So the question was posed, and the potential buyer of the storage system was perplexed. His team was evaluating replacement systems and storage and comparing it to their existing production system. What they couldn’t figure out was why the old storage system was out performing the new.
Both old and new were running Oracle [...]
Archive for the ‘Solaris’ Category
How is it that this legacy storage is faster than this brand spankin’ new stuff?
Posted in Oracle, Performance, Solaris on August 26, 2007 | Leave a Comment »
All about Direct IO
Posted in Oracle, RAC, Solaris on April 13, 2007 | Leave a Comment »
Bob Sneed has a great write-up on Direct IO. Great coverage and a good read.
He also offers some good advice for those considering a move to Oracle RAC.
Is 100% CPU Utilization a Bad Thing?
Posted in Solaris on April 12, 2007 | Leave a Comment »
It isn’t necessarily a bad thing, but I’m not sure it is ever a good thing either.
It simply means that there are potentially other threads that are ready to run that aren’t being serviced that could be if other resources were available. It equates to lower throughput than might be possible for that interval of [...]
COLLABORATE ‘07
Posted in DTrace, Oracle, Solaris on April 12, 2007 | 3 Comments »
I’ll be heading out to COLLABORATE ‘07 next week where I will be presenting an expert technical session on using DTrace in an Oracle environment on Thursday morning.
If you are a new speaker, I am a new speaker mentor and I’ll be presenting to you on Sunday afternoon.
If you are heading out there, I’d [...]
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