Re: how can I copy files bigger than ~32 GB when using compress-force?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Oct 04, 2010 at 10:26:26PM +0200, Tomasz Chmielewski wrote:
> I'm trying to copy a ~220 GB file from a ext4 to btrfs filesystem
> with 336 GB free space on it. System is running 2.6.36-rc6.
> 
> File size on a ext4 filesystem:
> 
> # ls -l srv1-backup.qcow2
> -rw-r--r-- 1 root root 219564146688 2010-09-26 21:56 srv1-backup.qcow2
> 
> 
> Unfortunately it fails when only about 32 GB is copied (with
> compress-force mount option enabled).

I'm assuming this works without compress-force?  I can make a guess at
what is happening, the compression forces a relatively small extent
size, and this is making our worst case metadata reservations get upset.

Does it happen with any 32gb file that doesn't compress well?

-chris
--
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


[Index of Archives]     [Linux Filesystem Development]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux