So you were saying that, even an unlink operation, the system walks through all file data blocks? I thought unlink wouldn't have to write too much data. On Tue, Jan 25, 2011 at 6:30 PM, Hubert Kario <hka@xxxxxxxxxx> wrote: > On Tuesday 25 of January 2011 07:45:02 Magicloud Magiclouds wrote: >> Hi, >> Â I am using 2.6.36.3 kernel with btrfs, 512MB memory and a very slow >> disk, no special options for mounting btrfs except noatime. Now I >> found it very slow. When I rm a 5GB movie, it took 20 secs. > > try mounting with nodatacow and defragment the directory the file resides in > > Regards > -- > Hubert Kario > QBS - Quality Business Software > 02-656 Warszawa, ul. KsawerÃw 30/85 > tel. +48 (22) 646-61-51, 646-74-24 > www.qbs.com.pl > -- çåååææè åéåééäé -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
