From: Ed Tomlinson <tomlins@cam.org>
To: linux-kernel@vger.kernel.org
Cc: Andreas Dilger <adilger@turbolinux.com>
Subject: Re: hundreds of mount --bind mountpoints?
Date: Mon, 23 Apr 2001 20:16:01 -0400 [thread overview]
Message-ID: <01042320160100.01338@oscar> (raw)
Andreas Dilger wrote:
> Consider, when I was doing some fs benchmark, my inode slab cache was
> over 120k items on a 128MB machine. At 480 butes per inode, this is
> almost 58 MB, close to half of RAM. Reducing this to exactly ext2
> sized inodes would save (50 - 27) * 4 * 120k = 11MB of memory (on 32-bit
> systems)!!! (This assumes nfs_inode_info is the largest).
Was this with a recient kernel (post Alexander Viro's dcache pressure fix)?
If not I suggest rerunning the benchmark. I had/have a patch to apply pressure
to the dcache and icache from kswapd but its not been needed here since the above
fix.
Ed Tomlinson <tomlins@cam.org>
next reply other threads:[~2001-04-24 0:16 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-04-24 0:16 Ed Tomlinson [this message]
2001-04-24 3:56 ` hundreds of mount --bind mountpoints? Andreas Dilger
2001-04-24 10:01 ` Alexander Viro
2001-04-24 13:27 ` Erik Mouw
2001-04-24 18:47 ` Andreas Dilger
2001-04-24 18:52 ` Alexander Viro
2001-04-24 20:45 ` Erik Mouw
2001-04-25 7:25 ` Christoph Rohland
2001-04-25 18:39 ` Andreas Dilger
2001-04-25 18:47 ` Alexander Viro
-- strict thread matches above, loose matches on Subject: below --
2001-04-22 16:32 David L. Parsley
2001-04-22 16:41 ` Alexander Viro
2001-04-23 11:43 ` Christoph Rohland
2001-04-23 13:17 ` Ingo Oeser
2001-04-23 14:54 ` Christoph Rohland
2001-04-23 15:23 ` Ingo Oeser
2001-04-23 15:36 ` Alexander Viro
2001-04-23 20:45 ` Ingo Oeser
2001-04-23 20:56 ` Christoph Hellwig
2001-04-23 22:00 ` Ingo Oeser
2001-04-23 22:10 ` Alexander Viro
2001-04-23 21:19 ` Richard Gooch
2001-04-23 22:42 ` Albert D. Cahalan
2001-04-23 22:49 ` Richard Gooch
2001-04-23 23:07 ` Alexander Viro
2001-04-23 23:13 ` Richard Gooch
2001-04-23 23:24 ` Rik van Riel
2001-04-23 22:47 ` Andreas Dilger
2001-04-24 1:37 ` Jan Harkes
2001-04-24 2:53 ` Alexander Viro
2001-04-24 9:58 ` David Woodhouse
2001-04-24 10:07 ` Alexander Viro
2001-04-24 10:19 ` David Woodhouse
2001-04-24 10:35 ` Christoph Rohland
2001-04-24 10:54 ` Alexander Viro
2001-04-24 12:51 ` David Woodhouse
2001-04-24 13:34 ` Christoph Rohland
2001-04-24 16:52 ` David L. Parsley
2001-04-24 18:36 ` Andreas Dilger
2001-04-24 18:49 ` Alexander Viro
2001-04-24 19:11 ` Andreas Dilger
2001-04-24 22:01 ` Ingo Oeser
2001-04-24 21:59 ` Trond Myklebust
2001-04-24 22:09 ` Alexander Viro
2001-04-24 22:31 ` Trond Myklebust
2001-04-24 6:33 ` Christoph Rohland
2001-04-23 14:08 ` David L. Parsley
2001-04-23 14:14 ` Alexander Viro
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