From: David Howells <dhowells@redhat.com>
To: Vasily Averin <vvs@sw.ru>
Cc: Neil Brown <neilb@suse.de>, Jan Blunck <jblunck@suse.de>,
Olaf Hering <olh@suse.de>, Balbir Singh <balbir@in.ibm.com>,
Kirill Korotaev <dev@openvz.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
devel@openvz.org, Andrew Morton <akpm@osdl.org>
Subject: Re: [Q] missing unused dentry in prune_dcache()?
Date: Fri, 27 Oct 2006 13:11:21 +0100 [thread overview]
Message-ID: <24249.1161951081@redhat.com> (raw)
In-Reply-To: <4541F2A3.8050004@sw.ru>
Vasily Averin <vvs@sw.ru> wrote:
> > Vasily Averin <vvs@sw.ru> wrote:
> >> Therefore I believe that my patch is optimal solution.
> > I'm not sure that prune_dcache() is particularly optimal.
>
> I means that my patch is optimal for problem in subject.
I didn't say it wasn't.
> I would like to ask you to approve it and we will go to next issue.
I did ack it didn't I? I must fix my mail client so that it doesn't
automatically remove my email address from the To/Cc fields when I'm replying
to a message:-/
> We have seen that umount (and remount) can work very slowly, it was cycled
> inside shrink_dcache_sb() up to several hours with taken s_umount semaphore.
umount at least should be fixed as that should no longer use
shrink_dcache_sb().
> We are trying to resolve this issue by using per-sb lru list. I'm preparing
> the patch for 2.6.19-rc3 right now and going to send it soon.
That sounds tricky; you have to check all your LRU lists to find the LRU
dentry.
David
next prev parent reply other threads:[~2006-10-27 12:13 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-25 12:30 [Q] missing unused dentry in prune_dcache()? Vasily Averin
2006-10-25 13:51 ` David Howells
2006-10-25 13:58 ` Vasily Averin
2006-10-25 14:23 ` David Howells
2006-10-26 11:36 ` Vasily Averin
2006-10-26 13:25 ` David Howells
2006-10-27 8:05 ` Vasily Averin
2006-10-27 10:42 ` David Howells
2006-10-27 11:50 ` Vasily Averin
2006-10-27 12:11 ` David Howells [this message]
2006-10-27 13:47 ` Vasily Averin
2006-10-27 14:29 ` David Howells
2006-10-27 14:39 ` Kirill Korotaev
2006-10-27 14:05 ` [PATCH 2.6.19-rc3] VFS: per-sb dentry lru list Vasily Averin
2006-10-27 18:06 ` Andrew Morton
2006-10-30 14:24 ` Vasily Averin
2006-10-30 15:08 ` Eric Dumazet
2006-10-30 15:34 ` Kirill Korotaev
2006-10-30 16:09 ` Eric Dumazet
2006-10-30 15:14 ` Kirill Korotaev
2006-10-30 4:24 ` David Chinner
2006-10-30 6:28 ` [Devel] " Kirill Korotaev
2006-10-31 4:38 ` Neil Brown
2006-10-31 10:40 ` David Howells
2006-11-01 6:32 ` Neil Brown
2006-11-01 13:32 ` Vasily Averin
2006-11-14 5:44 ` Neil Brown
2006-11-14 6:12 ` Vasily Averin
2006-10-31 13:08 ` Vasily Averin
2006-11-01 10:55 ` [Devel] " Kirill Korotaev
2006-11-14 4:51 ` Neil Brown
2006-11-14 9:29 ` David Howells
2006-10-27 13:42 ` [PATCH 2.6.19-rc3] VFS: missing unused dentry in prune_dcache() Vasily Averin
2006-10-27 14:24 ` David Howells
2006-10-26 11:49 ` [Q] missing unused dentry in prune_dcache()? Vasily Averin
2006-10-26 12:33 ` David Howells
2006-10-26 13:23 ` David Howells
2006-10-26 13:58 ` Vasily Averin
2006-10-26 14:07 ` David Howells
2006-10-27 6:32 ` Vasily Averin
2006-10-27 6:50 ` Vasily Averin
2006-10-27 9:36 ` David Howells
2006-10-31 13:24 ` [Q] missing ->d_delete() in shrink_dcache_for_umount()? Vasily Averin
2006-10-31 15:06 ` David Howells
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