| From: | Gaetano Mendola <mendola(at)bigfoot(dot)com> |
|---|---|
| To: | Pierre-Frédéric Caillaud <lists(at)boutiquenumerique(dot)com> |
| Subject: | Re: fsync vs open_sync |
| Date: | 2004-09-04 10:43:33 |
| Message-ID: | 41399C55.6050900@bigfoot.com |
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| Lists: | 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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