On Mon, Mar 13, 2017 at 10:22 PM, Craig Ringer <craig(at)2ndquadrant(dot)com> wrote:
> I'll introduce a new LWLock, ClogTruncationLock, which will be held
> from when we advance the new clogOldestXid field through to when clog
> truncation completes.
+1.
--
Robert Haas
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