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From: Al Viro <viro@ftp.linux.org.uk>
To: Roland Dreier <rolandd@cisco.com>
Cc: Christopher Friesen <cfriesen@nortel.com>,
	dipankar@in.ibm.com, Sonny Rao <sonny@burdell.org>,
	linux-kernel@vger.kernel.org, "Theodore Ts'o" <tytso@mit.edu>,
	bharata@in.ibm.com, trond.myklebust@fys.uio.no
Subject: Re: dentry_cache using up all my zone normal memory -- also seen on 2.6.14-rc2
Date: Thu, 22 Sep 2005 04:11:36 +0100	[thread overview]
Message-ID: <20050922031136.GE7992@ftp.linux.org.uk> (raw)
In-Reply-To: <52ll1qkrii.fsf@cisco.com>

On Wed, Sep 21, 2005 at 03:03:33PM -0700, Roland Dreier wrote:
>     Christopher> Digging in a bit more, it looks like the files are
>     Christopher> being created/destroyed/renamed in /tmp, which is a
>     Christopher> tmpfs filesystem.
> 
> Hmm... could there be a race in shmem_rename()??

Not likely - in that setup all calls of ->unlink() and ->rename()
are completely serialized by ->i_sem on parent.  One question:
is it dcache or icache that ends up leaking?

  reply	other threads:[~2005-09-22  3:12 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-21 16:26 dentry_cache using up all my zone normal memory Christopher Friesen
2005-09-21 16:53 ` Christopher Friesen
2005-09-21 19:46   ` dentry_cache using up all my zone normal memory -- also seen on 2.6.14-rc2 Christopher Friesen
2005-09-21 20:07     ` Sonny Rao
2005-09-21 20:27       ` Christopher Friesen
2005-09-21 20:49       ` Christopher Friesen
2005-09-21 20:59       ` Christopher Friesen
2005-09-21 20:58         ` Sonny Rao
2005-09-21 21:00         ` Dipankar Sarma
2005-09-21 21:14           ` Al Viro
2005-09-21 21:14           ` Trond Myklebust
2005-09-21 21:25             ` Christopher Friesen
2005-09-21 21:29               ` Christopher Friesen
2005-09-21 21:25           ` Christopher Friesen
2005-09-21 22:03             ` Roland Dreier
2005-09-22  3:11               ` Al Viro [this message]
2005-09-22  3:54                 ` Christopher Friesen
2005-09-22  4:17                   ` Al Viro
2005-09-22 14:47                     ` Christopher Friesen
2005-09-22 15:16                     ` Christopher Friesen
2005-09-22 18:12                       ` dentry_cache using up all my zone normal memory -- new data point Christopher Friesen
2005-09-22 18:27                       ` dentry_cache using up all my zone normal memory -- also seen on 2.6.14-rc2 Dipankar Sarma
2005-09-22 19:03                         ` Christopher Friesen
2005-09-22 19:18                           ` Dipankar Sarma
2005-09-22 21:37                             ` Christopher Friesen
2005-09-22 21:44                               ` Sonny Rao
2005-09-22 21:55                                 ` Christopher Friesen
2005-09-22 22:04                                   ` Randy.Dunlap
2005-09-26  4:43                                     ` [PATCH/RFC] sysrq: updating console_loglevel Randy.Dunlap
2005-09-22 22:05                             ` dentry_cache using up all my zone normal memory -- also seen on 2.6.14-rc2 Christopher Friesen
2005-10-04 19:43                       ` Dipankar Sarma
2005-10-04 20:02                         ` Christopher Friesen
2005-10-05  4:00                           ` Dipankar Sarma
2005-09-30 22:03 ` dentry_cache using up all my zone normal memory Christopher Friesen
2005-10-01 23:22   ` Marcelo
2005-10-02  6:04     ` Christopher Friesen
2005-10-02 19:55       ` Marcelo

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