Date: Fri, 29 Sep 2006 10:10:02 +0200 From: Yuri Khotyaintsev <yuri@irfu.se> To: freebsd-stable@freebsd.org Cc: Kris Kennaway <kris@obsecurity.org> Subject: NFS/TCP Message-ID: <451CD4DA.8060906@irfu.se> In-Reply-To: <200605111111.07882.yuri@irfu.se> References: <200605081354.58807.yuri@irfu.se> <20060508174133.GA48163@xor.obsecurity.org> <200605111111.07882.yuri@irfu.se>
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Will a fix for NFS/TCP (nfs_socket.c rev 1.138) be ever committed to stab= le? Yuri Khotyaintsev wrote: > On Monday 08 May 2006 19:41, Kris Kennaway wrote: > =20 >> On Mon, May 08, 2006 at 01:54:58PM +0200, Yuri Khotyaintsev wrote: >> =20 >>> 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). A= md >>> mount options are: /defaults >>> type:=3Dnfs;cache:=3Dall;opts:=3Drw,intr,nosuid,grpid,nfsv3,tcp,resvp= ort,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/c= aa >>> impossible packet length (3123011) from nfs server db:/export/data1/c= aa >>> 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/ca= a >>> 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 serv= er >>> 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? >>> =20 >> 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. >> >> =20 >> http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/nfsclient/nfs_socket.c.d= iff?r >> 1=3Dtext&tr1=3D1.136&r2=3Dtext&tr2=3D1.139 >> =20 > > I have patched nfs_socket.c on all clients and run the same kind of pro= cessing=20 > which was causing the problem. I can report that the problem is gone wi= th=20 > nfs_socket.c rev 1.139. I only got one "nfs send error 35" on one of th= e=20 > clients instead of hundreds of messages I was seeing before. Thank you = very=20 > much! > =20 --=20 Dr. Yuri Khotyaintsev Institutet f=C3=B6r rymdfysik (IRF), Uppsala
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