searching for ext3 defrag/file move program
philipp.marek at bmlv.gv.at
Fri Mar 4 10:12:51 UTC 2005
> I approached the problem from several different angles.
> In order to make a defrag for EXT3 safe, you would need to do one of
> two things:
> 1) Develop a Defrag API or some sort of File System Maintenance API
> which included Defrag support and successfully integrate it into
> the kernel.
> - OR -
> 2) Extend Mandatory Locking to every file the system opens and closes
> and integrate such a patch into the kernel.
> Either task is uphill sledding.
And a single defrag run to speedup the booting would soon be worthless, if the
system configuration gets changed (at least after some "apt-get
That could work for a "fire and forget" workstation - setup, defrag, move some
files to front, work only ever as user without changing /bin, /etc, and so
So it won't be possible.
I read that there was a patch for in-kernel-movement of blocks; what has
happened to it?
(Do we want reiserfs, xfs, whatever to have this advantage, and ext2/3 left
I feel a strong urge to shoot the messenger or at least the message, but thank
you for your answer :-)
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