Re: pg_xlog becomes extremely large during CREATE INDEX - Mailing list pgsql-general

From Tom Lane
Subject Re: pg_xlog becomes extremely large during CREATE INDEX
Date
Msg-id 9899.1084465719@sss.pgh.pa.us
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In response to pg_xlog becomes extremely large during CREATE INDEX  ("Jeffrey W. Baker" <jwbaker@acm.org>)
Responses Re: pg_xlog becomes extremely large during CREATE INDEX
Re: pg_xlog becomes extremely large during CREATE INDEX
List pgsql-general
"Jeffrey W. Baker" <jwbaker@acm.org> writes:
> Sorry, my last mail got cut off.  The server aborted because it couldn't
> write the xlog.  Looks like I omitted this from my last mail:

Selective quoting of the log output?  Naughty naughty.

However, that still doesn't explain how you got into the current state.
Had you once had checkpoint_segments set much higher than the current
value of 24?  On looking at the code I see that it doesn't make any
attempt to prune future log segments after a decrease in
checkpoint_segments, so if a previous misconfiguration had allowed the
number of future segments to get really large, that could be the root of
the issue.

            regards, tom lane

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