{"id":2786,"date":"2018-06-21T15:43:10","date_gmt":"2018-06-21T15:43:10","guid":{"rendered":"https:\/\/tst-amo.net.ua\/blog\/?p=2786"},"modified":"2018-06-21T15:43:10","modified_gmt":"2018-06-21T15:43:10","slug":"raid-1-%d0%b7%d0%b0%d0%bc%d0%b5%d0%bd%d0%b0-%d0%b4%d0%b8%d1%81%d0%ba%d0%b0","status":"publish","type":"post","link":"https:\/\/tst-amo.net.ua\/blog\/?p=2786","title":{"rendered":"RAID 1 &#8211; \u0437\u0430\u043c\u0435\u043d\u0430 \u0434\u0438\u0441\u043a\u0430"},"content":{"rendered":"<p>\u0418\u043c\u0435\u0435\u043c \u0434\u0432\u0430 \u0436\u0435\u0441\u0442\u043a\u0438\u0445 \u0434\u0438\u0441\u043a\u0430: \/dev\/sda \u0438 \/dev\/sdb. \u0418\u0437 \u043d\u0438\u0445 \u0441\u043e\u0437\u0434\u0430\u043d\u044b \u0447\u0435\u0442\u044b\u0440\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 RAID-\u043c\u0430\u0441\u0441\u0438\u0432\u0430:<\/p>\n<pre>\/dev\/sda1 + \/dev\/sdb1 - swap\r\n\/dev\/sda5 + \/dev\/sdb5 \/dev\/md126 - \/boot\r\n\/dev\/sda2 + \/dev\/sdb2 \/dev\/md127 - \/\r\n\/dev\/sda1 + \/dev\/sdb1 \/dev\/md125 - \/home\r\n\/dev\/sda6 + \/dev\/sdb6 \/dev\/md124 - \/var\/www<\/pre>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sdb6[1] sda6[0]\r\n 13590528 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sda1[0] sdb1[1]\r\n 26213376 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sda5[0] sdb5[1]\r\n 1047552 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sdb2[1] sda2[0]\r\n 10484736 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk<\/pre>\n<pre>\r\n[root@cen753 svm]# ls -l \/dev\/sd*\r\nbrw-rw----. 1 root disk 8, 0 \u0418\u044e\u043d 17 13:40 \/dev\/sda\r\nbrw-rw----. 1 root disk 8, 1 \u0418\u044e\u043d 17 13:40 \/dev\/sda1\r\nbrw-rw----. 1 root disk 8, 2 \u0418\u044e\u043d 17 13:40 \/dev\/sda2\r\nbrw-rw----. 1 root disk 8, 3 \u0418\u044e\u043d 17 13:40 \/dev\/sda3\r\nbrw-rw----. 1 root disk 8, 4 \u0418\u044e\u043d 17 13:40 \/dev\/sda4\r\nbrw-rw----. 1 root disk 8, 5 \u0418\u044e\u043d 17 13:40 \/dev\/sda5\r\nbrw-rw----. 1 root disk 8, 6 \u0418\u044e\u043d 17 13:40 \/dev\/sda6\r\nbrw-rw----. 1 root disk 8, 16 \u0418\u044e\u043d 17 13:40 \/dev\/sdb\r\nbrw-rw----. 1 root disk 8, 17 \u0418\u044e\u043d 17 13:40 \/dev\/sdb1\r\nbrw-rw----. 1 root disk 8, 18 \u0418\u044e\u043d 17 13:40 \/dev\/sdb2\r\nbrw-rw----. 1 root disk 8, 19 \u0418\u044e\u043d 17 13:40 \/dev\/sdb3\r\nbrw-rw----. 1 root disk 8, 20 \u0418\u044e\u043d 17 13:40 \/dev\/sdb4\r\nbrw-rw----. 1 root disk 8, 21 \u0418\u044e\u043d 17 13:40 \/dev\/sdb5\r\nbrw-rw----. 1 root disk 8, 22 \u0418\u044e\u043d 17 13:40 \/dev\/sdb6<\/pre>\n<pre>[root@cen753 svm]# df -h\r\n\u0424\u0430\u0439\u043b\u043e\u0432\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u0420\u0430\u0437\u043c\u0435\u0440 \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u043e \u0414\u043e\u0441\u0442 \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u043e% C\u043c\u043e\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u0432\r\n\/dev\/md127 10G 1,1G 8,9G 11% \/\r\ndevtmpfs 484M 0 484M 0% \/dev\r\ntmpfs 496M 0 496M 0% \/dev\/shm\r\ntmpfs 496M 6,8M 490M 2% \/run\r\ntmpfs 496M 0 496M 0% \/sys\/fs\/cgroup\r\n\/dev\/md126 1020M 160M 861M 16% \/boot\r\n\/dev\/md124 13G 33M 13G 1% \/var\/www\r\n\/dev\/md125 25G 33M 25G 1% \/home\r\ntmpfs 100M 0 100M 0% \/run\/user\/1000\r\ntmpfs 100M 0 100M 0% \/run\/user\/0<\/pre>\n<pre>[root@cen753 svm]# lsblk\r\nNAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT\r\nsda 8:0 0 50G 0 disk\r\n+-sda1 8:1 0 25G 0 part\r\n\u00a6 L-md125 9:125 0 25G 0 raid1 \/home\r\n+-sda2 8:2 0 10G 0 part\r\n\u00a6 L-md127 9:127 0 10G 0 raid1 \/\r\n+-sda3 8:3 0 1G 0 part\r\n\u00a6 L-centos-swap 253:0 0 2G 0 lvm [SWAP]\r\n+-sda4 8:4 0 1K 0 part\r\n+-sda5 8:5 0 1G 0 part\r\n\u00a6 L-md126 9:126 0 1023M 0 raid1 \/boot\r\nL-sda6 8:6 0 13G 0 part\r\n L-md124 9:124 0 13G 0 raid1 \/var\/www\r\nsdb 8:16 0 50G 0 disk\r\n+-sdb1 8:17 0 25G 0 part\r\n\u00a6 L-md125 9:125 0 25G 0 raid1 \/home\r\n+-sdb2 8:18 0 10G 0 part\r\n\u00a6 L-md127 9:127 0 10G 0 raid1 \/\r\n+-sdb3 8:19 0 1G 0 part\r\n\u00a6 L-centos-swap 253:0 0 2G 0 lvm [SWAP]\r\n+-sdb4 8:20 0 1K 0 part\r\n+-sdb5 8:21 0 1G 0 part\r\n\u00a6 L-md126 9:126 0 1023M 0 raid1 \/boot\r\nL-sdb6 8:22 0 13G 0 part\r\n L-md124 9:124 0 13G 0 raid1 \/var\/www\r\nsr0 11:0 1 1024M 0 rom<\/pre>\n<p>\u041f\u0440\u043e\u0431\u0443\u0435\u043c \u0443\u0434\u0430\u043b\u0438\u0442\u044c &#8211; \u043d\u0435 \u0434\u0430\u0435\u0442:<\/p>\n<pre>[root@cen753 svm]# mdadm \/dev\/md124 -r \/dev\/sdb6\r\nmdadm: hot remove failed for \/dev\/sdb6: Device or resource busy<\/pre>\n<p>\u041f\u043e\u043c\u0435\u0447\u0430\u0435\u043c \u0440\u0430\u0437\u0434\u0435\u043b \u043a\u0430\u043a \u0441\u0431\u043e\u0439\u043d\u044b\u0439, \u0430 \u043f\u043e\u0442\u043e\u043c \u0443\u0434\u0430\u043b\u044f\u0435\u043c \u0438\u0437 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 &#8211; \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442\u0441\u044f:<\/p>\n<pre>[root@cen753 svm]# mdadm \/dev\/md124 -f \/dev\/sdb6\r\nmdadm: set \/dev\/sdb6 faulty in \/dev\/md124<\/pre>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sdb6[1](F) sda6[0]\r\n 13590528 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sda1[0] sdb1[1]\r\n 26213376 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sda5[0] sdb5[1]\r\n 1047552 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sdb2[1] sda2[0]\r\n 10484736 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 1\/1 pages [4KB], 65536KB chunk\r\n\r\nunused devices: &lt;none&gt;<\/pre>\n<p>\u041f\u043e\u0432\u0442\u043e\u0440\u044f\u0435\u043c \u0434\u043b\u044f \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0445 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432:<\/p>\n<pre>[root@cen753 svm]# mdadm \/dev\/md125 -f \/dev\/sdb1\r\nmdadm: set \/dev\/sdb1 faulty in \/dev\/md125<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md126 -f \/dev\/sdb5\r\nmdadm: set \/dev\/sdb5 faulty in \/dev\/md126<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md127 -f \/dev\/sdb2\r\nmdadm: set \/dev\/sdb2 faulty in \/dev\/md127<\/pre>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sdb6[1](F) sda6[0]\r\n 13590528 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sda1[0] sdb1[1](F)\r\n 26213376 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sda5[0] sdb5[1](F)\r\n 1047552 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sdb2[1](F) sda2[0]\r\n 10484736 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 1\/1 pages [4KB], 65536KB chunk\r\n\r\nunused devices: &lt;none&gt;<\/pre>\n<p>\u0423\u0434\u0430\u043b\u044f\u0435\u043c \u043e\u0441\u0442\u0430\u0432\u0448\u0438\u0435\u0441\u044f \u0440\u0430\u0437\u0434\u0435\u043b\u044b:<\/p>\n<pre>[root@cen753 svm]# mdadm \/dev\/md124 -r \/dev\/sdb6\r\nmdadm: hot removed \/dev\/sdb6 from \/dev\/md124<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md125 -r \/dev\/sdb1\r\nmdadm: hot removed \/dev\/sdb1 from \/dev\/md125<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md126 -r \/dev\/sdb5\r\nmdadm: hot removed \/dev\/sdb5 from \/dev\/md126<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md127 -r \/dev\/sdb2\r\nmdadm: hot removed \/dev\/sdb2 from \/dev\/md127<\/pre>\n<p>\u0421\u043c\u043e\u0442\u0440\u0438\u043c:<\/p>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sda6[0]\r\n 13590528 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sda1[0]\r\n 26213376 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sda5[0]\r\n 1047552 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sda2[0]\r\n 10484736 blocks super 1.2 [2\/1] [U_]\r\n bitmap: 1\/1 pages [4KB], 65536KB chunk\r\n\r\nunused devices: &lt;none&gt;<\/pre>\n<p>\u0421\u043c\u043e\u0442\u0440\u0438\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432:<\/p>\n<pre>[root@cen753 svm]# parted -l\r\n\u041c\u043e\u0434\u0435\u043b\u044c: ATA VBOX HARDDISK (scsi)\r\n\u0414\u0438\u0441\u043a \/dev\/sda: 53,7GB\r\n\u0420\u0430\u0437\u043c\u0435\u0440 \u0441\u0435\u043a\u0442\u043e\u0440\u0430 (\u043b\u043e\u0433\u0438\u0447.\/\u0444\u0438\u0437\u0438\u0447.): 512B\/512B\r\n\u0422\u0430\u0431\u043b\u0438\u0446\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432: msdos\r\n....<\/pre>\n<p>\u0418\u043b\u0438 \u0441\u0440\u0430\u0437\u0443 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u043e:<\/p>\n<pre>[root@cen753 svm]# parted \/dev\/sda print\r\n\u041c\u043e\u0434\u0435\u043b\u044c: ATA VBOX HARDDISK (scsi)\r\n\u0414\u0438\u0441\u043a \/dev\/sda: 53,7GB\r\n\u0420\u0430\u0437\u043c\u0435\u0440 \u0441\u0435\u043a\u0442\u043e\u0440\u0430 (\u043b\u043e\u0433\u0438\u0447.\/\u0444\u0438\u0437\u0438\u0447.): 512B\/512B\r\n\u0422\u0430\u0431\u043b\u0438\u0446\u0430 \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432: msdos<\/pre>\n<p>\u041e\u0431\u0430 \u0434\u0438\u0441\u043a\u0430 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 \u0434\u043e\u043b\u0436\u043d\u044b \u0438\u043c\u0435\u0442\u044c \u0430\u0431\u0441\u043e\u043b\u044e\u0442\u043d\u043e \u043e\u0434\u0438\u043d\u0430\u043a\u043e\u0432\u043e\u0435 \u0440\u0430\u0437\u0431\u0438\u0435\u043d\u0438\u0435. \u0412 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c\u043e\u0433\u043e \u0442\u0438\u043f\u0430 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432 (MBR \u0438\u043b\u0438 GPT) \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u0443\u0442\u0438\u043b\u0438\u0442\u044b \u0434\u043b\u044f \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u0440\u0430\u0437\u0434\u0435\u043b\u043e\u0432.<\/p>\n<p>\u0414\u043b\u044f \u0436\u0435\u0441\u0442\u043a\u043e\u0433\u043e \u0434\u0438\u0441\u043a\u0430 \u0441 MBR \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0443\u0442\u0438\u043b\u0438\u0442\u0443 sfdisk:<\/p>\n<pre># sfdisk -d \/dev\/sda | sfdisk --force \/dev\/sdb<\/pre>\n<p>\u0433\u0434\u0435 \/dev\/sda &#8211; \u0434\u0438\u0441\u043a \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a, \/dev\/sdb &#8211; \u0434\u0438\u0441\u043a \u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f.<\/p>\n<p>\u0414\u043b\u044f \u0436\u0435\u0441\u0442\u043a\u043e\u0433\u043e \u0434\u0438\u0441\u043a\u0430 \u0441 GPT \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0443\u0442\u0438\u043b\u0438\u0442\u0443 sgdisk \u0438\u0437 GPT fdisk:<\/p>\n<pre># sgdisk -R \/dev\/sdb \/dev\/sda\r\n# sgdisk -G \/dev\/sdb<\/pre>\n<p>\u0433\u0434\u0435 \/dev\/sda &#8211; \u0434\u0438\u0441\u043a \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a, \/dev\/sdb &#8211; \u0434\u0438\u0441\u043a \u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f. \u0412\u0442\u043e\u0440\u0430\u044f \u0441\u0442\u0440\u043e\u043a\u0430 \u043d\u0430\u0437\u043d\u0430\u0447\u0430\u0435\u0442 \u043d\u043e\u0432\u043e\u043c\u0443 \u0436\u0435\u0441\u0442\u043a\u043e\u043c\u0443 \u0434\u0438\u0441\u043a\u0443 \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u044b\u0439 UUID.<\/p>\n<p>\u0414\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u043c \u043d\u043e\u0432\u044b\u0439, \u0440\u0430\u0437\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0439 \u0436\u0435\u0441\u0442\u043a\u0438\u0439 \u0434\u0438\u0441\u043a \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u044b \u0438 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u043d\u0430 \u043d\u0435\u043c \u0437\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a:<\/p>\n<pre>[root@cen753 svm]# mdadm \/dev\/md124 -a \/dev\/sdb6\r\nmdadm: re-added \/dev\/sdb1<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md125 -a \/dev\/sdb1\r\nmdadm: re-added \/dev\/sdb1<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md126 -a \/dev\/sdb5\r\nmdadm: re-added \/dev\/sdb5<\/pre>\n<pre>[root@cen753 svm]# mdadm \/dev\/md127 -a \/dev\/sdb2\r\nmdadm: re-added \/dev\/sdb2<\/pre>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sdb6[1] sda6[0]\r\n 13590528 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sdb1[1] sda1[0]\r\n 26213376 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sdb5[1] sda5[0]\r\n 1047552 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sdb2[1] sda2[0]\r\n 10484736 blocks super 1.2 [2\/1] [U_]\r\n [&gt;....................] recovery = 0.9% (102720\/10484736) finish=6.7min speed=25680K\/sec\r\n bitmap: 1\/1 pages [4KB], 65536KB chunk\r\n\r\nunused devices: &lt;none&gt;<\/pre>\n<p>\u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c:<\/p>\n<pre>[root@cen753 svm]# cat \/proc\/mdstat\r\nPersonalities : [raid1]\r\nmd124 : active raid1 sdb6[1] sda6[0]\r\n 13590528 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd125 : active raid1 sdb1[1] sda1[0]\r\n 26213376 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd126 : active raid1 sdb5[1] sda5[0]\r\n 1047552 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 0\/1 pages [0KB], 65536KB chunk\r\n\r\nmd127 : active raid1 sdb2[1] sda2[0]\r\n 10484736 blocks super 1.2 [2\/2] [UU]\r\n bitmap: 1\/1 pages [4KB], 65536KB chunk\r\n\r\nunused devices: &lt;none&gt;<\/pre>\n<p>\u0415\u0441\u043b\u0438 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0437\u0430\u0433\u0440\u0443\u0437\u0447\u0438\u043a GRUB2 \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0438\u0442\u044c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b (\u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u043d\u0435\u0442 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438 \u0434\u043e\u0436\u0438\u0434\u0430\u0442\u044c\u0441\u044f \u043e\u043a\u043e\u043d\u0447\u0430\u043d\u0438\u044f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0430\u0446\u0438\u0438):<\/p>\n<pre># grub-install \/dev\/sdb\r\n# update-grub<\/pre>\n<p><a href=\"http:\/\/www.sysadmin.in.ua\/info\/index\/21\/24\/28\">http:\/\/www.sysadmin.in.ua\/info\/index\/21\/24\/28<br \/>\n<\/a><a href=\"http:\/\/avreg.net\/howto_software-raid-replacing-faulty-drive.html\">http:\/\/avreg.net\/howto_software-raid-replacing-faulty-drive.html<br \/>\n<\/a><a href=\"http:\/\/avreg.net\/howto_software-raid-remove.html\">http:\/\/avreg.net\/howto_software-raid-remove.html<\/a><\/p>\n<p>&nbsp;<\/p>\n<div class=\"pdfprnt-buttons pdfprnt-buttons-post pdfprnt-bottom-right\"><a href=\"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=wpv2posts2786&print=pdf\" class=\"pdfprnt-button pdfprnt-button-pdf\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/tst-amo.net.ua\/blog\/wp-content\/plugins\/pdf-print\/images\/pdf.png\" alt=\"image_pdf\" title=\"View PDF\" \/><\/a><a href=\"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=wpv2posts2786&print=print\" class=\"pdfprnt-button pdfprnt-button-print\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/tst-amo.net.ua\/blog\/wp-content\/plugins\/pdf-print\/images\/print.png\" alt=\"image_print\" title=\"Print Content\" \/><\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>\u0418\u043c\u0435\u0435\u043c \u0434\u0432\u0430 \u0436\u0435\u0441\u0442\u043a\u0438\u0445 \u0434\u0438\u0441\u043a\u0430: \/dev\/sda \u0438 \/dev\/sdb. \u0418\u0437 \u043d\u0438\u0445 \u0441\u043e\u0437\u0434\u0430\u043d\u044b \u0447\u0435\u0442\u044b\u0440\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 RAID-\u043c\u0430\u0441\u0441\u0438\u0432\u0430: \/dev\/sda1 + \/dev\/sdb1 &#8211; swap \/dev\/sda5 + \/dev\/sdb5 \/dev\/md126 &#8211; \/boot \/dev\/sda2 + \/dev\/sdb2 \/dev\/md127 &#8211; \/ \/dev\/sda1 + \/dev\/sdb1 \/dev\/md125 &#8211; \/home \/dev\/sda6 + \/dev\/sdb6 \/dev\/md124 &#8211; \/var\/www [root@cen753 svm]# cat \/proc\/mdstat Personalities : [raid1] md124 : active raid1 sdb6[1] sda6[0] &#8230;<\/p>\n<p><a href=\"https:\/\/tst-amo.net.ua\/blog\/?p=2786\" class=\"more-link\">Continue reading &lsquo;RAID 1 &#8211; \u0437\u0430\u043c\u0435\u043d\u0430 \u0434\u0438\u0441\u043a\u0430&rsquo; &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,47,125],"tags":[],"class_list":["post-2786","post","type-post","status-publish","format-standard","hentry","category-centos","category-linux","category-raid-1"],"_links":{"self":[{"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2786"}],"collection":[{"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2786"}],"version-history":[{"count":1,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2786\/revisions"}],"predecessor-version":[{"id":2787,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2786\/revisions\/2787"}],"wp:attachment":[{"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tst-amo.net.ua\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}