Re: [HACKERS] Parallel Select query performance and shared buffers

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To: Andres Freund <andres@xxxxxxxxxxxxxxx>
Subject: Re: [HACKERS] Parallel Select query performance and shared buffers
From: Metin Doslu <metin@xxxxxxxxxxxxx>
Date: Wed, 4 Dec 2013 20:06:27 +0200
Cc: Claudio Freire <klaussfreire@xxxxxxxxx>, Amit Kapila <amit.kapila16@xxxxxxxxx>, pgsql-hackers <pgsql-hackers@xxxxxxxxxxxxxx>, postgres performance list <pgsql-performance@xxxxxxxxxxxxxx>
In-reply-to: <20131204180411.GE7383@awork2.anarazel.de>

> Didn't follow the thread from the start. So, this is EC2? Have you
> checked, with a recent enough version of top or whatever, how much time
> is reported as "stolen"?

Yes, this EC2. "stolen" is randomly reported as 1, mostly as 0.

References:
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Metin Doslu
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Claudio Freire
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Andres Freund
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Metin Doslu
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Andres Freund
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Claudio Freire
- Re: [HACKERS] Parallel Select query performance and shared buffers
  - From: Andres Freund

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