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RE: Oracle on windows and shadow thread file access

From: Grant Allen <grant_at_towersoft.co.uk>
Date: Fri, 29 Nov 2002 07:38:56 -0800
Message-ID: <F001.0050EFCE.20021129073856@fatcity.com>


Thanks Jeff. The more I thought of it, the more I thought this had to be the case (e.g. only SMON, PMON, ARCH, etc. actually handled file access), but the topic raised just enough curiosity in my mind to seek another opinion.

Ciao
Fuzzy
:-)

> None...only the oracle background processes (threads in Winblows)
> access the datafiles/logfiles etc. All other communication is
> done through the SGA. On some Unix variants you _can_ reach
> a file_open max kernel parameter because each process (in a
> dedicated server scenario) opens it's own stdin/stdout/stderr.
> I guess the same could be true of processes running under
> windows too. So in the limit...you could hit a wall but only
> due to the per-process overhead.
>
> Cheers
>
> Jeff Herrick

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-- 
Author: Grant Allen
  INET: grant_at_towersoft.co.uk

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Received on Fri Nov 29 2002 - 09:38:56 CST

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