Re: BUG #12071: Stat collector went crasy (50MB/s constant writes)

On Wed, Nov 26, 2014 at 5:25 AM, Maxim Boguk <maxim(dot)boguk(at)gmail(dot)com> wrote:

>
>
> On Wed, Nov 26, 2014 at 4:15 PM, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
> wrote:
>
>> maxim(dot)boguk(at)gmail(dot)com wrote:
>>
>> > Hi,
>> >
>> > On one of my servers stat collector went crasy on idle system.
>> > It constantly write around 50MB/s on idle database (no activity at all).
>> >
>> > What I tried:
>> > 1)stop/start the database - no effect
>> > 2)update to 9.2.9 from 9.2.7 - no effect
>>
>> Is the server time correct? What is autovacuum doing
>
>
> Server time look correct for me.
> Аutovacuum doing nothing since no activity on server at all (I checked it
> twice).
>

What method are you using to check that the server has no activity?

What do you see if you 'strace' the autovac launcher? The postmaster?

Cheers,

Jeff