Hp LeftHand P4000 Virtual SAN Appliance Software Instrukcja Użytkownika

HPP4000 SAN Solution User GuideAbstractThis guide provides information for configuring and using the HP SAN Solution. It includes hardware configurati

Understanding the performance statistics...214Monitoring and comparing multi

Table 30 Selected details of the hardware reportmeans thisThis termHostname of the storage system.HostnameFull version number for storage system softw

Table 30 Selected details of the hardware report (continued)means thisThis termIdentifies devices that make up the O/S RAID configuration,including:Un

To export the summary:1. From the CMC menu bar, select Tasks→System Summary.2. Click Export.3. Select a location for the file, and rename it if desire

NOTE: After deleting a remote log file from the storage system, remove references to this log filefrom the syslog configuration on the target computer

8 Working with management groupsA management group is a collection of one or more storage systems. It is the container withinwhich you cluster storage

Table 31 Management group requirements (continued)What it meansManagement group requirementYou need the DNS domain name, suffix, and server IPaddress.

Add administrative user1. Click Next to add an administrative user.2. Enter the administrative user’s name, a description, and a password.The first ad

in the management group. For more information on using the map view tools, see “Using the MapView ” (page 14).Best practice for managers in a manageme

Table 33 Managers and quorumExplanationFault toleranceNumber for a quorumNumber of ManagersIf the manager fails, no datacontrol takes place. ThisNone1

Once installed and configured, the Failover Manager operates as a storage system in how youadd it to a management group where it serves solely as a qu

Establishing a terminal emulation session on a Windows system...235Establishing a terminal emulation session

Figure 45 Configuration Summary created when the first management group is configuredConfiguration guidanceAs the Configuration Summary reports the nu

of the management group. Exceeding 30 storage systems triggers a warning by turning that linered. As soon as the total number of storage systems reduc

Figure 47 Warning when items in the management group are reaching safe limits1. Volumes and snapshots are nearing the optimum limit. One cluster is ne

Figure 49 Best Practice Summary for well-configured SANExpand the management group in the summary to see the individual categories that haverecommende

Volume-level data protectionUse a data protection level greater than Network RAID-0 to ensure optimum data availability if astorage system fails. For

1. In the navigation window, select a management group.2. Log in by any of the following methods.• Double-click the management group.• Open the Manage

Stopping managersUnder normal circumstances, you stop a manager when you are removing a storage system froma management group. You cannot stop the las

Table 34 Guide to local bandwidth priority settingsThroughput ratingThroughput (MB/sec)Network type2 Mbps0.25Minimum10 Mbps1.25Ethernet32 Mbps4.00Fact

Prerequisites• Disconnect any hosts or servers that are accessing volumes in the management group.• Wait for any restriping of volumes or snapshots to

the management group is started up, the management group remains in maintenance modewhile the repaired or replaced storage system is resynchronizing w

1 Getting startedWelcome to the SAN/iQ software and the Centralized Management Console (CMC). Use theCMC to configure and manage the HP P4000 SAN Solu

• Remove the storage system from the cluster. See “Removing a storage system from a cluster”(page 137).• Let any restripe operations finish completely

9 Using specialized managersThe SAN/iQ software provides two specialized managers that are used in specific situations. TheFailover Manager is used in

• Failover Manager not inside a virtual Windows machine with VMware Server running.• Failover Manager configured to start last after storage systems i

Using the Failover Manager for VMwareInstall the Failover Manager from the DVD, or from the DVD .iso image downloaded from thewebsite:http://www.hp.co

11. Select No, I am done, unless you plan to install another Failover Manager, and click Next.If you want to install another Failover Manager, the wiz

Next, use the Find function in the CMC to discover the Failover Manager, and then add it to amanagement group. See “Adding a storage system to an exis

Table 35 Troubleshooting for ESX Server installation (continued)SolutionIssue4. Copy fresh files into the virtual machine folder from thedownloaded zi

Disaster recovery using a virtual managerThe virtual manager functions as an on-demand manager in a disaster-recovery situation. As anon-demand manage

Figure 52 Two-site failure scenarios that are correctly using a virtual managerConfiguring a cluster for disaster recoveryIn addition to using a virtu

2. Create management group—plan the managers and virtual manager.When you create the management group in the two-site scenario, plan to start two mana

Navigation windowThe left vertical pane displays the architecture of your P4000 SAN. Access the ConfigurationSummary and Best Practice Summary in the

Figure 54 Network RAID-10 volume on two-site clusterAdding a virtual managerIf a two-system management group is created without a Failover Manager, a

