Red Hat Linux System Administration Interview Questions
Question 1. How To Check The Uptime Of A Linux Server? Answer : Using uptime command we can determine how...
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chattr to secure files
Security is very important, If you want to set secure your files & don’t want to modify that file by...
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locate: can not stat () `/var/lib/mlocate/mlocate.db’: No such file or directory Error while using locate How to fix it ?...
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-bash: locate: command not found locate not found ? Step1. Install locate command On ubuntu apt-get install mlocate On CentOS...
Create openvz container from command line
Create openvz container from command line OpenVZ is an operating system-level virtualization technology for Linux. It allows a physical server...
Configure IPv6 on your CentOS server
Configure IPv6 on your CentOS server IPv6 was developed to counter the long-anticipated problem of IPv4 exhaustion. IPv6 is not...
Create wp user via mysql or phpmyadmin
Create wp user via mysql or phpmyadmin Sometimes you need to create additional wp users for your developers or co-authoers,...
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If you want to delete history, you can use the command Step1. history # history -d < id > But...
[Solved] Cannot open /var/log/sysstat/sa27: No such file or directory
Cannot open /var/log/sysstat/sa27: No such file or directory It’s a usual error after installing the sysstat, Solve Enable sysstat data...
Expand disk partitions LVM
Extending disks partitions/LVMs is a usual task, and without proper care, weâll end up loosing valuable data. So below is...
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My docker overlay consume more space , no disk space, I have extended my Aws EBS two times, but no...