Today we are going to dive into how to setup and use Thinklogical's line of Secure Console Servers. What I like about these devices (available in 8-, 16-, 32-, and 48- port models) is that they are actually running Linux, so the setup and configuration is a breeze via the command line for anyone comfortable on a Redhat based system.
Hardware
Fedora/RHEL – Find NVIDIA Video Card Model and Driver Version
So I while back I had the need to buy a new new video card for my Fedora 14 desktop. Specifically I needed a semi-decent HDMI capable PCI card as my current workstation at home only has one PCI-E slot, and I wanted to use my newly acquired LSI 8888ELP in that slot. A picture … Continue reading Fedora/RHEL – Find NVIDIA Video Card Model and Driver Version
Broadcom (bnx2) Network Adapters Dropping Recieved Packets Under Linux
VampSo a few weeks ago some of our Centos 5.4 and OEL 5.5 servers started exibiting strange connectivity problems. Monitoring started alerting that hosts were down when they weren't; some boxes could ping target hosts and some couldn't; some boxes became unresponsive when interfaces were failed over, and the strangest of all is that some of the boxes would magically "repair" themselves. Like I said, strange.
Poor Man’s eSATA Drive Hot Swap without AHCI or Hotplug Support Under Linux
Unfortunately, hot-swapping an eSATA drive is a bit more complicated than hot swapping a USB drive. First off, your BIOS needs to support AHCI (click here for more info on AHCI), and your SATA controller also needs to support it as well. Secondly your OS, needs to specifically support hot plug, and in the case of Windows 7, it wont boot if you change to AHCI after the OS has been installed.
LSI MegaCLI — Check For Failed Raid Controller Battery
There are several tools that you can use to monitor and configure and LSI SAS controller, however as I have found, some are easier than others to use and some to not always display the correct information.
Redirect Linux Console to HP ILO via SSH
Sometimes the ILO web interface is painfully slow to use when you are just trying to get on the console of a server. To get around this I have been taking advantage of the fact that you can SSH to the ILO and access the server console from there. In order to do this you … Continue reading Redirect Linux Console to HP ILO via SSH
Online Raid Calculator
Stumbled across the URL below today. Thought it might be useful. http://www.z-a-recovery.com/art-raid-estimator.htm