Archive for July, 2005

Updating SVM/Disksuite device relocation information

While booting my Solaris 10 box today, I noticed the following error in /var/adm/messages: Jul 23 11:15:53 tigger metadevadm: [ID 209699 daemon.error] Invalid device relocation information detected in Solaris Volume Manager Jul 23 11:15:53 tigger metadevadm: [ID 912841 daemon.error] Please check the status of the following disk(s): Jul 23 11:15:53 tigger metadevadm: [ID 702911 daemon.error] […]

Monitoring interrupts with Solaris

The intrstat(1m) utility was introduced in Solaris 10, and allows interrupt activity to be monitored on a system: $ intrstat 5 device | cpu0 %tim ————-+————— glm#0 | 953 2.6 qfe#0 | 202 1.5 uata#0 | 91 0.2 device | cpu0 %tim ————-+————— glm#0 | 879 2.6 qfe#0 | 198 1.5 uata#0 | 89 0.2 […]

Fixing Safari RSS Feeds

I noticed this week that Safari was no longer updating the RSS links in my bookmarks bar, and started to wonder if 10.4.2 introduced some additional bugs. After digging through the Apple discussion forums, I came across a fix: The RSS ‘cache’ is maintained in a separate location. To clear it, try this.. 1. Quit […]

Veritas disk group configuration records

Veritas uses disk group configuration records to store subdisk, plex, volume, and device configuration data. The configuration records get written to the private region of specific devices in each disk group, and are described in the vxinfo(1m) manual page: A disk group configuration is a small database that contains all volume, plex, subdisk, and disk […]

Finding out how a file system was created

Part of being an SA involves creating new file systems as databases and applications expand. The creation process usually requires a bit of detective work, since block sizes, inodes, journal size, and a variety of other file system attributes can boost or hamper performance. Whenever I take over control of a new server, I like […]

Manually synchronizing Solaris meta devices

While performing routine maintenance today, I discovered that one of my hot spare drives kicked in to replace a faulted disk drive. Since the synchronization process had recently started, I decided to shutdown the box to replace the faulted drive. Once I booted the box back up, I noticed that the synchronization process didn’t start […]

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