On 224, 08 12, 2010 at 05:29:37PM -0500, bchociej@xxxxxxxxx wrote: > From: Ben Chociej <bchociej@xxxxxxxxx> > > Modified mkfs.btrfs to add hot data relocation option (-h) which > preallocates BTRFS_BLOCK_GROUP_DATA_SSD and > BTRFS_BLOCK_GROUP_METADATA_SSD at mkfs time for future use by hot data > relocation code. Also added a userspace function to detect whether a > block device is an SSD by reading the sysfs block queue rotational flag. IMHO this policy is too inflexible. What if I have large array of slow SATA disks and some fast SAS ones ? -- 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
