Exam Overview The AWS Certified Solutions Architect – Associate exam is intended for individuals with experience designing distributed applications and systems on the AWS platform. Exam concepts you should understand for this exam include: Designing and deploying scalable, highly available, and fault […]
check_vmware_esx slow
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 […]
How to convert certificate from 64 bit to p12
The final command will be openssl pkcs12 -export Create the certificate request with openssl Now with MS CA generate the Certificate 64 bit. Create a chain certificate with the privatekey and public cert cat example.local.crt example.local.key > example.local.chain.crt Then just […]
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 – […]