Hp XP7 Storage Manual do Utilizador

HP XP7 Fast Snap User GuideAbstractThis document describes and provides instructions for using Fast Snap to plan, configure, and perform pair tasks on

• “Workflow for removing snapshot groups” (page 87).• For more information about defining Cnt Ac-S pairs in consistency groups, see HP XP7Continuous A

3. In the View Pair Properties window, monitor the following pair properties:• Copy TypeThe copy type for the pair you selected.Values:- Business Copy

Related topics• “View Pair Properties window” (page 169)Monitoring synchronous ratesYou can check the percentage of data that is synchronized between

Prerequisite• You have the Storage Administrator (Local Copy) role.1. In the RWC main window, in the resource tree in the Explorer, click Replication

3. (Optional) In the View Pair Synchronous Rate window, view the following information:• Primary VolumeThe P-VOL information.Values:- LDEV ID: The P-V

- LDEV ID: The S-VOL's LDEV identification number.- LDEV Name: The S-VOL's LDEV name.- CLPR: The S-VOL's CLPR number.4. To check a pair

For more information about viewing this information on this window, see “Viewing consistencygroup properties” (page 106).Related topics• “Local Replic

Related topics• “Local Replication window” (page 159).• “Viewing local replication summary information” (page 90).Viewing consistency group properties

3. In the Consistency Group Properties window, view the following consistency group properties:• CTG IDThe consistency group identification number.• S

Prerequisite• You have the Storage Administrator (Local Copy) role.1. In the RWC main window, in the resource tree in the Explorer, click Replication.

4. In the FS Histories table, view the following information:• Date and TimeThe date and time you performed the task.• LDEV IDThe primary/source volum

Related topics• “Splitting Fast Snap pairs to store snapshot data using the RAID Manager” (page 75).How Fast Snap worksThis topic explains how FS work

Related topics• “Histories window” (page 172).Viewing the number of cache management devicesYou can view the current number of cache management device

Monitoring pool informationYou can monitor pool information, such as used pool capacity, in the Summary section of the Poolswindow and in the Primary

3. In the selected pool window, in the Primary Volumes tab , view the following informationabout the selected pool:• LDEV IDShows the combination of t

Related topics• “Editing the data pool warning threshold” (page 124).Viewing formatted pool capacity and pool usage ratesYou can view the progress of

Related topics• “Editing the data pool warning threshold” (page 124).• For more information about the View Pool Management Status window, see the HP X

1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, in the Pools tab, select the check box for the po

3. In the View Pool Management Status window, view the following rebalancing progress of theusage level among pool-VOLs:• Pool Name (ID)The pool name

- Waiting for RebalanceThe rebalance process has not started.- RebalancingThe rebalance process is being performed.- Waiting for RelocationThe tier re

Related topics• “Viewing formatted pool capacity and pool usage rates” (page 113)Increasing pool capacityAdding pool-VOLs to a pool increases, or expa

3. In the Expand Pool window of the Expand Pool wizard, click Select Pool VOLs.4. In the Select Pool VOLs window, complete the following and then clic

• “Deleting pools” (page 130).• “Workflow for restoring suspended Fast Snap pairs” (page 81).Virtual volumes and Fast Snap pairsV-VOLs do not have any

6. In the Confirm window of the Expand Pool wizard, complete the following and then clickApply:• For Task Name, type a name for the task.Character and

• The access attribute on the pool-VOL in the selected pool has been corrected.• You are not operating the format function for available pool capacity

1. In the RWC main window, in the resource tree in the Explorer, click Pools > Pool Name.2. In the Pool Name window, in the Pool Volumes tab, selec

3. In the Shrink Pool window, complete the following and then click Apply:• For Task Name, type a name for the task.Character and symbol limit: 32Allo

3. In the Stop Shrinking Pools window, complete the following and then click Apply:• For Task Name, type a name for the task.Character and symbol limi