Starting a virtual manager to regain quorumOnly start a virtual manager when it is needed to regain quorum in a management group. “Two-sitefailure sce

NOTE: If you attempt to start a virtual manager on a storage system that appears to be normalin the CMC, and you receive a message that the storage sy

10 Working with clustersClusters are groups of storage systems created in a management group. Clusters create a pool ofstorage from which to create vo

9. Click Finish.10. Review the summary information in the next window. Click Close when finished.Adding an iSNS server (option)Add an iSNS server.NOTE

3. In the Edit iSNS Servers window, select the VIP to change or delete, or click Add to add anew VIP.4. Make the necessary changes and click OK to sav

Maintaining storage systems in clustersUse the Edit Cluster menu to perform cluster maintenance tasks such as increasing capacity byadding a storage s

5. Select the storage systems to swap into the cluster and click OK.6. Click OK to complete the swap.The swap operation may take some time, depending

Auto Performance Protection is indicated by two unique statuses reported on the Details tab. Youwill also receive event notifications on these statuse

If status is Storage System InoperableReboot the storage system and see if it returns to Normal, when it comes back up.If these statuses recurThis may

• Tasks—Lets you access all storage configuration tasks. The tasks in this menu are grouped bylogical or physical items. Tasks are also accessible thr

3. From the Repair Storage System window, select the item that describes the problem to solve.Click More for more detail about each selection.• Repair

11 Provisioning storageThe SAN/iQ software uses volumes, including SmartClone volumes, and snapshots to provisionstorage to application servers and to

Full provisioningFull provisioning reserves the same amount of space on the SAN as is presented to applicationservers. Full provisioning ensures that

Data protection levelSeven data protection levels are available, depending upon the number of available storagesystems in the cluster.Table 38 Setting

How data protection levels workThe system calculates the actual amount of storage resources needed for all data protection levels.When you choose Netw

Best applications for Network RAID-10+1 are those that require data availability even if two storagesystems in a cluster become unavailable.Figure 59

Figure 61 (page 146) illustrates the write patterns on a cluster with four storage systems configuredfor Network RAID-5.Figure 61 Write patterns and p

Figure 62 Write patterns and parity in Network RAID-6 (Dual Parity)1. P1 is parity for data blocks A, B, C, D2. P2 is parity for data blocks E, F, G,

Plan how you intend to use snapshots, and the schedule and retention policy for schedules tosnapshot a volume. Snapshots record changes in data on the

Figure 63 Cluster tab viewCluster use summaryThe Use Summary window presents information about the storage space available in the cluster.Figure 64 Re

Using views and layoutsThe views and layouts differ for each element of your network that uses the map view.For views and layouts available, see:• Wor

Table 39 Information on the Use Summary tab (continued)DescriptionCategorysnapshots are created, or as thinly provisioned volumesgrow.Saved SpaceThe s

Table 40 Information on the Volume Use tab (continued)DescriptionCategoryto see the space saved number decrease as data onthe volume increases.• Full

Table 41 Information on the System Use tabDescriptionCategoryHost name of the storage system.NameTotal amount of disk capacity on the storage system.

However, the file system does not inform the block device underneath (the SAN/iQ volume) thatthere is freed-up space. In fact, no mechanism exists to

Changing configuration characteristics to manage spaceOptions for managing space on the cluster include• Changing snapshot retention—retaining fewer s

12 Using volumesA volume is a logical entity that is made up of storage on one or more storage systems. It can beused as raw data storage or it can be

Table 43 Characteristics for new volumesWhat it meansConfigurable for Primaryor Remote VolumeVolume characteristicBasic TabThe name of the volume that

Table 43 Characteristics for new volumes (continued)What it meansConfigurable for Primaryor Remote VolumeVolume characteristicBothType• Primary volume

NOTE: The system automatically factors data protection levels into the settings. For example, ifyou create a fully provisioned 500 GB volume and the d

Table 44 Requirements for changing volume characteristicsRequirements for ChangingItemMust be from 1 to 127 characters.DescriptionServer must have alr

Figure 2 Default naming conventions for snapshots and SmartClone volumesChanging naming conventionsChange the elements that use a default naming conve

Changing the volume description1. In the Description field, edit the description.2. Click OK when you are finished.Changing the cluster—migrating a vo

Deleting a volumeDelete a volume to remove that volume’s data from the storage system and make that spaceavailable. Deleting a volume also deletes all

