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rollback master-volume, proceed or prevents the rollback from proceeding.

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rollback master-volume Description Rolls back (reverts) the data on a master volume to the data that exists in a specified snapshot. You can choose whether to include modified write data from the snapshot in the rollback. You must unmount the master volume from the host operating system before using this command. The command will prompt you to ensure the master volume is unmounted before proceeding. CAUTION: All data that differs between the master volume and the snapshot is lost. Create a snapshot of the master volume as it currently exists before performing a rollback. Syntax rollback master-volume snapshot snapshot [modifiedsnapshot yes|no] [prompt yes|no] master-volume Parameters snapshot snapshot Name or serial number of the snapshot containing the data to roll back to. For syntax, type Command syntax. modifiedsnapshot yes|no Optional. Specifies whether to include or exclude modified write data from the snapshot in the rollback. • yes: Include modified snapshot. • no: Exclude modified snapshot data. If this parameter is omitted, modified snapshot data is excluded. prompt yes|no Optional. Specifies an automatic response to the unmount prompt that either enables the rollback to proceed or prevents the rollback from proceeding. • yes: Enable the rollback to proceed. • no: Prevent the rollback from proceeding. If this parameter is omitted, you must reply to the prompt. master-volume Name or serial number of the master volume to roll back. For syntax, type Command syntax. Example Roll back master volume MV1 to snapshot SS1: # rollback master-volume snapshot SS1 MV1 Leaving the master volume mounted when starting a rollback operation will result in data corruption. The master volume must be unmounted prior to beginning the rollback operation. The master volume can be remounted once the rollback has started. Not unmounting the volume prior to beginning the rollback operation will result in data corruption. Is the master volume unmounted from all operating systems? yes Success: Command completed successfully. - Rollback was started. See also • show master-volumes • show snapshots 78

Section	Page
Contents	3
Tables	7
About this guide	9
Intended audience	9
Prerequisites	9
Related documentation	9
Document conventions and symbols	9
HP technical support	10
Product warranties	10
Subscription service	10
HP web sites	10
Documentation feedback	10
Using the CLI	11
Accessing the CLI	11
CLI output modes	11
Using CLI interactively	12
Using CLI scripts	12
Using the XML API	13
Scripting guidelines	14
XML API examples	14
XML API DTD content	16
XML API basetypes	17
XML API optimization	17
Command syntax	19
Keywords and parameters	19
Disks	19
Vdisks	19
Volumes	19
Ports	19
Command completion, editing, and history	20
Viewing help	20
Size representations	21
Event log	21
Categorical list of commands	23
Alphabetical list of commands	25
abort scrub	26
abort verify	27
abort volumecopy	28
clear cache	29
clear disk-metadata	30
clear events	31
clear expander-status	32
convert master-to-std	33
convert std-to-master	34
create chap-record	35
create host	36
create master-volume	37
create schedule	38
create snap-pool	39
create snapshots	40
create task	41
create user	43
create vdisk	45
create volume	47
create volume-copy	48
create volume-set	49
delete all-master-volumes	50
delete all-snapshots	51
delete chap-records	52
delete host	53
delete master-volume	54
delete schedule	55
delete snap-pool	56
delete snapshot	57
delete snapshot-write-data	58
delete task	59
delete user	60
delete vdisk	61
delete volume	62
dequarantine	63
exit	64
expand master-volume	65
expand snap-pool	66
expand vdisk	67
expand volume	68
map volume	69
meta	71
ping	72
rescan	73
reset host-link	74
reset snapshot	75
restart	76
restore defaults	77
rollback master-volume	78
scrub vdisk	79
set advanced-settings	80
set auto-write-through-trigger	82
set awt	82
set cache-parameters	83
Cache write policy	84
Cache optimization mode	84
Cache read-ahead size	84
Cache redundancy mode	85
set chap-record	86
set cli-parameters	87
set controller-date	90
set debug-log-parameters	91
set disk-parameters	92
set email-parameters	93
set enclosure	94
set expander-fault-isolation	95
set expander-phy	96
set host-name	97
set host-parameters	98
set iscsi-parameters	100
set job-parameters	101
set led	102
set network-parameters	103
set password	104
set prompt	105
set protocols	106
set snap-pool-policy	107
set snap-pool-threshold	108
set snmp-parameters	109
set spares	110
set system	111
set user	112
set vdisk	114
set volume	115
show advanced-settings	116
show auto-write-through-trigger	118
show awt	118
show cache-parameters	119
show chap-records	121
show cli-parameters	122
show configuration	124
show controller-date	125
show controllers	126
show debug-log-parameters	128
show disk-parameters	129
show disks	130
show email-parameters	132
show enclosure-status	133
show enclosures	135
show events	136
show expander-status	138
show frus	140
show host-maps	141
show host-parameters	143
show hosts	145
show iscsi-parameters	146
show job-parameters	147
show license	148
show master-volumes	149
show network-parameters	151
show ntp-status	152
show ports	153
show protocols	155
show redundancy-mode	156
show refresh-counters	157
show sas-link-health	158
show schedule-details	159
show schedules	160
show sensor-status	161
show shutdown-status	163
show snap-pools	164
show snapshots	165
show snmp-parameters	167
show system	168
show system-parameters	169
show task-details	170
show tasks	173
show users	174
show vdisks	175
show volume-maps	177
show volumecopy-status	178
show volumes	179
shutdown	181
stty	182
test	183
trust	183
unmap volume	184
verify vdisk	185
versions	185
volumecopy	186
Glossary	189

Match case Limit results 1 per page

rollback master-volume

Description

Rolls back (reverts) the data on a master volume to the data that exists in a specified snapshot. You

can choose whether to include modified write data from the snapshot in the rollback. You must

unmount the master volume from the host operating system before using this command. The

command will prompt you to ensure the master volume is unmounted before proceeding.

CAUTION:

All data that differs between the master volume and the snapshot is lost. Create a

snapshot of the master volume as it currently exists before performing a rollback.

Syntax

rollback master-volume

snapshot

[modifiedsnapshot yes|no]

[prompt yes|no]

master-volume

Parameters

snapshot

Name or serial number of the snapshot containing the data to roll back to. For syntax, type

Command syntax

modifiedsnapshot yes|no

Optional. Specifies whether to include or exclude modified write data from the snapshot in the

rollback.

•

yes

: Include modified snapshot.

•

: Exclude modified snapshot data.

If this parameter is omitted, modified snapshot data is excluded.

prompt yes|no

Optional. Specifies an automatic response to the unmount prompt that either enables the rollback to

proceed or prevents the rollback from proceeding.

•

yes

: Enable the rollback to proceed.

•

: Prevent the rollback from proceeding.

If this parameter is omitted, you must reply to the prompt.

master-volume

Name or serial number of the master volume to roll back. For syntax, type

Command syntax

Example

Roll back master volume

MV1

to snapshot

SS1

# rollback master-volume snapshot SS1 MV1

Leaving the master volume mounted when starting a rollback operation will result

in data corruption. The master volume must be unmounted prior to beginning the

rollback operation. The master volume can be remounted once the rollback has

started. Not unmounting the volume prior to beginning the rollback operation

will result in data corruption.

Is the master volume unmounted from all operating systems?

yes

Success: Command completed successfully. - Rollback was started.