1. In the RWC main window, in the resource tree in the Explorer, click Pools > Pools.2. In the Pools window, in the Pools tab, select the check box

Default: 80%CAUTION: Excessive pool usage rates (rates over 50%) are rounded down to the closestinteger 50 and 50% is shown for this item.4. In the Co

1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, select Pools.3. In the Pools window, in the Pools

1. For Pool Name, type the new pool name.- For Prefix, type the alphanumeric characters that precede the pool number.Case-sensitive: Yes- For Initial

1. In the RWC main window, in the resource tree in the Explorer, click Pools > Pools.2. In the Pools window, in the Pools tab, select the check box

Use the following workflow to create a snapshot group and store volume snapshot data in thegroup:1. Split the pair and store snapshot data for a group

Workflow for deleting poolsUse the following process to delete pools:1. Delete all of the FS pairs.For more information about how to delete FS pairs,

3. In the Delete Pools window of the Delete Pools wizard, click Finish.Managing pools 131

4. In the Confirm window of the Delete Pools wizard, complete the following and then click Apply:• For Task Name, type a task name.Character and symbo

2. In the Pool Name window, in the Virtual Volumes tab, select the check boxes for the theV-VOLs you want to change in the list and then click More Ac

4. In the Confirm window of the Edit LDEVs wizard, complete the following and then click Apply:• For Task Name, type a name for the task.Character and

Releasing virtual volume definitionsYou can release V-VOL definitions if you are not using them as FS S-VOLs. Releasing the FS pairsthat are using the

3. In the Delete LDEVs window, complete the following and then click Apply:• For Task Name, type a name for the task.Character and symbol limit: 32All

If the pool is blocked and the pairs are suspended, complete the following:1. Restore the power.2. Recover the pools (see “Recovering blocked pools” (

6 TroubleshootingThis provides information on troubleshooting FS.General troubleshootingGeneral troubleshooting includes the following:• “Workflow for

Causes and solutionsProblemCauses:You cannot create FS pairs.• You have reached the maximum amount of cache management devices.• You have not met the

Related topics• For more information about the maximum number of consistency groups that you can create,see the table in “Consistency and snapshot gro

Causes and solutionsProblem3. Reboot the host server or run a command that causes the system to recognize the device.4. Start the monitoring applicati

3. Remove all of the snapshots in the unneeded P-VOLs (see “Resynchronizing Fast Snap pairs”(page 83)).4. Complete the SIMs related to cache managemen

- Shrink the capacity of the THP pool or Smart pool.• (For reference code 603000) If a long time has passed since you performed the taskslisted for re

1. In the RWC main window, in the resource tree in the Explorer, click Pools > More Actions >Complete SIMs.2. In the Complete SIMs window, compl

Workflow for recovering blocked poolsUse the following workflow to recover blocked pools:1. Recover the blocked pool-VOLs.For more information about r

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

HP websitesFor additional information, see the following HP websites:• http://www.hp.com• http://www.hp.com/go/storage• http://www.hp.com/service_loca

Table 1 Document conventions (continued)ElementConventionMonospace text• File and directory names• System output• Code• Commands, their arguments, an

A RAID Manager command referenceThis describes RAID Manager commands corresponding to actions in the RWC GUI.Use the RAID Manager to perform FS tasks.

RAID Manager commandStatuspairsplit -Epairsplit -Spairresync-restorepairresyncpairsplitpaircreate-splitpaircreateAbOkAbOkAbAbAbPSUEOk: The command end

Workflow for the CAW methodThe following workflow describes the CAW method and how a XP7 storage system stores snapshotdata:1. The host writes data to

4. Locate the description of the SSB1/SSB2 error code combination in the following table.For more information about error codes that are not described

Cause of errorRAID Manager commandSSB2The command ended abnormally because you specified a volume as the FSP-VOL and that volume has an emulation type

Cause of errorRAID Manager commandSSB2You cannot create the FS pair because you specified Cnt Ac-S S-VOL as the FSS-VOL.paircreate9748You cannot creat

Cause of errorRAID Manager commandSSB2The FS pair cannot be created because the FS P-VOL and BC P-VOL share thevolume, and the MU number you specified

Cause of errorRAID Manager commandSSB2You cannot create the FS pair because you have specified a THP V-VOL in theinitialization process as the FS P-VO

Cause of errorRAID Manager commandSSB2when the virtual storage machine's serial number is specified for P-VOL andS-VOL.You cannot run the command

The pair is split (“PSUS” status).CAUTION: While this command is running, do not run commands to perform tasks, such asdeleting snapshot data or the F

B Fast Snap GUI referenceThis describes Fast Snap (FS) windows and dialog boxes.Replication windowUse this window to perform the following tasks:• Vie

DescriptionItemThe number of FC Z and FCSE relationships that are in use.Number of FC Z/FCSE RelationshipsThe number of differential tables that are i

DescriptionItemValues:• Model/Serial Number: The model type and serial number of the volume’svirtual storage machine.• LDEV ID: The identification num

The following workflow shows the FS pair status changes:1. You choose two unpaired volumes and complete the following:• You pair the P-VOL with at lea

DescriptionItemFor more information about how to calculate the remainingSM capacity, see “Calculating the remaining sharedmemory” (page 32).Note: This

DescriptionItem• LUN ID: P-VOL LDEV's LUN path’s LUN identification number.• Provisioning Type*: The P-VOL’s provisioning type.◦ Basic: Internal

DescriptionItem(BC Z) Resync-R/REVRSY◦ You are in the process of Steady Split.Status:(BC) COPY(SP)/COPY(BC Z) SP-Pend/TRANS• The volumes are paired.St

DescriptionItem• Virtual Storage Machine*: The model type and serial number of the virtualstorage machine to which the S-VOL belongs.• Virtual LDEV ID

The following table lists the items in the FS Pairs tab in the Local Replication window.DescriptionItemThe P-VOL information.Primary VolumeValues:• LD

DescriptionItemThe pair status. The following icons and pair statuses are shown:Status• The FS pair is in the process of being deleted.Status: “SMPL(P

DescriptionItemThe S-VOL's pool name and identification number. Click the pool name to openthe Pool Volumes tab in the selected pool window, from

DescriptionItemClick the identification number to open the Consistency GroupProperties window.The consistency group status.StatusValues:• BC Z Used (R

Pairs tableThe following table lists the items in this table on the View Pair Synchronous Rate window.DescriptionItemThe P-VOL information.Primary Vol

DescriptionItemValues:• BC-L1: BC L1 pair• BC-L2: BC L2 pair• BC Z: BC Z pairThe FS snapshot group name.Snapshot GroupIf you have not configured a sna

5. You restore the suspended FS pair (“PSUS” status) (see “Workflow for restoring suspendedFast Snap pairs” (page 81)).The snapshot data is overwritte

Pair Properties tableThe following table lists the items on this table.DescriptionItemThe volume’s copy type.Copy TypeValues:• Business Copy: BC pair•

Pairs tableThis table shows a list of all pairs related to a pair shown in the Pair Properties table.The following table lists the items in this table

DescriptionItem• CLPR: The S-VOL's CLPR number.• Mode: Indicates whether the S-VOL has been written to.◦ - “W” is shown if the S-VOL has been wri

DescriptionItem• BC Z: BC Z• FC Z/FCSE: FC Z and FCSEFS Histories tableThis table is shown on the Histories window. Only tasks that you have performed

Consistency Group Properties tableThe following table lists the items in this table.DescriptionItemThe consistency group identification number.CTG IDT

DescriptionItem• Emulation Type: The P-VOL's emulation type.• Capacity: The P-VOL's volume capacity.• CLPR: The P-VOL's CLPR number.• V

