Error- Host Status: DOWN PING CRITICAL - Packet loss = 100% We noticed that nagios machin was not able to ping client machine ...
Nagios: Connection closed by foreign host.
To resovled this error add Nagios server IP on client machine. # vim /etc/nagios/nrpe.cfg allowed_hosts=127.0.0.1,nagios-server-ip
Ansible Ad-hoc command exclude hosts
Exclude one host from group/All $ ansible all -l '!192.168.0.1' --list-hosts Exclude multiple host from group/All $ ansible all...
Exclude column using Awk command
Exclude multiple column in linux $ awk '{$1=$2=""; print $0}' filename
Install Spyder Python 3 version IDE for Ubuntu
Install Spyder Python 3 version IDE for Ubuntu sudo apt-get install spyder3 sudo apt-get install python3-spyderlib
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