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SubjectRe: Deleting large files

On Wednesday 2008-05-07 22:17, Xavier Bestel wrote:
>Le mercredi 07 mai 2008 à 22:10 +0200, Jan Engelhardt a écrit :
>>
>> >I.e., could unlink do the directory changes and then hand off the rest of the
>> >task to a kernel thread?
>>
>> Say you had one realtime application running that would do lots of new
>> writes after the unlink finished. When the unlink is put into the
>> background, you interleave the unlink operation with new writes,
>> probably causing needless seeks and therefore not hitting the deadlines
>> anymore.
>
>Why ? The writes are delayed, so could be the unlink operations.

Code complexity. But then again, a few good filesystems
don't even need to do such heavy housekeeping, and I
suggest using these if you are worried about unlink speed.
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