Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10] md0 : active raid10 sdd1[2] sdc1[1] sde1[3] sdb1[0] 4294702080 blocks super 1.2 512K chunks 2 near-copies [4/4] [UUUU] [======>..............] resync = 33.4% (1437087232/4294702080) finish=229.6min speed=207390K/sec bitmap: 23/32 pages [92KB], 65536KB chunk unused devices: