Home and backup partition not mounted

Hi, I have OVH server after update kernal on centos did not boot ovh team checked and 2 drive crashed they replace and new drive installation and synced data same as SDA when I use /mount dev/md2 /mnt
mounted successfully and data displayed but i mount home and backup drive data not displayed root@rescue:~# fdisk -l Disk /dev/ram0: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram1: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram2: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram3: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram4: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram5: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram6: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram7: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram8: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram9: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram10: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram11: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram12: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram13: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram14: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/ram15: 50 MiB, 52428800 bytes, 102400 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disk /dev/sda: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: 73725C79-268A-4448-8892-AB6AAAB99BB8 Device Start End Sectors Size Type /dev/sda1 2048 1048575 1046528 511M EFI System /dev/sda2 1048576 410646527 409597952 195.3G Linux RAID /dev/sda3 410646528 1599029247 1188382720 566.7G Linux RAID /dev/sda4 1599029248 3845576703 2246547456 1T Linux RAID /dev/sda5 3845576704 3907014655 61437952 29.3G Linux swap Disk /dev/sdb: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: 73725C79-268A-4448-8892-AB6AAAB99BB8 Device Start End Sectors Size Type /dev/sdb1 2048 1048575 1046528 511M EFI System /dev/sdb2 1048576 410646527 409597952 195.3G Linux RAID /dev/sdb3 410646528 1599029247 1188382720 566.7G Linux RAID /dev/sdb4 1599029248 3845576703 2246547456 1T Linux RAID /dev/sdb5 3845576704 3907014655 61437952 29.3G Linux swap Disk /dev/sdc: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: 73725C79-268A-4448-8892-AB6AAAB99BB8 Device Start End Sectors Size Type /dev/sdc1 2048 1048575 1046528 511M EFI System /dev/sdc2 1048576 410646527 409597952 195.3G Linux RAID /dev/sdc3 410646528 1599029247 1188382720 566.7G Linux RAID /dev/sdc4 1599029248 3845576703 2246547456 1T Linux RAID /dev/sdc5 3845576704 3907014655 61437952 29.3G Linux swap Disk /dev/sdd: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disklabel type: gpt Disk identifier: 73725C79-268A-4448-8892-AB6AAAB99BB8 Device Start End Sectors Size Type /dev/sdd1 2048 1048575 1046528 511M EFI System /dev/sdd2 1048576 410646527 409597952 195.3G Linux RAID /dev/sdd3 410646528 1599029247 1188382720 566.7G Linux RAID /dev/sdd4 1599029248 3845576703 2246547456 1T Linux RAID /dev/sdd5 3845576704 3907014655 61437952 29.3G Linux swap Disk /dev/md4: 1 TiB, 1150098079744 bytes, 2246285312 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/md3: 566.6 GiB, 608317734912 bytes, 1188120576 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/md2: 195.3 GiB, 209714085888 bytes, 409597824 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes
root@rescue:~# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sdd 8:48 0 1.8T 0 disk ??sdd2 8:50 0 195.3G 0 part ? ??md2 9:2 0 195.3G 0 raid1 ??sdd5 8:53 0 29.3G 0 part ??sdd3 8:51 0 566.7G 0 part ? ??md3 9:3 0 566.6G 0 raid1 ??sdd1 8:49 0 511M 0 part ??sdd4 8:52 0 1T 0 part ??md4 9:4 0 1T 0 raid1 sdb 8:16 0 1.8T 0 disk ??sdb4 8:20 0 1T 0 part ? ??md4 9:4 0 1T 0 raid1 ??sdb2 8:18 0 195.3G 0 part ? ??md2 9:2 0 195.3G 0 raid1 ??sdb5 8:21 0 29.3G 0 part ??sdb3 8:19 0 566.7G 0 part ? ??md3 9:3 0 566.6G 0 raid1 ??sdb1 8:17 0 511M 0 part sdc 8:32 0 1.8T 0 disk ??sdc2 8:34 0 195.3G 0 part ? ??md2 9:2 0 195.3G 0 raid1 ??sdc5 8:37 0 29.3G 0 part ??sdc3 8:35 0 566.7G 0 part ? ??md3 9:3 0 566.6G 0 raid1 ??sdc1 8:33 0 511M 0 part ??sdc4 8:36 0 1T 0 part ??md4 9:4 0 1T 0 raid1 sda 8:0 0 1.8T 0 disk ??sda4 8:4 0 1T 0 part ? ??md4 9:4 0 1T 0 raid1 ??sda2 8:2 0 195.3G 0 part ? ??md2 9:2 0 195.3G 0 raid1 ??sda5 8:5 0 29.3G 0 part ??sda3 8:3 0 566.7G 0 part ? ??md3 9:3 0 566.6G 0 raid1 ??sda1 8:1 0 511M 0 part
root@rescue:~# cat /proc/mdstat Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] [multipath] [faulty] md2 : active raid1 sda2[0] sdd2[3] sdc2[2] sdb2[1] 204798912 blocks [4/4] [UUUU] bitmap: 0/2 pages [0KB], 65536KB chunk md3 : active raid1 sda3[0] sdd3[3] sdc3[2] sdb3[1] 594060288 blocks super 1.2 [4/4] [UUUU] bitmap: 0/5 pages [0KB], 65536KB chunk md4 : active raid1 sda4[0] sdd4[3] sdc4[2] sdb4[1] 1123142656 blocks super 1.2 [4/4] [UUUU] bitmap: 0/9 pages [0KB], 65536KB chunk unused devices:
I Just want to mount /dev/md4 drive backup place in this folder