Create Pools wizardUse this wizard to create data pools.This wizard consists of the following windows:• Create Pools• ConfirmFor more information abou

This wizard consists of the following windows:• Select Pair Configuration• Select Primary Volumes• Select Secondary Volumes• ConfirmFor more informati

The following table lists the items on the Select Primary Volumes window of the Create Pairs wizard.DescriptionItemSpecifies whether you want to use t

DescriptionItemValues:• Basic: Internal volume• THP: THP V-VOL• External: External volumeThe capacity of the LDEV.CapacityThe LDEV’s CLPR number.CLPRT

• “Fast Snap pair restoration” (page 15).• “Fast Snap pair restoration and host server I/O performance” (page 34).Sharing FS volumes with other XP7 st

DescriptionItemValues:• LDEV ID: The P-VOL's LDEV identification number.• LDEV Name: The P-VOL's LDEV name.• Port ID: The port name of the P

The following table shows the items in this window.DescriptionItemClick to select the capacity for which to filter the availableLDEVs.Capacity listThi

Selected Pairs tableThe following table lists the items in this table in the Select Secondary Volumes window of theCreate Pairs wizard.DescriptionItem

Selected Pairs tableThe following table lists the items in this table in the Confirm window of the Create Pairs wizard.DescriptionItemThe P-VOL inform

Available Pools tableThe following table lists the items in the Available Pools table of the Select Pool window.DescriptionItemThe pool name and ident

Selected Pairs tableThe following table lists the items in this table in the Split Pairs window of the Split Pairs wizard.DescriptionItemP-VOL informa

DescriptionItemValues:• Quick Split: The pair is split and then remaining differential data is copiedto the S-VOL in the background. Specify this valu

DescriptionItemInformation is shown for this item only if you have configured a snapshot groupfor the FS pair.The pair status.StatusFor more informati

Selected Pairs tableThe following table lists the items in this table in the Resync Pairs window of the Resync Pairswizard.DescriptionItemP-VOL inform

Selected Pairs tableThe following table lists the items in this table in the Confirm window of the Resync Pairs wizard.DescriptionItemP-VOL informatio

Used as an FS S-VOLUsed as an FS P-VOLSoftware application volume typeLegend:• Yes: You can share the volume.• No: You cannot share the volume.Related

DescriptionItemValues:• LDEV ID: The S-VOL's LDEV identification number.• LDEV Name: The S-VOL's LDEV name.• Emulation Type: The S-VOL'

DescriptionItemThe pair status.StatusFor more information, see “Fast Snap pair status definitions” (page 97).The date and time you split the pairs to

Setting fieldsThe following table lists the items in the Edit Local Replica Options window of the Edit Local ReplicaOptions wizard.DescriptionItemThe

DescriptionItem• FC Slower Copy1 (FC Z or FCSE only): Reduces the multiplicity of backgroundcopy into half.• FC Slower Copy 2 (FC Z or FCSE only): Red

BC Z/FC Z/FCSE System Options tableDescriptionItemOptions that can be changed.System OptionShows whether the option is currently enabled or disabled.S

Glossaryallocation The ratio of allocated storage capacity versus total capacity as a percentage. Allocated storagerefers to those logical devices (LD

to be associated with 1 to 36 LDEVs. Essentially, LUSE makes it possible for applications to accessa single large pool of storage.M-VOL Main volume.MC

IndexBblocked pool, 138blocked pool, recovering, 144blocked volume, 139Cconsistency group, monitoring, 104contacting HP, 145conventionsdocument, 146st

© Copyright 2014 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP required for possession, use or copyin

FS pair taskVolume access attributes specified for the FS pairDeleteResync (ReverseCopy)1Create, split,suspend, Resyncpair (Normal Copy)S-VOLP-VOLNoS-

Access attribute to be assignedFS volumeRead OnlyProtectS-VOL DisableRead/WriteVolumePair statusYes: You can perform the settingNo: You cannot perform

