Re: sync_file_range()

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От Zeugswetter Andreas DCP SD
Тема Re: sync_file_range()
Дата
Msg-id E1539E0ED7043848906A8FF995BDA5790116C303@m0143.s-mxs.net
обсуждение исходный текст
Ответ на sync_file_range()  (Christopher Kings-Lynne <chris.kings-lynne@calorieking.com>)
Ответы Re: sync_file_range()  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
> > Indeed, I've been wondering lately if we shouldn't resurrect
> > LET_OS_MANAGE_FILESIZE and make that the default on systems with
> > largefile support.  If nothing else it would cut down on open/close
> > overhead on very large relations.

I'd still put some limit on the filesize, else you cannot manually
distribute a table across spindles anymore. Also some backup solutions
are not too happy with too large files eighter (they have trouble
with staging the backup). I would suggest something like 32 Gb.

Andreas


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