On 24/08/16 16:52, Mark Kirkwood wrote:
> On 24/08/16 16:33, Amit Kapila wrote:
>> On Wed, Aug 24, 2016 at 9:53 AM, Mark Kirkwood
>> <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz> wrote:
>>> On 24/08/16 15:36, Amit Kapila wrote:
>>>> On Wed, Aug 24, 2016 at 8:54 AM, Mark Kirkwood
>>>> <mark(dot)kirkwood(at)catalyst(dot)net(dot)nz> wrote:
>>>> Can you get the call stacks?
>>>>
>>> For every stuck backend? (just double checking)...
>> Yeah.
>>
>
> Cool,
>
> I managed to reproduce with a reduced workload of 4 backends, then
> noticed that the traces for 3 of 'em were all the same. So I've
> attached the 2 unique ones, plus noted what pg_stat_activity thought
> the wait event was, in case that is useful.
...actually I was wrong there, only 2 of them were the same. So I've
attached a new log of bt's of them all.