The following table lists the relationship between FS tasks and BC pair status.BC pair statusFS taskPSUECOPY(RS-R)/RCPYCOPY(RS)/COPYPSUSPSUS(SP)/PSUSC

FS pair statusBC taskPSUERCPYSMPL(PD)PSUS, PFUSPAIR, PFULCOPYNoNoNoNoNoNoQuick RestoreYesYesYesYesYesYesSuspend replicationYesYesYesYesYesYesDelete pa

The following table shows the FS tasks when the P-VOL is shared with a Cnt Ac-S or Cnt Ac-J P-VOL.Cnt Ac-S/Cnt Ac-J statusFS taskDeletingSuspendingPSU

FS statusCnt Ac-S/Cnt Ac-J taskPSUERCPYPSUS, PFUSPAIR, PFULCOPYRemote storage: Remote storage systemThe following table shows the Cnt Ac-S/Cnt Ac-J ta

Capacity and using Fast Snap, Thin Provisioning, and Thin Provisioning Z in a singlestorage systemIf you are using FS, THP, and THP Z in a single stor

2 Planning and design requirementsThis discusses the planning and design requirements for using FS. Read this topic before using FS.This chapter inclu

The following table shows the FS volumes and capacity calculated as the FS usage. The totalamount of these values must not exceed FS’s licensed capaci

Related topics• “Deleting pools” (page 130).Fast Snap volume requirementsFS requires the following types of volumes:• P-VOLs• S-VOLs• Pool-VOLsThe fol

Contents1 Overview of Fast Snap...7Workflow for Fast Snap...

RequirementItemTo maintain performance levels, use the following configurations:• Place normal volumes and pool-VOLs in separate parity groups (see “F

RequirementItem128Pool limit per storage systemThis can include THP, Smart, and FS pool types.Dynamically increase the pool-VOL capacity. To do this,

Requirements for Fast Snap tasksYou must calculate the number of FS pairs you can create. When you create FS pairs for a P-VOLfor the first time, the

The remaining SM = The whole SM capacity - The SM area used by FS poolsand FS pairsRelated topics• “Workflow for calculating Fast Snap pairs based on

Fast Snap pair restoration and host server I/O performanceIf a problem occurs with a P-VOL due to a failure, you can restore the FS pair so that data

Related topics• “Shared memory requirements” (page 28).Workflow for resolving insufficient pool capacityIf the pool capacity is insufficient, the stor

For more information about how to restore a blocked pool, see “Workflow for recovering blockedpools” (page 144).For more information about external st

3 Configuring Fast SnapThis describes how to create data pools, create LDEVs, and use the settings of the command deviceto configure FS.Setting up to

a. Recover the data by recovering the FS pair (see “Workflow for restoring suspended FastSnap pairs” (page 81)).b. Split the pair, which writes snapsh

2. In the Create Pools window of the Create Pools wizard, complete the following items for thepool you want to create:• Pool TypeSelect Fast Snap as t

Calculating the remaining shared memory...32Workflow for calculating Fast Sna

Default: 1• Warning ThresholdThe data pool capacity threshold.Range (%): 20 - 95Default (%): 80The pool-VOL is added to the Selected Pools table of th

1. Complete one of the following in the RWC main window:• In the resource tree in the Explorer, click Pools > Create Pools.• From General Tasks, cl

The following table shows the priority of pool-VOLs with system area when creating pools.Data drive typePrioritySAS7 2K1SAS10K2SAS15K3SSD4External vol

3. In the Create LDEVs window of the Create LDEVs wizard, in the Selected LDEVs table, clickEdit SSIDs.____NEED ITPD to send updated HP screenshots___

6. In the Edit SSIDs window, click OK.7. In the Create LDEVs window of the Create LDEVs wizard, click Finish.8. In the Confirm window of the Create LD

