Re: Solaris excesive semaphores usage.

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Pedro Baldanta <pjbs39(at)tid(dot)es>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Solaris excesive semaphores usage.
Date: 2006-12-14 15:41:16
Message-ID: 20800.1166110876@sss.pgh.pa.us
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Pedro Baldanta <pjbs39(at)tid(dot)es> writes:
> PostgreSQL 8.0.1
> SunOS relayprod02 5.9 Generic_118558-19 sun4u sparc SUNW,Sun-Fire-V440
> -> Solaris 9 on Sparc processor.
> We are running java app over PostgreSQL. Everything works fine but we
> detected high semaphore usage during a heavy query process.

This sounds like a context swap storm ... search the archives for that
phrase, and then consider moving onto a more recent PG release.

regards, tom lane

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