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EqualLogic PS3000 Series, Quick Start Manual

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PS Series 3000 QuickStart

Step 3. Set the RAID Policy

24

•

raid10-nospares — 

Striping on top of multiple RAID 1 sets, with no 

spares, if possible. This policy should be used only at installations where extra 

disks and personnel are available at all times to replace failed disks.

Note: 

This option is available only with the CLI.

•

raid50-nospares — 

Striping on top of two RAID 5 sets, with no spares, 

if possible. This policy should be used only at installations where extra disks 

and personnel are available at all times to replace failed disks.

Note: 

This option is available only with the CLI.

For example, the following command specifies a RAID policy of RAID-50 for a 

member:

>

member select member01 raid-policy raid50

Summary of Contents for PS3000 Series

Page 1: ...Hardware Maintenance Hardware Maint...

Page 2: ...y of their respective owners Possession use or copying of the documentation or the software described in this publication is authorized only under the license agreement EqualLogic Inc will not be held...

Page 3: ...ay to a Network Switch 9 E Turn on Power to Array and Check LEDs for Errors 12 F Connect Array to a Console Terminal 15 Step 2 Configure the Array and Create a Group 16 Step 3 Set the RAID Policy 19 U...

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Page 5: ...ork or storage system experience it may be useful to understand Basic networking concepts Current network environment User disk storage requirements RAID configurations Disk storage management Note Th...

Page 6: ...dividual arrays Hardware Maintenance Provides information about maintaining the PS Series Model 3000 array hardware The QuickStart and the Hardware Maintenance manual are printed and shipped with the...

Page 7: ...in the bottom left corner of the GUI window to expand the menu Then click Online Help The Group Manager CLI also provides help at the command line In addition the setup utility provides help for each...

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Page 9: ...igh performance control modules each with three Gigabit Ethernet interfaces and a battery backed cache A simple setup utility lets you quickly configure an array as a member of a new or existing group...

Page 10: ...n from the existing members Once you choose a RAID policy for the member the pool is automatically expanded and volume data and network I O are load balanced across the pool members disks and network...

Page 11: ...ve the contents shown in the figure Shipping Box Contents 3 Following the unpacking instructions in the shipping box lift the array and place it on a flat surface that is protected from electrostatic...

Page 12: ...has two DB9 9 pin female connectors and is used only for the initial member and group configuration or if there is no network access to the array Four pole rack assembly kit Enables you to install an...

Page 13: ...6 cables with RJ45 connectors You can also use Category 5 cables if they adhere to the TIA EIA TSB95 standard Only one network connection is required for operation but as many as six connections maxim...

Page 14: ...e location of the array must be properly vented and must meet the environmental power and physical requirements described in the following table PS Series Storage Array Requirements Component Requirem...

Page 15: ...PS Series 3000 QuickStart Step 1 Set Up the Array Hardware 7 Four Pole Rack Example Two Pole Mid Mount Rack Example Be sure to support the array until it is completely mounted in the rack...

Page 16: ...terruptible power supply UPS system and connect the other power supply to a different source of power See the table PS Series Storage Array Requirements on page 6 for information about voltage require...

Page 17: ...h a network switch if possible When you configure the array as described later in this QuickStart you assign an IP address and netmask to this interface In a dual control module array to ensure networ...

Page 18: ...tely transition into STP forwarding state upon link up This functionality can reduce network interruptions that occur when devices restart and should only be enabled on switch ports that connect end n...

Page 19: ...ntrol module as shown in the figure Minimum Dual Control Module Network Configuration This configuration protects against control module failure Minimum Dual Control Module Network Configuration For m...

Page 20: ...cates a problem contact the support provider for your PS Series array Disk LEDs Backpanel LEDs Disk LED Descriptions Disk LEDs Color Description Top Off No power or error condition Green Power Flashin...

Page 21: ...s not have enough capacity to replace a disk in a RAID set A non critical hardware component failed Error condition lower right Off No power or normal condition Flashing orange One or more of the foll...

