On Thu, Jul 17, 2014 at 11:27:31AM -0700, Sage Weil wrote: > I assume you are using kvm/qemu? It may be that older versions aren't > passing through trims; Josh would know more. Or maybe the trim sizes are > too small to let rados effectively deallocate entire objects. Logs might > help there.
At least for the qemu version from a few month ago that I'm using in my testing I explicitly have to enable passthrough of UNMAP/TRIM on the qemu command line. -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
