[Fwd: Bug#149056: postgresql: should not try in a busy loop when allocating resources]

From: Oliver Elphick <olly(at)lfix(dot)co(dot)uk>
To: pgsql-hackers(at)postgresql(dot)org
Subject: [Fwd: Bug#149056: postgresql: should not try in a busy loop when allocating resources]
Date: 2002-06-04 21:34:38
Message-ID: 1023226478.22175.4429.camel@linda
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This report was submitted as a Debian bug.

-----Forwarded Message-----

From: russell(at)coker(dot)com(dot)au
To: submit(at)bugs(dot)debian(dot)org
Subject: Bug#149056: postgresql: should not try in a busy loop when allocating resources
Date: 04 Jun 2002 23:06:35 +0200

Package: postgresql
Version: N/A
Severity: normal

When trying to create a semaphore Postgresql 7.2.1-3 will try 400,000 times per
second if it has problems. I think this is excessive, trying a mere 100 times
a second will give the same chance of getting a good result without wasting
excessive CPU time.

NB If another process which is CPU bound is using all the resources then
leaving CPU time free will improve the results...

-- System Information
Debian Release: 3.0
Kernel Version: Linux lyta 2.4.18lsm #1 Wed May 22 14:20:37 CEST 2002 i686 unknown

-----End of Forwarded Message-----

--
Oliver Elphick Oliver(dot)Elphick(at)lfix(dot)co(dot)uk
Isle of Wight http://www.lfix.co.uk/oliver
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