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"Richard W.M. Jones" <rjones@redhat.com> writes: > On Wed, Nov 16, 2016 at 09:06:29AM +0200, Michal Skrivanek wrote: >> >> > On 7 Nov 2016, at 22:16, Derek Atkins <derek@ihtfp.com> wrote: >> > >> > Hi, >> > >> > My last VM imported in 2 minutes. This one has been sitting for three >> > hours. I think this is

.../dev/vda1 969M 130M 773M 15% /boot tmpfs 100M 0 100M 0% /run/user/1000 tmpfs 100M 0 100M 0% /run/user/0 For the record, Fedora 23, which imported in 2 minutes, has the following disk usage: Filesystem Size Used Avail Use% Mounted on devtmpfs 486M 0 486M 0% /dev tmpfs 496M 0 496M 0% /dev/shm tmpfs 496M 536K 496M 1% /run tmpfs 496M 0 496M 0% /sys/fs/cgroup /dev/vda3 45G 7.9G 37G 18% / tmpfs 496M 4.0K 496M 1% /tmp /dev/vda1 969M 136M 767M 15% /boot tmpfs...

...0.6] And if I do a df of the entire system, it looks like everything is still ok: # df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/SysVG-RootVol 2.0G 872M 1.1G 46% / tmpfs 4.0G 0 4.0G 0% /dev/shm /dev/sda1 486M 87M 375M 19% /boot /dev/mapper/SysVG-HomeVol 4.0G 137M 3.7G 4% /home /dev/mapper/SysVG-OptVol 6.0G 4.3G 1.4G 76% /opt /dev/mapper/SysVG-TmpVol 2.0G 130M 1.8G 7% /tmp /dev/mapper/SysVG-UsrVol...

Currently I''m trying to figure out the best zfs layout for a thumper wrt. to read AND write performance. I did some simple mkfile 512G tests and found out, that per average ~ 500 MB/s seems to be the maximum on can reach (tried initial default setup, all 46 HDDs as R0, etc.). According to http://www.amd.com/us-en/assets/content_type/DownloadableAssets/ArchitectureWP_062806.pdf I would