md: Autodetecting RAID arrays. md: autorun ... md: ... autorun DONE. EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities EXT4-fs (sda1): couldn't mount as ext2 due to feature incompatibilities EXT4-fs (sda1): INFO: recovery required on readonly filesystem EXT4-fs (sda1): write access will be enabled during recovery EXT4-fs (sda1): recovery complete EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) VFS: Mounted root (ext4 filesystem) readonly on device 8:1. devtmpfs: mounted Freeing unused kernel memory: 2348K Kernel memory protection disabled. tsc: Refined TSC clocksource calibration: 2299.810 MHz clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212681e5452, max_idle_ns: 440795304881 ns stty (1490) used greatest stack depth: 18160 bytes left random: crng init done grep (1526) used greatest stack depth: 14992 bytes left EXT4-fs (sda1): re-mounted. Opts: (null)