13 Using snapshotsSnapshots are a copy of a volume for use with backup and other applications.Types of snapshotsSnapshots are one of the following typ

would run weekly and retain 5 copies. A third schedule would run monthly and keep 4copies.• File-level restore without tape or backup software• Source

Table 46 Snapshot characteristics (continued)What it meansSnapshot parametervCenter Server is installed. See the HP P4000 ApplicationAware Snapshot Ma

Creating an application-managed snapshot, with or without volume sets, requires the use of theApplication Aware Snapshot Manager. The application-mana

Editing a snapshotYou can edit both the description of a snapshot and its server assignment. The description must befrom 0 to 127 characters.1. Log in

Requirements for snapshot schedulesTable 49 Characteristics for creating a schedule to snapshot a volumeDescription and requirementsItemThe name of th

Creating a schedule to snapshot a volume1. In the navigation window, select volume for which you want to create a schedule for snapshots.2. Click Volu

6. (Optional) If displayed, click Verify Volume Associations to see if the volume set included inthe snapshot set is up to date.The Verify Volume Asso

• Install the HP P4000 CMC software on a management workstation or server that can connectto the storage systems on the network.• Install an iSCSI ini

Figure 68 Delete multiple snapshots from the volumes and snapshots nodeScripting snapshotsApplication-based scripting allows automatic snapshots of a

Making a Windows application-managed snapshot availableIf you do any of the following using a Windows application-managed snapshot, you must usediskpa

Making a Windows application-managed snapshot available on a server in a MicrosoftclusterUse this procedure to make an application-managed snapshot av

Managing snapshot temporary spaceYou can either delete the temporary space to free up space on the cluster, or, if you need datathat may have been wri

between the original volume and the new SmartClone volume. For detailed information aboutSmartClone volumes, see “What are SmartClone volumes?” (page

If the snapshot is part of a snapshot setIf the snapshot isnotpart of a snapshot set• Click Roll Back Volume. See “Continue with standardroll back” (p

Figure 69 New volume with shared clone point1. Original volume2. New SmartClone volume from snapshot3. Shared clone point5. If you created the SmartCl

Restrictions on deleting snapshotsYou cannot delete a snapshot when the snapshot is:• A clone point.• In the process of being deleted or being copied

14 SmartClone volumesSmartClone are space-efficient copies of existing volumes or snapshots. They appear as multiplevolumes that share a common snapsh

Table 50 Terms used for SmartClone features (continued)DefinitionTerm(page 179), the snapshots Volume_1_SS_1 andVolume_1_SS_2 are shared snapshots.Tab

Figure 3 The SAN/iQ software storage hierarchy1. Management group2. Cluster3. VolumeTo complete this wizard, you will need the following information:•

Safely use production data for test, development, and data miningUse SmartClone volumes to safely work with your production environment in a test and

Naming convention for SmartClone volumesA well-planned naming convention helps when you have many SmartClone volumes. Plan thenaming ahead of time, si

Table 51 Characteristics for new SmartClone volumes (continued)What it meansSmartClone volume characteristicmore information, see “Assigning server co

Figure 73 Rename SmartClone volume from base name1. Rename SmartClone volume in listShared versus individual characteristicsCharacteristics for SmartC

Figure 74 Programming cluster with SmartClone volumes, clone point, and the source volume1. Source volume2. Clone point3. SmartCLone volumes (5)In thi

Figure 76 SysAdm cluster now has the SmartClone volumes, clone point, and the source volumeTable 52 (page 185) shows the shared and individual charact

clone point. That is, you can delete all but one of the SmartClone volumes, and then you can deletethe clone point.Figure 77 Navigation window with cl

Figure 78 Clone point appears under each SmartClone volume1. Clone point appears multiple times. Note that it is exactly the same in each spotNOTE: Re

Figure 79 Navigation window with shared snapshots1. Original volume2. Clone point3. Shared snapshotsIn Figure 79 (page 188), the original volume is C#

Creating SmartClone volumesYou create SmartClone volumes from existing volumes or snapshots. When you create a SmartClonevolume from another volume, y

Finding storage systems after the first timeThe Find settings from your first search are saved in the CMC. Every time you open the CMC, thesame search

5. Next you select the following characteristics:• Base name for the SmartClone volumes• Type of provisioning• Server you want connected to the volume

Figure 82 Viewing SmartClone volumes and snapshots as a tree in the Map ViewUsing viewsThe default view is the tree layout, displayed in Figure 82 (pa

Figure 83 Viewing the organic layout of SmartClone volumes and related snapshots in the MapViewViewing clone points, volumes, and snapshotsThe navigat

Figure 84 Highlighting all related clone points in navigation window1. Selected clone point2. Clone point repeated under SmartClone volumesEditing Sma

Table 55 Requirements for changing SmartClone volume characteristics (continued)Requirements for ChangingShared or IndividualItemDetermines whether th

Deleting multiple SmartClone volumesDelete multiple SmartClone volumes in a single operation from the Volume and Snapshots nodeof the cluster. First y

15 Working with scriptingScripting in the SAN/iQ software through release 7.0 was accomplished by thejava.commandline.CommandLine scripting tool.In SA

16 Controlling server access to volumesApplication servers (servers), also called clients or hosts, access storage volumes on the SAN usingthe iSCSI p

Figure 87 Server assignments in the navigation window and the Volumes and Snapshots tab1. Servers from a version 7.0 management group in the navigatio

Table 57 Characteristics for servers (continued)Description and requirementsItemThe name, or iqn string, of the iSCSI initiator. Open theiSCSI initiat

© Copyright 2009, 2012 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP required for possession, use or

• Extremely high network traffic to and from the storage system.• The IP address could have changed if the storage system is configured to use DHCP (n

Editing server connectionsYou can edit the following fields for a server connection:• Description• Controlling Server IP Address• Load balancing• CHAP

Creating a server cluster1. In the navigation window, select the Servers category.2. Right-click and select New Server Cluster.3. Enter a name and des

Figure 89 Completed server cluster and the assigned volumes1. Green solid line indicates active connection. The two-way arrows indicate the volume per

Figure 90 Servers and volumes retain connections after server cluster is deleted1. Each volume remains connected to each server after the server clust

Table 59 Server connection permission levelsAllows ThisType of AccessPrevents the server from accessing the volume or snapshot.No accessRestricts the

1. In the navigation window, right-click the volume whose server connection assignments youwant to edit.2. Select Assign and Unassign Servers.3. Chang

17 Monitoring performanceThe Performance Monitor provides performance statistics for iSCSI and storage system I/Os tohelp you and HP support and engin

Generally, the Performance Monitor can help you determine:• Current SAN activities• Workload characterization• Fault isolationCurrent SAN activities e

Figure 93 Example showing fault isolationWhat can I learn about my volumes?If you have questions such as these about your volumes, the Performance Mon

Figure 95 Example showing throughput of two volumesActivity generated by a specific server exampleThis example shows the total IOPS and throughput gen

2 Working with storage systemsStorage systems displayed in the navigation window have a tree structure of configuration categoriesunder them. The stor

Figure 97 Example showing network utilization of three storage systemsLoad comparison of two clusters exampleThis example illustrates the total IOPS,

Figure 99 Example comparing two volumesAccessing and understanding the Performance Monitor windowThe Performance Monitor is available as a tree system

For more information about the performance monitor window, see the following:• “Performance Monitor toolbar” (page 212)• “Performance monitor graph” (

Figure 102 Performance Monitor graphThe graph shows the last 100 data samples and updates the samples based on the sample intervalsetting.The vertical

Table 60 Performance Monitor table columns (continued)DefinitionColumnUnit of measure for the statistic.UnitsCurrent sample value for the statistic.Va

Table 61 Performance Monitor statisticsNSMVolume or SnapshotClusterDefinitionStatisticXXXAverage read requestsper second for thesample interval.IOPS R

Table 61 Performance Monitor statistics (continued)NSMVolume or SnapshotClusterDefinitionStatisticsystem for the sampleinterval.X--Percent of totalmem

Access sizeThe size of a read or write operation. As this size increases, throughput usually increases becausea disk access consists of a seek and a d

3. Click .Figure 105 Add Statistics window4. From the Select Object list, select the cluster, volumes, and storage systems you want to monitor.Use the

3. Right-click a row in the table and select View Statistic Details.The Statistic Details window opens, with all of the information for the selected s

Automatic loginOnce you have logged in to a management group, additional log ins are automatic if the sameuser names and passwords are assigned. If ma

Pausing and restarting monitoringIf you are currently monitoring one or more statistics, you can pause the monitoring and restart it.For example, you

1. From the Performance Monitor window, right-click the statistic in the table that you want tohighlight, and select Highlight.The line turns white.2.

