Вот, что имеем.
1. Проверка на бэдблоки прошла успешно, ничего не обнаружено!
2. Запускаем bonnie++ и на выходе стопор и Read-only file system:bonnie++ -u nobody -d /home/tmp -n 100:150000:100:10 -x 100
Using uid:99, gid:99.
format_version,bonnie_version,name,file_size,io_chunk_size,putc,putc_cpu,put_block,put_block_cpu,rewrite,rewrite_cpu,getc,getc_cpu,get_block,get_block_cpu,seeks,seeks_cpu,num_files,max_size,min_size,num_dirs,file_chunk_size,seq_create,seq_create_cpu,seq_stat,seq_stat_cpu,seq_del,seq_del_cpu,ran_create,ran_create_cpu,ran_stat,ran_stat_cpu,ran_del,ran_del_cpu,putc_latency,put_block_latency,rewrite_latency,getc_latency,get_block_latency,seeks_latency,seq_create_latency,seq_stat_latency,seq_del_latency,ran_create_latency,ran_stat_latency,ran_del_latency
Writing a byte at a time...done
Writing intelligently...done
Rewriting...done
Reading a byte at a time...done
Reading intelligently...done
start 'em...done...done...done...done...done...
Create files in sequential order...done.
Stat files in sequential order...Can't read data.
Cleaning up test directory after error.
Bonnie: drastic I/O error (rmdir): Read-only file system
в логах сначала:
Oct 26 13:44:30 ns-local kernel: SCSI device sdb: drive cache: write back
Oct 26 13:44:53 ns-local kernel: ata3.00: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xa frozen
Oct 26 13:44:53 ns-local kernel: ata3.00: irq_stat 0x00400040, connection status changed
Oct 26 13:44:53 ns-local kernel: ata3: SError: { PHYRdyChg DevExch }
Oct 26 13:44:53 ns-local kernel: ata3.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
Oct 26 13:44:53 ns-local kernel: res 40/00:a4:17:e5:7d/00:00:18:00:00/40 Emask 0x10 (ATA bus error)
Oct 26 13:44:53 ns-local kernel: ata3.00: status: { DRDY }
Oct 26 13:44:54 ns-local kernel: ata3: soft resetting link
Oct 26 13:44:59 ns-local kernel: ata3: port is slow to respond, please be patient (Status 0x80)
Oct 26 13:44:59 ns-local kernel: ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 26 13:45:29 ns-local kernel: ata3.00: qc timeout (cmd 0xec)
Oct 26 13:45:29 ns-local kernel: ata3.00: failed to IDENTIFY (I/O error, err_mask=0x5)
Oct 26 13:45:29 ns-local kernel: ata3.00: revalidation failed (errno=-5)
Oct 26 13:45:29 ns-local kernel: ata3: failed to recover some devices, retrying in 5 secs
Oct 26 13:45:47 ns-local kernel: ata3: hard resetting link
Oct 26 13:45:49 ns-local kernel: ata3: port is slow to respond, please be patient (Status 0x80)
Oct 26 13:45:50 ns-local kernel: ata3: COMRESET failed (errno=-16)
Oct 26 13:45:51 ns-local kernel: ata3: hard resetting link
Oct 26 13:45:52 ns-local kernel: ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 26 13:45:53 ns-local kernel: ata3.00: configured for UDMA/133
Oct 26 13:45:55 ns-local kernel: ata3: EH complete
Oct 26 13:45:56 ns-local kernel: SCSI device sda: 490350672 512-byte hdwr sectors (251060 MB)
Oct 26 13:45:57 ns-local kernel: sda: Write Protect is off
Oct 26 13:45:57 ns-local kernel: SCSI device sda: drive cache: write back
Oct 26 13:46:42 ns-local kernel: ata4.00: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xa frozen
Oct 26 13:46:42 ns-local kernel: ata4.00: irq_stat 0x00400040, connection status changed
Oct 26 13:46:42 ns-local kernel: ata4: SError: { PHYRdyChg DevExch }
Oct 26 13:46:42 ns-local kernel: ata4.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
Oct 26 13:46:42 ns-local kernel: res 40/00:dc:77:dd:08/00:00:19:00:00/40 Emask 0x10 (ATA bus error)
Oct 26 13:46:42 ns-local kernel: ata4.00: status: { DRDY }
Oct 26 13:46:43 ns-local kernel: ata4: soft resetting link
Oct 26 13:46:48 ns-local kernel: ata4: port is slow to respond, please be patient (Status 0x80)
Oct 26 13:46:49 ns-local kernel: ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 26 13:47:19 ns-local kernel: ata4.00: qc timeout (cmd 0xec)
Oct 26 13:47:19 ns-local kernel: ata4.00: failed to IDENTIFY (I/O error, err_mask=0x5)
Oct 26 13:47:19 ns-local kernel: ata4.00: revalidation failed (errno=-5)
Oct 26 13:47:19 ns-local kernel: ata4: failed to recover some devices, retrying in 5 secs
Oct 26 13:47:36 ns-local kernel: ata4: hard resetting link
Oct 26 13:47:37 ns-local kernel: ata4: port is slow to respond, please be patient (Status 0x80)
Oct 26 13:47:38 ns-local kernel: ata4: COMRESET failed (errno=-16)
Oct 26 13:47:39 ns-local kernel: ata4: hard resetting link
Oct 26 13:47:40 ns-local kernel: ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Oct 26 13:47:42 ns-local kernel: ata4.00: configured for UDMA/133
Oct 26 13:47:43 ns-local kernel: ata4: EH complete
Oct 26 13:47:44 ns-local kernel: SCSI device sdb: 490350672 512-byte hdwr sectors (251060 MB)
Oct 26 13:47:45 ns-local kernel: sdb: Write Protect is off
Oct 26 13:47:48 ns-local kernel: SCSI device sdb: drive cache: write back
ну а потом, как началась операция по удалению файлов уже знакомые сообщения вида:
Oct 26 13:52:19 ns-local kernel: attempt to access beyond end of device
Oct 26 13:52:19 ns-local kernel: md6: rw=0, want=2285954248, limit=406797696
Oct 26 13:52:19 ns-local kernel: attempt to access beyond end of device
Oct 26 13:52:19 ns-local kernel: md6: rw=0, want=29745254528, limit=406797696
Oct 26 13:52:19 ns-local kernel: attempt to access beyond end of device
Oct 26 13:52:19 ns-local kernel: md6: rw=0, want=21211417944, limit=406797696
Oct 26 13:52:19 ns-local kernel: attempt to access beyond end of device
и
Oct 26 13:52:27 ns-local kernel: EXT3-fs error (device md6): ext3_free_blocks: Freeing blocks not in datazone - block = 3477063708, count = 1
Oct 26 13:52:27 ns-local kernel: Aborting journal on device md6.
Oct 26 13:52:27 ns-local kernel: EXT3-fs error (device md6): ext3_free_blocks: Freeing blocks not in datazone - block = 1734633542, count = 1
Oct 26 13:52:27 ns-local kernel: EXT3-fs error (device md6): ext3_free_blocks: Freeing blocks not in datazone - block = 4081790934, count = 1
Oct 26 13:52:27 ns-local kernel: EXT3-fs error (device md6): ext3_free_blocks: Freeing blocks not in datazone - block = 832593632, count = 1
Если при этом все разделы удалось перемонтировать в rw командой
mount -o remount, rw /
то попытка перемонтировать тестируемый раздел провалилась.