On 11/7/18 9:11 AM, Tomas Vondra wrote:

On 11/7/18 2:47 PM, John Naylor wrote:
On 11/7/18, Jesper Pedersen <jesper.peder...@redhat.com> wrote:
Hi,

While looking at [1] (included in 23315.log) there are other warnings as
well.
Perhaps it's worth revisiting to make debugging easier, but right now
initdb.c has this comment:

  * Note:
  *      The program has some memory leakage - it isn't worth cleaning it up.

Maybe. I certainly don't think it's not worth the time merely for the
sake of fixing the memory leaks. The reasoning here is that initdb runs
for a short period of time (a couple of seconds, really), and the memory
gets released when the process exits. And the leaks are tiny in general
- a couple of bytes here and there. Had there been a massive memory leak
that would change the equation of course.


Yeah, I'm pretty sure I wrote that comment 15 or so years ago in the first C implementation of initdb. I don't think my opinion has changed much. We're talking about kilobytes, here, nothing massive.


cheers


andrew


--
Andrew Dunstan                https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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