2D Backup System IPv4 only 46 Beacon mode 47 If the HP D2D Backup System is new and not yet c...

Страница 5: ...arget Library using colocation 81 Recovery from physical media direct to host 83 7 The Web Management Interface 87 What is the Web Management interface 87 To run the Web Management Interface 87 Summary Home 88 Status icons 90 Devices Configuration 90 Emulation types for tape devices 91 Libraries slots and storage capacity 91 User recommendations 92 To view device details 92 To edit device details ...

Страница 6: ...nse key 119 8 Using Tape Attach 121 Options for archiving to tape 121 A note about terminology 121 Archiving methods 122 Cartridge copy 122 Why use the Copy functionality 122 When would Copy be used 123 When is it necessary to restore from a copied cartridge 123 Disadvantages of Copy 123 Cartridge export 123 Why use the Export functionality 124 When would Export be used 124 When would I restore fr...

Страница 7: ... Management Interface errors and warnings 152 Disk RAID errors and warnings 152 Network warnings 153 System state 153 Power On Off Problems 153 HP D2D shuts down automatically 153 HP D2D does not boot up correctly 153 HP D2D boots up correctly but cannot be seen on the network 154 Cannot connect to Web Management Interface 154 HP D2D is not visible on the network 154 Cannot log in to the Web Manag...

Страница 8: ...Replacing the hard disk 161 Email alerts and Log 168 If you have a system console 168 If several disks fail 169 Replacing the disks 170 Initializing RAID 171 Create cartridges 171 Index 173 8 ...

Страница 9: ... a dedicated backup network 34 14 Powering on the HP D2D Backup System 34 15 Removing the top cover 40 16 Removing the PCI cage 41 17 Removing the slot cover low profile 42 18 Installing the PCIe card in the low profile slot 42 19 Reinstalling the PCI cage 43 20 Securing the PCI cage 43 21 Replacing the top cover 44 22 System console connections on the HP D2D 48 23 System console screen 48 24 iSCS...

Страница 10: ...ery process promoting a target library over the WAN 80 49 Recovery by relocating the Target Appliance 81 50 Recovery process promoting a target library using colocation 82 51 Recovery process using physical tape 84 52 Create new target appliance 111 53 Cartridge copy 122 54 Cartridge export 124 55 Cartridge import 126 56 Archiving to tape 144 57 Summary page with RAID status warning 158 58 Identif...

Страница 11: ...le during RAID rebuild 169 73 Status showing multiple disk failure 170 74 RAID showing two disk failures 170 75 Devices page awaiting RAID initialization 170 76 System console after two disks are replaced 171 D2D Backup System HP D2D2503 11 ...

Страница 12: ...meters 95 8 Network parameters 99 9 Network port parameters 99 10 Email parameters 101 11 Physical disk parameters 104 12 Local library parameters 108 13 Replication source for local library parameters 109 14 Slot mapping for local library to source library parameters 109 15 Target appliance parameters 111 16 Source appliance parameters 112 17 Job schedule parameters 138 18 Scheduled job details 1...

Страница 13: ... HP Business Support Center website http www hp com support manuals In the Storage section click Storage Solutions and then select your product http www hp com support manuals Document conventions and symbols Table 1 Document conventions Convention Element Blue text Table 1 Cross reference links and e mail addresses Blue underlined text http www hp com website addresses Bold text Keys that are pre...

Страница 14: ...tomer self repair HP customer self repair CSR programs allow you to repair your StorageWorks product If a CSR part needs replacing HP ships the part directly to you so that you can install it at your convenience Some parts do not qualify for CSR Your HP authorized service provider will determine whether a repair can be accomplished by CSR For more information about CSR contact your local service p...

Страница 15: ...ail notification of product enhancements new driver versions firmware updates and other product resources HP websites For additional information see the following HP websites http www hp com http www hp com go ebs http www hp com go connect http www hp com go storage http www hp com service_locator http www hp com support manuals http www hp com support downloads Documentation feedback HP welcomes...

Страница 16: ...16 About this guide ...

Страница 17: ...an be used to back up host network servers or PCs Each tape device is configured as an Ultrium Tape Library or Autoloader An emulation type is selected during initial configuration and this determines the maximum number of slots that may be configured for the device The default configuration emulates the HP StorageWorks 1 8 G2 Ultrium Tape Autoloader 1 Power On button LED 4 System health LED 2 Har...

Страница 18: ...ape drives may be half height or full height Rackmount tape drives are installed in a rackmount enclosure such as a 1U Rack 3U Rack or a TapeArray To find out which Ultrium Tape Drive models and HBAs are supported refer to http www hp com go connect or http www hp com go ebs Software and hardware requirements Refer to http www hp com go connect or http www hp com go ebs for the latest connectivity...

Страница 19: ...re importantly flexible tape rotation strategies are possible When you configure your HP D2D Backup System with a standalone tape drive 200 GB of physical disk space is made available for that tape drive This is the equivalent of a permanently mounted 200 GB tape cartridge which cannot be unloaded Tape spanning is impossible so the data to be backed up must not exceed 200 GB Deduplication Data ded...

Страница 20: ...one host By default only one device is visible to the host the library that has been configured for it during installation Data from each host goes to its corresponding library Each backup device is visible only to the host for which it has been configured A host may have multiple devices configured for it on the HP D2D Backup System but this means fewer hosts may be connected not illustrated Figu...

Страница 21: ...tridge The difference between an autoloader and a library is that a library can support multiple tape drives whereas an autoloader only has one tape drive This provides considerable storage capacity and full support for tape rotation strategies It may be necessary to upgrade your backup application to support libraries Mail slots import export elements A mail slot is a term borrowed from tape term...

Страница 22: ...exported data is removed from it but can be imported easily when required These functions are grouped under the Tape Attach section of the Web Interface Please see Using Tape Attach on page 121 for more details about working with Tape Attach Storage capacity Physical storage The physical storage capacity of the HP D2D Backup System is 3 0 TB 3000 GB However in order to ensure a high level of data ...

Страница 23: ...the white papers at http www hp com Data deduplication and the HP D2D Data deduplication is applied per library device When you configure the library it defaults to deduplication enabled If you disable it deduplication cannot be selectively applied to any data on the library device Compression is also disabled if deduplication is disabled A library is associated with a host server and deduplicatio...

Страница 24: ...lication The two most significant factors affecting the deduplication ratio for backup are How long do you retain the data How much data changes between backups The following example shows projected savings for a 1 TB file server backup Retention policy 1 week daily incrementals 5 6 months weekly fulls 25 Data parameters Data compression rate 2 1 Daily change rate 1 10 of data in 10 of files Typic...

