[Buildbot-devel] Slow stdio logs

Dustin J. Mitchell dustin at v.igoro.us
Tue Aug 12 13:02:40 UTC 2014


There's a timer on that chunking, though, so they are flushed after a
short time (5 seconds?) even if not full.

Dustin

On Tue, Aug 12, 2014 at 12:25 AM, Vasily <vasslitvinov at pisem.net> wrote:
> Hello,
>
> I think studio is also sent in chunks from slave to master, something about
> 64k in size. So you won't see anything until a chunk is full and is sent to
> the master.
>
> Thanks,
> Vasily
>
> 12 авг. 2014 г. 5:49 пользователь "Dustin J. Mitchell" <dustin at v.igoro.us>
> написал:
>>
>> Is usePty set?  If not, there may be a lot of buffering going on in
>> the application itself.
>>
>> Dustin
>>
>> On Mon, Aug 11, 2014 at 8:49 PM, Bo Shi <bs at demeterr.com> wrote:
>> > Hi -
>> >
>> > We're noticing that for a particular builder, the real-time stdio logs
>> > are pretty much unresponsive until the build finishes.  Note there is
>> > not much load on the master.  Does anyone have an advice as to where
>> > to start looking for the root cause?
>> >
>> > Thanks,
>> > Bo
>> >
>> >
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