Archive
Posts from 2005
Getting failure notifications with Veritas Volume Manager
One of the cool and often overlooked features in Veritas Volume Manager is the failure notification mechanism. This facility provides automated notifications when problems are detected with Veritas managed disks, plexes, subdisks and volumes. These notifications are active by default, and will generate an e-mail to the user root each time a failure is detected. These e-mail notifications take the following form: Since e-mails will be sent to the root user by default, it is often beneficial to create a root alias in the /etc/aliases file: If you would like messages to be sent to a user other than root, you can add additional users to the line that starts vxrelocd in the vxvm-recover init script: I have been using this facility for years to get advanced notifications, which has helped me avoid disaster on more than one occassion.
$ read more →Concert review Nine Inch Nails
I have always liked Trent Reznor and the Nine Inch Nails, and wanted to see how they were live. I finally got my chance last night, and can report back that the concert was incredible. The lighting was awesome, the setlist was arranged perfectly, and the crowd was definitely into the show! If I had to pick a favorite moment from last night, it would either be when Trent came onstage alone to play "Hurt," or when they closed with "Head like a Hole!" What an awesome show!!!!
$ read more →Enabling large file support dynamically with VxFS
I recently encountered a VxFS file system that didn't support largefiles. This issue was causing one of our Oracle databases to complain, which was preventing us from using datafiles optimized for our application access patterns. Since the file system was a Veritas File System (VxFS), I was able to fix this problem with the fsadm utility: This operation can be run against mounted live file systems, which is great for production environments.
$ read more →Proactively managing digital certificate expiration with ssl-cert-check
I finally got around to writing an article on dealing with expired certificates. The article is titled Proactively Handling Certificate Expiration with ssl-cert-check, and is available on the prefetch.net web server.
$ read more →Quote of the week
One of the members of the DC-SAGE (Serge) mailing list posted the following reply to a thread on deploying cheap backup solutions: Trying to skimp on a tape changer is like trying to skimp on your condoms.* This quote accurately portrays what you get when you don't apply the correct solution to a problem! :)
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