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From: Wolfgang Walter <linux@stwm.de>
To: Jason L Tibbitts III <tibbs@math.uh.edu>
Cc: "J. Bruce Fields" <bfields@fieldses.org>,
	linux-nfs@vger.kernel.org, km@cm4all.com,
	linux-kernel@vger.kernel.org
Subject: Re: Regression in 5.1.20: Reading long directory fails
Date: Tue, 03 Sep 2019 20:02:50 +0200	[thread overview]
Message-ID: <4418877.15LTP4gqqJ@stwm.de> (raw)
In-Reply-To: <ufa5zm9s7kz.fsf@epithumia.math.uh.edu>

Am Dienstag, 3. September 2019, 10:49:48 schrieb Jason L Tibbitts III:
> >>>>> "JLT" == Jason L Tibbitts <tibbs@math.uh.edu> writes:
> JLT> Certainly a server reboot, or maybe even just
> JLT> unmounting and remounting the filesystem or copying the data to
> JLT> another filesystem would tell me that.  In any case, as soon as I
> JLT> am able to mess with that server, I'll know more.
> 
> Rebooting the server did not make any difference, and now more users are
> seeing the problem.  At this point I'm in a state where NFS simply isn't
> reliable at all, and I'm not sure what to do.  If Centos 8 were out,
> I'd work on moving to that just so that the server was a little more
> modern.  (Currently the server is Centos 7.)  I guess I could try using
> Fedora, or installing one of the upstream kernels, just in case this has
> to do with some interaction between the client and the old RHEL7 kernel.
> 
> I do have a packet capture of a directory listing that fails with EIO,
> but I'm not sure if it's safe to simply post it, and I'm not sure what
> tshark options would be useful in decoding it.
> 
> I do know that I can rsync one of the problematic directories to a
> different server (running the same kernel) and it doesn't have the same
> problem.  What I'll try next is rsyncing to a different filesystem on
> the same server, but again I'll have to wait until people log off to do
> proper testing.
> 
>  - J<

What filesystem do you use on the server? xfs? If yes, does it use 64bit 
inodes (or started to use them)? Do you set a fsid when you export the 
filesystem?

Regards,
-- 
Wolfgang Walter
Studentenwerk München
Anstalt des öffentlichen Rechts

  reply	other threads:[~2019-09-03 18:09 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-13 15:08 Regression in 5.1.20: Reading long directory fails Jason L Tibbitts III
2019-08-13 17:00 ` Jason L Tibbitts III
2019-08-22 19:39 ` Jason L Tibbitts III
2019-08-28 17:46   ` J. Bruce Fields
2019-08-28 18:29     ` Jason L Tibbitts III
2019-08-28 18:33       ` J. Bruce Fields
2019-09-03 15:49       ` Jason L Tibbitts III
2019-09-03 18:02         ` Wolfgang Walter [this message]
2019-09-03 19:06           ` Jason L Tibbitts III
2019-09-03 19:08             ` Chuck Lever
2019-09-03 21:37             ` Wolfgang Walter
2019-09-04  1:50               ` Jason L Tibbitts III
2019-09-06 14:48                 ` J. Bruce Fields
2019-09-06 20:47                   ` Jason L Tibbitts III
2019-09-06 20:50                     ` Chuck Lever
2019-09-08 11:39                       ` Benjamin Coddington
2019-09-08 15:19                         ` Trond Myklebust
2019-09-08 15:48                           ` Chuck Lever
2019-09-08 16:47                             ` Trond Myklebust
2019-09-08 16:51                               ` Chuck Lever
2019-09-11 16:25                       ` Benjamin Coddington
2019-09-11 16:39                         ` Chuck Lever
2019-09-11 17:26                           ` Benjamin Coddington
2019-09-11 17:27                             ` Benjamin Coddington
2019-09-11 17:29                             ` Chuck Lever
2019-09-11 17:40                               ` Benjamin Coddington
2019-09-11 17:43                                 ` Chuck Lever
2019-09-11 17:59                                   ` Benjamin Coddington
2019-09-11 17:50                                 ` Benjamin Coddington
2019-09-11 17:54                                   ` Chuck Lever
2019-09-12 12:29                                     ` Benjamin Coddington
2019-09-12 12:53                                       ` Trond Myklebust
2019-09-12 13:08                                         ` Benjamin Coddington
2019-09-12 13:13                                           ` J. Bruce Fields
2019-09-12 13:25                                             ` Trond Myklebust
2019-09-12 13:35                                               ` Benjamin Coddington
2019-09-12 13:14                                           ` Trond Myklebust

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