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nvpnathan revised this gist
Dec 14, 2019 . 1 changed file with 2 additions and 0 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -8,6 +8,8 @@ Check disks `mdadm --examine /dev/sdd3` `cat /proc/mdstat` Add disk back to raid that is "removed" `mdadm --manage /dev/md0 --add /dev/sdd3` -
nvpnathan revised this gist
Dec 14, 2019 . 1 changed file with 1 addition and 1 deletion.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -10,7 +10,7 @@ Check disks Add disk back to raid that is "removed" `mdadm --manage /dev/md0 --add /dev/sdd3` After this you should see your raid start to rebuild again. -
nvpnathan revised this gist
Dec 14, 2019 . 1 changed file with 6 additions and 0 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -8,6 +8,12 @@ Check disks `mdadm --examine /dev/sdd3` Add disk back to raid that is "removed" `mdadm --add /dev/md0 /dev/sde3` After this you should see your raid start to rebuild again. If that doesn't work check to see if the RAID is online `md_checker` -
nvpnathan revised this gist
Dec 14, 2019 . 1 changed file with 41 additions and 1 deletion.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,10 +1,50 @@ Run mdadm - this command is used to manage and monitor software RAID devices in linux. `mdadm --detail /dev/md0` or `md<N>` `mount -t ext4 /dev/md0 /share/MD0_DATA` Check disks `mdadm --examine /dev/sdd3` If that doesn't work check to see if the RAID is online `md_checker` 1 – Download the file to NAS: `wget http://download.qnap.com/Storage/tsd/utility/md_checker` 2 – Apply execute permission: `chmod +x md_checker` 3 – Run the script: `./md_checker` ## II – Fixing RAID With Usign AFR Command (Safe Way) If your RAID structure seems “Not Active” and cannt access your files, you can fix this by this way; Warning; if you’re not sure, don’t do it yourself, contact qnap support! so we type this command line to fix our RAID; `mdadm -AfR /dev/md0 /dev/sda3 /dev/sdb3 /dev/sdc3 /dev/sdd3` What if we got “missing” or “Rebuildin” HDD? you must fallow right order & dont add “Missing” HDD’s to this command line 1 – Type This command to get RAID back online again; `mdadm -AfR /dev/md0 /dev/sdg3 /dev/sdh3 /dev/sda3 /dev/sdf3 /dev/sdc3 /dev/sdd3 /dev/sdb3` 2 – And Now RAID Becomes Active Again! `md_checker` 3 – To mount RAID back again; `/etc/init.d/init_lvm.sh` 4 – Now RAID Comes back, and rebuilding start! -
nvpnathan created this gist
May 12, 2019 .There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,10 @@ Run mdadm - this command is used to manage and monitor software RAID devices in linux. `mdadm detail /dev/md0` or `md<N>` `mount -t ext4 /dev/md0 /share/MD0_DATA` If that doesn't work check to see if the RAID is online `md_checker`