Date: Tue, 20 Mar 2001 10:15:27 -0800 (PST) From: Matt Dillon <dillon@earth.backplane.com> To: "Michael C . Wu" <keichii@iteration.net> Cc: izero@ms26.hinet.net, cross@math.psu.edu, Alfred Perlstein <bright@wintelcom.net>, "Michael C . Wu" <keichii@iteration.net>, grog@FreeBSD.ORG, fs@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: tuning a VERY heavily (30.0) loaded scerver Message-ID: <200103201815.f2KIFR594803@earth.backplane.com> References: <20010320111144.A51924@peorth.iteration.net> <20010320092717.R29888@fw.wintelcom.net> <20010320113818.B52586@peorth.iteration.net> <20010320120112.C52586@peorth.iteration.net>
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:Another problem is that we have around 4000+ processes accessing
:lots of SHM at the same time..
How big is 'lots'? If the shared memory segment is smallish, e.g.
less then 64MB, you should be ok. If it is larger then you will
have to do some kernel tuning to avoid running out of pmap entries.
-Matt
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