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cowboycraig's avatar
17 years ago

vxstat data Questions



The Volumes below pretty much explain their purpose.

What I am running into is my DBA's say that they are not getting the read/write times that I see via vxstat.

What are "AVG TIME(ms) READ  WRITE" ???

These mean the time it takes to a read or write to start, or is it the time a read or write takes to complete?

>From below it looks likes Oracle is getting really good read/write
times.

Is it fair to say that, "Hey DBA'S this is what you are getting read/write Veritas says so" ???



                      OPERATIONS          BLOCKS           AVG TIME(ms)
TYP NAME              READ     WRITE      READ     WRITE   READ  WRITE

Tue Apr 01 00:36:22 2008
vol data01vol          735      1762     24400     41497    2.9    0.8
vol data02vol          390      1374      6544     25307    7.0    0.7
vol redo1              533     11635   1083396    233640    0.9    1.1
vol redo2                4     11635         4    233640    2.5    1.1

Tue Apr 01 00:38:22 2008
vol data01vol          381     10665     18624    297160    4.1    3.1
vol data02vol          636      1783     10432     31760    11.1    3.8
vol redo1              495     16961   1011046    200950    0.2    1.1
vol redo2                0     16960         0    200934    0.0    1.0

Tue Apr 01 00:40:22 2008
vol data01vol          333     13108     17504    313880    5.2    0.7
vol data02vol          328      1745      5568     31208    15.6    0.8
vol redo1                0      4773         0     63931    0.0    0.7
vol redo2                0      4773         0     63931    0.0    0.7

Tue Apr 01 00:42:22 2008
vol data01vol          310      9324     17184    227240    3.3    0.7
vol data02vol          334      1524      5632     27338    10.7    0.6
vol redo1                0      4042         0     46028    0.0    0.8
vol redo2                0      4042         0     46028    0.0    0.7



Thanks!
Craig

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