On Thu, Jan 05, 2017 at 04:16:45PM -0800, Josh Berkus wrote: > So, I've done some testing, thanks to Dusty's setup. > > I wasn't able to test on Kubernetes because of some setup issues. > However, I hammered away at Docker using some IO-intensive applications, > including PostgreSQL and Etcd, both of which write data frequently to > some unexpected places. > > So far I haven't seen any unexpected IO errors from containers running > under overlayfs. > > And having all of storage be one big volume is really nice; it > eliminates a longstanding issue we've had with disk allocation; the > whole disk is simply available. > > So +1 on moving to overlayfs for F26.
Nice to hear that Josh. BTW, on fedora server and atomic, overlay storage will still come from non-root fs partition. That will allow one to switch back to devicemapper if overlay2 does not work for them. Vivek
