It just so happens, that sometimes you would like to add Windows client to Zenoss monitoring š . A person would think that this would be quite simple and similar to adding Linux client to Zenoss monitoring, but it is not. The SNMP Windows client Zenoss monitoring is very limited, in fact i could not […]
I have been getting some questions and emails about problems with adding linux client to Zenoss monitoring as explained in my post on Install Zenoss Monitoring Server on CentOS 6. I decided to post the SNMP daemon configuration i use, to add linux client to Zenoss monitoring server and write in general how to get […]
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The Apache Server Status module is an addition to Apache HTTP Server. It is a module that enables insights into the Apache HTTP Server performance and statistics. On CentOS Linux, Apache Status module is provided by the httpd RPM package, so if you are running Apache, this module is already installed and wait for it […]
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Cron is a daemonĀ on linux and unix based operating systems. Cron is a job scheduler which we can be used to configure jobs or run commands at a specific time in a day, month or year. Cron is quite configurable enabling us to run jobs and commands periodically, at fixed times or dates and also […]
This is the next post in a series of posts about PostgreSQL and is actually a continuation from post on “PostgreSQL Create User ā Manage Users“. If you followed myĀ postĀ on “PostgreSQL Create User ā Manage Users” then you successfully created your firstPostgreSQLĀ users and also assigned them desired rights and privileges. The next step is to […]
As promised in one of theĀ previous posts on “Install PostgreSQL Database on CentOS 6” here isĀ a post describing how toĀ manage PostgreSQL users (PostgreSQL create user, delete user, …). By now you have probably successfully installed and started PostgreSQL server on your linux machine, but empty PostgreSQL server is not useful in any way. The next […]
SSH has a huge number of features, SSH Tunnel being justĀ one of them. SSH Tunnel is a secure connection between two machines and is often refered to as “SSH Tunneling” or also “Port Forwarding”. Using the “ssh” command we can bind a desired port on a local machine to a desired port on a remote […]
Today i was re-organizing my desktop computer running Fedora 20. Actually i installed a new SSD drive in it and been throwing data around to organize/create new partitions and filesystems – just the way i like it! š Since i decided to put my VirtualBox machine files on a separated partition i ran into the […]
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Secure Shell (SSH) is a cryptographic network protocol for secure data communication. SSH is widely used on linux machines for console access and remote management. It is a server – client oriented network protocol which enables a secure communication between two network computers. The port on which SSH Server runs by default is 22. If […]
There are two possible configurations for Apache Proxy Server and we will present installation and configuration of both typesĀ this how to. Forward Apache Proxy is a proxy configuration that is commonly used in companies and it enables users to access theĀ internet. UsersĀ orĀ clients must configureĀ their browsers or operating system to use a proxy server (Forward Apache […]
Since i have been getting alot of questions on how to increase root partition size on a linux system i decided (finally!) to write a how to about this topic. Linux root partitionĀ is different from all other partitions on your system since it holds all of the system files required for your system to run […]
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So CentOS 7 is out and there are quite some differences from it’s predecessor CentOS 6. This is why i decided to write a new how to installing Nagios Core 4.0.8 on the latest fully updated CentOS 7 minimal installation – Install Nagios on CentOS 7.Ā The Firewalld and SELinux are both enabled and running in […]