9. Click Add Statistics.The statistics you selected are listed in the Added Statistics list.10. Click OK.The File Size field displays an estimated fil

18 Registering advanced featuresAdvanced features expand the capabilities of the SAN/iQ software and are enabled by licensingthe storage systems throu

Identifying licensing statusYou can check the status of licensing on individual advanced features by the icons displayed. Theviolation icon appears th

5. Read the text, and select the box to enable the use of scripts during a license evaluation period.6. Click OK.Turn off scripting evaluationTurn off

Submitting storage system feature keys1. In the navigation window, select the storage system from the Available Systems pool for whichyou want to regi

The Registration tab displays the following information:• The license status of all the advanced features, including the progress of the evaluation pe

NOTE: Record the host name or IP address of the storage system along with the feature key. Thisrecord will make it easier to add the license key to th

Make a customer information file for each management group in your SAN.• Create or edit your customer profile.• Save the customer profile to a compute

Powering on or off, or rebooting storage systems with modular componentsSome storage systems are comprised of modular components, that may include:• D

19 iSCSI and the HP P4000 SAN SolutionThe SAN/iQ software uses the iSCSI protocol to let servers access volumes. For fault toleranceand improved perfo

iSCSI load balancingUse iSCSI load balancing to improve iSCSI performance and scalability by distributing iSCSIsessions for different volumes evenly a

Figure 110 Differentiating types of CHAPCHAP is optional. However, if you configure 1-way or 2-way CHAP, you must remember to configureboth the server

NOTE: The initiator node name and secrets set in the SAN/iQ CMC must match what you enterin the server’s iSCSI initiator exactly.Sample iSCSI configur

Figure 113 (page 234) illustrates the configuration for a single host authentication with 2-way CHAPrequired.Figure 113 Adding an initiator secret for

20 Using the Configuration InterfaceThe Configuration Interface is the command line interface that uses a direct connection with thestorage system.You

$ xterm3. In the xterm window, start minicom as follows:$ minicom -c on -l NSMOpening the Configuration Interface from the terminal emulation session1

Table 68 Identifying Ethernet interfaces on the storage system (continued)Ethernet InterfacesWhat the label saysWhere labeledMotherboard:Port1, Mother

TCP speed and duplex. You can change the speed and duplex of an interface. If you change thesesettings, you must ensure that both sides of the NIC cab

21 Support and other resourcesContacting HPFor worldwide technical support information, see the HP support website:http://www.hp.com/supportBefore con

4. Select Reboot to perform a software reboot without a power cycle.5. Click OK.The storage system starts the reboot in the specified number of minute

New and changed information in this editionThe following additions and changes have been made for this edition:• The following information has been up

A Replacing hardwareThis chapter describes the disk replacement procedures for cases in which you do not know whichdisk to replace and/or you must reb

1. Log in to the management group.2. Select the storage system in the navigation window, and review the Details tab information.If the Storage System

Rebuilding dataThe following steps take you through the steps to first reconfigure RAID on the storage system andthen to rebuild data on the storage s

Restarting a managerNOTE: Before proceeding, verify that the storage system has finished initializing and is completelyadded to the management group.I

Controlling server accessUse the Local Bandwidth Priority setting to control server access to data during the rebuild process:• When the data is being

Figure 116 Storage server LEDs2. System health LED1. Front UID/LED switch4. NIC 2 activity LED3. NIC 1 activity LED5. Power LED switchTable 70 Storage

Figure 117 Card 1 locationFigure 118 Card 2 locationA cache module is attached to each RAID controller and each cache module is connected to abattery.

4. Remove the top cover (Figure 119 (page 248)):a. Loosen the screw on the top cover with the T-10 wrench.b. Press the latch on the top cover.c. Slide

6. The cache module is attached to the RAID controller and must be removed before removingthe RAID controller. Each cache module is connected to a bat

Upgrading the SAN/iQ software on the storage systemThe CMC enables automated upgrades for the P4000 SAN Solution, including firmware, SAN/iQupgrades a

Figure 123 Removing the cache module9. Remove the RAID controller from its slot.Installing the RAID controllerIMPORTANT: The replacement RAID controll

Figure 125 Installing Card 23. Reinstall the PCI cage (Figure 126 (page 251)):a. Align the PCI cage assembly to the system board expansion slot, and t

B Third-party licensesThe software distributed to you by HP includes certain software packages indicated to be subjectto one of the following open sou

C SANiQ TCP and UDP Port UsageA P4000 SAN uses a list of well-known TCP/UDP ports to operate, see Table 71 (page 253).Management applications in SAN/i

Table 71 TCP/UDP ports used for normal SAN operations with SAN/iQ (continued)DescriptionNamePort(s)IP Protocolstorage systems. Used formanagement and

