Re: [EXTERNAL] Re: [RFC PATCH 0/6] Understanding delays due to throttling under very heavy write load

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On Fri, Feb 10, 2012 at 10:32 AM, Jim Schutt <jaschut@xxxxxxxxxx> wrote:
> On 02/09/2012 06:26 PM, sridhar basam wrote:
>>
>> Do you mind capturing to a pcap file and providing that. Makes it
>> easier to analyse things. If not, i understand. If you can make do the
>> capture on both ends, do it with a snaplen of 68 so that you get all
>> of the headers and there shouldn't be too much payload information in
>> the file.
>
>
> I've got a pcap file for this run for this client, with snaplen 128
> (I thought I might need to look for ceph message headers).  It's 13 MB
> compressed.  How shall I get it to you?
>

Can i grab it off some webserver you control? Or you can temporarily
drop it into docs.google.com and add accesss from my email account?

> In the meantime, I'll try to capture this from both sides.
>
>
>>
>> I will take a look at the additional output and see if anything pops
>> out. I am assuming the below output was immediately after what you
>> posted in your earlier email.

i don't see anything out of the ordinary once things recover, the
sender even starts to do TSO after a short while.

 Sridhar


>
>
> Yes.
>
> Thanks -- Jim
>
>
>>
>>
>>  Sridhar
>>
>
>
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