When monitoring ESX hosts using the check_vmware_esx plugin we started noticing a lot of “script time out” errors and the checks going to “Unkown” state even know the default timeout is 90s. For us the problem seems to be solved […]
Linux End of Life table
Linux End Of Life Table Debian 9 2022-06 Debian 8 2020-06 Debian 7 2016-04 Debian 6 2014-05 Debian 5 2012-02 Debian 4 2010-02 Ubuntu LTS 18 2023-04 Ubuntu LTS 16 2021-04 Ubuntu LTS 14 2019-04 Ubuntu LTS 12 2017-04 Centos […]
Linux Host Container Security
Using the CIS Center for Internet Security script to verify is your linux host for your containers are configured correctly. This nice script checks for dozens of common best-practices around deploying Docker containers in production. It is a public avail […]
Configure Kerberos for SSH
NOTE: This setup was tested only in Ubuntu 18.04 x64 INTRO The objective is to perform a SSH login and authenticate to a local Microsoft AD. There are many ways out there to do this, but most involving joining the […]
Centreon Setup Centos 7
Let’s go thru the Centreon Monitoring System installation one step at a time.We will be using Centos7 x64 it is the official supported version.Pre-Requisite Disable selinuxInstall Centreon Official Repository IMPORTANT: Allow only the Centos7 Base Repo and Centreon Repo – […]
How to setup chroot and bindfs
In order to allow a user to have restrict access to a specific directory we should use the chroot and bindfs setup:(tested on Centos 7 x64) bindfs Mount a directory to another location and alter permission bits. bindfs is a […]
How to Install Graylog on Centos 7
yum install epel-release -y vi /etc/yum.conf yum clean all yum install epel-release -y yum install pwgen -y yum install mongodb-org -y systemctl daemon-reload systemctl enable mongod.service systemctl start mongod.service yum install java-1.8.0-openjdk-headless -y yum install elasticsearch -y vi /etc/elasticsearch/elasticsearch.yml cluster.name: […]