Installing and configuring Tuned To start using tuned we will first need to install the packages for it: [root@server ~]# yum install tuned After the packages are installed we can query the status of the tuning daemons using the tuned-adm activecommand: [root@server ~]# tuned-adm active Current active profile: off Service tuned: disabled, stopped Service ktune: disabled, stopped As […]
Author: wp_hr
Cal command
cal -j format julian dates
Robot install – CA Unified Infrastructure Management – 8.1
Deploy Robots in Bulk with a Third-Party Tool and Native Installers Many IT environments already have a bulk software deployment mechanism in place (such as Puppet or Yum on Linux, or Altiris on Windows). Almost any third-party distribution mechanism can be used as long as it can: Copy a native robot installer to a remote […]
Kali Linux book
Kali Linux Revealed: Mastering the Penetration Testing Distribution. This is the first official Kali book from Offsec Press, and is scheduled for release on June 5th, 2017. Kali Linux Revealed will be available in both hard copy and online formats. Keeping the Kali Linux spirit, the online version of the book will be free of charge, […]
chattr command – rarely used gem
Cool Command Perform as root set this bit to esnure file cannot be accessed to anyone ;even root # chattr +i foo_file undo the above # chattr -i foo_file show attributes # lsattr foo_file i——– foo_file The following bit allows only appending to a file – not changing existing content # chattr +a foo_file to unset execute below […]
Yum Security Updates
credit: https://access.redhat.com/solutions/10021 Is it possible to limit yum so that it lists or installs only security updates? SOLUTION VERIFIED – Updated July 17 2015 at 11:20 AM – English Environment Red Hat Enterprise Linux 7.x Red Hat Enterprise Linux 6.x Red Hat Enterprise Linux 5.1 and later Red Hat Network Hosted Red Hat Satellite Issue Is it possible to […]