我有一些运行Debian 8的服务器,配置为RAID6的8x800GB SSD.所有磁盘都连接到闪存为IT模式的LSI-3008.在每个服务器中,我还有一个2磁盘对作为操作系统的RAID1.
当前状态
# dpkg -l|grep mdad
ii mdadm 3.3.2-5+deb8u1 amd64 tool to administer Linux MD arrays (software RAID)
# uname -a
Linux R5U32-B 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt25-2 (2016-04-08) x86_64 GNU/Linux
# more /proc/mdstat
Personalities : [raid1] [raid6] [raid5] [raid4]
md2 : active raid6 sde1[1](F) sdg1[3] sdf1[2] sdd1[0] sdh1[7] sdb1[6] sdj1[5] sdi1[4]
4687678464 blocks super 1.2 level 6, 512k chunk, algorithm 2 [8/7] [U_UUUUUU]
bitmap: 3/6 pages [12KB], 65536KB chunk
md1 : active (auto-read-only) raid1 sda5[0] sdc5[1]
62467072 blocks super 1.2 [2/2] [UU]
resync=PENDING
md0 : active raid1 sda2[0] sdc2[1]
1890881536 blocks super 1.2 [2/2] [UU]
bitmap: 2/15 pages [8KB], 65536KB chunk
unused device