Date: Sat, 31 Dec 2005 00:04:21 -0500 From: Kris Kennaway <kris@obsecurity.org> To: Angel Blazquez <boisan@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: nfs server overload (nfsd) Message-ID: <20051231050421.GA66671@xor.obsecurity.org> In-Reply-To: <b698c5950512290219g4ff5f771x5a489e7c55503d3b@mail.gmail.com> References: <b698c5950512290219g4ff5f771x5a489e7c55503d3b@mail.gmail.com>
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--AhhlLboLdkugWU4S Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 29, 2005 at 11:19:10AM +0100, Angel Blazquez wrote: > Hello, >=20 > We are expecting incredible overload in a NFS server. A top shows nfsd > consuming most of the CPU: >=20 > PID USERNAME PRI NICE SIZE RES STATE C TIME WCPU CPU COM= MAND > 6000 root -8 0 1204K 660K biord 1 124:15 27.88% 27.88% nf= sd > 6002 root 4 0 1204K 660K *Giant 0 124:18 17.58% 17.58% nf= sd > 6006 root 4 0 1204K 660K *Giant 0 123:38 10.21% 10.21% nf= sd > 6005 root 4 0 1204K 660K *Giant 0 123:36 7.47% 7.47% nf= sd > 6003 root 4 0 1204K 660K *Giant 0 123:08 4.15% 4.15% nf= sd > 6001 root 4 0 1204K 660K *Giant 0 123:16 2.83% 2.83% nf= sd >=20 > Memory looks fine: >=20 > Mem: 27M Active, 910M Inact, 136M Wired, 51M Cache, 112M Buf, 1828K Free > Swap: 2048M Total, 72K Used, 2048M Free >=20 > Typing in the nfs server (console/ssh) becomes terrible, the server does > not reply well. >=20 > We are running this nfs server in FreeBSD 5.3-RELEASE-p23 on a Compaq > Proliant server with a Compaq Smart Array 5300 that comunicates with a > array of disks: You will experience *much* better performance if you upgrade to 6.0. Kris --AhhlLboLdkugWU4S Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDthFUWry0BWjoQKURAguGAJ9PP+YaF6A0sXAbjldUDCaT4Zn8tgCdHD57 EXNcIMsutK3YjBln1m+MOfQ= =0i6l -----END PGP SIGNATURE----- --AhhlLboLdkugWU4S--
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