On Fri, Oct 29, 2010 at 01:20:13AM +0100, Cláudio Martins wrote: > > On Wed, 27 Oct 2010 14:37:34 -0400 Josef Bacik <josef@xxxxxxxxxx> wrote: > > So alot of crazy people (I'm looking at you Meego) want to use btrfs on phones > > and such with small devices. Unfortunately the way we split out metadata/data > > chunks it makes space usage inefficient for volumes that are smaller than > > 1gigabyte. So add a -M option for mixing metadata+data, and default to this > > mixed mode if the filesystem is less than or equal to 1 gigabyte. I've tested > > this with xfstests on a 100mb filesystem and everything is a-ok. > > > > Hi, > > Could you provide some rationale as to why btrfs should support these > two modes of data/metadata (mixed and separate) allocation instead of > just always doing mixed data+metadata? > It makes the volume management stuff easier and gives us more flexibility for how we lay out data and metadata. Thanks, Josef -- 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