1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, in the Pools tab, click Create LDEVs.3. In the Cr

4. In the Change LDEV Settings window, complete the following items and click OK:• LDEV NameType the prefix characters and the initial number for the

6. In the Confirm window of the Create LDEVs wizard, complete the following and click Apply:• For Task Name, type a name for the task.Character and sy

3. In the Create LDEVs window of the Create LDEVs wizard, in the Selected LDEVs table, selectan LDEV and click Change LDEV Settings.4. In the Change L

5. In the View LDEV IDs window, confirm the used LDEV IDs.Confirming generated LDEV SSIDsUse the Create LDEVs window of the Create LDEVs wizard to con

Fast Snap pair resynchronization...83Pair resynchronization

1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, in the Pools tab, click Create LDEVs.3. From the

4. In the View SSIDs window, in the SSIDs table, view the SSIDs.5. Click Close.The Create LDEVs window of the Create LDEVs wizard is shown.Related top

Prerequisite• The V-VOL group is defined.1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, in the P

Default: BC/SS• System TypeVerify that Open is selected.Values: Open or MainframeDefault: OpenRequired: Yes• Emulation Type OPEN-V is selected.Require

• (Optional) Confirm the LDEV SSID you generated.For more information about confirming LDEV SSIDs, see “Confirming generated LDEVSSIDs” (page 49).• Fo

7. In the Confirm window of the Create LDEVs wizard, complete one the following and the clickApply:• For Task Name, type the task name.Character and s

1. In the RWC main window, in the resource tree in the Explorer, click Pools.2. In the Pools window, in the Pools tab, click Create LDEVs.3. In the Cr

4. In the Confirm window of the Create LDEVs wizard, complete the following:• For Go to tasks window for status, select to open the Tasks window.Defau

1. Stop the process of the command and those of its parent process.2. Create the FS pair.3. Store the snapshot data.4. Rerun the command to recognize

1. In the RWC main window, in the resource tree in the Explorer, click Replication.2. In the Replication window, click Edit Options > Local Replica

Automatic completion of SIMs...142Manually completing SIMs...

5. In the Confirm window of the Edit Local Replica Options wizard, complete the following andthen click Apply:• For Task Name, type a name for the tas

4 Managing Fast Snap PairsThis chapter provides instructions for completing FS pair user tasks using the RWC.Fast Snap pair tasksYou can perform the f

Related topics• “Monitoring pair information ” (page 88).Reloading configuration informationAfter creating an FS pair, you can reload the configuratio

Use the following workflow to create FS pairs using RWC:1. Select the FS pair configuration (see “Creating Fast Snap pairs” (page 64)).2. Select the P

Creating Fast Snap pairsYou can create an FS pair and define the pair in a consistency group. You can create a maximumof 1,024 FS pairs at the same ti

1. Complete one of the following in the RWC main window:• From General Tasks, click Create Pairs.• In the resource tree in the Explorer, complete the

3. In the Select Primary Volumes window of the Create Pairs wizard, complete the following andthen click Next:• Use Primary Volumes of Fast Snap Pairs

4. In the Select Secondary Volumes window of the Create Pairs wizard, complete the followingitems and then click Finish:• (Optional) CapacitySelect th

NOTE: To create pairs and assign the pairs to a snapshot group using the RAIDManager, see “Creating Fast Snap pairs and defining them in snapshot or c

1. Complete one of the following in the RWC main window:• From General Tasks, click Create Pairs.• In the resource tree in the Explorer, complete the

1 Overview of Fast SnapWith Fast Snap (FS), you can perform cost-effective replication by storing the differential databetween primary volumes (P-VOLs

3. In the Select Primary Volumes window of the Create Pairs wizard, click Select Pool.4. In the Select Pool window, from the Available Pools table, se

Use the following workflow to add S-VOLs to an existing FS pair:1. Check the current number of S-VOLs for the existing pair (see “Viewing local replic

