RMAN backup failed with ORA-15081: failed to submit an I/O operation to a disk

(Doc ID 2332234.1)

Last updated on DECEMBER 05, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms


RMAN-03009: failure of backup command on t3 channel at 11/17/2017 19:15:15
ORA-19501: read error on file "+DATA/TECM/DATAFILE/prod_ocs.600.929956773", block number 432000 (block size=8192)
ORA-15081: failed to submit an I/O operation to a disk
ORA-15081: failed to submit an I/O operation to a disk
channel t3 disabled, job failed on it will be run on another channel

db alert

------------

Fri Nov 17 19:15:04 2017
Archived Log entry 156408 added for thread 1 sequence 76853 ID 0x24c8587b dest 1:
Fri Nov 17 19:15:07 2017
WARNING: Read Failed. group:5 disk:0 AU:423457 offset:0 size:1048576
path:/dev/oracleasm/disks/DATA01
incarnation:0x0 asynchronous result:'I/O error'
subsys:System krq:0x7f7f4c50d310 bufp:0x7f7f48a3b000 osderr1:0x69b5 osderr2:0x0
IO elapsed time: 0 usec Time waited on I/O: 0 usec
WARNING: failed to read mirror side 1 of virtual extent 3375 logical extent 0 of file 600 in group [5.2264304771] from disk DATA01 allocation unit 423457 reason error; if possible, will try another mirror side
Fri Nov 17 19:15:07 2017
Errors in file /u01/app/oracle/diag/rdbms/tecm/tecm1/trace/tecm1_ora_105993.trc:
ORA-15081: failed to submit an I/O operation to a disk
ORA-15081: failed to submit an I/O operation to a disk

 

Cause

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