maxservers Already to a High Value i.e. 400 as can be seen below .
%wio nevertheless Continues to be about 40-45%
After applying the patch 8.1.7.4 , I shall Let you folks know about the %wio Figure
NOTE - cpu_count = 18
Async_io:
lsattr -E -l aio0
minservers 10
We are Considering Upgrading from 8.1.7.2 to 8.1.7.4 on AIX 4.3.3
Any Do's,Cares to be Taken ?
Any Advice / Serious Bugs known on this Patch Version ?
Thanks
-Original Message-
Sent: Wednesday, July 10, 2002 8:49 PM
To: LazyDBA.com Discussion
After migration from Oracle ver 7.3.4 to
The fsync() blocks the process until all the dirty pages are written to
the physical disks - maybe this is a problem with async i/o ?
How many async i/o servers are configured on the AIX box (use smitty aio
to check). As a start point set to the maximum to Number of CPU's * 10 and
set the min
1) use raw disk
2) use Veritas Quick IO
Jared
VIVEK_SHARMA [EMAIL PROTECTED]
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07/10/2002 09:23 AM
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Subject:High %wio on AIX O.S. DB