i have System FreeBSD 9.0 with RAID configuration
# mfiutil show config
mfi0 Configuration: 2 arrays, 2 volumes, 0 spares
array 0 of 2 drives:
drive 4 ( 558G) ONLINE <SEAGATE ST3600057SS 0008 serial=6SL3ZTFP> SAS
drive 5 ( 558G) ONLINE <SEAGATE ST3600057SS 0008 serial=6SL3YNB7> SAS
array 1 of 2 drives:
drive 6 ( 558G) ONLINE <SEAGATE ST3600057SS 0008 serial=6SL3YNK3> SAS
drive 7 ( 558G) ONLINE <SEAGATE ST3600057SS 0008 serial=6SL3YQNJ> SAS
volume mfid0 (557G) RAID-1 64k OPTIMAL spans:
array 0
volume mfid1 (1115G) RAID-0 64k OPTIMAL spans:
array 1
At last time i see many warn records for drive PD 05 (part of raid-1)
89584 (Fri Apr 27 20:33:16 ALMT 2018/DRIVE/WARN) - Predictive failure: PD 05(e0xfc/s1)
89906 (Sat Apr 28 20:33:16 ALMT 2018/DRIVE/WARN) - Predictive failure: PD 05(e0xfc/s1)
89907 (Sun Apr 29 20:33:16 ALMT 2018/DRIVE/WARN) - Predictive failure: PD 05(e0xfc/s1)
89908 (Mon Apr 30 20:33:16 ALMT 2018/DRIVE/WARN) - Predictive failure: PD 05(e0xfc/s1)
89909 (Tue May 1 20:33:16 ALMT 2018/DRIVE/WARN) - Predictive failure: PD 05(e0xfc/s1)
The system installed on raid-1
# df -h
Filesystem Size Used Avail Capacity Mounted on
/dev/mfid0p2 544G 381G 119G 76% /
devfs 1.0k 1.0k 0B 100% /dev
/dev/mfid1s2 972G 408G 486G 46% /home2
/dev/md2 31M 56k 28M 0% /tmp/mem
Now i buy new drive ST3600057SS and have have plan to hot replace drive
1) mfiutil fail 5
2) mfiutil locate 5 on
3) replace drive
4) mfiutil rebuild 5
5) mfiutil start rebuild 5
i’m not really sure, can someone tell me, all steps in my plan is right?
Thank you for attention!