Страница 25: ...incremental backup 50 GB 5 GB 5th daily incremental backup 50 GB 5 GB 2nd weekly full backup 500 GB 25 GB 3rd weekly full backup 500 GB 25 GB 25th weekly full backup 500 GB 25 GB TOTAL 12 750 GB 1 125 GB Space saving with deduplication 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 2000 4000 Space in GB End of week With Dedupe Without Dedupe 6000 8000 10000 12000 14000 Figure ...

Страница 26: ...26 Before you start ...

Страница 27: ... left and right Mounting hardware for square and round hole racks Two tie wraps NOTE If mounting the HP D2D into threaded hole or telco racks please see http www racksolutions com to purchase mounting hardware Important safety information See also the Safety Booklet on the HP StorageWorks D2D Backup System CD ROM CAUTION Electrostatic discharge ESD can damage electronic components Be sure you are ...

Страница 28: ...port the product s during the installation process Use of the appropriate lifting device is recommended as an installation aid WARNING Always load the rack from the bottom up Load the heaviest items in the rack first This makes the rack bottom heavy and helps prevent it from becoming unstable WARNING Do not overload the branch circuit that provides power to the rack The total rack load should not ...

Страница 29: ...label on the top of the HP D2D contains useful identity information such as the MAC address and default network name Make a note of this information before you install the HP D2D in the rack There is also a pull out strip in the front panel with the serial number and port ID D2D Backup System HP D2D2503 29 ...

Страница 30: ...nsert the HP D2D into the rack NOTE The rear ends of the rails have a CTO bracket that must overlap the chassis tab in order to secure the HP D2D to the rails 30 Connecting and installing the HP D2D Backup System ...

Страница 31: ...he HP D2D to the rack rails using thumbscrews on the front bezel Figure 10 Secure the HP D2D to the rack 5 Using the holes provided in the rear rack rails install tie wraps and route external cable as required D2D Backup System HP D2D2503 31 ...

Страница 32: ... D2D also supports direct connection of a monitor and keyboard Please refer to Using the system console to discover the HP D2D on page 47 for more information about this Supported Ethernet configurations Ethernet network connection IPv4 and IPv6 network protocols The HP D2D supports both IPv4 and IPv6 Setup and configuration will default to IPv4 if the network is configured to support it On an IPv...

Страница 33: ...ecting to it This is normally the case because typically the HP D2D Backup System is connected to the same Gigabit network switch as the host machines backing up to it HP D2D on a Gigabit Ethernet network The HP D2D Backup System is connected to a spare port on an existing Gigabit network switch This may be your main network which is also used to connect a number of different types of devices such...

Страница 34: ...fore returning to normal speed Figure 14 Powering on the HP D2D Backup System 1 Power On button Software installation discovery and configuration There are three stages to installation Install all the required drivers Discover and configure the HP D2D Backup System on the network Create a base configuration to get started UNIX and Linux users should download the latest patches for their operating ...

Страница 35: ...nternet in case it is necessary to download the Microsoft iSCSI Initiator 1 Insert the CD ROM supplied with your HP D2D Backup System into the host machine It should launch automatically If it does not locate the D2DInstallationWizard exe file and run it manually 2 Select Start the wizard and follow the onscreen instructions to step through the installation normally by pressing Next The Installati...

Страница 36: ...nter the MAC address of the HP D2D You will find the MAC address on the label on the top of the unit The wizard translates the MAC address into a valid IPv6 address for your network If it is unable to do this refer to Using the system console to discover the HP D2D on page 47 Create desktop shortcut to the Web Management Interface Create base library device on the HP D2D If required this step retr...

Страница 37: ...ce under My Computer and it is not mapped to a drive letter although it can be seen as a tape drive 1 and medium changer 2 from Device Manager Use a backup application on the host machine to back up and restore data Recommended web browser settings The web browser used to communicate with the D2D Backup System must have Active Scripting or JavaScript enabled If it does not some of the browser butt...

Страница 38: ...t Internet Options 3 Click on the Security tab 4 Click on the Custom Level 5 Scroll down until you see the section labeled Scripting 6 Under Active scripting select Enable and click OK Mozilla Firefox 1 5 Firefox 2 X and Firefox 3 X 1 Select Options from the Tools menu 2 Click on Content 3 Check the box next to Enable JavaScript 4 Click OK 5 Refresh the page 38 Connecting and installing the HP D2D...

Страница 39: ...s You must purchase and install the HBA before connecting the tape storage device NOTE Physical tape storage devices attached to the HP D2D Backup System can only be accessed by the HP D2D Backup System using the Tape Attach pages They do not appear as attached network devices to the host system Supported devices The following tape storage devices are supported HP 1x8 G2 Autoloader 1 drive 8 slots...

Страница 40: ... down the HP D2D Backup System safely 2 Disconnect the network cable s and the power cord s from the HP D2D Backup System 3 You need to remove the top cover before you can remove or replace a server component Loosen the captive screw 1 on the rear panel with a T 15 screwdriver Slide the cover 2 approximately 1 25 cm 0 5 in toward the rear of the unit and then lift the cover to detach it from the c...

Страница 41: ...lling the new HBA Removing the slot cover 1 Loosen the screw that secures the slot cover to the chassis The HBA must be installed in the low profile slot NOTE Before installing in the low profile slot ensure that the HBA is fitted with a low profile bracket supplied with the recommended HBA if not already fitted 2 Remove the slot cover on the PCI cage CAUTION Do not discard the slot cover If the e...

Страница 42: ...ss the board to seat it properly in the slot 2 Tighten the screw that secures the card to the PCI cage Figure 18 Installing the PCIe card in the low profile slot Reinstalling the PCI Cage 1 Align the PCI cage to the system board expansion slot and then press it down to ensure full connection to the system board 42 Attaching a physical tape library or tape drive optional ...

Страница 43: ...re 19 Reinstalling the PCI cage 2 Tighten the two captive screws to secure the PCI cage to the chassis Figure 20 Securing the PCI cage Replacing the top cover 1 Align the top cover to the chassis and then slide it toward the front panel to position it into place D2D Backup System HP D2D2503 43 ...

Страница 44: ...led a recommended HBA Connect the external or rackmount storage device as described in the documentation accompanying the storage device Refer to the User Guide that is supplied with the storage device for more detailed information about device usage and LED troubleshooting NOTE If you are connecting to a 1U or 3U rackmount enclosure for internal storage devices the appropriate cables for the rack...

Страница 45: ...o manually update the drivers after installing the HP D2D Backup System HP LTO Tape driver The HP LTO Tape driver must be installed to allow your system to recognize the Ultrium tape devices created by the HP D2D Backup System Tape drivers can be installed from the drivers directory on the HP StorageWorks D2D Backup System CD ROM where they are supplied as an installer application and as driver fi...

Страница 46: ...ing on network settings you may need to enter the full domain path Once the HP D2D Backup System has been discovered on the network you must configure an iSCSI Initiator on the host so that the library devices on the HP D2D are visible to the backup application See also The Microsoft iSCSI Initiator on page 50 Using the Discovery Engine to discover the HP D2D Backup System IPv4 only If your networ...

Страница 47: ... of available HP D2D Backup Systems If you still cannot connect to it check that you have configured the iSCSI Initiator correctly see also Discovery tab on page 52 If the network setup has been changed If the network infrastructure changes you may need to update the HP D2D Backup System network settings to allow hosts to continue to connect Run the Discovery Engine and change the network settings...

Страница 48: ...n the HP D2D and allow it to boot up until the console screen is displayed see example below Select the Network option from the left hand Menu Figure 23 System console screen 4 Locate the IP address for the port s and make a note of it 5 Use an iSCSI Initiator to enable the host to connect to devices on the HP D2D see also iSCSI Initiator on page 49 In the web browser on the host machine type in t...

Страница 49: ...ill not install The simplest way of ensuring you download the correct version is to run the Installation wizard from the HP StorageWorks D2D Backup System CD ROM because it automatically checks which is the appropriate version for your host NOTE The Microsoft Vista operating system includes the Microsoft iSCSI Initiator It can be run from the Control Panel in Classic Mode Manual iSCSI initiator in...

Страница 50: ...secret and user name information are not entered into the iSCSI Initiator screen and the Web Management Interface Further details on authentication and CHAP can be found within standard iSCSI protocol documentation The recommended process if you wish to enable authentication is 1 Create the devices on the Web Management Interface 2 Set up the Targets in the iSCSI Initiator 3 Connect to the devices...

Страница 51: ...here target authentication is also required click Secret on the General tab and enter the appropriate string at the prompt NOTE IPSec Tunnel Mode is not currently supported on HP D2D products Figure 26 CHAP secret The CHAP secret may be between 12 and 16 alphanumeric characters and should be exactly the same string as you enter on the Web Management interface in the Target CHAP Secret field on the...

Страница 52: ...t of all available devices If this is the first time that the iSCSI Initiator has been configured and the Installation wizard has not been run it will automatically create a library with the appropriate number of target devices the default is one loader and one tape drive If target devices have already been configured for the host in the past they appear in the list no more are created When you ru...

Страница 53: ...subnets for each device The iSCSI initiator will return both IP addresses as possible login addresses If the default choice does not work you can select a specific port High Availability dual ports return a single IP address See also Dual network ports on page 32 Figure 29 Targets tab iSCSI We recommend that you also select the Automatically restore this connection when the system boots option in ...

Страница 54: ...form mutual authentication box is checked You must also provide the Target User Name and Secret on the Devices page in the Web Management Interface See also Devices Configuration on page 90 Persistent Targets tab The Persistent Targets tab shows the targets that have been configured to restore automatically on reboot During initial configuration it is for information only However if you want to st...

Страница 55: ...UNIX iSCSI initiators An iSCSI initiator is embedded in the operating system Please refer to the Linux and UNIX Configuration Guide on the HP StorageWorks D2D Backup System CD ROM for further information Make sure that you have downloaded the latest operating system patches before you configure your system D2D Backup System HP D2D2503 55 ...

Страница 56: ...56 Advanced installation ...

Страница 57: ...h power connected nl Off No power connected 2 HP D2D Beacon LED Steady blue identifies the unit 3 System Health LED Steady green Hardware is performing correctly nl Flashing red fault with the power supply such as power supply or fan failure 4 and 5 LAN port LEDS Flashing green network connection nl Off no network connection or network not configured Rear panel LEDs The LAN port on the rear panel ...

Страница 58: ...he HP D2D Backup System supports a Beacon LED sequence which helps a user identify which unit is being configured if several are connected to the network Use the Network page of the Web Management Interface to turn Beacon Mode on and off for the HP D2D Backup System This turns the Beacon LED on the front and the rear of the HP D2D solid blue If you do not switch off Beacon Mode it will continue fo...

Страница 59: ...iance of the specified data from the source appliance Data is always mapped at slot level It is important to understand that no history is held the target appliance always mirrors as soon as possible the current state of the data on the source appliance which means that it is ready for use if the source library or appliance is unavailable But it does not hold archive versions and is not an alterna...

Страница 60: ...ith the library device that is being used for backup by a host server The library device contains the slots that need to be replicated Target Appliance This is the D2D Backup System with the library device that contains the replicated slots it is an exact match of the library on the source HP D2D Backup System This appliance needs a replication license Non Replicating Library This is a library on ...

Страница 61: ...ppliance the HP D2D Backup System that contains the libraries that you wish to replicate Each library on the Source Appliance may be mapped to only one library on the Target Appliance You cannot split slot mappings from one Source Library across several Target Libraries NOTE Any number of slots within a Replication Source library may be selected for replication to a Replication Target library This...

Страница 62: ...a Library Rest of the World Library D2D Appliance Asia Data Center D2D Appliance Europe Library Asia Library Rest of the World Library Americas Library Figure 37 HP D2D 2500 Fan OUT example Of course the above is for illustration only If your Company policy does not dictate geographically unique data centers there s no reason why you could not support all four libraries on a single Target Applianc...

Страница 63: ...r 41xx Series Target Appliance at the Data Center can easily support all 10 Source Appliances Remote Site 1 and Remote Site 4 each have one D2D Appliance and are running 4 projects They have configured a Source Library for each project on their HP D2D Each set of 4 libraries can be mapped to a single library on the Target Appliance at the Data Center The ability to replicate slots from up to 4 lib...

Страница 64: ...plication in the Web Management Interface and it is called a slot mapping That mapping can only be replicated to a single Target Library but that Target Library can hold multiple slot mappings from different Source Libraries which may also be from different Source Appliances Job concurrency There is no limit on the number of replication jobs that the Target Appliance can handle but there is a limi...

Страница 65: ...obs Maximum number of concurrent incoming replication jobs 3 8 16 Concurrent source jobs Maximum number of concurrent outgoing replication jobs 1 4 4 Replication deployment strategies There are many deployment strategies the following three are perhaps the most typical Active to Passive Active to Active Many to One Active to Passive example In the following example there are two offices each with ...

Страница 66: ...2D Appliance A Backup Restore Backup Restore Office B Replicate Replicate Host A1 Library A2 Library A1 D2D Appliance B Host B1 Backup SW Library B2 Library B1 Figure 41 Active to active replication example Many to One example In the following example a company has two remote offices and a central data center There are small HP D2D Backup Systems in each remote office which host Replication Source...

Страница 67: ...o the model type and must repeat the activation process for each HP D2D Backup System NOTE The Replication license can only be used on the model for which it was purchased For example the Replication License for a D2D250x series can only be used on a D2D250x Backup System It cannot be used on a D2D4xxx series Before you start To activate your license you must first obtain a permanent License To Us...

