Re: WIN32 native ... lets start?!?
| От | Joerg Hessdoerfer |
|---|---|
| Тема | Re: WIN32 native ... lets start?!? |
| Дата | |
| Msg-id | 200205162036.g4GKakJp029062@smtp.netcologne.de обсуждение исходный текст |
| Ответ на | Re: WIN32 native ... lets start?!? ("Magnus Naeslund(f)" <mag@fbab.net>) |
| Ответы |
Re: WIN32 native ... lets start?!?
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| Список | pgsql-hackers |
On Thursday 16 May 2002 22:10, you wrote: [...] > > What is the biggest problem here? > The Shmem/IPC stuff, or the fork() stuff? > I'm think that we could do a fork() implementation in usermode by copying > the memory allocations. How fast that would be regarding the context > switches, i don't know, but i'm willing to experiment some to see how > feesible this is... > > Anyone tried this before? > > Magnus > > > ---------------------------(end of broadcast)--------------------------- > TIP 4: Don't 'kill -9' the postmaster The problem is not the fork() call itself, this has been done (MinGW and cygwin I know of, possibly others) but the speed of fork() on windows, it's creepingly slow (due to usermode copy, I assume ;-). IPC needs to be done, I'm just about to start... Greetings,Joerg -- Leading SW developer - S.E.A GmbH Mail: joerg.hessdoerfer@sea-gmbh.com WWW: http://www.sea-gmbh.com
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