HP XP RAID Manager Software User Manual
Page 351

HA Failover and failback
351
Terms:
nop-takeover
No operation is done, though the takeover command is
accepted.
Volumes unconformable
A pair of volumes are not conformable to each other.
The takeover command terminates abnormally.
NG
The “no good” takeover command is rejected and the
operation terminates abnormally.
PVOL-takeover
Executed from the P-VOL side. Gives the P-VOL
read/write capability even if the S-VOL is unavailable
with a fence level of data or status.
SVOL-takeover
Executed from the S-VOL side. Attempts to swap the
P/S designations. If unable to swap the P/S
designations, changes the SVOL to SVOL-SSUS mode.
If unable to change the SVOL to SVOL-SSUS mode,
changes the SVOL to SMPL mode to allow writes to
the volume.
swap-takeover
Swaps the primary and secondary volume designations.
S-VOL
(secondary)
Status == SSWS
(After SVOL_SSUS-
takeover)
Don’t care
—
Nop-Takeover**
Others
SMPL
—
Volumes unconformable
P-VOL
PAIR or
PFUL
Swap-Takeover*
Others
SVOL-Takeover*
S-VOL
—
Volumes unconformable
Unknown
—
SVOL-Takeover*
Local node (Takeover)
Remote node
Takeover action
Volume attribute
Fence and status
Volume
attribute
P-VOL status
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