Re: We should Axe /contrib/start-scripts
От | Andrew Dunstan |
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Тема | Re: We should Axe /contrib/start-scripts |
Дата | |
Msg-id | 4A95DA56.9090100@dunslane.net обсуждение исходный текст |
Ответ на | Re: We should Axe /contrib/start-scripts (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: We should Axe /contrib/start-scripts
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Список | pgsql-hackers |
Tom Lane wrote: > > I was actually having second thoughts about the idea of using file > locking. The only environment in which I've heard of file locks not > being trustworthy is NFS, and if you're running a DB on NFS you've > probably got worse problems than this one. Notably, if you mistakenly > try to start postmasters on two different machines against the same > NFS-mounted directory, the PID-based interlock will certainly fail, while > file locking might save you. So maybe we should take another look at > that. Has anyone heard of other contexts in which file locks don't > work? Has Windows got them? > > > Yes. But they are mandatory rather than advisory, I believe. cheers andrew
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