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In this scenario, the Linux client will assign a new set of inodes to the new share, but when trying
to access the old mount point it will use the previous set of inodes and will therefore not manage
to connect.

Reboot the host Linux system and the connection will work again.

52

Troubleshooting

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Содержание 4430

Страница 1: ...ystem These are also referred to as G3 third generation single node products IMPORTANT An installation checklist and localized versions of this guide are available on the web There may also be a more up to date English version of the guide on the web Always check http www hp com support manuals for the most up to date documentation for your product HP Part Number BB852 90940 Published May 2013 Edi...

Страница 2: ...s contained herein WARRANTY STATEMENT To obtain a copy of the warranty for this product see the warranty information website http www hp com go storagewarranty 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 Microsoft Windows Windows NT and Windows XP are U S registered trademarks of Microsoft Corporation Intel and ...

Страница 3: ...sole 15 The StoreOnce CLI 15 The StoreOnce GUI 15 User accounts 16 4 Network configuration 17 Networking overview 17 When is the default configuration file not adequate 17 Network bonding modes 18 The network configuration wizard 18 Before running the wizard 19 To run the wizard 19 Example wizard sequence 20 More about the configuration file 22 Structure of the configuration file 22 If creating ad...

Страница 4: ...roubleshooting 49 Connecting to the network 49 Connecting to the StoreOnce Backup system from the backup application 49 Performance 50 Using the 10Gb ports HP StoreOnce B44xx only 50 Power off and power on 51 Powering up servers 50 Power off 50 Rebooting the system 51 Power On Off Problems 51 Cannot access a storage shelf HP StoreOnce 42xx and 44xx Backup systems 51 Cannot connect to a NAS share 5...

Страница 5: ...eference Guide This is the full reference guide for the StoreOnce Command Line Interface CLI HP StoreOnce Backup system Linux and UNIX Configuration Guide This guide contains detailed information about configuring HP StoreOnce Backup systems with supported Linux and UNIX operating systems StoreOnce Best Practices for VTL NAS and Replication implementations This white paper advises how to plan the ...

Страница 6: ...urations The HP StoreOnce Backup system supports a wide range of network configurations The following list summarizes configuration details See Network configuration page 17 for more details about configuring the network An Ethernet connection is required for backing up to NAS shares Catalyst stores or iSCSI VTL devices and replication activities and for all StoreOnce management tasks via the GUI ...

Страница 7: ...toloaders This software resides on the host not the HP StoreOnce Backup system The device may be used with the major backup applications from HP Symantec EMC Computer Associates and others For backup and restore to Catalyst store targets the HP StoreOnce Catalyst OST 2 0 plugin must be installed on each Media Server that is required to write data to the StoreOnce Catalyst stores Refer to http www ...

Страница 8: ... Useful links This will take you to the HP website to find out further information about your product Open Source documentation 8 Before you start ...

Страница 9: ...mage or injury caused by the mishandling of the server WARNING Ensure that the rack is level and stable before working on the rack Be sure the leveling jacks feet extend to the floor and that the full weight of the rack rests firmly on the floor WARNING Ensure that the rack has anti tip measures in place Such measures may include floor bolting anti tip feet ballast or a combination of these as spe...

Страница 10: ... IMPORTANT The label on the top of the HP StoreOnce Backup system contains useful identity information such as the MAC address and default network name Make a note of this information before you install the HP StoreOnce Backup system in the rack On HP StoreOnce 2620 Backup systems there is also a pull out strip in the front panel with the serial number and port ID Figure 1 Secure the HP StoreOnce ...

Страница 11: ...he product to connect to the 1GbE network switch 100 Base T Ethernet will limit performance 3 If not using the quick install option connect the required network port s and also connect a console and keyboard to the video and USB connectors on the rear of the unit see drawings below You will need to configure the appliance manually after power up so that it can be accessed on the network 4 If insta...

Страница 12: ...oreOnce 4200 Series Backup system Figure 5 Rear view of the HP StoreOnce 4220 4210 Backup system 2 Video connector for direct connection to CLI 1 Power connectors 4 LAN port 1 connector connect for easy install 3 Keyboard connector for direct connection to CLI 6 Fibre Channel card with optical ports not 4210 iSCSI model 5 LAN port 2 connector Connecting the HP StoreOnce 2620 Series Backup system N...

Страница 13: ...h the expansion module This guide also contains detailed instructions about how to license the additional storage and expand storage using the StoreOnce CLI HP StoreOnce 4430 4420 Series Backup system Up to three expansion shelves may be connected It is recommended that the configuration shown below is followed The user is advised to make a record of which shelf serial number is connected to which...

Страница 14: ...nce Backup system The normal boot sequence takes approximately 2 minutes 5 minutes for the HP StoreOnce 4430 4420 Backup system On power up the HP StoreOnce Backup system runs its fans at high speed for approximately 10 seconds before returning to normal speed Figure 7 Powering on the HP StoreOnce 4430 20 Backup system Figure 8 Powering on the HP StoreOnce 4220 4210 Backup system Figure 9 Powering...

Страница 15: ...out from the StoreOnce CLI See the HP StoreOnce CLI Reference Guide for more information about the StoreOnce CLI commands and their syntax 1 StoreOnce CLI commands require an SSH client application freely available from the internet and must be run from a SSH terminal session on a machine that is on the same network as the StoreOnce appliance ssh username ip_address NOTE They can also be run from ...

Страница 16: ...nd edit management and StoreOnce functions via the GUI and CLI The initial user name and login is Admin and admin but the Admin user may change this via the GUI or CLI Any password change applies to both the GUI and CLI Operator This account is available if the administrator wishes to provide limited access to the GUI and CLI to certain users whose access will be restricted to monitoring and viewi...

Страница 17: ... address of the device changing over reboots To find out the IP address that has been assigned connect to the CLI using a console keyboard and monitor and use the StoreOnce CLI command nl net show status all There is a single StoreOnce CLI wizard command net set wizard This command provides a prompted sequence of steps to enable full configuration of network settings It creates and activates a new...

Страница 18: ... It is recommended when The customer wants to increase throughput to the StoreOnce appliance Trunks between switches on the customer network already use LACP mode The LACP protocol only works when it is configured on both the server and StoreOnce end of the connection Please refer to your switch documentation for information on LACP configuration Mode 6 Active Load Balancing This mode provides a l...

Страница 19: ...ackup systems eth0 eth1 are the 1GbE ports eth4 eth5 are the 10GbE ports You cannot bond a 1GbE with a 10GbE port 4 Which network bonding mode is required the default is Active Passive bonding 5 Does your network use DHCP or static IP addresses If you select static IP addressing make sure you know IP address of the HP StoreOnce Backup system Subnet mask Gateway IP address optional the gateway can ...

Страница 20: ... configuration of network settings on your StoreOnce Backup System If you wish to make additions or modifications to an existing network configuration without having to reconfigure all settings then use the net modify or net add CLI commands instead The wizard consists of the following steps Step 1 Set system wide DNS server addresses Optional Step 2 Configure network settings for available networ...

Страница 21: ...k The default network shall be used as the default gateway subnet 1 Subnet_1 default 1 Step Complete Do you want to 1 Go to next step Step 3 default 2 Go back to previous step Step 1 3 Go back to start of present step Step 2 4 Quit wizard and lose all settings 1 Step 3 Network Name Network_Config_by_Wizard Network Description Network configuration created by network config wizard on 14 17 9 3 Octo...

Страница 22: ...ration files may be created according to networking requirements The following guidelines apply There are two fixed configuration filenames reserved for the system that cannot be used Factory_Default_Configuration and current There may be up to 16 configuration files on any StoreOnce Backup system but only one can be active Filenames are alpha numeric There are three stages to applying a new netwo...

