Date: Wed, 28 Jan 2009 10:07:28 -0800 From: Sean Bruno <sean.bruno@dsl-only.net> To: Michiel Boland <michiel@boland.org> Cc: current@freebsd.org Subject: Re: NFS mounts dissapearing Message-ID: <1233166048.3592.1.camel@localhost.localdomain> In-Reply-To: <49809B45.1000703@boland.org> References: <1233098540.2494.6.camel@localhost.localdomain> <49809B45.1000703@boland.org>
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On Wed, 2009-01-28 at 18:52 +0100, Michiel Boland wrote: > Sean Bruno wrote: > > I've noted that my NFS mount of a directory is vanishing periodically > > under -current. I am unable to unmount/remount the directory and the > > system returns Permission Denied on all attempts to access the > > directory. > > > > Is this something that is known and being investigated? > > FWIW I am seeing this too, except that I can still umount/remount. It appears to > me that TCP connections to remote nfsd use a privileged source port initially, > but if the connection is severed and reestablished later the source port is no > longer < 1024. Client is -CURRENT, server is solaris with nfssrv:nfs_portmon=1. > > Cheers > Michiel Here client is -CURRENT, server is linux with default NFS settings. linux sysctl settings: sysctl -a |grep nfs fs.nfs.nlm_grace_period = 0 fs.nfs.nlm_timeout = 10 fs.nfs.nlm_udpport = 0 fs.nfs.nlm_tcpport = 0 fs.nfs.nsm_use_hostnames = 0 fs.nfs.nsm_local_state = 0 fs.nfs.nfs_callback_tcpport = 0 fs.nfs.idmap_cache_timeout = 600 fs.nfs.nfs_mountpoint_timeout = 500 fs.nfs.nfs_congestion_kb = 79232 sunrpc.nfs_debug = 0 sunrpc.nfsd_debug = 0 Sean
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