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

Michael T. Dean mtdean at thirdcontact.com
Tue Feb 2 16:38:45 UTC 2010

On 02/02/2010 09:13 AM, Daniel Kristjansson wrote:
> On Tue, 2010-02-02 at 08:45 +0000, Simon Kenyon 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.

Or don't enable the setting you have to set to cause slow deletes:

Delete files slowly
Some filesystems use a lot of resources when deleting large recording
files.  This option makes Myth delete the file slowly on this backend to
lessen the impact.

which is disabled by default.


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