Date: Wed, 25 May 2005 20:32:48 -0500 From: Eric Anderson <anderson@centtech.com> To: Oliver Lehmann <lehmann@ans-netz.de> Cc: stable@freebsd.org, Mohan Srinivasan <mohan_srinivasan@yahoo.com>, current@freebsd.org Subject: Re: problems with nfs+TCP - Resource temporarily unavailable Message-ID: <42952740.6020400@centtech.com> In-Reply-To: <20050526010325.02415410.lehmann@ans-netz.de> References: <20050525223355.56551.qmail@web80601.mail.yahoo.com> <20050526010325.02415410.lehmann@ans-netz.de>
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Oliver Lehmann wrote: > Hi Mohan, > > Mohan Srinivasan wrote: > > > >>Is this consistently reproducible ? > > > it is - everytime > > > >>I tried reproducing this with this morning's >>current, > > > it also happens with STABLE > > > >>How big was your file that you tried to dd ? I need to reproduce this here >>in order to track it down. > > > dd if=/dev/urandom of=/usr/tmp.data bs=512k count=200 > > > >>Also, can you try the test without using the soft mount option ? I don't see >>soft causing this, but just to eliminate those code paths. > > > I removed soft and bb, but still the same results: > > root@kartoffel olivleh1> dd if=/usr/tmp.data of=/mnt/files/temp bs=32k > dd: /mnt/files/temp: Resource temporarily unavailable > 1797+0 records in > 1796+0 records out > 58851328 bytes transferred in 33.651500 secs (1748847 bytes/sec) > > > ###### > > > I tried the same with an other nfs server (using dill as nfs server this > time - system description is in my 1st mail, same mount options like / > mnt/files). And guess what? dill rebooted immediate... dd came never > back, gave no output > Just for a data point here - I have a 5.3-STABLE (from about January 15th) that is serving up data via NFS (tcp and udp, FreeBSD, Linux, Solaris clients) to about 1000 clients. The server is constantly getting pounded. I haven't seen any issues like this on this machine. I'm about to bring up a 5.4R box that will be in the same environment. If I have any issues, I'll make sure to note them here. Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology A lost ounce of gold may be found, a lost moment of time never. ------------------------------------------------------------------------
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