I am migrating the load balancer pools from one F5 load balancer to another. Along with that move is a change to the monitor used to control automated load balancer status – when the app is stopped we have a sequence in the stop function which drains and then offlines the application in the load…
Continue ReadingMonthly Archives: March 2012
adding HP jetdirect printer to windows XP
About every three to six months IT moves printers, upgrades printer and otherwise makes printer changes necessary. Most of our printers are HP with jetdirect cards (port 9100). There is a printer server. In UNIX this means translating windows shared printers, naming conventions and security features, through a rather cryptic graphic interface. Doable once in…
Continue Readingwindows printers and print jobs refuse to delete
Occasionally I’ll run into a situation where I have to adjust the printers on a laptop. Delete one, add a new and changed one, basically bring the printer configuration up to date with what is currently present on the network. Today I brought in my netbook, and I needed to print a few pages of…
Continue Readingmapping the memory within a java process
At the system level, you can look at not just how much memory a process is using, but where it is using the memory, in detail. Use pmap… First find the process id: [root@jbtest ~]# ps -ef | grep java bbod 11987 11929 0 Feb29 ? 00:04:03 /opt/jdk/bin/java -Dprogram.name=run.sh -server -Xms2048m -Xmx2048m -XX:MaxPermSize=256m -Dcom.test.cookiedomain=test.com -Dtangosol.mode=prod…
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