Страница 68: ...Log on to the Web Management Interface and select the License web page from Settings 2 If you have saved the LTU as a DAT file click Upload license file and use the Browse option to locate the file Click Upload If you used email or a temporary file cut and paste the string exactly as you obtained it from the HP Licensing website and click Enter LTU string The Replication process All Replication st...

Страница 69: ... more information about using seeding with Replication Recovery D2D2500 D2D2500 Remote Site A Host Host Remote Site B Host Host D2D4000 Tape Library Remote Site C Host Host Data Center Tape Library D2D2500 Figure 43 Seeding initial data using Tape Attach 1 Host backs up to a Non Replicating library on the Source Appliance 2 The first full backup is copied to a cartridge on a Tape Library 3 The phy...

Страница 70: ...the target library or create a new one 4 Edit slot mapping name and map required slots between source and target 5 Confirm and finish configuration Create backup rotation scheme and allow first full backup to run When cartridges are synchronized relocate target appliance to target site Create non replicating Library on source appliance No Yes Start End Was target co located with source No Yes Use ...

Страница 71: ...licating Library on the Target Appliance 4 Import the physical media into a slot within the Non Replicating Library on the Target Appliance 4 Go to the Mapping Configuration page and select a Non Replicating Library to be converted to a Replication Source Library 5 Click Start Replication Wizard This takes you to the Select Target Appliance step TIP Click on the show hide details link to check how...

Страница 72: ...col Port Numbers are usually acceptable but may be edited if there is a conflict Click Add Target Appliance 7 The wizard then moves to the Select Target Library step Select a library on the target appliance and click Next NOTE If you need to create a new library on the target appliance click Create New Target Library Set up the details as you would normally do when creating a new library device se...

Страница 73: ...layed A new barcode is generated for them on the target library By default all slots on the Source are selected for mapping and mapped to available slots on the Target library If you want to deselect cartridges from this slot mapping configuration select Unmapped from the Target Slot Name drop down menu D2D Backup System HP D2D2503 73 ...

Страница 74: ...sing D2D systems and within these there are sub models depending on the state from which the user is recovering 1 Reverse Replication When the source device and host servers are lost but the replication mapping is still present on the target When the source device is lost and the mapping between the source and the target is broken or removed 2 Target Promotion The target is accessed over the WAN u...

Страница 75: ...as been purchased and installed and the administrator now wants to recover data to the D2D and then restore to the host server Before the failure a mapping existed between a Source Library on the remote site D2D and a Target Library on the Data Center D2D After the failure the mapping still exists but the Source Library is missing The Target Library on the Data Center D2D is still in Target Librar...

Страница 76: ... target 3 Select existing target library to use for recovery 4 Adopt previous configured slot mapping 5 All cartridges on the target are selected Unselect any that are not required for recovery 6 Select Apply to start reverse replication No Yes End Use physical tape media to reverse seed As soon as reverse replication has completed for each slot use original backup application to recover data to t...

Страница 77: ...lected by default but you may deselect any cartridges that you do not wish to recover to the Source Library 8 Click Apply to run reverse replication 9 As soon as reverse replication has completed for each slot the data may be recovered to the host using the original backup application 10 New backups can now run to the Source Appliance and replication will run normally without further configuration...

Страница 78: ...atus is now non replicating not target 4 Remap the slots that were used in the previous configured slot mapping 5 Unhide the Recovering checkbox column and select the cartridges to be recovered Any not selected will not be recovered but will be used for subsequent replication overwrite 6 Select Apply to start reverse replication No Yes End Use physical tape media to reverse seed As soon as reverse...

Страница 79: ...t the cartridges that should be recovered Any not selected will not be recovered but will be mapped for future replication overwrite 9 Click Apply to run reverse replication 10 As soon as reverse replication has completed for each slot the data may be recovered to the host using the original backup application 11 New backups can now run to the Source Appliance and replication will run normally wit...

Страница 80: ...cation mappings End Was this the only slot mapping to this target library Is it OK to remove other mappings Figure 48 Recovery process promoting a target library over the WAN 1 On the Target Appliance in the Data Center go to the Replication Mapping Configuration page select the Target Library and remove the slot mapping between it and the lost Source Library 2 As long as there is only one slot ma...

Страница 81: ... the host servers and the D2D system New server hardware has been purchased and installed and the admin now wants to recover data to the server The admin decides to move the D2D appliance that was in the Data Center to the remote office maybe only temporarily in order to recover the server data Before the failure a mapping existed between a Source Library on the remote site D2D and a Target Librar...

Страница 82: ...on of the newly non replicating library is FC Install FC card into server and connect to SAN Connect to FC library on co located appliance Connect to co located appliance and library via iSCSI from host End Import cartridges into backup application and recover data to the host over WAN When failed D2D is replaced at remote site use reverse replication to recover data to it This recovery method is ...

Страница 83: ...host system For a FC connection connect to the SAN If necessary install a FC card in the server 5 Connect to the colocated appliance and library from the host 6 Import the cartridges into the backup application and recover the data over the WAN 7 At this point there is no HP D2D Source Appliance at the remote site If one is installed at a later date you can reverse recover the data and configure r...

Страница 84: ...ice Connect a physical tape device to the host server No Yes Was this the only slot mapping to this target library Is physical tape device attached to Data Center D2D Connect to Data Center appliance and library via iSCSI from host and copy last full backup and any subsequent incrementals to physical tape Install backup application on the host then import and recover data from physical tape When f...

Страница 85: ...e other mappings do not remove them if it will break other library replication Do not proceed this method is not suitable 3 Edit the port configuration of the newly promoted Non Replicating Library to make it iSCSI 4 Install the iSCSI initiator on the host machine at the remote site where recovery is to occur and install the backup application 5 Configure the iSCSI Initiator Name for the newly pro...

Страница 86: ...86 Configuring and using replication ...

Страница 87: ...Interface is the main interface for Monitoring the status and health of the HP D2D Backup System and all configured backup devices Changing the number of cartridge slots or creating additional libraries or standalone tape drives for a host Managing movement of data to and from a physical tape drive attached to the HP D2D if one has been installed Creating slot mappings and configuring replication ...

Страница 88: ... inactivity the session will time out and return to the Login screen NOTE The web browser used to communicate with the D2D Backup System must have Active Scripting or JavaScript enabled If it does not some of the browser buttons may not be displayed See Web browser settings on page 37 Summary Home Whenever you log in the Summary page is displayed It is also accessed from Home in the navigation bar...

Страница 89: ... amount of space that has been allocated for the number of cartridges created on the unit Each slot configured commits 3 GB of physical disk space Deduplication Ratio is updated whenever data is written to storage User Data Stored shows how much user data has been backed up to unit See also Libraries slots and storage capacity on page 91 RAID and RAID battery are the first place to look to identif...

Страница 90: ...estigate immediately Indicates a critical state Something is no longer functional such as a failed disk Investigate immediately Devices Configuration If possible a default library is created automatically when a new host connects to the HP D2D Backup System Use this page to view and configure the default library and to create additional devices if required for the host The top half of the page sho...

Страница 91: ...on schemes where a single backup job is to run at a time This emulation type is widely supported by backup applications HP MSL2024 Library This is a tape library device with one embedded Ultrium tape drive and a maximum of 24 cartridge slots This emulation type is widely supported by backup applications HP MSL4048 Library This is a tape library device with one embedded Ultrium tape drive and a max...

Страница 92: ...dit device details 1 Select the device in the list to display its details and then click on Edit 2 Amend details as appropriate and click Update to apply them The information for the World Wide Names tab is generated automatically and cannot be changed See also Device parameters on page 92 To create a new device 1 To create a new device for the host click on Create library 2 Enter the appropriate ...

Страница 93: ...efault for the library device If you disable this checkbox you switch off deduplication for all data that is written to the device Compression will also be disabled and replication if licensed Port This identifies the network port on the HP D2D to which the device is connected The choices in the drop down menu depend upon your network configuration There are up to two iSCSI ports this depends upon...

Страница 94: ...rmation on the iSCSI Initiator Target CHAP Secret This should be the same CHAP Secret that you configure for the target on the iSCSI Initiator On the Microsoft iSCSI Initiator this is the Secret as it is configured from the General tab NOTE For more information about configuring the Microsoft iSCSI Initiator see The Microsoft iSCSI Initiator on page 50 To delete a device Select the required device...

Страница 95: ...tion may also choose to assign its own internal identifier to the cartridge but if it does so it cannot assign this identifier to the Cartridge bar code Bar codes are generated automatically but may be edited by the user If you choose to edit the bar code It must be unique and must not start with the letters CLN or DG because these are reserved designations for cleaning and diagnostic cartridges I...

Страница 96: ...ta back into a numbered slot and the mail slot becomes empty again Numbered slot row This slot is empty after a Delete operation or after the backup application has moved data to the mail slot for export Once a mail slot or numbered slot is empty a Create icon is available in the far right column to create a new blank cartridge See To create a cartridge on page 97 To delete a cartridge If the Used...

Страница 97: ...to which the backup application can move the imported data Therefore you may wish to leave a slot whose cartridge has been exported empty rather than creating a new cartridge Or to create a slot edit the Total No Of Cartridge Slots on the Devices page see To edit device details on page 92 To move or unload cartridges The ability to move cartridges is provided but only to an empty Location mail slo...

Страница 98: ...o the HP D2D Backup System For example if you change the IP address you must use the new address to log in from a web browser To edit network settings 1 Click Edit to make the details editable 2 Make the required changes and click Update 3 You must now reconnect to the HP D2D Backup System using the new settings If you have changed the IP address you must use the new address to log in from a web b...

Страница 99: ...s and enter your own values if required but this is not usually necessary IP Address This is the IP address for the device The HP D2D Backup System supports both dynamic DHCP and static IP addressing The IP Address must be unique on the network If you are using static IP addressing you must also provide the subnet mask default gateway and optionally domain name Subnet Mask This determines the subn...

Страница 100: ...is a separate tape drive connected to the HP D2D Backup System and the user is importing data from it copying or exporting data to it or scheduling tasks to carry out these activities The HP StorageWorks D2D Backup System uses Simple Mail Transfer Protocol SMTP which is the established standard for transferring mail over the internet Microsoft Exchange has a virtual SMTP server available which can...

Страница 101: ...ss per line Once you have configured an email recipient there is a Test button that you can use to send a test email to the specified address To configure Microsoft Exchange Server NOTE Please refer to the Linux and UNIX Configuration Guide on the CD ROM for information abut configuring SMTP with UNIX and Linux It is important to check the SMTP server s security configuration parameters to ensure ...

Страница 102: ...he HP D2D Backup System In this instance you may lock the SMTP server to use only the HP D2D Backup System s IP address and authentication may safely be set to anonymous for the dedicated SMTP server Disk Status This page provides information about total disk usage and the devices making use of the HP D2D Use it to check how individual devices are using the total disk space and when the total disk...

Страница 103: ...page 126 RAID Status This page provides information about the RAID status and the status of the physical disks Use it to identify disks that may be failing or disks that are approaching capacity RAID status In normal operation this shows green OK If one or more disks fail it shows a failed icon Physical disks This section provides information about the physical disks If you need to replace a disk ...

Страница 104: ...or all the devices that are configured on the HP D2D Backup System There are three tabs Media Changer iSCSI details Drive iSCSI Details and Active Connections Click on a device to select it and display the associated iSCSI information NOTE The Active Connections tab displays information about open iSCSI sessions If all sessions are inactive not connected this tab is not displayed This page is main...

Страница 105: ... The most recent information is shown at the top of the list The icons identify whether the messages are information error or warning messages The Log is maintained even if the HP D2D Backup System is power cycled Use the Clear Log button to clear the log D2D Backup System HP D2D2503 105 ...

Страница 106: ... These pages allow you to manage copy export and import activities between the HP D2D Backup System and an attached tape drive They are described in detail in Using Tape Attach on page 121 Replication pages These pages allow you to monitor and configure replication If you are new to replication we strongly recommend that you read the separate chapter Configuring and using replication on page 59 fo...

Страница 107: ...obs paused or running The bottom half of the page contains three tabs that show details of Current Issues Source Running Jobs Target Running Jobs Click and highlight any of the status details to display more information about the issue Mapping Configuration Replication This page allows you to configure and view how cartridges are mapped between the source and target libraries D2D Backup System HP ...

Страница 108: ...n Source Library Replication Target library a library on the HP D2D Backup System with slots that hold cartridges replicated from a Replication Source library The option is available to recover individual cartridges from Replication Target libraries Table 12 Local library parameters Library Name The name of the library defined when the library device was created Role The role which may be non repl...

Страница 109: ... replicated Source Library Name The name of the library from which cartridges will be replicated on the Source Appliance Status The status of the replication link need more info Online more info both online target online Table 14 Slot mapping for local library to source library parameters Only when a Replication Target library is selected Slot Mappings These are the slot numbers in the Replication...

Страница 110: ...ver it is not necessary to do so before mapping configurations because this option is also available when running the Replication wizard See Status Replication on page 107 for more information about the Status section at the top of this page The Status Details section contains two tabs one for Target Appliances and one for Source Appliances The Source Appliances tab is not editable If the HP D2D B...