Table 71 TCP/UDP ports used for normal SAN operations with SAN/iQ (continued)DescriptionNamePort(s)IP Protocolinformation using a webinterface.Used by

GlossaryThe following glossary provides definitions of terms used in the SAN/iQ software andthe HP P4000 SAN Solution.acting primaryvolumeThe remote v

DSM Device Specific Module.DSM for MPIO The HP P4000 DSM for MPIO vendor-specific DSM that interfaces with the Microsoft MPIOframework.failback After

Multi-Site cluster A cluster of storage that spans multiple sites (up to three). A Multi-Site cluster must meet at leastone of the following condition

RAID status Condition of RAID on the storage system:• Normal - RAID is synchronized and running. No action is required.• Rebuild - A new disk has been

• Software Up to Date—System has checked for upgrades, and no upgrades are available.• Upgrades Available—Upgrades are available. Click for more infor

shared snapshot Shared snapshots occur when a clone point is created from a newer snapshot that has oldersnapshots below it in the tree. All the volum

volume set Two or more volumes used by an application. For example, you may set up Exchange to use twovolumes to support a StorageGroup: one for mailb

IndexSymbols1000BASE T interface, 53802.3ad , LACP, 61Aaccess controlSNMP, 94access rights see permission levelsaccessingvolumes from servers, 197acti

Bbacking outof Remote Copy evaluation, 224of scripting evaluation, 225bandwidth, changing local settings, 117best practiceconfiguring cluster for disa

changing for volumes, 160cluster-level data protectionBest Practice Summary, 113clustered application serverschanging volume associations after deleti

using RAID for, 34data transmission, 52datesetting with NTP, 77setting without NTP, 79date and time for scheduled snapshot, 168decreasing volume size,

and static IP addresses, 72editing IP or domain name, 73removing, 73using, 72documentrelated information, 240documentationHP website, 240Domain Name S

full permissions, 82Ggateway session for VIP with load balancing, 231Getting Started Launch Pad, 16ghost storage system, 139removing after data is reb

setting in preferences, 15locating a storage system in a rack, 22log filessaving for technical support, 101log into a storage system in a management g

network interface bonds, 55active-passive, 57adaptive load balancing, 63best practices, 65communication after deleting, 70configuring, 65creating, 66d

When you upgrade the CMC, the CMC closes and the CMC installer wizard runs. The new versionof the CMC opens when the installation is finished.Before u

hiding, 220hiding a line, 220showing, 220Performance Monitor windowaccessing, 211graph, 212parts defined, 211saving to an image file, 222table, 213too

when not running manager, 241rebuild volume data, 244rebuildingRAID, 47rate for RAID, 36reclaimable space in volumes, 150reconfiguring RAID, 37recreat

SAN/iQupgrading, 25, 28saved space in cluster, 149saved space in volumes, 150savingdiagnostic reports, 97log files for technical support, 101managemen

planning size, 163point-in-time, 162read/write and deleting temporary space, 173requirements for editing, 166restrictions on deleting, 177rolling back

system requirementsfor Failover Manager on ESX Server, 123systemsfinding on network, 13, 19TTCPframe size, 51speed and duplex, 50status, 50status tab,

deleting application-managed snapshots for, 161, 177volume sizebest practice for setting, 142volume use window, 150volume-level data protectionBest Pr

11. Select the option Only notify me of patches available for my current version of software andclick OK.12. Log in to the management group targeted f

The Upgrade Summary window also lists software that must be upgraded before finishing theSAN/iQ upgrade. For any software listed, the current version

Contents1 Getting started...12Using the CMC...

Figure 7 Availability tabChecking status of dedicated boot devicesSome storage systems contain either one or two dedicated boot devices. Dedicated boo

Table 6 Boot device status (continued)DescriptionBoot device statusThe device has not yet been used in a storage system. It isready to be activated.Un

3 Configuring RAID and Managing DisksFor each storage system, you can select the RAID configuration and the RAID rebuild options, andmonitor the RAID

Table 7 Descriptions of RAID levels (continued)DescriptionRAID levelprovides a backup copy of the files and normal systemoperations are not interrupte

RAID devices by RAID typeEach RAID type creates different sets of RAID devices. Table 8 (page 34) contains a descriptionof the variety of RAID devices

RAID protects against failure of disks within a storage system, but not against failure of an entirestorage system. For example, if network connectivi

Table 9 Data availability and safety in RAID configurations (continued)Data availability if entire storage systemfails or if network connection to sto

