Asynchonous I/O not reported in /proc/slabinfo KIOCB slabdata (Doc ID 413389.1)

Last updated on NOVEMBER 21, 2012

Applies to:

Linux OS - Version 2.0.5-1 and later
Linux x86
Linux x86-64
***Checked for relevance on 21-Nov-2012***
***Checked for relevance on 17-Nov-2010***
Linux Kernel - Version: 2.0
Linux Kernel - Version: 2.4 to 2.6


Symptoms

After enabling Async I/O (AIO) in Oracle 10g with ASM and ASMLib, none are reported in /proc/slabinfo.

Using <Note 237299.1> to check for async I/O activity with command "cat /proc/slabinfo | grep kiocb" gets:

kiocb 0 0

Thus it appears that Asynchronous i/o is not occurring.

Cause

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