Re: RE: [COMMITTERS] pgsql/src/backend/access/transam ( xact.c xlog.c)
От | Larry Rosenman |
---|---|
Тема | Re: RE: [COMMITTERS] pgsql/src/backend/access/transam ( xact.c xlog.c) |
Дата | |
Msg-id | 20001116140403.A6802@lerami.lerctr.org обсуждение исходный текст |
Ответ на | Re: RE: [COMMITTERS] pgsql/src/backend/access/transam ( xact.c xlog.c) (Larry Rosenman <ler@lerctr.org>) |
Ответы |
Re: RE: [COMMITTERS] pgsql/src/backend/access/transam ( xact.c xlog.c)
Re: RE: [COMMITTERS] pgsql/src/backend/access/transam ( xact.c xlog.c) |
Список | pgsql-hackers |
* Bruce Momjian <pgman@candle.pha.pa.us> [001116 14:02]: > > > This sounds like an interesting approach, yes. > > Question: Is sleep(0) guaranteed to at least give up control? > > > > The way I read my UnixWare 7's man page, it might not, since alarm(0) > > just cancels the alarm... > > Well, it certainly is a kernel call, and most OS's re-evaluate on kernel > call return. BUT, do we know for sure that sleep(0) is not optimized in the library to just return? -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 972-414-9812 (voice) Internet: ler@lerctr.org US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749
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