Re: XLogInsert scaling, revisited
| От | Heikki Linnakangas |
|---|---|
| Тема | Re: XLogInsert scaling, revisited |
| Дата | |
| Msg-id | 51DA84FA.4070703@vmware.com обсуждение исходный текст |
| Ответ на | Re: XLogInsert scaling, revisited (Andres Freund <andres@2ndquadrant.com>) |
| Список | pgsql-hackers |
On 27.06.2013 20:36, Andres Freund wrote: > On 2013-06-26 18:52:30 +0300, Heikki Linnakangas wrote: >> There's this in the comment near the top of the file: > > Btw, I find the 'you' used in the comment somewhat irritating. Not badly > so, but reading something like: > > * When you are about to write > * out WAL, it is important to call WaitXLogInsertionsToFinish() *before* > * acquiring WALWriteLock, to avoid deadlocks. Otherwise you might get stuck > * waiting for an insertion to finish (or at least advance to next > * uninitialized page), while you're holding WALWriteLock. > > just seems strange to me. If this directed at plugin authors, maybe, but > it really isn't... Agreed, that was bad wording. Fixed. - Heikki
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