Страница 111: ...get Appliance and may edit it later Appliance Address This is the IP address of the Target Appliance You specify it when you add the Target Appliance and may edit it later Serial Number This is the serial number of the Target Appliance it cannot be edited Command Protocol Port Number This is the port number that will be used for command protocol Data Protocol Port Number This is the port number th...

Страница 112: ... Source Appliance Firmware version This shows the firmware version of the Source Appliance Local Settings Replication This page allows you to view and configure replication ports and blackout windows You can also enable bandwidth limiting Configure blackout windows This option allows you to specify times when replication should not occur for example during planned maintenance or heavy network traf...

Страница 113: ...tion thus freeing up bandwidth for other processes and applications that you may have running 1 Click Edit and check the Bandwidth Limiting Enabled box You can now choose the maximum amount of the available bandwidth that the low bandwidth replication should utilize 2 Select your current or nearest WAN Speed from the drop down menu 3 Select a value from the Maximum WAN Usage drop down menu to choo...

Страница 114: ...o sort the messages according to date Click on Show Search Box to display a Filter field and two drop down menus Use the right hand drop down menu to filter on Severity for example to display all Error messages Use the middle drop down menu to select a column or All and the type a search string into the Filter box Admin Settings This page allows you to manage the Administrator s password When you ...

Страница 115: ...mes in quick succession Approximately 5 seconds later the HP D2D Backup System will reboot 3 Use the device discovery tool on the HP StorageWorks D2D Backup System CD ROM to re configure the network settings of the HP D2D Backup System Date Time Settings This page allows you to manage the date and time settings The HP D2D does not make any automatic adjustments for daylight saving time You must ed...

Страница 116: ... Backup System cleanly It is the only recommended way of powering off the device If you remove the power in any other way and a host is carrying out a backup or restore you may lose or corrupt data Click Power Off and Yes to confirm 116 The Web Management Interface ...

Страница 117: ...ware IMPORTANT Once you have upgraded your firmware you will not be able to revert to the earlier version Always read the Release Notes accompanying the firmware upgrade carefully to check that the upgrade is compatible with your configuration 1 Check http www hp com support for the latest firmware you can do this by selecting the link on the Firmware page and download it to your hard disk 2 Read ...

Страница 118: ...d by this process WARNING Once you have started to upgrade the firmware it is important that you allow it to complete Do not attempt to cancel the upgrade process or power off the machine Support Settings If you have problems HP Support will ask you to generate a support ticket to help with troubleshooting It provides a log of everything that has happened on your system NOTE Please ensure that you...

Страница 119: ...he contact numbers provided with the entitlement certificate You will be required to enter the product s serial number when you request a License to Use key More about replication licensing Replication is a licensed feature Each HP D2D Backup System that will be used as a Target Appliance must have a Replication license activated More about capacity upgrade licensing The capacity of the HP D2D Bac...

Страница 120: ... and use the Browse option to locate the file If you used email or a temporary file cut and paste the string exactly as you obtained it from the HP Licensing website and click Enter LTU string It is not advised to try and key in the LTU manually The key is specific to the HP D2D Backup System and cannot be transferred 120 The Web Management Interface ...

Страница 121: ...ces to the host system Attach a supported tape storage device to a host machine on the storage network If your backup application supports the copying of data between devices you can then use the backup application to move data from the HP D2D Backup System to physical tape This option is described in Copy using a tape drive attached to the host on page 143 NOTE Always refer to http www hp com go ...

Страница 122: ... used to back up data to a cartridge on the library device in the HP D2D Backup System The Web Management Interface on the HP D2D Backup System is used to Copy the cartridge from the HP D2D Backup System to the attached tape storage device leaving the data on the HP D2D Backup System so that it is available for quick restore Step 2 Use HP D2D Web Management Interface to copy to tape drive Step 1 U...

Страница 123: ...ions if there is no required restore at this point the administrator can deploy a new HP D2D system or create a new library on the existing D2D and then import any copied cartridges back into the new device for use with restores at a later date If a restore is urgently required the administrator can put the copied cartridge into a physical tape drive attached to the host and restore directly from ...

Страница 124: ...2D Backup System The backup application is fully aware that the cartridge location is now offsite so cannot overwrite it without explicitly asking for the cartridge to be moved back into the library The main advantage of Export is that it frees up disk space on the HP D2D Backup System if deduplication is disabled on the library device However care must be taken to ensure that future backups do no...

Страница 125: ...or concern if the data seems to utilize less space The capacity quoted for physical media assumes that the tape drive will be able to compress your data and reduce the file sizes by 50 but this can be achieved only if your data is not already compressed For example JPEG pictures movies music or ZIP files are already in compressed formats spreadsheets text files high resolution graphics are not Mos...

Страница 126: ... exceed the capacity of the physical cartridge on the attached tape storage device Data from only one cartridge on the HP D2D Backup System can be copied or exported at a time it is not possible to select multiple slots and copy them to a single physical cartridge Tape Attach and replication Tape Attach is particularly useful in two instances if you have installed the optional replication license ...

Страница 127: ... the Details section Devices Cartridges Support and Firmware Adding tape storage devices to the list Devices appear in the list as long as they are connected at power on If you subsequently attach an external or rack mounted tape storage device after power on click Rescan to add it to the list of devices Viewing and editing tape device details Select a specific tape device and click the Devices ta...

Страница 128: ...Viewing cartridge details Click the Cartridges tab to display a list of slots with details of bar codes and the maximum size of any cartridges in those slots The maximum size is the raw capacity with no data compression You cannot edit these details Obtaining support Click on the Support tab The general support enquiries link takes you to HP Support web pages With tape libraries a link is provided...

Страница 129: ...u have downloaded from the HP web site Please refer to http www hp com support for details of the latest firmware for your HP Ultrium Tape Library or Tape Drive and download required files to a location on your host machine before you use this page For tape libraries a link is provided so that you can use the library GUI This link takes you to the Command View MSL login D2D Backup System HP D2D250...

Страница 130: ...HP D2D Backup System The cartridge data is first copied from the HP D2D Backup System to the physical tape storage device and then subsequently deleted from the HP D2D Backup System An import operation may be performed on a physical cartridge in the attached tape drive The data is copied to the target device on the HP D2D Backup System The operation will automatically create a new cartridge in the...

Страница 131: ...ext to any numbered slot that does not have a blank cartridge There is an Export label in the far column next to the mail slot if it contains a non blank cartridge There is an Import label in the far column next to the mail slot if it contains no cartridge To copy to attached tape storage device 1 Locate the cartridge that you wish to copy in the Cartridge list and click on the slot to select it I...

Страница 132: ...em is being accessed at the same time as the copy operation No Verify is the fastest option NOTE On physical tape libraries the unload after completion option moves the cartridge to the mail slot if the mail slot is enabled and empty 4 Click Create 5 The process checks that media is loaded in the attached tape storage device and that it is blank If it is not blank you are given the option of overw...

