Date: Sun, 14 May 2006 15:54:17 -0600 From: Stephen Hurd <shurd@sasktel.net> To: Howard Leadmon <howard@leadmon.net> Cc: freebsd-stable@freebsd.org Subject: Re: Trouble with NFSd under 6.1-Stable, any ideas? Message-ID: <4467A709.1070700@sasktel.net> In-Reply-To: <017301c67784$45377a90$071872cf@Leadmon.local>
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Howard Leadmon wrote: > Hello All, > > I have been running FBSD a long while, and actually running since the 5.x > releases on the server I am having troubles with. I basically have a small > network and just use NIS/NFS to link my various FBSD and Solaris machines > together. > > This has all been running fine up till a few days ago, when all of a sudden > NFS came to a crawl, and CPU usage so high the box appears to freeze almost. > When I had 6.1-RC running all seemed well, then came the announcement for the > official 6.1 release, so I did the cvs updates, made world, kernel, and ran > mergemaster to get everything up to the 6.1 stable version. > > Now after doing this, something is wrong with NFS. It works, it will return > information and open files, just it's very very slow, and while performing a > request the CPU spike is astounding. A simple du of my home directory can > take minutes, and machine all but locks up if the request is done over NFS. > Here is top snip: > > PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND > 497 root 1 4 0 1252K 780K - 2 50:42 188.48% nfsd > > > This is a nice IBM eServer with dual P4-XEON's and a couple GB or RAM on a > disk array, and locally is screams, heck NFS used to scream till I updated. I > am not really sure what info would be useful in debugging, so won't post tons > of misc junk in this eMail, but if anyone has any ideas as to how best to > figure out and resolve this issue it would sure be appreicated... > Are you running rpc.lockd? I've had very bad luck with it since sometime in the 5.x series... especially with it interoperating with Solaris. I submitted a PR on it, but it's apparently broken in about X ways. If possible, I would suggest living without rpc.lockd for now (if you're currently living with it that is) Other than that issue, NFS itself has been working nicely for me.home | help
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