Hp XP Continuous Access Software Uživatelský manuál stáhnout pdf (Strana 75)

Continuous Access XP user guide for the XP1024/XP128 75

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Table 17 Remote copy I/O statistics

Statistic Description

RIO count

All RIO count Total number of remote I/Os.

All read count Total number of remote read I/Os.

All write count Total number of remote write I/Os.

Initial copy

Initial copy RIO count Number of initial copy remote I/Os.

Initial copy hit count Number of initial copy hits.

Average transfer rate (kB/s) Average transfer rate (kB/sec) for initial copy remote I/Os.

Average response (ms) Average response time (msec) for initial copy remote I/Os.

Migration Copy

Migration copy RIO count Number of migration copy remote I/Os.

Migration copy hit count Number of migration copy hits.

Update Copy

Update copy RIO count Number of update copy remote I/Os.

Update copy hit count Number of update copy hits.

Average transfer rate (kB/s) Average transfer rate (kB/sec) for update copy remote I/Os.

Average response (ms) Average response time (msec) for update copy remote I/Os.

Restore Copy

Restore copy RIO count Number of restore copy remote I/Os.

Restore copy hit count Number of restore copy hits.

Asynchronous Copy

Asynchronous RIO count Number of asynchronous update copy remote I/Os.

Total number of recordsets Number of asynchronous recordsets.

RCU command retries Number of command retries due to RCU channel-command-retry messages.

MCU command retries Number of command retries due to MCU state-change-pending (SCP) messages.

Average transfer rate (kB/s)

Average transfer rate (kB/sec) for

Continuous Access XP Async update copy

remote I/Os.

Average RIO response (ms) (Total RIO process time on subsystem or selected volume for a certain interval

period) / (Asynchronous RIO count); where RIO process time = time between

async data transfer request and actual transfer of the recordsets to the RCU.

Synchronization

Pair Synchronized (%) Percent completion of initial copy operations. For example, number of

synchronized pairs/total number of pairs.

Out of Sync Tracks Number of tracks that have not yet been copied by initial copy or resync copy

operations. This applies only when suspended during initial copy or during

resync copy.

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