Re: does having ~Ncore+1? kworkers flushing XFS to 1 disk improve throughput?

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On 8/23/2013 9:33 PM, Linda Walsh wrote:

> So what are all the kworkers doing and does having 6 of them
> do things at the same time really help disk-throughput?
> 
> Seems like they would conflict w/each other, cause
> disk contention, and extra fragmentation as they
> do things?  If they were all writing to separate
> disks, that would make sense, but do that many kworker
> threads need to be finishing out disk I/O on 1 disk?

https://raw.github.com/torvalds/linux/master/Documentation/workqueue.txt

-- 
Stan


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