Monthly Archives: January 2009

Performance considerations when upgrading Solaris

The biggest piece of advice I can give you about those of you about to upgrade with lots of custom tunables in /etc/system……..read the manual (FTFM if you’re feeling particularly vocal), no seriously, I mean it! You only have to … Continue reading

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Capturing data on Oracle “WARNING: aiowait timed out” events

Oracle "WARNING: aiowait timed out" error messages in the alert log are always something that needs further investigation as it can indicate some kind of I/O or system resource issue that stopping valuable I/O’s down to storage. Now there could … Continue reading

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