Author: Sohail
Website: http://www.sohailriaz.com
Bio: I am a First Red Hat Certified Architect - RHCA (ID # 110-082-666) from Pakistan with over 14 years industry experience in several disciplines including LINUX/UNIX System Administration, Virtualization, Network, Storage, Load Balances, HA Clusters and High Performance Computing.
Apr 12 |
Hosting / Servers, Linux, Programming / Scripting |
Sohail Riaz |
19659 Views |
with 1 Comment
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 data in a tbl_name.ibd and table...
Mar 29 |
Hosting / Servers, Linux |
Sohail Riaz |
12750 Views |
with 4 Comments
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 contains...
Oct 25 |
Clusters, Linux |
Sohail Riaz |
11099 Views |
with 1 Comment
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, it stops and shows an error that RHEL 7.1 is not available...
Apr 16 |
Linux |
Sohail Riaz |
26761 Views |
with 2 Comments
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 driver inside initrd.img to start kickstart installation from Network. The...
Jun 12 |
Clusters, Linux |
Sohail Riaz |
24429 Views |
with No Comments
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 performance....
May 25 |
Clusters, Linux |
Sohail Riaz |
45735 Views |
with 14 Comments
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 of scaling to several petabytes of storage...
May 25 |
Clusters, Linux |
Sohail Riaz |
18016 Views |
with No Comments
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 in Datacenter specially in Cluster Environment. You might be...
Apr 26 |
Clusters, Linux, Programming / Scripting |
Sohail Riaz |
77564 Views |
with No Comments
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 node is critical which is been used...
Jan 20 |
Linux |
Sohail Riaz |
149204 Views |
with 42 Comments
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 hard disk or usb drives. Fedora provies EPEL repository for Red Hat...
Jan 19 |
Linux |
Sohail Riaz |
107898 Views |
with 40 Comments
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 also checked the older version i.e 12.8 and 12.6 but all of them unable to...