3. Change the rebuild settings as desired on the RAID Rebuild Rate Priority window.4. Click OK.The settings are then ready when a RAID rebuild takes p

When RAID 6 initialization has finished, the CMC becomes available again, and you canadd the storage system to the management group.Monitoring RAID st

Managing disksUse the Disk Setup tab to monitor disk information and perform disk management tasks as listedin Table 10 (page 39).Table 10 Disk manage

RAID devices by RAID type...34Planning the RAID configur

Table 11 Description of items on the disk reportDescriptionColumnCorresponds to the physical slot in the storage system.DiskStatus is one of the follo

storage system to the cluster and migrate the volumes and snapshots back to the originalcluster. “Changing the cluster—migrating a volume to a differe

Figure 14 Viewing the disk status of a VSANOTE: To change the size of the data disk in a VSA, see the HP P4000 VSA Installation andConfiguration Guide

Figure 17 Viewing the Disk Setup tab in a HP LeftHand P4300 and HP P4300 G2Figure 18 Diagram of the drive bays in a HP LeftHand P4300 and HP P4300 G2V

Figure 20 Diagram of the drive bays in a HP P4800 and HP P4800 G2Viewing disk status for the HP P4900 G2The disks are labeled 1 through 8 in the Disk

• Powering the disk on in the CMC (non-hot-swap storage systems)• Rebuilding RAID on the disk or on the storage system (all storage systems)NOTE: Beca

Preparing for a disk replacementUse this section to replace a single disk under the following conditions:• You know which disk needs to be replaced th

Complete the checklist for replacing a disk in RAID 1, RAID 10, RAID 5, or RAID 6. Then followthe appropriate procedures for the storage system.Replac

4 Managing the networkA physical storage system has two TCP/IP network interfaces (NICs). For each physical storagesystem you can:• Configure the indi

• When configuring a management interface on a P4000 storage system, make sure thatinterface is on a separate network. Configuring two separate interf

Editing a DNS server...73Editing a domain name

Managing settings on network interfacesConfigure or change the settings of the network interfaces in the storage systems. See “Networkbest practices”

Table 14 Setting storage system speed and duplex settings (continued)Switch setting speed/duplexStorage system setting speed/duplex100/Full100/Full100

increasing the frame size requires that routers, switches, and other devices on your network supportthat frame size.NOTE: Increasing the frame size ca

NOTE: The VSA does not support changing flow control settings.Requirements• These settings must be configured before creating NIC bonds.• All NICs sho

Table 15 Identifying the network interfaces on the storage systemEthernet interfacesLabelWhere labeledIn the TCP/IP Network configuration category in

Using DHCPA DHCP server becomes a single point of failure in your system configuration. If the DHCP servergoes offline, then IP addresses may be lost.

continues operating normally. To use Link Aggregation Dynamic Mode, your switch mustsupport 802.3ad.CAUTION: Link Aggregation Dynamic Mode requires pl

Table 16 HP P4000 SAN Solution—possible bonds with 1 GbE and 10 GbE NICsSAN/iQ softwareinterfaceeth3 (10 GbE)eth2 (10 GbE)Motherboard:Port2 (1GbE)Moth

Physical and logical interfacesThe two NICs in the storage system are labeled as listed in Table 18 (page 58). If both interfacesare bonded for failov

Table 20 Example Active-Passive failover scenario and corresponding NIC statusNIC statusExample failover scenario1. Active-Passive bond0 is created. T

Enabling SNMP agents...93Adding SNMP traps...

Figure 26 Active-Passive in a two-switch topology with server failover1. Servers2. HP P40003. Storage cluster4. GigE trunk5. Active path6. Passive pat

Figure 27 Active-Passive failover in a four-switch topology1. Servers2. HP P40003. Storage cluster4. GigE trunk5. Active path6. Passive pathFigure 27

Table 22 Link aggregation dynamic mode failover scenario and corresponding NIC statusNIC statusExample failover scenario1. Link Aggregation Dynamic Mo

Figure 28 Link aggregation dynamic mode in a single-switch topology1. Servers2. HP P40003. Storage clusterHow Adaptive Load Balancing worksAdaptive Lo

Table 24 Example Adaptive Load Balancing failover scenario and corresponding NIC statusNIC statusExample failover scenario1. Adaptive Load Balancing b

Figure 29 Adaptive Load Balancing in a two-switch topology1. Servers2. HP P40003. Storage cluster4. GigE trunkCreating a NIC bondFollow these guidelin

