On Monday 20 of February 2012 13:51:29 Olivier Bonvalet wrote:
> Hi,
>
> I'm trying to convert two ext4 FS to btrfs, but I'm surprised by the
> time needed to do that conversion.
>
> The first FS is on a 500GiB block device, and btrfs-convert is running
> since more than 48h :
> root      1978 25.6 47.7 748308 732556 ?       D    Feb18 944:44
> btrfs-convert /dev/vg-backup/backup
>
> The second is on a 340GiB block device, and the processing time is similar :
> root     30192  5.2  3.0  73180 61520 pts/0    R    Feb18 121:04
> btrfs-convert /dev/vg-balor/backup
>
>
> Is it "normal", or is there a problem during the processing ?
>
> Thanks,
> Olivier

How much free space did those FS have? How many files were on them (was they
dominated by small or large files)?

Regards,
--
Hubert Kario
QBS - Quality Business Software
02-656 Warszawa, ul. Ksawerów 30/85
tel. +48 (22) 646-61-51, 646-74-24
www.qbs.com.pl

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