Re: fsync vs open_sync
От | Gaetano Mendola |
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Тема | Re: fsync vs open_sync |
Дата | |
Msg-id | 41399C55.6050900@bigfoot.com обсуждение исходный текст |
Ответ на | Re: fsync vs open_sync (Pierre-Frédéric Caillaud<lists@boutiquenumerique.com>) |
Ответы |
Re: fsync vs open_sync
Re: fsync vs open_sync |
Список | pgsql-performance |
Pierre-Frédéric Caillaud wrote: > 22 KB files, 1000 of them : > open(), read(), close() : 10.000 files/s > open(), write(), close() : 4.000 files/s > > This is quite far from database FS activity, but it's still > amazing, although the disk doesn't even get used. Which is what I like > in Linux. You can write 10000 files in one second and the HDD is still > idle... then when it decides to flush it all goes to disk in one burst. You can not trust your data in this. > I've had my computers shutdown violently by power failures and no > reiserfs problems so far. NTFS is very crash proof too. My windows > machine bluescreens twice a day and still no data loss ;) If you have the BSOD twice a day then you have a broken driver or broken HW. CPU overclocked ? I understood from your email that you are a Windows haters, try to post something here: http://ihatelinux.blogspot.com/ :-) Regards Gaetano Mendola
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