Re: Freeze avoidance of very large table. - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: Freeze avoidance of very large table.
Date
Msg-id CAB7nPqTy2LYAo=eFjjkz015e2b-mTBG_r-CyF-20KbD8MTpDCg@mail.gmail.com
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In response to Re: Freeze avoidance of very large table.  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Freeze avoidance of very large table.
List pgsql-hackers
On Thu, Dec 17, 2015 at 3:44 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
> For me, rewriting the visibility map is a new data loss bug waiting to
> happen. I am worried that the group is not taking seriously the potential
> for catastrophe here.

FWIW, I'm following this line and merging the vm file into a single
unit looks like a ticking bomb. We may really want a separate _vm
file, like _vmf to track this new bit flag but this has already been
mentioned largely upthread...
-- 
Michael



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