Date: Wed, 13 Jan 1999 06:36:10 +0000 From: Adrian Wontroba <aw1@stade.co.uk> To: current@FreeBSD.ORG Subject: Re: soft updates, ccd, old drives Message-ID: <19990113063610.B25352@titus.stade.co.uk> In-Reply-To: <19980713071609.A15469@stade.co.uk>; from Adrian Wontroba on Mon, Jul 13, 1998 at 07:16:09AM %2B0100 References: <199807130419.AAA08502@rtfm.ziplink.net> <19980713071609.A15469@stade.co.uk>
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On Mon, Jul 13, 1998 at 07:16:09AM +0100, Adrian Wontroba wrote: > The machine has a 2949AU adapter, with a very recent current. With > softupdates enabled everything initially seems fine, but doing anything > slightly heavy causes similar symptoms (forking anything takes an > inordinately long time), with much pounding on one of the discs but > little user program activity. It seems horribly repeatable. I did have > systat/vmstat running for one of these near freezes, and noticed that > freevnodes had a very low value (<10). Six months later (my, doesn't time fly) I tried again, with a reduced value of MAXUSERS (=100) - softupdates now works fine for me .... /dev/da0s2a on / (local, soft-updates, writes: sync 3 async 25945) /dev/da0s2e on /usr (local, soft-updates, writes: sync 6760 async 53354) procfs on /proc (local) /dev/da0s3e on /p1 (local, soft-updates, writes: sync 414 async 185516) mfs:28 on /tmp (asynchronous, local, writes: sync 1203 async 12959) /dev/da2c on /usr/local/newsspool (local, soft-updates, writes: sync 21 async 6138) /dev/da0s1 on /dos (local, noexec, nosuid) /dev/da1s1 on /dosd (local, noexec, nosuid) /dev/da3e on /d3p1 (local, soft-updates, writes: sync 2 async 2017) /dev/da3f on /d3p2 (local, soft-updates, writes: sync 3980 async 310368) /dev/da3g on /d3p3 (local, soft-updates, writes: sync 2 async 2) /dev/da3h on /d3p4 (local, soft-updates, writes: sync 2 async 46) ... and cut my make buildworld time by 25%. -- Adrian Wontroba, Stade Computers Limited. phone: (+44) 121 681 6677 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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