FreeIPA is an integrated Identity and Authentication solution for Linux/UNIX networked environments. Continue reading
Category Archives: Linux
Xen Live Migration with DRBD on Debian Jessie: Part 3 – DRBD
The following is part 3 of a 3 part series that goes over installation and configuration of Xen live migration with DRBD.
This article covers a installation and configuration of a DRBD resource. Continue reading
Xen Live Migration with DRBD on Debian Jessie: Part 2 – DomU
The following is part 2 of a 3 part series that goes over installation and configuration of Xen live migration with DRBD.
This article covers a creation of a Debian guest domain (domU virtual machine) which we will later use to migrate between the two Xen hosts. Continue reading
Xen Live Migration with DRBD on Debian Jessie: Part 1 – Dom0
We have two Debian Jessie servers which we are going to configure as Xen hosts (domain 0) and implement live migration via DRBD. The main goal of this project is to test Xen live migration. Continue reading
Setting up an OpenLDAP Server with SSL + NFS for User Home Directories on CentOS 7
Setting up an OpenLDAP server on CentOS 7 and deploying NFS to export users’ home directories. Continue reading
Set up LDAP Authentication with nslcd on CentOS 7
We will configure LDAP authentication on a CentOS 7 server. Continue reading
Set up NFS Server on CentOS 7 and Configure Client Automount
NFS server is used to make its data generally available to clients. The automount program is used to manage mount points for autofs. Continue reading
Setting up an O2CB Cluster with Dual Primary DRBD and OCFS2 on Oracle Linux 7
We are going to build a two-node active/active HA cluster using O2CB and DRBD. Continue reading
Active/Active High Availability Pacemaker Cluster with GFS2 and iSCSI Shared Storage on CentOS 7
We are going to build a three-node active/active HA cluster using Pacemaker and Corosync. Continue reading
Fixing Sendmail: fatal: setrlimit: Permission denied
SELinux prevents Apache from sending emails on CentOS. Continue reading