Re: Disable cache disk

2005-03-31 Thread Christian Borntraeger
> exactly async and noatime ? No. async is exactly the behaviour you dont want. Problem is, the "sync" mount option is not available for every file system. At least ext2, ext3, and ufs support this option. No idea about other filesystems. > >>2/ is-it possible to disabl

Re: Disable cache disk

2005-03-30 Thread Yves Crespin
cache disk ? your copy tool has to support/use O_DIRECT is O_DIRECT a POSIX option ? http://www.opengroup.org/onlinepubs/007908799/xsh/open.html Is O_SYNC also necessary ? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL

Re: Disable cache disk

2005-03-30 Thread Christian Bornträger
On Wednesday 30 March 2005 15:00, Yves Crespin wrote: > 1/ is-it possible to *really* be synchronize. I prefer to have a blocked > write() than use cache and get swap! Try to mount with the sync option. > 2/ is-it possible to disable cache disk ? your copy tool has to support/use O_DI

Re: Disable cache disk

2005-03-30 Thread Michael Tokarev
write() than use cache and get swap! 2/ is-it possible to disable cache disk ? Try open() with O_DIRECT flag for a start. /mjt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.

Disable cache disk

2005-03-30 Thread Yves Crespin
and get swap! 2/ is-it possible to disable cache disk ? Thanks, Yves begin:vcard fn:Yves Crespin n:Crespin;Yves org:Quartz adr:Hameau du Pra - CIDEX 322;;39, rue Victor Hugo;CROLLES;;38920;France email;internet:[EMAIL PROTECTED] tel;work:04.76.92.21.91 tel;cell:06.86.42.86.81 x-mozilla-html:FALSE