Category Archives: Linux Maintenance

By March 08, 2018

IPV6 test case If we set a static ipv6 and IPV6_AUTOCONF was set to yes. the IPV6_AUTOCONF value will not take affect until we bring down the interface and bring it back up. Performing a network restar will not change the value of IPV6_AUTOCONF.. We have found that after a restart of the network service.


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By February 24, 2018

Applications => Utilities => Tweak Tool => Power=> Don’t suspend on lid close => ON   From the command line See HandleLidSwitch in /etc/systemd/logind.conf Change HandleLidSwitch to ignore and restart systemctl restart systemd-logind


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By January 29, 2018

awk ‘/\/etc\/init.d\/syslog/ { print prv_line; next } { prv_line = $0 }’


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By December 31, 2017

Install Cinnamon In CentOS The instructions below assume that you installed Centos minimal without the X windows system. If you already have Gnome running , you can just install the epel repo and then yum install cinnamon. While there are many different graphical user interfaces available for Linux, in this example we will be using


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By December 31, 2017

Debian Distro upgrade. For this example we are upgrading from jessie to stretch A) # apt-get update # apt-get upgrade # apt-get dist-upgrade sed -i ‘s/jessie/stretch/g’ /etc/apt/sources.list B) # apt-get update (if you receive a error similar to E: Release file expired. run apt-get -o Acquire::Check-Valid-Until=false update ) # apt-get upgrade # apt-get dist-upgrade C)


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