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Re: Hard limit on WAL space used (because PANIC sucks) - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Hard limit on WAL space used (because PANIC sucks)
Date
Msg-id 21567.1390350648@sss.pgh.pa.us
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In response to Re: Hard limit on WAL space used (because PANIC sucks)  (Andres Freund <andres@2ndquadrant.com>)
Responses Re: Hard limit on WAL space used (because PANIC sucks)  (Simon Riggs <simon@2ndQuadrant.com>)
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Andres Freund <andres@2ndquadrant.com> writes:
> How are we supposed to wait while e.g. ProcArrayLock? Aborting
> transactions doesn't work either, that writes abort records which can
> get signficantly large.

Yeah, that's an interesting point ;-).  We can't *either* commit or abort
without emitting some WAL, possibly quite a bit of WAL.
        regards, tom lane

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