Date: Mon, 8 May 2006 13:41:33 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Yuri Khotyaintsev <yuri@irfu.se> Cc: freebsd-stable@freebsd.org Subject: Re: NFS/TCP problems Message-ID: <20060508174133.GA48163@xor.obsecurity.org> In-Reply-To: <200605081354.58807.yuri@irfu.se> References: <200605081354.58807.yuri@irfu.se>
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[-- Attachment #1 --] On Mon, May 08, 2006 at 01:54:58PM +0200, Yuri Khotyaintsev wrote: > I have an NSF server and several clients which write large text files to the > server. All machines are running max one week old STABLE and are connected to > the same gigabit switch, and have identical nics (em). Amd mount options are: > /defaults > type:=nfs;cache:=all;opts:=rw,intr,nosuid,grpid,nfsv3,tcp,resvport,soft > > Almost all the time I get the following messages on the server: > > nfsd send error 32 > nfsd send error 32 > nfsd send error 32 > nfsd send error 32 > nfsd send error 32 > ... > > And corresponding messages on a client: > > impossible packet length (8996061) from nfs server db:/export/data1/caa > impossible packet length (3123011) from nfs server db:/export/data1/caa > impossible packet length (893006905) from nfs server db:/export/data1/caa > impossible packet length (842018868) from nfs server db:/export/data1/caa > impossible packet length (874220) from nfs server db:/export/data1/caa > impossible packet length (14182767) from nfs server db:/export/data1/caa > impossible packet length (16777216) from nfs server db:/export/data1/caa > impossible packet length (758134573) from nfs server db:/export/data1/caa > impossible packet length (1503661568) from nfs server db:/export/data1/caa > impossible packet length (1300840) from nfs server db:/export/data1/caa > ... > > And from time to time the files which are written to the server get truncated > (regardless of the file size)... > > Does anybody have an idea how to make it work reliably and not to truncate the > files? mohan committed a fix for one such problem a few days ago. It will not be in 6.1-RELEASE, but you should be able to apply the patch yourself. It would be nice to know how it works for you. http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/nfsclient/nfs_socket.c.diff?r1=text&tr1=1.136&r2=text&tr2=1.139 Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (FreeBSD) iD8DBQFEX4LNWry0BWjoQKURAtfuAKD9Sv5Povzq/sjB1CDcc33wNDBeFgCgpdPV y10Iy1It3HVEShcAhyapDfY= =gBCP -----END PGP SIGNATURE-----
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