HP 3PAR StoreServ 7400 2-node HP 3PAR Command Line Interface Reference (OS 3.1 - Page 590
The average I/O size in KB.
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Specifies that statistics for only non-idle devices are displayed. This option is shorthand for the option -filt curs,t,iops,0. -ld |-ch -ld Specifies that statistics are restricted to chunklets from a particular logical disk. -ch Specifies that statistics are restricted to a particular chunklet number. SPECIFIERS None. RESTRICTIONS None. EXAMPLES The following example displays the collection of statistics: cli% statch -iter 1 12:47:54 04/06/06 r/w I/O per second KBytes per sec Svt ms IOSz KB Util % Ldid Ldname LdCh Pdid PdCh Cur Avg Max Cur Avg Max Cur Avg Cur Avg Qlen Cur Avg total 0 0 t 0 0 0 0 0.0 0.0 0.0 0.0 0 For the previous example, before the statch command was issued, the setstatch start command was issued for chunklets 0 and 2 on logical disk vv0.usr.1 and for chunklets 0 and 1 on logical disk vv0.usr.2. The columns in the example above are identified as follows: • Ldid. The logical disk ID. • Ldname. The logical disk name. • LdCh. The number of LD chunklets. • Pdid. The physical disk ID. • r/w. The I/O type. Values can be read (r), write (w), or read and write (t). • I/O per second Cur. The current number of I/O per second. • I/O per second Avg. The average number of I/O per second. • KBytes per Max. The maximum number of KB per second. • KBytes per Cur. The current number of KB per second. • KBytes per Avg. The average number of KB per second. • Svt ms Max. The maximum service time in milliseconds. • Svt ms Cur. The current service time in milliseconds. • Svt ms Avg. The average service time in milliseconds. • IOSz KB Cur. The current I/O size in KB. • IOSz KB Avg. The average I/O size in KB. 590 Stat Commands