Re: Moving to 9i.....

  • From: Tanel Põder <tanel.poder.003@xxxxxxx>
  • To: <oracle-l@xxxxxxxxxxxxx>
  • Date: Tue, 27 Jul 2004 00:45:32 +0300

> For some reason, Oracle is doing LOTS more system calls.  I tried
> trussing a couple of the hot server processses, I see lots and lots of
> poll(), pread() and times() sys calls.  Inside the db, this translates
> to lots and lots of latch free on cache buffers chains and library
> cache.  But, I suspect that it's secondary due to the CPU staravtion
> caused by the heavy syscall activity.

Do you have timed_os_statistics enabled? (if statistics_level = all then
timed_os_statistics defaults to true...)


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