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Re: Quick question about top...

From: "Steinar H(dot) Gunderson" <sgunderson(at)bigfoot(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Quick question about top...
Date: 2006-06-21 21:18:24
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Lists: pgsql-performance
On Wed, Jun 21, 2006 at 04:46:15PM -0400, Alex Turner wrote:
> I have a really stupid question about top, what exactly is iowait CPU time?

Time while the CPU is idle, but at least one I/O request is outstanding.

In other words, if you're at 100% I/O-wait, you're heavily I/O-bound and your
processor is bored to death.

/* Steinar */

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