Vijay Adik vadik@us - IBM
Vijay Adik vadik@us - IBM
Vijay Adik vadik@us - IBM
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<strong>IBM</strong> Advanced Technical Support - Americas<br />
Asynchronous I/O for filesystem environments…<br />
Monitor Oracle usage:<br />
• Watch alert log and *.trc files in BDUMP directory for warning message:<br />
“Warning “lio_listio returned EAGAIN”<br />
� If warning messages found, increase maxreqs and/or maxservers<br />
Monitor from AIX:<br />
• “pstat –a | grep aios”<br />
• Use “-A” option for NMON<br />
• iostat –Aq (new in AIX 5.3)<br />
© 2009 <strong>IBM</strong> Corporation<br />
April 17, 2009
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