On Tue, Mar 03, 2015 at 05:13:37PM +0000, Thanos Makatos wrote: > Thanks, Joe. So just to make sure I've understood correctly, if the SSD > cache is configured as a write-back cache but the device cache is > disabled/set to write-though on the HDD and the SSD, then there is no risk > of data loss in the event of a failure. Is my understanding correct? IO that has completed will have really hit the disk. -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel