Personalities : [raid6] [raid5] [raid4] [raid10] md0 : active raid10 sdg[3] sdf[2] sde[1] sdd[0] 976510976 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU] bitmap: 2/8 pages [8KB], 65536KB chunk unused devices: