Date: Tue, 1 Sep 2009 15:41:47 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Bill Moran <wmoran@potentialtech.com> Cc: freebsd-questions@freebsd.org Subject: Re: memory usage displsy Message-ID: <20090901204147.GC2855@dan.emsphone.com> In-Reply-To: <20090901162931.d85ec256.wmoran@potentialtech.com> References: <4A9D8057.8020307@intersonic.se> <20090901162931.d85ec256.wmoran@potentialtech.com>
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In the last episode (Sep 01), Bill Moran said: > In response to Per olof Ljungmark <peo@intersonic.se>: > > What is a good way to find out how memory is used? Have a 6.4 box where > > memory is used by something but I fail to see what is using it - tried > > different switches to ps(1), tried the stat tools but a big chunk of > > memory does not show at all. > > > > A proper tool for analyzing memory usage "live", this is a production > > box? > > I've always been able to get what I need from top. You can do -o res to > sort by resident memory usage, which helps. ps will sort by memory usage when given the -m flag. Also check ipcs -a to see if there are any sysv shared memory segments hanging arnound. If you don't see anything using the memory, where are you seeing that "something" is using it? -- Dan Nelson dnelson@allantgroup.com
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