From: David Chinner <dgc@sgi.com>
To: "Stein M. Hugubakken" <dulci@start.no>
Cc: xfs@oss.sgi.com
Subject: Re: Inode usage
Date: Thu, 19 Apr 2007 23:14:42 +1000 [thread overview]
Message-ID: <20070419131442.GC32602149@melbourne.sgi.com> (raw)
In-Reply-To: <4627283E.7060000@start.no>
On Thu, Apr 19, 2007 at 10:28:46AM +0200, Stein M. Hugubakken wrote:
> Hi!
>
> I have a lot of free inodes on my xfs-partitions and was wondering about
> what impact this has on performance or memory?
None. The number of free inodes is a made up number. ;)
XFS dynamically allocates and frees inodes, so the number of free
inodes is determined by working out how many inodes
could be allocated in the remaining free space you have.
It's a theoretical maximum....
> Here is output from 'df':
> df -ih
> Filesystem Inodes IUsed IFree IUse% Mounted on
> /dev/hda2 5,1M 129K 5,0M 3% /
> /dev/hda3 31M 54K 31M 1% /home
>
> df -h
> Filesystem Size Used Avail Use% Mounted on
> /dev/hda2 5,1G 2,8G 2,4G 55% /
> /dev/hda3 31G 18G 13G 59% /home
>
> With xfs_growfs -m I can adjust the amount of free inodes, but it seems
> I can't change it for the root-partition, why is that a problem?
Works for me....
Cheers,
Dave.
--
Dave Chinner
Principal Engineer
SGI Australian Software Group
next prev parent reply other threads:[~2007-04-19 13:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-19 8:28 Inode usage Stein M. Hugubakken
2007-04-19 13:14 ` David Chinner [this message]
2007-04-19 13:42 ` Daniele P.
2007-04-19 13:50 ` Daniele P.
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