Re: Performance monitor

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От Bruce Momjian
Тема Re: Performance monitor
Дата
Msg-id 200103081946.OAA15563@candle.pha.pa.us
обсуждение исходный текст
Ответ на Re: Performance monitor  (Richard J Kuhns <rjk@grauel.com>)
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> Bruce Momjian writes:
> ...
>  > The problem I see with the shared memory idea is that some of the
>  > information needed may be quite large.  For example, query strings can
>  > be very long.  Do we just allocate 512 bytes and clip off the rest.  And
>  > as I add more info, I need more shared memory per backend.  I just liked
>  > the file system dump solution because I could modify it pretty easily,
>  > and because the info only appears when you click on the process, it
>  > doesn't happen often.
>  > 
> Have you thought about using a named pipe?  They've been around for quite a
> while, and should (he said with a :-)) be available on most-if-not-all
> currently supported systems.

Nifty idea.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


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