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Memory Overcommit

From: Andy Chambers <achambers(at)mcna(dot)net>
To: pgsql <pgsql-general(at)postgresql(dot)org>
Subject: Memory Overcommit
Date: 2012-06-07 15:33:21
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-general
Hi All,

We've just run into the dreaded "OOM Killer".  I see that on Linux
>2.6, it's recommended to turn off memory overcommit.  I'm trying to
understand the implications of doing this.  The interweb says this
means that forking servers can't make use of "copy on write"
semantics.  Is this true?  Does it matter for a server running just

Andy Chambers
Software Engineer
(e) achambers(at)mcna(dot)net
(t) 954-682-0573


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Subject: Re: Memory Overcommit
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Subject: Re: Need help in transferring FP to Int64 DateTime

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