[mythtv-users] Software changes required when switching CPU from single-core to multi-core?

[belcampo]

On 05/26/11 21:11, freedenizen wrote:
> On Thu, May 26, 2011 at 12:08 PM, Steven Adeff<adeffs.mythtv at gmail.com>  wrote:
>>
>> I wouldn't worry too much about fragmentation with XFS. I have over
>> 10TB of storage using XFS for both my recording drives and "long term"
>> storage (music, movies, etc) and my total fragmentation level is quite
>> low and I don't run the XFS tool.
>>
>> the mythtv wiki has good info on XFS,
>> http://www.mythtv.org/wiki/XFS
>
> fragmentation with XFS can definitely be an issue, it all depends what
> you are doing, if you have a lot of random i/o writing 50-100 files at
> a time (like I have on occasion) it is very easy to go from 2%
> fragmentation to 80% in a matter of a day or two
unless you specify allocsize=512M or even 1024M as mount option in fstab.
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