| From: | Peter Geoghegan <pg(at)bowt(dot)ie> |
|---|---|
| To: | Martin Moore <martin(dot)moore(at)avbrief(dot)com> |
| Cc: | pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Slow system due to ReorderBufferGetTupleBuf? |
| Date: | 2018-01-01 17:44:39 |
| Message-ID: | CAH2-Wzk6+3qCxFwbDZOH-iASzJMheKa32_XebhyLAwVyHg6kxg@mail.gmail.com |
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| Lists: | pgsql-general |
On Mon, Jan 1, 2018 at 8:56 AM, Martin Moore <martin(dot)moore(at)avbrief(dot)com> wrote:
> Can someone shed some light on this and advise how to prevent it reoccurring?
You're using v10, which has these two commits:
Unfortunately, per the commit message of the first commit, it doesn't
look like the tuple allocator uses any new strategy, at least until
this v11 commit:
My guess is that that would make a noticeable difference, once v11
becomes available. Could you test this yourself by building from the
master branch?
--
Peter Geoghegan
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