Страница 133: ...s on a frequent basis as part of a rotation strategy 1 Click on the mail slot in the Cartridge list and press the Next button NOTE The Export function is only active if the mail slot contains a cartridge with data on it there is an Export label in the right column of the mail slot 2 This displays the second page of the wizard Or reports an error if no tape storage devices are currently attached to...

Страница 134: ...slot in the Cartridge list and click on the Next button There is an Import label in the right column of the mail slot 2 This displays the second page of the wizard Or reports an error if no tape storage devices are currently attached to the HP D2D Backup System 3 Select the attached tape drive from the pull down list the required physical slot if it is a tape library the required verify compare op...

Страница 135: ...ted with any schedules created on the HP D2D Backup System The two are independent of each other If you want the backup application schedules to work in conjunction with a schedule on the HP D2D Backup System you must coordinate them manually To create a scheduled job 1 Select Scheduled jobs from the Tape Attach section of the navigation bar A scrollable list of existing schedules is displayed tog...

Страница 136: ...for the numbered slots Click on this icon to copy the last written cartridge to physical tape there is no need to specify the slot number If a slot has already been selected for a schedule the Scheduled box is checked Slots may be used on only one schedule 4 Select the required slot If a valid slot is selected the Next button is active 5 Click Next This displays the second page of the wizard Or re...

Страница 137: ...a slot has already been selected for a schedule the Scheduled box is checked Slots may be used on only one schedule 7 Click on the appropriate physical slot If a valid slot is selected the Next button is active 8 Click Next to display the final page of the wizard D2D Backup System HP D2D2503 137 ...

Страница 138: ...s with less than 31 days the job is always run on the last day of the month For Weekday of the Month select First Second Third Fourth Last week and then the day of the week Time This field is not relevant for After Write jobs It is the time at which the job is to run hour 24 hour clock and minute Active Use this check box to control whether a schedule is active The default is active box is checked...

Страница 139: ...week in the month select Weekday of Month For jobs that you wish to run as soon as the cartridge has been written select After Write Virtual Library Name This is the name of the library on the HP D2D that you selected for the export or copy job Virtual Slot This is the slot number that you selected on the library on the HP D2D For a copy job select the slot number For an export job select the mail...

Страница 140: ...tatus of any current tape import export or copy operations If no such operations are currently in progress a link will be provided to the Tape Attach Job History page If a job is in progress it shows job mode copy export or import HP D2D library device cartridge barcode start time duration verify and data size The final column shows the Job Status If the job is running this will include a progress...

Страница 141: ...ge or if there is a verify error Errors may also occur if the backup application accesses the cartridge that is being exported imported or copied Errors are reported in the Job Status column on this page IMPORTANT If an error occurs during export or copy you do not lose any data The original data remains unaltered in its original location on the HP D2D Backup System Job History Tape Attach This pa...

Страница 142: ...the messages according to time and date Click on Show Search Box to display a Filter field and two drop down menus Use the right hand drop down menu to filter on job status for example to display all jobs with Error messages Use the middle drop down menu to select a column or All and then type a search string into the Filter box 142 Using Tape Attach ...

Страница 143: ...ium LTO 2 3 or 4 tape drives are the ideal devices for all copying processes because the physical cartridge sizes match the maximum configured cartridge sizes on the HP D2D Backup System However by spanning across several tapes you can also use a tape drive with a lower capacity such as an HP StorageWorks DAT 72 tape drive If your backup application will not allow you to span tapes you may want to...

Страница 144: ...ving data to a physical cartridge for off site storage there is no need for concern if the data seems to utilize less space The capacity quoted for physical media assumes that the tape drive will be able to compress your data and reduce the file sizes by 50 but this can be achieved only if your data is not already compressed For example JPEG pictures movies music or ZIP files are already in compre...

Страница 145: ...ation to restore files from the HP D2D to the host as required Restore after host failure 1 Rebuild the host and reconnect to the HP D2D 2 Use the backup application to restore files from the HP D2D to the host Restore after site failure 1 Replace the HP D2D 2 Rebuild the host and reconnect to the HP D2D 3 Import the cartridge from the attached tape drive If the tape drive is attached to the HP D2...

Страница 146: ... longer because the data chunks must be reconstructed Typical speeds are 50 MB sec write 20 MB sec read However because more data can be stored on the disk restore is still fast because there is no need to retrieve data from archived media Reconnecting to the HP D2D after host failure Each configured library or tape drive on the HP D2D Backup System is uniquely mapped to a host It cannot be seen b...

Страница 147: ...neral tab in step 4 into iSCSI Initiator Name NOTE If you have used the Secret option on the iSCSI Initiator to enter an authentication string you must enter the same information on the Web Management Interface See iSCSI Status on page 104 6 On the Discovery tab enter the IP address of the HP D2D Backup System to add it as a target portal for the host Do not change the Port it should be 3260 D2D B...

Страница 148: ...same hostname and iSCSI initiator node name as the host that failed Otherwise new devices will be configured for this host You must log on to the appropriate targets for your host Remember that each library has two devices and you must log onto each one separately We recommend that you also select the automatic restore on boot option in the Log On dialog 148 Restore processes without replication ...

Страница 149: ...ication It should see the library device on the HP D2D Backup System Import the media into your backup application s database and restore the latest full backup from the HP D2D Backup System D2D Backup System HP D2D2503 149 ...

Страница 150: ...150 Restore processes without replication ...

Страница 151: ...estart the backup application services after the backup device has been discovered If you still cannot see the device check Device Manager to make sure it is accessible from the host Make sure that the iSCSI initiator is connected to the devices and log on to them if they are not see Targets tab on page 52 If it is not accessible rerun Discovery Connecting to the network If you cannot see your dev...

Страница 152: ...optimized for your network and application Network For iSCSI devices the HP D2D is designed to be run on a 1GB network Performance will be reduced if a 10 100BaseT network is used The LEDs on the front panel and on the network ports and also warnings on the Web Management Interface will indicate the network speeds at which the device is operating Some management applications use the HP iLO100 Mana...

Страница 153: ...e HP D2D has found a problem with the internal hardware which requires the device to shutdown to avoid further hardware problems The System Health LED on the front panel will probably be flashing RED Plug in a monitor and keyboard directly to the back of the HP D2D see To connect a system console on page 47 and watch for errors on boot up or on the Console screen If iLO100 is available on your sys...

Страница 154: ...2D Backup System will begin its reboot sequence 4 The HP D2D Backup System will be reset to factory networking settings and the Administrator password will be reset to Admin No user data will be lost Cannot authenticate an iSCSI session CHAP authentication is used within HP D2D For details of the settings on the Microsoft iSCSI initiator and the HP D2D Web Management Interface see The Microsoft iS...

