Power off, Power on, Reset backup path – HP NonStop G-Series User Manual

Page 103: Reset disk, Reset primary path, Reset volume, Responsive test, Start backup path, Start disk, Start primary path

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NOTE:

Contrary to the generic dialog text, for disk firmware you must specify the firmware source file path

(established in Step 1). Because disk firmware versions vary, OSM does not use a default file name. If you do
not specify a valid file path, the action fails.

6.

Enter the firmware source file path (established in Step 1) and click OK.

7.

Restart the disk or disks.

Power Off

Removes power to the disk drive.

Power On

Restores power to the disk drive.

Reset Backup Path

Places the backup path in a state from which it can be started.

Reset Disk

Places the disk in a state from which it can be started. This action might be necessary before starting a disk that has
both paths in a Hard Down state; for example, if a hardware error has occurred, if the disk was stopped with an Abort
action, or if a Stop or Abort fails to put the disk into the Down state.

If only one disk path is in a Hard Down state, you can use the

Reset Primary Path

or

Reset Backup Path

as appropriate.

Reset Primary Path

Places the primary path in a state from which it can be started.

Reset Volume

Places the volume in a state from which it can be started.

Responsive Test

Verifies that the disk drive is installed and responding.

Start Backup Path

Starts the backup path to this disk drive. When the Start action completes, the backup path is in the Started state.

This action fails if both paths to this disk are down and the mirrored disk is Up. For more information, see

Start Disk

.

Start Disk

Use this action to start all paths to the disk drive only when:

The disk paths are in a Down state. (Hard Down states require a reset action, either

Reset Disk

,

Reset Primary

Path

, or

Reset Backup Path

as appropriate.)

Its mirrored disk is not currently Up. The Start Disk action is designed to fail if the mirrored disk is already in an
Up state because the mirror and primary disk volumes can have different data and require a revive operation.
To revive and bring up the disks properly, use the OSM

Start Volume

action or SCF START DISK command.

When the action completes successfully, all paths to the disk are in the Started state.

Start Primary Path

Starts the primary path to this disk drive. When the Start action completes, the primary path is in the Started state.

This action fails if both paths to this disk are down and the mirrored disk is Up. For more information, see

Start Disk

.

Start Volume

Starts all paths for both the primary and mirror drives of this volume unless they are in a Hard Down state. Disk paths
in a Hard Down state require a reset action first (either

Reset Disk

,

Reset Primary Path

, or

Reset Backup Path

as

appropriate).

Stop Backup Path

Terminates the backup path to the disk. When the Stop action finishes, the path is in a Down state. If the disk drive
is currently in use, a dialog box warns you and asks whether or not you want to continue with the action.

Disk

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