How to install GNOME desktop in Linux: CentOS/RHEL ?
In this post, we will see how to install GNOME desktop in CentOS/RHEL Linux. To install GNOME desktop, we can use yum and specify the graphical group name to install...
Tag: systemctl
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How to configure and install Nagios Server on Linux ?
Today we will see Nagios Installation on Linux Lets see step by step procedure how to do this in Linux. 1. First create User and Group # useradd nagios #...
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How to generate X server config file to enable high resolution modes ?
When we upgrade the X server on our Linux machine, the high resolution mode sometimes gets disabled. This happens because the X configuration file gets removed by the new package....
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Solved: How to clean /var/spool/squid logs on Redhat Satellite server ?
Today we will see how to clean the squid logs from redhat satellite server. It will help us to clean the logs in case its filling up the partition. I....
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How to verify if all services are running fine on Redhat Satellite Server ?
In this post, we will look how to verify all services on a redhat Satellite server are running or not. Here you will know how to troubleshoot Satellite server issues...
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Systemctl : RHEL 7: How to check, start, stop, and manage units/services ?
Today we will look various systemctl commands to check units/services, start/stop/restart them. In short how to play/work with systemctl commands to manage services/units. 1. How to see all units loaded...
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systemd limit directives: Set ulimit in RHEL7 or CentOS 7
1. Resource limit directives, their equivalent ulimit shell commands and the unit used Directive ulimit equivalent Unit LimitCPU= ulimit -t Seconds LimitFSIZE= ulimit -f Bytes LimitDATA= ulimit -d Bytes LimitSTACK=...
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Introduction to Systemd, how to start using systemd in RHEL 7 or Centos 7 ?
With introduction or RHEL7 or CentOS 7, we have a new concept introduced known as systemd. Personally i don’t liked the new concept as its a little bit complex to...
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Why journalctl logs disappear after reboot and how to make it permanent ?
By default, Journald logs gets stored in /run/log/journal directory and disappear once the system gets rebooted. I. Default Journald configuration [root@localhost ~]# date Wed Mar 13 10:50:29 PDT 2019 [root@localhost...