This is a 3 tier application with a front web with lots of static content served by Apache connected to a Java backend exposing services and application logic deployed on a WebLogic cluster connected as well to an Oracle Autonomous database for data storage and other business logic. WebLogic cluster is deployed on k8s using … Continue reading Web site deployed on 2 Kubernetes clusters in Frankfurt and Ashburn connected through an internal remote peering connection to a WebLogic+OracleDB backend deployed in Frankfurt
WebLogic Kubernetes Operator provides a way of running WLS domains in a k8s cluster. For this post we are depicting the steps of the tutorial you can find in the documentation here. So let's get started! What you need: a k8s clusterkubectlmavengitdocker60 minutes git clone https://github.com/oracle/weblogic-kubernetes-operator docker login docker pull oracle/weblogic-kubernetes-operator:2.2.0 docker pull traefik:1.7.6 For … Continue reading WebLogic Kubernetes Operator: Deploying a Java App in a WebLogic Domain on Oracle Kubernetes Engine (OKE) in 30 Minutes
There are lots of WebLogic clusters running around the globe every day. When you withdraw money in the ATM, buy lettuces in the supermarket or make a phone call there is a WebLogic server (and probably an Oracle database too) is executing some logic for you. Computing paradigms today tend to new standards and Kubernetes … Continue reading Weblogic Kubernetes operator or how to run WebLogic clusters in k8s
And we said: The 5000ms is the currently default value for DatabaseLessLeasingBasisMBean.MessageDeliveryTimeout mbean propety. This is the stack trace generated by a weblogic managed server leader in a cluster defined with consensus migration in wich another cluster node probably died (or was very busy): Apr 25, 2016 10:47:42 AM CEST> <Warning> <RJVM> <BEA-000573> <RequestTimeout for … Continue reading Q: Where does the 5000ms timeout come from when I get “process(Lweblogic.cluster.messaging.internal.ClusterMessage;) timed out after: 5000ms..”?
In ApacheDS, the ldap search for getting the group names a user (for instance cn=juan,ou=usuarios,0=acmecorp) belongs to is as follows: (& (objectClass=groupofuniquenames) (uniqueMember=22.214.171.124=juan,126.96.36.199=usuarios,188.8.131.52=acmecorp) ) In weblogic, for the supported ldap auth providers, the user membership configuration pattern setting is: (&(<someattribute>=%M)(objectclass=<someobjectclass>)) Therefore a custom authenticator provider is needed in order to get it working. Enjoy 😉 … Continue reading ApacheDS, user groups membership and WebLogic
I've configured weblogic proxy plugin 12c for linux according to documentation but I run into "Cannot load /u01/wls_plugin/lib/mod_wl_24.so into server: libopmnsecure.so: cannot open shared object file: No such file or directory" The error: [root@localhost ~]# apachectl restart Job for httpd.service failed. See 'systemctl status httpd.service' and 'journalctl -xn' for details. My settings: [root@localhost ~]# vi … Continue reading Cannot load /u01/wls_plugin/lib/mod_wl_24.so into server: libopmnsecure.so: cannot open shared object file: No such file or directory
This WLS WorkManager has been configured in a 6-node WLS cluster serving the first travel & tourism technology provider company website in the world. In weblogic.xml: <wl-dispatch-policy> RSSworker </wl-dispatch-policy> The following can be done in weblogic.xml or you can configure it with WLS console at runtime (better because is decoupled): <work-manager> <name>RSSworker</name> <capacity> <name>DELmaxcap</name> <count>10</count> … Continue reading WLS WorkManager