Forcing Weblogic’s Config.xml

Let’s nevermind why I am working on this in the first place. Namely… the Blackboard Learning Environment Connector introduced using the hostname and port for applet URLs in Vista 8 Blackboard, Blackboard dropped WebCT’s support for using a different port for an application when behind a load balancer. So we found out we could use… Continue reading Forcing Weblogic’s Config.xml

Recap of Vista Stuff

It has been a hectic week. A recap… Java certificate fix – Yesterday, August 23rd, the certificate distributed in various Java applets expired. The community discovered the issue and informed Blackboard who put out a fix for the more current products on August 15th. Many customers are leery of having such little lead time to… Continue reading Recap of Vista Stuff

webctbackup

John made a good point… While telling Blackboard about this is pointless, the community at large ought to be aware of another undocumented workspace issue. I found an 8GB .bak in the /u01/app/nodeA/weblogic81/webctbackup on the active JMS node. Taking out user accessible nodes is okay in my book as with 18-20 of them in our… Continue reading webctbackup

CE / Vista Undocumented Workspaces

On the WebCT Users email list (hosted by Blackboard) there is a discussion about a mysterious directory called unmarshall which suddenly appeared. We found it under similar circumstances as others by investigating why a node consumed so much disk space. Failed command-line restores end up in this unmarshall directory. Unmarshalling in Java jargon means: converting… Continue reading CE / Vista Undocumented Workspaces

Assignments Spike CPU

Yesterday a Blackboard Vista node went unresponsive but recovered. Then a second and third did the same. This was odd as only the test which logs into the node reported a failure. Normally, in severe unresponsive cases the Weblogic monitor either reports either one of the parameters we watch is very high or fails because… Continue reading Assignments Spike CPU

BbWorld Presentation Redux Part II – Monitoring

Much of what I might write in these posts about Vista is knowledge accumulated from the efforts of my coworkers. This is part two in a series of blog posts on our presentation at BbWorld ’07, on the behalf of the Georgia VIEW project, Maintaining Large Vista Installations (2MB PPT). Part one covered automation of… Continue reading BbWorld Presentation Redux Part II – Monitoring

BbWorld Presentation Redux Part I – Automation

Much of what I might write in these posts about Vista is knowledge accumulated from the efforts of my coworkers. I’ve decided to do a series of blog posts on our presentation at BbWorld ’07, on the behalf of the Georgia VIEW project, Maintaining Large Vista Installations (2MB PPT). I wrote the bit about tracking… Continue reading BbWorld Presentation Redux Part I – Automation