Страница 23: ... that are identified as eth0 LAN port 1 and eth1 LAN port 2 HP StoreOnce 4400 Series Backup systems have four 1GbE ports of which eth0 and eth1 are used and eth2 and eth3 are unused They also have an additional two 10GbE ports that are identified as eth4 and eth5 If you do not know what ports are available on your system use the following StoreOnce CLI command net show ports This command will disp...

Страница 24: ...ress of the server or router which provides external network connection e g 192 168 1 1 Optional information is Domain Name domain extension for the device e g hp com DNS server addresses address of the server which translates hostnames to IP addresses e g 192 168 1 1 To configure connection to a static 1GbE network 1 Make sure one of the 1GbE LAN ports is physically connected before starting to r...

Страница 25: ...igh availability Mode 6 bonding on the 1GbE ports This means that both ports will be connected to the same network for all Management and StoreOnce functions but the system will benefit from link aggregation and continuous availability should one port fail We are assuming that the Default Network Configuration is active so we have to create a new configuration file which we shall call bondedports ...

Страница 26: ...ctions are via the second network HP StoreOnce 44xx Backup systems have two 1GbE and two 10GbE ports and may be connected to four separate networks A more common implementation however is to bond the 1GbE ports to the network that is used to access the StoreOnce Management Console GUI and CLI and to bond the 10GbE ports to the network that is used to backup and replicate data For this example we s...

Страница 27: ... it bondedports The subnet name already configured is bond_net1 We are going to modify it to add a second subnet for the 10GbE network and bond the 10GbE ports using network bonding mode 6 We shall call the second subnet bond_net2 1 Make sure both 10 GbE ports are physically connected before starting to re configure 2 Connect to the StoreOnce CLI from any client on the same network as admin user A...

Страница 28: ...dress 192 168 1 100 Net Mask 255 255 255 0 Domain Name Gateway 192 168 1 1 Bonding Mode 6 Active Load Balance Bonding Default Network yes Interfaces eth0 eth1 Network bond_net2 IP Address 192 168 2 100 Net Mask 255 255 255 0 Domain Name mycompany local Gateway 192 168 2 1 Bonding Mode 6 Active Load Balance Bonding Default Network no Interfaces eth4 eth5 Command Successful 28 Network configuration ...

Страница 29: ... ROM where they are supplied as an installer application and as driver files for manual installation Also check the HP website for driver updates at http www hp com support The tape drive is configurable as an LTO 2 LTO 3 LTO 4 or LTO 5 device This is the default behavior of the tape drive and there is no need and no way to change it on the HP StoreOnce Backup system It is important not to confuse...

Страница 30: ...nects to the required devices An iSCSI initiator may be hardware or software and should be running on each host If the host does not have an iSCSI initiator it will not be able to connect to the library configured on the HP StoreOnce Backup system and will not be able to perform backups For Linux and UNIX operating systems an iSCSI initiator is embedded in the operating system Please refer to the ...

Страница 31: ...AP secret is between 12 and 16 characters and must be entered in exactly the same format in both the Web Management Interface and the iSCSI initiator An Authentication Failure message will occur if the same 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 p...

Страница 32: ...ault tab when you run the iSCSI Initiator for the first time At this point no targets have been discovered 2 Select the Discovery tab At this point there are no target portals 32 Drivers iSCSI and FC installation and configuration ...

Страница 33: ...P StoreOnce Backup system for example mystoreonce mydomain com to add it as a target portal for the host on the Discovery tab Do not change the Port it should be 3260 4 Click on OK to add the target portal to the Discovery page You may need to click Refresh iSCSI Initiator optional VTL only 33 ...

Страница 34: ... must log on to the appropriate targets for your host Remember that each library has at least two devices and you must log onto each one separately If the emulation type you have selected allows more drives there will be a target device for each drive 34 Drivers iSCSI and FC installation and configuration ...

