[mythtv] [mythtv-commits] mythtv commit: r23435 - in trunk/mythtv by mdean

Lennart Sorensen lsorense at csclub.uwaterloo.ca
Wed Feb 3 16:24:03 UTC 2010

On Tue, Feb 02, 2010 at 09:13:28AM -0500, Daniel Kristjansson wrote:
> On Tue, 2010-02-02 at 08:45 +0000, Simon Kenyon wrote:
> > On 02/02/2010 04:07, mythtv at cvs.mythtv.org wrote:
> > i was wondering if slowly deleting a file was a good idea?
> > 
> > i'm thinking of the situation of another recording being in progress?
> > depending on the file system being used, the end result could be a lot 
> > of disk fragmentation
> The way to avoid that is to set the reserved size to a larger value. By
> default it is 1GB, but if you want to use ext3 or another file system
> which requires slow deletes you should set it at 20-30 GB. XFS is still
> the best choice for MythTV media storage as it is fast, doesn't require
> slow deletes and has an online defragmenter you can run nightly. VFS
> is still good, and when properly configured, so is ext4.

Does ext3 actually still require slow delete?  I get the impression from
the developers that it does not.

At least my mythtv box runs with slow delete disabled and I use ext3
and it seems a lot better than it did with slow delete enabled.

That wasn't the case long ago with older kernels of course.

Len Sorensen

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