[   21.893544] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[   21.895347] EDD information not available.
[   21.930906] md: Waiting for all devices to be available before autodetect
[   21.934610] md: If you don't use raid, use raid=noautodetect
[   21.982512] md: Autodetecting RAID arrays.
[   21.993371] md: Scanned 0 and added 0 devices.
[   21.994786] md: autorun ...
[   21.998879] md: ... autorun DONE.
[   22.038868] EXT3-fs (vda): error: couldn't mount because of unsupported optional features (240)
[   22.086579] EXT2-fs (vda): error: couldn't mount because of unsupported optional features (240)
[   22.401540] EXT4-fs (vda): mounted filesystem with ordered data mode. Opts: (null)
[   22.425667] VFS: Mounted root (ext4 filesystem) readonly on device 252:0.
[   22.562197] devtmpfs: mounted
[   22.577571] Freeing unused kernel memory: 716k freed
[   88.735358] hrtimer: interrupt took 42503344 ns