2. Selecting the S-VOLs and delete them.The following is an example of how to create FS pairs of different configurations simultaneously.In this examp

Related topics• For more information about creating FS pairs, see “Creating Fast Snap pairs” (page 64).• For more information about splitting pairs to

1. In the RWC main window, in the resource tree in the Explorer, click Replication > LocalReplication > FS Pairs.2. In the FS Pairs tab, select

4. In the Confirm window of the Split Pairs wizard, complete the following and then click Apply:• For Task Name, type a name for the task.Character an

A pair is created and defined in a consistency group. This group is the target of the consistencygroup pair-split. The consistency group number option

The following figure show the consistency group pair-split configuration when sharing FS P-VOLswith Cnt Ac-S S-VOLs.Workflow for splitting Fast Snap p

The following table explains when you can run the consistency group pair-split with shared volumes.Can you use consistencygroup pair-split?and the pai

Restoring Fast Snap pairsRestoring an FS pair overwrites the existing P-VOL data with the differential data on the S-VOL.CAUTION: Failures can occur w

The following figure shows how data in the pool is replaced.NOTE: The host references the P-VOL, which includes Snapshot data A and Snapshot data B.Th

3. In the Resync Pairs window of the Resync Pairs wizard, complete the following:1. For Resync Type, select Reverse Copy (Secondary > Primary), whi

Workflow for restoring suspended Fast Snap pairsUse the following workflow to restore suspended pairs (“PSUE” status) after a failure occurs:NOTE: You

3. On the Create LDEVs window of the Create LDEVs wizard, for Format Type, select NormalFormat.Values: Quick Format, Normal Format, or No FormatDefaul

Fast Snap pair resynchronizationResynchronizing a pair updates the S-VOL with the differential data and deletes the replaced data,the data in the pool

Prerequisite• You have the Storage Administrator (Local Copy) role.1. In the RWC main window, in the resource tree in the Explorer, click Replication

4. In the Confirm window of the Resync Pairs wizard, complete the following and then clickApply:• For Task Name, type a name for the task.Character an

Deleted pairs are not shown in RWC.CAUTION: After deleting an FS pair, the number of pairs shown in the summary section in theLocal Replication window

3. In the Delete Pairs window, complete the following and then click Apply:• For Task Name, type a name for the task.Character and symbol limit: 32All

5 Monitoring and maintaining Fast SnapThis provides information and instructions for monitoring and maintaining FS.Monitoring pair informationYou can

2. In the summary section in the Replication window, view the following information:• Licensed CapacityThe used and licensed capacity of each software

For more information about consistency and snapshot groups, see “Consistency and snapshotgroups” (page 9).• XP7 storage system software applications:F

Related topics• “Viewing local replication summary information” (page 90).• “Changing system options that affect Fast Snap performance” (page 58).• “V

2. In the summary section of the Local Replication window, view the following information:• Number of PairsThe number of pairs for each local replicat

1. In the RWC main window, in the resource tree in the Explorer, click Replication > ReplicaLDEVs.2. In the Replication window, in the Replica LDEV

Monitoring pair information 93

3. In the LDEV Properties window, complete the following:1. In the LDEV Properties table, view the following properties for the LDEV you have selected

Migration volume.- StatusThe LDEV status.Values:- NormalThe status is normal.- BlockedThe volumes are blocked from host access.- WarningThe volume is

- SecurityThe Command Device Security setting, enable or disable.- User AuthenticationThe user authentication setting, enable or disable.- Device Grou

1. In the RWC main window, in the resource tree in the Explorer, click Replication > LocalReplication.2. In the summary section in the Local Replic

For more information about the corresponding RAID Manager pair command results, see “RAIDManager pair command results” (page 148).The following table

Prerequisite• You have the Storage Administrator (Local Copy) role.1. In the RWC main window, in the resource tree in the Explorer, click Replication