Date: Fri, 23 Jun 2006 22:02:22 -0300 (ADT) From: "Marc G. Fournier" <scrappy@hub.org> To: "Matthew D. Fuller" <fullermd@over-yonder.net> Cc: freebsd-stable@freebsd.org Subject: Re: vmstat 'b' (disk busy?) field keeps climbing ... Message-ID: <20060623220204.L1114@ganymede.hub.org> In-Reply-To: <20060623231121.GL83482@over-yonder.net> References: <20060623172557.H1114@ganymede.hub.org> <261AD16B-C3FE-4671-996E-563053508CE8@mac.com> <20060623191131.C1114@ganymede.hub.org> <20060623231121.GL83482@over-yonder.net>
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On Fri, 23 Jun 2006, Matthew D. Fuller wrote: > On Fri, Jun 23, 2006 at 07:12:54PM -0300 I heard the voice of > Marc G. Fournier, and lo! it spake thus: >> >> 31750 vnode pager pageins >> 209538 vnode pager pages paged in >> 15954 vnode pager pageouts >> 219494 vnode pager pages paged out > > This may be something to look at. My workstation (~3.5 day uptime) > has a fraction of that: > > 7204 vnode pager pageins > 37609 vnode pager pages paged in > 1 vnode pager pageouts > 1 vnode pager pages paged out > > Compare to the number of processes spawned (I'm at 10x yours): > >> 28399 fork() calls >> 1708 vfork() calls >> 0 rfork() calls > > 282510 fork() calls > 22164 vfork() calls > 0 rfork() calls > > > That sounds like hefty memory pressure. Which is odd, no, if I'm hardly swapping? # pstat -s Device 1K-blocks Used Avail Capacity /dev/da0s1b 8388608 3396 8385212 0% ---- Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) Email . scrappy@hub.org MSN . scrappy@hub.org Yahoo . yscrappy Skype: hub.org ICQ . 7615664
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