Re: hung backends stuck in spinlock heavy endless loop

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От Peter Geoghegan
Тема Re: hung backends stuck in spinlock heavy endless loop
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Msg-id CAM3SWZQmxhmBwqEP20gvCini6WL_hmR8vp9do555ZEUo4f9_HA@mail.gmail.com
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Ответ на Re: hung backends stuck in spinlock heavy endless loop  (Merlin Moncure <mmoncure@gmail.com>)
Ответы Re: hung backends stuck in spinlock heavy endless loop  (Merlin Moncure <mmoncure@gmail.com>)
Список pgsql-hackers
On Tue, Jan 13, 2015 at 3:50 PM, Merlin Moncure <mmoncure@gmail.com> wrote:
>> I don't remember seeing _bt_moveright()  or _bt_compare() figuring so
>> prominently, where _bt_binsrch() is nowhere to be seen. I can't see a
>> reference to _bt_binsrch() in either profile.
>
> hm, this is hand compiled now, I bet the symbols are wrong.

In case it isn't clear, I think that the proximate cause here may well
be either one (or both) of commits
efada2b8e920adfdf7418862e939925d2acd1b89 and/or
40dae7ec537c5619fc93ad602c62f37be786d161. Probably the latter. I think
that the profile is roughly consistent with that, although I may well
be wrong.

-- 
Peter Geoghegan



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