Page 22: ...dition Red Array is starting up or error condition PWR Off No power Green Power Network Interface LED Descriptions Network Interface LEDs Color Description Left Off No power or not connected to networ...

Page 23: ...is no network access to the group or array Note If you have a Microsoft Windows system you can use the EqualLogic Remote Setup Wizard to configure an array and create a group instead of using the set...

Page 24: ...istrator as needed Member Configuration Prompt Description Member name Unique descriptive name up to 64 alphanumeric characters no spaces First character must be a letter or number Used to identify an...

Page 25: ...letters number and dashes The first character must be a letter or number Identifies the group for the purposes of adding new members or setting up replication Group IP address Network address for the...

Page 26: ...gateway 192 17 2 1 Enter the name and IP address of the group that the array will join Group name group01 Group IP address 192 17 2 40 Searching to see if the group exists This may take a few minutes...

Page 27: ...the group is fully operational You can convert a member to a different RAID policy only if the new policy requires less disk space than the current policy Using the GUI to Set the RAID Policy To start...

Page 28: ...displayed indicating a normal health status Not Configured Pop Up To set the RAID policy for the member expand Members in the far left panel and select the member name The following warning appears W...

Page 29: ...ed RAID 10 provides the least capacity RAID 50 Striping on top of two RAID 5 distributed parity sets with two spare disks RAID 50 provides a good balance of performance especially for sequential write...

Page 30: ...nfiguration RAID 10 Select the desired RAID policy and click Next to continue The Configure Member Summary dialog box appears Configure Member Summary If the member configuration is satisfactory click...

Page 31: ...mber select member_name raid policy raid_policy The raid_policy variable can be one of the following RAID 10 Striping on top of multiple RAID 1 mirrored sets with one or two spare disks RAID 10 provid...

Page 32: ...replace failed disks Note This option is available only with the CLI raid50 nospares Striping on top of two RAID 5 sets with no spares if possible This policy should be used only at installations wher...

Page 33: ...0 percent of the total reserved snapshot space Snapshot space recovery policy Action to take automatically when the volume s reserved snapshot space has been exceeded either delete the oldest snapshot...

Page 34: ...eries documentation CD ROM to the system running the Web browser and then specify a local online help location by clicking User Preferences in the Tools menu To create a volume click Create volume in...

Page 35: ...Create Volume iSCSI Access dialog box Specify the IP address CHAP user name or iSCSI initiator name to which the volume will be restricted In the following dialog box volume access is restricted to IP...

Page 36: ...ummary dialog box If the volume configuration is satisfactory click Finish to create the volume Create Volume Summary Once you create a volume you can create snapshots of the volume or perform other t...

Page 37: ...lete oldest volume offline snap warn percent_reserve_size unrestricted The unrestricted option sets no restrictions on host access to the volume which is not recommended Instead to restrict host acces...

Page 38: ...EqualLogic Customer Support website to obtain important information about using initiators to access PS Series group volumes The exact procedure for connecting to an iSCSI target depends on the initi...

Page 39: ...rformance without disrupting data availability Modify the date time or time zone or configure NTP Group time is based on the clock on the first member which is set at the factory The default time zone...

Page 40: ...y Clone a volume snapshot or replica Cloning creates a new volume in the group where the cloned volume snapshot or replica resides Promote a replica set Promotion stops replication creates a new volum...

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Page 43: ...2 unpacking 3 warranty vii C CHAP specifying host credentials 30 using access control records 30 CLI accessing 23 collections defined 32 console connection serial 15 control modules connecting cables...

Page 44: ...tor iSCSI accessing a volume 30 defined 1 host requirements 30 J Jumbo Frames recommendation 10 L LEDs location and description 12 M member adding to a group 16 configuring 16 defined 1 increasing ban...

Page 45: ...16 example of creating a group 18 group configuration prompts 17 shipping box contents 3 4 Spanning Tree recommendation 10 spares set as part of RAID policy 19 storage pools defined 1 switches recomm...

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