Re: Testing pg_terminate_backend()

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От Magnus Hagander
Тема Re: Testing pg_terminate_backend()
Дата
Msg-id 20080418232252.5fb7bc9b@mha-laptop
обсуждение исходный текст
Ответ на Re: Testing pg_terminate_backend()  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Testing pg_terminate_backend()  (Alvaro Herrera <alvherre@commandprompt.com>)
Re: Testing pg_terminate_backend()  (Bruce Momjian <bruce@momjian.us>)
Список pgsql-patches
Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > Attached is my test script.   I ran it for 14 hours (asserts on),
> > running 450 regression tests, with up to seven backends killed per
> > regression test.
>
> Hmm, there are something on the order of 10000 SQL commands in our
> regression tests, so even assuming perfect randomness you've exercised
> SIGTERM on maybe 10% of them --- and of course there's multiple places
> in a complex DDL command where SIGTERM might conceivably be a problem.
>
> Who was volunteering to run this 24x7 for awhile?

That was me. As long as the script runs properly on linux, I can get
that started as soon as I'm fed instructions on how to do it :-) Do I
just fix the paths and set it running, or do I need to prepare
something else?


> >         SLEEP=`expr $RANDOM \* $REGRESSION_DURATION / 32767`
>
> Uh, where's the randomness coming from?

... but I should probably wait until that one is answered or fixed, I
guess :-)

//Magnus

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