Pair status definitions – HP XP P9500 Storage User Manual

Page 56

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Pair status definitions

Status descriptions are provided in the table below. Click File/Refresh to make sure the data is
current.

Table 23 Pair status definitions

Access to S-VOL

Access to P-VOL

Description

Status

Read/write

Read/write

This volume is not currently assigned to a Continuous
Access Synchronous pair.

SMPL

Read only

Read/write

The initial copy operation for this pair is in progress.
This pair is not yet synchronized.

COPY

Read only

Read/write

PAIR

The pair is synchronized

Updates from the host to the P-VOL are duplicated
in the S-VOL.

Read/write

PSUS (pair
suspended-split)

Read only if
S-VOL write

The user has split the pair.

The pair is not synchronized.

option is
disabled.

When a pair is split from the primary system, that
system changes the status of the P-VOL and S-VOL
to Split.

Read/write if
S-VOL write

When a pair is split from the secondary system,
the secondary system changes the status of the

option is
enabled.

S-VOL to Split. The primary system detects this (if
path status is normal) and changes P-VOL status
to Split.

When a pair is release from the secondary
system, that system changes the S-VOL status to
SMPL. The primary system detects this (if the path
status is normal) and changes the P-VOL status to
Split. The pair must be released from the primary
system in order to change P-VOL status to SMPL.

Read only

Read/write

PSUE (pair
suspended-error)

The primary system has suspended the pair due
to an error condition.

Read only if P-VOL
fence level is Data.

The pair is not synchronized.

If the primary system cannot keep the pair
synchronized for any reason, it changes the status
of the P-VOL and S-VOL (if possible) to Split.

Read only

Read/write

The status of the Continuous Access Synchronous
LUSE pair is COPY or PAIR, but the status of one or

PDUB

more individual LDEV pairs within the Continuous
Access Synchronous LUSE pair is SMPL or PSUE due
to an error condition.

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Monitoring and maintenance

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