• Ensure that the bond has a static IP address for the logical bond interface. The default valuesfor the IP address, subnet mask and default gateway a

NOTE: Because it can take a few minutes for the storage system to re-initialize, the searchmay fail the first time. If the search fails, wait a minute

Figure 32 Verifying interface used for SAN/iQ communication3. Verify that the SAN/iQ communication port is correct.Viewing the status of a NIC bondYou

Figure 34 Viewing the status of a link aggregation dynamic mode bond1. Neither interface is preferredNOTE: If the bonded NIC experiences rapid, sequen

9 Using specialized managers...121Failover Manager...

Figure 35 Searching for the unbonded storage system on the network5. Search for the storage system by Host Name or IP Address or Subnet/Mask.NOTE: Bec

Figure 36 Verifying interface used for SAN/iQ communication5. Verify that the SAN/iQ communication port is correct.Disabling a network interfaceYou ca

Configuring a disabled interfaceIf one interface is still connected to the storage system but another interface is disconnected, youcan reconnect to t

5. Use the arrows on the Edit DNS Servers window to order the servers.The servers will be accessed in the order they appear in the list.6. Click OK wh

6. Click Remove.7. Click OK to remove the DNS suffix from the list.Setting up routingThe Routing tab displays the routing table. You can specify stati

Configuring storage system communicationUse the Communication tab to configure the network interface used by the storage system tocommunicate with oth

Updating the list of manager IP addressesUpdate the list of manager IP addresses to ensure that a manager running on this storage systemis communicati

5 Setting the date and timeThe storage systems within management groups use the date and time settings to create a timestamp when data is stored. You

NOTE: When using a Windows server as an external time source for an storage system, youmust configure W32Time (the Windows Time service) to also use a

The server you added first is the one accessed first when time needs to be established. If this NTPserver is not available for some reason, the next N

Ongoing capacity management...148Number of volumes and snaps

6 Administrative users and groupsWhen you create a management group, the SAN/iQ software configures two default administrativegroups and one default a

Adding group membership to a user1. Log in to the management group, and select the Administration node.2. Select a user in the Users table.3. Click Ad

1. Log in to the management group, and select the Administration node.2. Click Administration Tasks in the tab window, and select New Group.3. Enter a

• Different levels of access to the storage system, such as read/write• Access to different management capabilities for the storage system, such as cr

7 Monitoring the SANMonitor the SAN for usage; to ensure that best practices are followed when changes are made,such as adding additional storage syst

Figure 39 SAN Status Page1. Status Page toolbar2. Content panesCustomizing the Status Page contentThe SAN Status Page includes seven categories of inf

Customizing the Status Page layoutCustomize the layout of the SAN Status Page to highlight the information most important to you.All customizations ar

Figure 40 Events node and its parts4. Events list1. Events toolbar5. Alarms list2. Number of events broken down by severity3. Filter panelNOTE: Except

Table 28 Alarms and events column descriptions (continued)DescriptionColumnName of the storage system that posted the event.HostnameUser that generate

1. In the navigation window, log in to the management group.2. In the Alarms window, click Alarm Tasks, and select Open Alarms in Window.3. To close t

Shared versus individual characteristics...183Clone point...

1. In the navigation window, log in to the management group.2. Select Events in the tree.3. Click Event Tasks, and select Open Events in Window.The ev

To remove the filters and view all events, click Reset.Saving filter viewsSave filter views for later use. Custom filters appear in the Filters list i

Setting up email notificationTo set up email notification of events, you must set up the following:• Email server• Email recipientsSetting up the emai

4. Click Add Recipient.5. In the Address field, enter the email address.6. Select the following:• Severity of the events• Message type• Language7. Cli

Configuring access control for SNMP clientsEnable the SNMP agent and configure access control for SNMP clients. Enter either a specific IPaddress and

Disabling the SNMP agentDisable the SNMP Agent if no longer using SNMP applications to monitor the network of storagesystems.Disabling SNMP1. In the n

Sending a test trapSend a test trap to verify that your trap recipients are working.1. In the navigation window, log in to the management group.2. In

The supported MIBsThe following are the supported standard MIBs, though not every function in each MIB is supported.• DISMAN-EVENT-MIB• HOST-RESOURCES

List of diagnostic testsTable 29 (page 98) shows a sample of the diagnostic tests that are available for the storage system,including the description

Figure 41 Opening the hardware information window1. Link to obtain hardware statistics2. On the Hardware table, use the link Click to Refresh to obtai