Buffer I/O errors after Replacing Disk (Doc ID 2511484.1)

Last updated on MARCH 24, 2023

Applies to:

Symptoms

After replacing hard drive in slot 7 for the shared storage shelf below errors seen.

1.  v$asm_disk status abnormal as below:
   
   SQL> select group_number,name,mount_status,header_status,mode_status,path from v$asm_disk order by 1;

   GROUP_NUMBER NAME MOUNT_S HEADER_STATU MODE_ST PATH
   ------------ ------------------------------ ------- ------------ ------- --------------------------------------------------
   0 CLOSED CANDIDATE ONLINE /dev/mapper/HDD_E0_S07_991988788p1 >>>>>>>>>>>>>>>>>>>>?
   0 CLOSED CANDIDATE ONLINE /dev/mapper/HDD_E0_S07_991988788p2 >>>>>>>>>>>>>>>>>>>>?
   1 HDD_E0_S15_992392924P1 CACHED MEMBER ONLINE /dev/mapper/HDD_E0_S15_992392924p1
   1 HDD_E0_S09_992332004P1 CACHED MEMBER ONLINE /dev/mapper/HDD_E0_S09_992332004p1
   ................

2. Buffer  IO errors like below  seen for  dm-53 and dm-42.
   
   Feb 13 14:38:00 localhost kernel: Buffer I/O error on device dm-53, logical block 4
   Feb 13 14:38:00 localhost kernel: Buffer I/O error on device dm-53, logical block 5
   Feb 13 14:38:00 localhost kernel: Buffer I/O error on device dm-53, logical block 6
   Feb 13 14:38:00 localhost kernel: Buffer I/O error on device dm-53, logical block 7
   Feb 13 14:38:00 localhost kernel: end_request: I/O error, dev dm-42, sector 13195284480
   Feb 13 14:51:15 localhost kernel: sd 2:0:3:0: [sdd] Sense Key : Recovered Error [current] [descriptor]
   Feb 13 14:51:15 localhost kernel: Descriptor sense data with sense descriptors (in hex):
   Feb 13 14:51:15 localhost kernel: 80 02 17 2c 81 06 00 01 61 00 01 9b

Cause

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