ORA-27072 Errors When Adding, Dropping ASM Disks or Running Rebalance Operation. Also OS logs show FCPIO_SGL_INVALID (Doc ID 1496269.1)

Last updated on OCTOBER 04, 2012

Applies to:

Oracle Server - Enterprise Edition - Version 11.2.0.3 and later
Information in this document applies to any platform.

Symptoms


2 node RAC - 11203 - Linux x86-64 (SLES11) - ASMLIB - Storage: Cisco server using FCoE technolog - multipath (emcpower)

Receiving read errors on all ASM luns when dropping / adding or rebalancing luns within a diskgroup

ASM alert log shows:

 
From the ASM alert log entries, ARB is re-reads the information successfully (i.e., 'successful reread of 256 block(s))
When there is a write error the process is stopped, but the ASM disk group is not dismounted.

.

Cause

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