Demsg shows thisEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3503, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3503 with max blocks 1 with error -5This should not happen!!  Data will be lostEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3509, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3509 with max blocks 2 with error -5This should not happen!!  Data will be lostEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3513, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3513 with max blocks 1 with error -5This should not happen!!  Data will be lostEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3519, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3519 with max blocks 1 with error -5This should not happen!!  Data will be lostEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3525, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3525 with max blocks 1 with error -5This should not happen!!  Data will be lostEXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3528, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3528 with max blocks 1 with error -5This should not happen!!  Data will be lostpossible SYN flooding on port 80. Sending cookies.EXT4-fs error (device sda1): ext4_ext_get_blocks: inode #7743113: (commflush-8:0) bad extent address iblock: 3529, depth: 1 pblock 0EXT4-fs (sda1): delayed block allocation failed for inode 7743113 at logicaloffset 3529 with max blocks 3 with error -5This should not happen!!  Data will be lostAlso I can't do a lot with the disk. Simple commands likefailsroot@host [/home1]# rm -rf cprestorerm: cannot remove`cprestore/home4/site/public_html/hello/cache/site.com/http%3A%2F%2Fsite.com%2Fh%2F20019%2Fszh%2F%25E6%25B1%2589%25E5%258F%25A3%25E4%25B8%25AD%25E5%258D%258E%25E5%2585%25A8%25E5%259B%25BD%25E6%2580%25BB%25E5%25B7%25A5%25E4%25BC%259A%25E6%2597%25A7%25E5%259D%2580':Input/output errorrm: cannot remove`cprestore/home4/site/public_html/hello/cache/site.com/http%3A%2F%2Fsite.com%2Ft%2Ffoo%2Fszh%2F%25D7%25A7%25D7%2598%25D7%2592%25D7%2595%25D7%25A8%25D7%2599%25D7%2594%3A%25D7%2590%25D7%2595%25D7%25A0%25D7%2599%25D7%2595%25D7%25AA_%25D7%259E%25D7%25A2%25D7%25A4%25D7%2599%25D7%259C%25D7%2599%25D':Input/output errorrm: cannot remove`cprestore/home4/site/public_html/hello/cache/site.com/http%3A%2F%2Fsite.com%2Fp%2F%25E9%259F%25A9%25E6%2588%2590%25E7%258F%25A0%25E4%25B8%258D%25E9%259B%2585%25E8%25A7%2586%25E9%25A2%2591%25E5%25AE%258C%25E6%2595%25B4%25E7%2589%2588%2Fszh%2F1':Input/output errorMy fstab is like this:## /etc/fstab# Created by anaconda on Wed Nov  1 00:29:46 2000## Accessible filesystems, by reference, are maintained under '/dev/disk'# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info#UUID=9fac7ae7-9948-4612-88dc-e652fc4ceb73 /                       ext4    defaults        1 1UUID=1daa52c7-a5da-464d-a4c7-2ee19ef017af /boot                   ext3    defaults        1 2UUID=12649fb1-fd53-4558-8a2a-79692ada8b19 swap                    swap    defaults        0 0tmpfs                   /dev/shm                tmpfs   defaults        0 0devpts                  /dev/pts                devpts  gid=5,mode=620  0 0sysfs                   /sys                    sysfs   defaults        0 0proc                    /proc                   proc    defaults        0 0/usr/tmpDSK             /tmp                    ext3    defaults,noauto        0 0/dev/sda1               /home1                  auto    auto,noatime,defaults        0 2/dev/sdb1               /home2                  auto    auto,noatime,defaults        0 2/dev/sdc1               /home3                  auto    auto,noatime,defaults        0 2As you see I check every rebootMy provider said he did some fchk and now it's running again. However, it's been happening several time. Each time it happens it costs me a lot. I wonder if this is hardware or sotware?
Should I change SSD?
linux;storage;ssd