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From: Jeff Layton <jlayton@kernel.org>
To: "Andrew J. Romero" <romero@fnal.gov>,
	"linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>
Subject: Re: Zombie / Orphan open files
Date: Tue, 31 Jan 2023 08:27:41 -0500	[thread overview]
Message-ID: <2bc328a4a292eb02681f8fc6ea626e83f7a3ae85.camel@kernel.org> (raw)
In-Reply-To: <SA1PR09MB75521717AA00DCAD6CAB5118A7D39@SA1PR09MB7552.namprd09.prod.outlook.com>

On Mon, 2023-01-30 at 22:11 +0000, Andrew J. Romero wrote:
> Hi
> 
> This is a quick general NFS server question.
> 
> Does the NFSv4x  specification require or recommend that:   the NFS server, after some reasonable time, 
> should / must close orphan / zombie open files ?
> 
> On several NAS platforms I have seen large numbers of orphan / zombie open files "pile up" 
> as a result of Kerberos credential expiration.
> 
> Does the Red Hat NFS server "deal with" orphan / zombie open files ?
> 
> Thanks
> 
> Andy Romero
> Fermilab
> 

What do you mean by "zombie / orphan" here? Do you mean files that have
been sillyrenamed [1] to ".nfsXXXXXXX" ? Or are you simply talking about
clients that are holding files open for a long time?

-- 
Jeff Layton <jlayton@kernel.org>

[1]: https://linux-nfs.org/wiki/index.php/Server-side_silly_rename

  parent reply	other threads:[~2023-01-31 13:27 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-23 16:31 Trying to reduce NFSv4 timeouts to a few seconds on an established connection Andrew Klaassen
2023-01-23 16:35 ` Chuck Lever III
2023-01-23 16:41   ` Andrew Klaassen
2023-01-26 15:31 ` Andrew Klaassen
2023-01-26 22:08   ` Andrew Klaassen
2023-01-27 13:33     ` Jeff Layton
2023-01-30 19:33       ` Andrew Klaassen
2023-01-30 19:55         ` Jeff Layton
2023-01-30 20:03           ` Andrew Klaassen
2023-01-30 20:31             ` Jeff Layton
2023-01-30 22:11               ` Zombie / Orphan open files Andrew J. Romero
2023-01-31  0:10                 ` Chuck Lever III
2023-01-31 13:27                 ` Jeff Layton [this message]
2023-01-31 14:42                   ` Andrew J. Romero
2023-01-31 15:24                     ` Jeff Layton
2023-01-31 15:31                     ` Chuck Lever III
2023-01-31 16:34                     ` Chuck Lever III
2023-01-31 16:59                       ` Andrew J. Romero
2023-01-31 18:05                         ` Chuck Lever III
2023-01-31 18:33                           ` Andrew J. Romero
2023-01-31 18:51                             ` Chuck Lever III
2023-01-31 19:32                               ` Andrew J. Romero
2023-01-31 19:08                             ` Olga Kornievskaia
2023-01-31 19:31                         ` Olga Kornievskaia
2023-01-31 19:54                           ` Andrew J. Romero
2023-01-31 22:14                             ` Olga Kornievskaia
2023-01-31 22:26                               ` Andrew J. Romero
2023-01-31 22:47                                 ` Olga Kornievskaia
2023-01-31 23:08                                   ` Andrew J. Romero
2023-02-01 14:28                                     ` Olga Kornievskaia
     [not found]                                       ` <SA1PR09MB755217D2B3E29E9486D4796FA7D19@SA1PR09MB7552.namprd09.prod.outlook.com>
     [not found]                                         ` <CAN-5tyGaX=Go+kwrM33K2EaY41sXmf4v1+2JO8MhbDuGTGG7zA@mail.gmail.com>
     [not found]                                           ` <SA1PR09MB755277F59EB463643BEBDD77A7D69@SA1PR09MB7552.namprd09.prod.outlook.com>
2023-02-02  0:53                                             ` Olga Kornievskaia
2023-01-31 22:28                               ` Jeff Layton
2023-01-31 18:13                       ` Jeff Layton
2023-01-31 16:26                 ` Olga Kornievskaia
2023-01-31 17:44                   ` Andrew J. Romero
2023-01-31 18:18                   ` Frank Filz
2023-01-31 19:19                     ` Olga Kornievskaia
2023-01-31 21:31                       ` Frank Filz
2023-01-31 21:46                         ` Andrew J. Romero
2023-02-02 18:16               ` Trying to reduce NFSv4 timeouts to a few seconds on an established connection Andrew Klaassen
2023-02-06 15:27                 ` Andrew Klaassen
2023-02-06 17:18                   ` Andrew Klaassen
2023-02-27 14:48                     ` Andrew Klaassen
2023-02-28 13:23                       ` Jeff Layton
2023-03-02 15:25                         ` Andrew Klaassen
2023-03-02 18:47                         ` Andrew Klaassen

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