| From: | Metin Doslu <metin(at)citusdata(dot)com> |
|---|---|
| To: | Claudio Freire <klaussfreire(at)gmail(dot)com> |
| Cc: | Andres Freund <andres(at)2ndquadrant(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, postgres performance list <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] Parallel Select query performance and shared buffers |
| Date: | 2013-12-04 18:03:26 |
| Message-ID: | CAL1dPcf7GViNuLztkBVgBjgkwKcQU+asbYXos612wiTTCiJY6g@mail.gmail.com |
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| Lists: | pgsql-hackers pgsql-performance |
> You could try HVM. I've noticed it fare better under heavy CPU load,
> and it's not fully-HVM (it still uses paravirtualized network and
> I/O).
I already tried with HVM (cc2.8xlarge instance on Amazon EC2) and observed
same problem.
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