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3 reverse existing flashcopy – IBM DS6000 User Manual

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IBM System Storage DS6000 Series: Copy Services with IBM System z

9.6.3 Reverse existing FlashCopy

To reverse an existing FlashCopy relationship you first display the list of active FlashCopy
relationships as described in 9.6.2, “Display properties of existing FlashCopy” on page 89.

Then by checking the box at the left of the FlashCopy of your interest, the available Select
Actions
for this FlashCopy relationship will be shown. If the existing FlashCopy relationship
can be reversed, it is possible to choose the Select Action, and then select

Reverse

relationship.

The next window displayed is shown in Figure 9-8. It displays those properties of the existing
FlashCopy that might be changed during the reverse process. Changing the values of the
parameters and then clicking OK

will start the reverse process for the FlashCopy

.

Persistent

Enabled or disabled

Relationship will
remain

Yes or no

Identifies if the FlashCopy relationship can be changed by copying the contents of the target volume
to the source volume

Revertible

Enabled or disabled

Restorable

Yes or no

Identifies if the source can be used to write on it

SourceWriteEnabled

Enabled or disabled

Source is write
inhibited

Yes or no

Identifies it the target can be used by another server to write on it in parallel to the FlashCopy taking
place

TargetWriteEnabled

Enabled or disabled

Target is write
inhibited

Yes or no

Identifies if a background copy was already done

BackgroundCopy Enabled

or

disabled

Background copy
initiated

Yes or no

using -l parameter with DS CLI

OutOfSyncTracks

A number

A number

DateCreated

Date

Created

Date

DateSynced Date

Last refresh

Date

Properties with DS CLI command

lsflash

Properties with DS SM

FlashCopy property