In this post, we are going to see how to create a weblogic data source using WLST script and an Ansible Playbook. For this example, we are going to create a simple generic data source. What is DataSource? Quick intro A Datasource or Connection Pool is simply a buffer[...]
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In this article, we are going to see, How to collect tomcat logs with FluentD and send to Elastic Search. FluentD Tomcat Elastic Search (EFK) setup would be covered in detail. Technically this is known as EFK stack. an efficient and better alternative for the ELK stack Elastic Search[...]
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In this post, we are going to share a WLST jython script and an ansible playbook to create JMS Queues in weblogic 12c Here is the simple jython/python WLST script. The script is simply designed to create and set up a fully functioning JMS Queue in weblogic. It creates all[...]
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Introduction Log management in Infrastructure has changed tremendously in recent few years and we are a having wonderful products in the market to manage, parse, analyze log files These tools are being used extensively for incident management, alerting, security analysis and application performance monitoring etc. In the Opensource market, Elastic[...]
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There might be times where we might wonder what process is consuming all the system memory or CPU. We invest a lot of time debugging it and looking at the JMX graphs and then we finally find a bug in the code and fix it for good. On the other[...]
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The Beautiful thing about Digital world is that we have a Ctrl+z button, snapshots and backups to go back in time and correct our mistakes, which is not possible in our real life. Enough with a philosophy. I would not have to tell you how crucial backups are and when[...]
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I have recently encountered an issue while trying to export the Oracle DB using the expdp command and my database size was huge, therefore I got an error stating that Snapshot is too old When I researched further I noticed that my UNDO_RETENTION was too less and set to 900[...]
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The objective of this article is to talk about how to add new users to EC2 instances and copy their SSH Keys to grant them SSH access. Consider yourself managing an AWS Infra with 100+ EC2 instances and you have a new hire in your team who should have his[...]
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In this post, we are going to see two built-in variables of ansible mostly used in Ansible playbooks and they are inventory_hostname and ansible_hostname while both these variables are to give you the hostname of the machine. they differ in a way, where it comes from. So in this article,[...]
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Ansible Delegate_to module helps us to execute a specific task in our playbook to run in other host or machine. This process of handing over the control of execution to another host (or) executing a task in another machine is called as delegation and the module delegate_to helps you to[...]
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