Страница 35: ...on a Favorite target so that you do not have to manually connect to it in the future NOTE If you wish to use CHAP authentication click Advanced before you click OK See separate section below for more details about CHAP authentication 7 Click OK The targets are now showing as Connected iSCSI Initiator optional VTL only 35 ...

Страница 36: ...36 Drivers iSCSI and FC installation and configuration ...

Страница 37: ...se CHAP authentication click Advanced on the Connect to Target dialog IPSec Tunnel Mode is not supported 2 Check Enable CHAP logon and enter the secret in the Target Secret box The CHAP secret may be between 12 and 16 alphanumeric characters It should be the same string as you enter for the Initiator CHAP Secret and the Name is used for Initiator User Name on the StoreOnce Management Interface See...

Страница 38: ... device in the StoreOnce Management Console Favorite Targets tab The Favorite 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 stop the host automatically connecting to a device you must select the device on this tab and Remove it To disconnect the device without rebooting go ba...

Страница 39: ...port 2 Use a FC Multimode 50 125 preferred or 62 5 125 cable to connect the port s on the FC card in the HP StoreOnce Backup system to the Fibre Channel Switch 3 The switch must have a multi mode transceiver that supports speeds of HP StoreOnce 4400 Series 8Gbs preferred 4Gbs or 2Gbs HP StoreOnce 4200 Series 4Gbs preferred or 2Gbs 4 When you use the StoreOnce GUI or CLI to create the library devic...

Страница 40: ...ested third party products Zoning may not always be required for configurations that are already small or simple Typically the bigger the SAN is the more zoning is needed HP recommends the following for determining how and when to use zoning Small fabric 16 ports or less may not need zoning Small to medium fabric 16 128 ports use host centric zoning Host centric zoning is implemented by creating a...

Страница 41: ...er or loader would be identified by the following example text Symbolic Port Name HP D2D S N CZJ1440JBS HP Ultrium 4 SCSI Fibre Channel S N CZJ1440JC5 Port 0 Symbolic Node Name HP D2D S N CZJ1440JBS HP Ultrium 4 SCSI Fibre Channel S N CZJ1440JC5 In the above the S N CZJ1440JBS for all devices should be identical If this is Node Port 1 the Node Name string will be as above but if Port 2 the Node Na...

Страница 42: ...e time zone using the following command time set timezone You will be asked to select a continent ocean and country as part of the command sequence 4 If you have defined an NTP server enter its IP address or FQDN using the StoreOnce CLI command time add ntpserver IP address or FQDN 5 You can check the configuration as shown in the following example time show config NTP Server s nl ntp mycompany ne...

Страница 43: ...ample to capture alerts that are broadcast to the public community See the HP StoreOnce CLI Reference Guide for more detailed information snmp add trapsink mysimserver mycompany local trap community public events alert Configuring SNMP 43 ...

Страница 44: ...three expansion shelves Capacity Upgrade Kits which quadruples physical storage capacity Figure 10 Front view of the HP StoreOnce 4430 Backup system Steady green Power connected device ready to use 1 Power On button LED Steady amber Device switched off or in hibernation with power connected Off No power connected Steady green Hardware is performing correctly 2 system Health LED Flashing amber degr...

Страница 45: ...210 Backup system Steady green Power connected device ready to use 1 Power On button LED Steady amber Device switched off or in hibernation with power connected Off No power connected 2 Hot plug drives Steady blue identifies the unit The LED can be beaconed on and off from the StoreOnce Management Console 3 Beacon LED Amber Power off or system hardware fault Steady green Hardware is performing cor...

Страница 46: ...y 4 system Health LED Flashing amber degraded condition Flashing red critical condition such as power supply or fan failure Flashing green network connection 5 and 6 LAN port LEDS Off no network connection or network not configured 1GbE LAN port LEDs The 1GbE LAN ports have two LEDs as illustrated on the rear of an HP StoreOnce 4220 Backup system below Figure 13 1GbE LAN port LEDs example shows HP...

