We planned to do out of place upgrade from soa suite 12.2.1.3 to 12.2.1.4. As part of this, we planned to automate end to end provisioning. While executing domain configuration using ansible and python scripts, we got following error in domain creation step. Got exception when auto configuring the schema Continue Reading
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Weblogic Admin server failing to start with error: Service weblogic.server.ServerLifeCycleService was started at level 9 but it has a run level of 10
We had an issue with shared storage server which is used to store weblogic admin server configuration. So, we restarted the admin server once the storage issue was resolved. But restart failed with below errors: It was not very clear what was causing issue from the above logs. So, started Continue Reading
How to find the endpoint a java thread is reading from
We may experience performance problems due to stuck threads i.e., when the thread is not making any progress and just stuck. Typically this may be due to contention with other threads, waiting for an event or waiting for data to be arrived on a network connection. This blog post is Continue Reading
Unable to stop Boomi atom
We were updating Java version using Atmosphere UI and tried to restart the atoms from terminal. All atoms were successfully restarted except one atom. We were getting timeout error while running ./atom stop command. We could see following error message on cluster status page of atmosphere UI. EW_ID_MISMATCH There are Continue Reading
grep command is not responding against extremely small amount of data
As a sysadmin we run grep command innumerable number of times every day. Today I got to search for some string in a directory. As usual I fired grep command. The command is similar to grep -R hello * . I didn’t get result immediately. Assumed that size of the Continue Reading
How to get weblogic password without using wlst
There is a simpler and quicker of getting weblogic password without using wlst script. But the caveat is that password should have already been present in boot.properties file. Start the application using strace and you can view the password in strace output file. Here is sample command: strace -s 400 Continue Reading
Ansible Playbook is hanging/stuck with wait4 systemcall
I was trying to get Java version in multiple Boomi applications using Ansible script. Wrote a small bash script to get Java version and using that in Ansible to be executed on all Boomi VMs. After printing some output Ansible script seems to be stuck. I verified Ansible output to Continue Reading