Re: [GENERAL] Auto-timeout on all queries
От | Bruce Momjian |
---|---|
Тема | Re: [GENERAL] Auto-timeout on all queries |
Дата | |
Msg-id | 199907060355.XAA15866@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: [GENERAL] Auto-timeout on all queries (Vadim Mikheev <vadim@krs.ru>) |
Список | pgsql-general |
> Bruce Momjian wrote: > > > > > I would like to make one small request for future releases. Is there a > > > setup parameter that could be enabled that would put a timeout for a query > > > that runs too long or endangers the integrity of the system? With the > > > systems that I use, there are times that queries are entered that contain > > > errors or run so long that they eventually cause a system crash. It would > > > be most helpful if a timeout limit on queries could be enabled that would > > > stop a query after so much time and release the resources back to the system. > > > > Does anyone thing this would be a nice feature? We can easily do it > > with alarm()/elog(), but I want to know if it would be valuable. > > Not so easy - we use SIGALRM in locking... Oh. :-) I forgot. > > But why not just use CANCEL to stop too long running queries? Good question. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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