Страница 155: ... displays Invalid BIOS Assembly name This event log entry and email alert will occur if a motherboard has been replaced on your HP D2D This is a warning message designed for future expansion of the system Your HP D2D will operate fully without impacting anything This message will occur each time you restart your HP D2D system RAID battery backup status If the RAID battery fails The RAID battery no...

Страница 156: ...156 Troubleshooting ...

Страница 157: ...a slightly reduced performance until you replace the failed drive RAID 5 requires an array with a minimum of three physical drives For the HP D2D Backup System which has four disks 25 of the total logical drive storage capacity is used for parity data This means that actual storage capacity is approximately 2 25 TB for the HP D2D Backup System How do I know a disk has failed The Web Management Int...

Страница 158: ...s page for more information The RAID Status section shows that a disk has failed but it is recoverable No data has been lost The information in the Physical Disks section identifies the disk that has failed This is the disk that you must replace 158 Hard disk replacement ...

Страница 159: ...ul tool for monitoring disk status If you have connected a system console as described in To connect a system console on page 47 an Attention message is displayed against the RAID Status Level if a disk fails and the failed disk can easily be identified in the RAID section D2D Backup System HP D2D2503 159 ...

Страница 160: ...ssage from your nl HP StorageWorks D2D Backup System nl Email Notification From AB4027 nl 20 May 2008 16 20 54 Disk failure has occurred but the RAID System is still operational with full capacity nl 20 May 2008 16 20 54 RAID Disk 1 Failed nl For further information please browse to nl https AB4027 emea hpqcorp net https 16 26 11 104 nl Please do not reply to this email The Event Log The Log also ...

Страница 161: ...ching a static sensitive component or assembly Avoid touching pins leads or circuitry Always place drives with the Printed Circuit Board PCB assembly side down Use conductive field service tools WARNING Hazardous voltages are present inside the HP D2D Backup System Always disconnect AC power from the server and other associated assemblies while working inside the unit Serious injury may result if ...

Страница 162: ...Remove the top cover Loosen the captive screw 1 on the rear panel with a T 15 screwdriver Slide the cover 2 approximately 1 25 cm 0 5 in toward the rear of the unit and then lift the cover to detach it from the chassis Lift the top cover 3 away from the chassis Figure 61 Removing the top cover 5 Remove the top middle cover Loosen the four screws 1 one on each side of the chassis and two on the top...

Страница 163: ...re 63 Disk numbering 7 Remove the hard drive assembly Remove the power and data cables at the rear of the hard drive assembly WARNING Be careful not to dislodge other power connections and SATA connections while doing this Loosen the screw 1 with the T 15 wrench provided Pull the hard drive assembly 2 out of the drive bay D2D Backup System HP D2D2503 163 ...

Страница 164: ... two on each side and retain for the replacement drive Lift the hard drive 2 from the carrier Figure 65 Removing disk from carrier 9 Install the replacement disk into the carrier Put the replacement hard drive disk 2 into the carrier Use the screws you removed earlier to fasten the HDD to the carrier 1 164 Hard disk replacement ...

Страница 165: ...arrier 11 Install the disk assembly into the HP D2D Push the hard drive assembly 1 into the drive bay until it stops Fasten the screws 2 with the T 15 wrench provided to secure the hard drive to the chassis Reconnect the power and data cables at the rear of the hard drive assembly D2D Backup System HP D2D2503 165 ...

Страница 166: ...he top middle cover to secure the top middle cover to the chassis Figure 69 Reinstalling the top middle cover 13 Replace the top cover Align the top cover 1 to the chassis and then slide it towards the front panel to position it into place Once the cover is attached to the chassis tighten the captive screw 2 on the rear panel with a T 15 screwdriver 166 Hard disk replacement ...

Страница 167: ...Figure 70 Reinstalling the top cover 14 Reconnect the network cable s and the power cord 15 Power up again by pressing the Power on switch on the front of the unit D2D Backup System HP D2D2503 167 ...

Страница 168: ... Log If you have configured recipients for email alerts on the Web Management Interface they will be notified that the RAID is being rebuilt and when the rebuild has completed The Log also contains an entry when the RAID rebuild completes If you have a system console If you have connected a system console as described in To connect a system console on page 47 the disks are shown as OK but a messag...

Страница 169: ...t Array RAID controller has failed and needs replacing See the relevant HP D2D Backup System Maintenance and Service Guide for more information If more than one disk fails you will lose all data on the HP D2D Backup System and the message on the Summary page warns that the RAID system has failed catastrophically and that the RAID is not recoverable D2D Backup System HP D2D2503 169 ...

Страница 170: ...he disks as described earlier in this chapter When you power on again the RAID will not rebuild automatically The Summary page continues to show the RAID System as catastrophically failed If you look at the Devices or Cartridges page no information is available other than that the library is awaiting RAID initialization Figure 75 Devices page awaiting RAID initialization If you have the System Con...

Страница 171: ...ll make the HP D2D Backup System usable again but you will have lost your data After initialization the Disk page will show 0 used because all data has been lost The initialization process takes approximately 3 to 5 minutes Create cartridges All cartridges and data were lost when the disks failed Before you can use the HP D2D Backup System you must create new cartridges D2D Backup System HP D2D250...

Страница 172: ...172 Hard disk replacement ...

Страница 173: ...erts 100 Microsoft Exchange Server 101 network 97 with many hosts 20 with one host 20 configuration page tape attach 127 connecting optional tape drive 39 power 32 power cord 27 to network 32 connection status 91 conventions document 13 text symbols 14 copy cartridge 122 131 create cartridge 97 device 92 schedule 135 customer self repair 14 D D2D Backup System definition 17 front and rear view 17 ...

Страница 174: ... gui See web management interface H hardware troubleshooting 151 hardware connections 27 hardware requirements 18 help obtaining 14 host definition 19 HP technical support 14 I import cartridge 123 125 134 inactive connection 52 initiating replication 59 installation HBA for Tape attach 39 rail kit 27 installation wizard how to run 35 preparing to run 35 IP address 99 iSCSI configuring manually 50...

Страница 175: ... history 113 fan in 62 fan out 61 initiating 59 local settings 112 many to one 66 mapping configuration page 107 overview 59 recovering source 74 seeding 68 status page 107 replication concepts 60 replication elements 60 replication ports 113 replication process 68 replication recovery from physical media 83 non standard reverse replication 77 over WAN 79 using colocation 81 using wizard 74 replic...

Страница 176: ...upport page 118 symbols in text 14 T tape attach 39 and replication 59 configuration page 127 definition 22 job history page 141 manual jobs 130 modes of operation 122 schedule page 134 status page 140 tape drive cancel job 140 connecting 39 supported 143 viewing details 127 tape rotation definition 22 tape spanning 126 tape storage device upgrading firmware 129 target appliance 60 technical suppo...

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