Frequently Misused Metrics in Oracle

Back in March of last year I wrote an article on the five frequently misused metrics in Oracle: These Aren’t the Metrics You’re Looking For. To sum up, my five picks for the most misused metrics...
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Is RAID Fading Into The Sunset?

With the arrival of faster networks and SSDs, RAID can no longer keep up. Data protection alternatives such as replication and erasure codes are gaining traction. By: [author-name] This article was...
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Why is Affinity Mask Negative in sp_configure?

While looking at a SQL server health report, I found affinity mask parameter in sp_configure output showing a negative value. name                                minimum    ...
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WordPress 3.8.3 – Auto Update

WordPress 3.8.3 came out yesterday. It’s a small maintenance release, with the downloads and changelog in the usual places. For many people, this update will happen automatically and they’ll...
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Performance live discussion on twitter, 12pm PST Tue April 15

Confio software is hosting a live discussion on twitter tomorrow Tuesday April 15 at 12pm PST on the subject of Oracle performance. I’ll be online answering performance questions and have invited...
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EM12c Auditing

TweetLately I’ve been having more discussions on securing the EM12c environment.  All of IT has a tendency to treat the Enterprise Manager as a afterthought in both hardware allocation, as well as security...
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Newspaper 2.0: Your Guide to RSS

Let’s say that you are obsessed with Justin Bieber and want updates on his whereabouts at all times of the day and night. RSS makes this fantasy a reality; with the right software and subscriptions,...
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Oracle Security Loop hole from Steve Karam

I just saw a link to a post by Steve Karam on an ISACA list and went for a look. The post is titled " Password Verification Security Loophole ". This is an interesting post discussing the fact that...
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Maximum manageable storage in VMware versions

  Maximum manageable storage per VM by ESX version 4.1: 32TB (vmdk) / 120TB (RDM) 5.0: 60TB (vmdk) / 3.75PB (RDM) 5.1: 60TB (vmdk) / 3.75PB (RDM) 5.5: 3.63PB (vmdk) / 3.75PB (RDM) Note that the...
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Moving away from wordpress

I am sick of this advertisement on my site. Therefor I am about to move most of my posts to http://sysdba.ch/index.php/postlist   Thanks for following my blog for so long. Lutz Hartmann By: [author-name] This...
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