[Pvfs2-developers] pvfs2-cp profile
Scott Atchley
atchley at myri.com
Tue Jan 16 09:39:26 EST 2007
On Jan 12, 2007, at 8:37 PM, Sam Lang wrote:
>
> That last patch I sent to the list was messed up. This one should
> apply cleanly.
>
> -sam
>
> <async-pvfs2-cp.patch>
>
>> Hi Scott,
>>
>> Attached patch modifies pvfs2-cp to use two buffers. This should
>> remove the 20 msec gaps you're seeing between requests. Initial
>> tests I ran look like they also make the timings with pvfs2-cp
>> more consistent between runs.
>>
>> You'll need to run ./config.status after patching.
>>
>> -sam
>>
>> <async-pvfs2-cp.patch>
I could not cleanly patch my tree, so I checked out a new one. It
applied fine. I applied this as well as the io-flow-post patch.
It does remove the gaps. :-)
Unfortunately, I have no 10G machines available to test this on.
Hopefully, I will in a couple of days.
Scott
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