Страница 47: ... Backup system there are three LEDs adjacent to each FC port Table 1 FC card LEDs Activity Amber LED Green LED Yellow LED Power Off OK Off Off Off Power on before or after software initialization Awaiting HBA software initialization On On On Power on after software initialization Link not initialized Flashing Flashing Flashing software fault OK Alternately flashing Alternately flashing Alternately...

Страница 48: ...Upgrade Kit Figure 15 Capacity Upgrade LEDs Green system activity 1 Health LED Off No system activity Amber Fault condition 2 Fault LED Off No fault condition Blue Identified 3 UID button LED Flashing blue Active remote management Off No remote management 48 Understanding LEDs ...

Страница 49: ...or Static IP addressing for your HP StoreOnce Backup system If you are unsure of your settings please use the StoreOnce CLI command net show status all 3 Is your network running IPv4 mode IPv6 mode is not supported Ensure that you have selected the correct IP Address for the network you are using At this time the HP StoreOnce Backup system does not support DHCPv6 4 If you still cannot access the H...

Страница 50: ... Backup system is designed to be run on a 1Gb or 10Gb HP StoreOnce 44xx Series network Performance will be reduced if a 100BaseT network is used The LEDs on the front panel 1 Gb ports only and on the network ports and also warnings on the Web Management Interface will indicate the network speeds at which the device is operating Using the 10Gb ports HP StoreOnce B44xx only If data transfer seems sl...

Страница 51: ... faulty If the Power LED is AMBER Power on the HP StoreOnce Backup system using the Power button If it shuts down again see page 51 If the Power LED is GREEN but you cannot log in Reboot and check for hardware errors as the HP StoreOnce Backup system device boots up HP StoreOnce Backup system system Health LED is flashing RED HP 4200 and 4400 Series One of the two power supplies is faulty or not c...

Страница 52: ... a new set of inodes to the new share but when trying to access the old mount point it will use the previous set of inodes and will therefore not manage to connect Reboot the host Linux system and the connection will work again 52 Troubleshooting ...

Страница 53: ...om support manuals In the Storage section click Storage Solutions and then select your product Document conventions and symbols Table 2 Document conventions Element Convention Cross reference links and e mail addresses Blue text Table 2 page 53 website addresses Blue underlined text http www hp com Bold text Keys that are pressed Text typed into a GUI element such as a box GUI elements that are cl...

Страница 54: ... CSR contact your local service provider For North America see the CSR website http www hp com go selfrepair Registering your HP StoreOnce Backup system Once you have installed and tested your HP StoreOnce Backup system please take a few minutes to register your product You can register via the web http www register hp com To ensure your registration is complete there are a number of questions on ...

Страница 55: ... support downloads Documentation feedback HP welcomes your feedback To make comments and suggestions about product documentation please send a message to storagedocs feedback hp com All submissions become the property of HP Documentation feedback 55 ...

Страница 56: ... E ethernet configurations 6 F Favorite Targets tab iSCSI initiator 38 Fibre Channel connection 39 creating devices 39 LEDs 47 fibre channel and iSCSI 30 topologies 7 zoning 40 Fibre Channel connections 7 front view 4400 Series Backup system 44 StoreOnce 2620 2610 Backup system 45 StoreOnce 4210 4220 Backup system 45 G General tab iSCSI initiator 31 gui see web management interface H hardware conn...

Страница 57: ...storage capacity 45 StoreOnce 4210 4220 Backup system front and rear view 45 storage capacity 45 StoreOnce Backup system definition 5 logging on to GUI 15 Subscriber s Choice HP 54 symbols in text 53 T target authentication 37 technical support HP 54 service locator website 54 text symbols 53 topologies fibre channel 7 troubleshoot connecting from backup system 49 network 49 50 perfromance 50 powe...

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