| From: | Mladen Gogala <mladen(dot)gogala(at)vmsinfo(dot)com> |
|---|---|
| To: | James Cloos <cloos(at)jhcloos(dot)com> |
| Cc: | Royce Ausburn <royce(at)inomial(dot)com>, "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: CPU bound |
| Date: | 2010-12-21 11:34:27 |
| Message-ID: | 4D1090C3.5040509@vmsinfo.com |
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| Thread: | |
| Lists: | pgsql-performance |
On 12/20/2010 10:33 AM, James Cloos wrote:
>
> And how exactly, given that the kernel does not know whether the CPU is
> active or waiting on ram, could an application do so?
>
> -JimC
That particular aspect will remain hidden, it's a domain of the hardware
architecture. Nevertheless, there are things like waiting on I/O or
waiting on lock, that would be extremely useful.
--
Mladen Gogala
Sr. Oracle DBA
1500 Broadway
New York, NY 10036
(212) 329-5251
www.vmsinfo.com
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