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Re: Re: [COMMITTERS] pgsql: Introduce group locking to prevent parallel processes from deadl - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Re: [COMMITTERS] pgsql: Introduce group locking to prevent parallel processes from deadl
Date
Msg-id 14623.1455719148@sss.pgh.pa.us
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In response to Re: Re: [COMMITTERS] pgsql: Introduce group locking to prevent parallel processes from deadl  (Robert Haas <robertmhaas@gmail.com>)
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Robert Haas <robertmhaas@gmail.com> writes:
> I guess it's worth pointing out that storing the groupLeader in the
> PROCLOCK, as we do currently, avoids this issue entirely.

Right, that's why I framed it as "can we salvage this simplification"
(referring to removal of that field).  It may be best to just fix the
existing bug and docs deficiencies before returning to that idea.
        regards, tom lane

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