Re: PostgreSQL pre-fork speedup
От | sdv mailer |
---|---|
Тема | Re: PostgreSQL pre-fork speedup |
Дата | |
Msg-id | 20040506045634.95434.qmail@web60203.mail.yahoo.com обсуждение исходный текст |
Ответ на | Re: PostgreSQL pre-fork speedup ("scott.marlowe" <scott.marlowe@ihs.com>) |
Список | pgsql-hackers |
I'll pretend I didn't see that last comment on Windows. I wouldn't want to disappoint the users who are eagerly expecting the Win32 port to complete including myself. ;-) Having said that, I think it's more the reason to get a working pre-fork for Win32. Don't you think so? --- "scott.marlowe" <scott.marlowe@ihs.com> wrote: > On Wed, 5 May 2004, sdv mailer wrote: > > > Forking is quite fast on Linux but creating a new > > process is still 10x more expensive than creating > a > > thread and is even worse on Win32 platform. CPU > load > > goes up because the OS needs to > allocate/deallocate > > memory making it difficult to get a steady state > > resource consumption. > > Just a nit to pick here. In Linux, the difference > between forking and > spawning a new thread is almost nothing. Definitely > less than a factor of > 2, and most assuredly less than the quoted factor of > 10 here. > > The fact that windows has a heavy process / > lightweight thread design > means little to me, since I'll likely never deploy a > production postgresql > server on it that needs to handle any serious load. > __________________________________ Do you Yahoo!? Win a $20,000 Career Makeover at Yahoo! HotJobs http://hotjobs.sweepstakes.yahoo.com/careermakeover
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