Tag Archives: linux

pexpect alternative in python for remote connection

We generally use python pexpect module to connect system remotely with ssh and execute our tasks. But sometimes pexpect module is not found to be installed in remote systems which create problems. And this problem can be solved with the … Continue reading

Posted in ARTICLES, OperatingSystem, Operations, Programming, SCRIPTING | Tagged , , | Leave a comment

Accessing Host from Docker Container

Sometime we need to access the services that are running in the host machine to be accessible from the docker container.  e.g. In on of my project, we needed to connect to the oracle db (port 1521) from inside the … Continue reading

Posted in ARTICLES, Concepts, Container, FOSS, HOWTO, OperatingSystem, TIPS & T RICS | Tagged , , , , | Leave a comment

SNMP Poller tool to monitor any thing on network

Few years ago, I had created one SNMP Poller tool using perl and snmp utilites that can poll OID informations from any network devices, which is kind of passive monitoring mechanism. Thought to make it Opensource under GNU GPL. The … Continue reading

Posted in ARTICLES, FOSS, Monitoring, Programming, SCRIPTING | Tagged , , , , , | Leave a comment

My MongoDB cheatsheet

Few years ago, I was working on one mongoDB project.Its a NoSQL database , easy to learn and its pure JSON based. I learned it myself and had created a cheatsheet for it, so I can easily recall it anytime … Continue reading

Posted in ARTICLES, Concepts, Database, NoSQL, TIPS & T RICS | Tagged , , | Leave a comment

Linux performance Monitoring Tools

There are a lot of tools used for monitoring the performance in Linux. Here is the list of tools in one image that covers what is monitored by what.  

Posted in DevOps, Monitoring, OperatingSystem | Tagged , , | Leave a comment

Chef Recipe: Oracle DB 11gR2 EE silent deploy

Chef provides a lot of flexibility and greater choice for infrastructure automation and I prefer it over others. We should design our recipe in such a way that the our recipes without being modified can be used in any environment … Continue reading

Posted in ARTICLES, DevOps, HOWTO, Operations, Private Cloud, Programming, Public Cloud, TUTORIALS | Tagged , , , | Leave a comment

Docker Supervisord – Way to run multiple Demon process in a container

The docker was released keeping in mind, one daemon  per container which makes the container lightweight. Like suppose for running a web application, one container will serve database, one container will server as web server, one container  will server as  caching … Continue reading

Posted in ARTICLES, Container, DevOps, HOWTO | Tagged , , , , , | Leave a comment