Recover InnoDB tables using .frm and .ibd files
Sohail Riaz In this article I will show how to recover or restore InnoDB tables using .frm and .ibd files. MySQL server was enabled with innodb_file_per_table which means it stores InnoDB tables…
Auto-Reply for Exim Mail Server
Exim mail server have auto-reply or vacation autoresponder feature missing in default configuration. It can be easily achieved by providing right Router and Transport configuration using Exim configuration. Our setup…
Update Cobbler Signature File
One of our cluster running cobbler provisioning software required to install several nodes with RHEL 7.1. When I tried to upload an ISO image of RHEL 7.1 to the cobbler,…
HowTo Edit Initrd.img in RHEL/CentOS 6.x
In this howto I will describe how to edit initrd.img from iso file to add new drivers in RHEL 6.x. We face an issue to add 40G t4_tom chelsio card…
Bridged Networking with KVM in CentOS/RHEL 6.x
In this howto we will setup bridged networking to dedicate physical network device to KVM virtual machines/servers. Its best way to have local network between virtual machines and provide better…
GlusterFS HowTo on CentOS 6.x
In this howto we will describe in detail how to install / configure GlusterFS 3.3.1 (latest stable) on CentOS 6.3. GlusterFS is an open source, powerful clustered file system capable…
How To Enable SSH Key Based Authentication on Dell CMC IDRAC
In this howto I will describe how you can enable ssh key based authentication on Dell Blades CMC IDRAC. This will help to manage large number of Dell Blades CMC’s…
Node Health Check Script in Cluster
Node health (hardware/software) is very critical in cluster environment. Whether you run a lot of web servers in load balancer or having compute node in High Performance Computing setup, each…
How To Enable NTFS Support in CentOS 6.3
In this how to I will describe how to enable NTFS support in CentOS 6.3. By default CentOS 6.x doesnt comes with NTFS support to mount NTFS partition either on…
How To Install ATI Radeon Drivers in Fedora 18
In this how to I will describe how to install ATI Radeon Drivers in Fedora 18. Fedora 18 fresh out and ATI latest driver version 13.1 dont support it. I…