Re: Performance monitor
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>) |
Список | pgsql-hackers |
> 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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