| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Noah Misch <noah(at)leadboat(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Andres Freund <andres(at)anarazel(dot)de>, Robert Haas <robertmhaas(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Stephen Frost <sfrost(at)snowman(dot)net>, Magnus Hagander <magnus(at)hagander(dot)net>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Valgrind and shared_buffers (Was: Restore-reliability mode) |
| Date: | 2015-11-04 02:59:46 |
| Message-ID: | CAM3SWZR3XB5Hw_bkHkAKm_HTQRMPRzPH4bKFicPUFriZiSWa0w@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Jul 27, 2015 at 7:12 AM, Alvaro Herrera
<alvherre(at)2ndquadrant(dot)com> wrote:
> I only tried a few tests, for lack of time, and it didn't produce any.
> (To verify that the whole thing was working properly, I reduced the
> range of memory made available during PinBuffer and that resulted in a
> crash immediately). I am not really familiar with valgrind TBH and just
> copied a recipe to run postmaster under it, so if someone with more
> valgrind-fu could verify this, it would be great.
>
>
> This part:
>
>> > > > Under CLOBBER_FREED_MEMORY, wipe a shared buffer when its
>> > > > global pin count falls to zero.
>
> can be done without any valgrind, I think. Any takers?
It seems like this didn't go anywhere. Any chance that you'll find the
time to work on this soon?
--
Peter Geoghegan
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