Oracle Linux: Clean Yum dbcache

These weeks we provide a course on Weblogic 11g and 12c Basic and Advanced Administration and Tuning & Troubleshooting. We use an Oracle Linux 6 VM with a Database and Weblogic 11g and 12c.

We got some complaints (issued in a friendly way, by the way) from the attendees that a filesystem of the VM got filled up.

One of the attendees found out that the following folder containt some very large files:
/var/cache/yum/x86_64/6Server/public_ol6_latest

-rw-r--r--. (more...)

HTTP Server redirects for Weblogic 12c and SAML2

Last few months I got busy with SAML2 and Weblogic 12c as Service Provider. One with ADFS and another using SurfConext as an IdP.

In both cases a HTTP server is used as a reversed proxy, in one case it is Oracle HTTP Server 12c, in the other we use Apache. Although OHS is based on Apache, of course, it has the Weblogic proxy plugin enabled by default. With Apache this is not the case.

(more...)