X-Git-Url: https://codewiz.org/gitweb?p=wiki.git;a=blobdiff_plain;f=SystemAdministratorRole;h=27c04472da5a3df056ab26bcc46c69d16043f695;hp=812205d147fd8e67dfad658ef13130f74b00d5bc;hb=6a8bf3e18fe0a9a0beba78db44c37119a2710696;hpb=d72d3f62152248ff0758a8b3b41ee60362459cdf diff --git a/SystemAdministratorRole b/SystemAdministratorRole index 812205d..27c0447 100644 --- a/SystemAdministratorRole +++ b/SystemAdministratorRole @@ -40,30 +40,28 @@ production systems, all of which are still in service: Fully managed remotely, including power fencing and robotized tape juggler. - * I've configured and installed a cluster of 5 nodes on - blade CPU boards with shared fiber-channel RAID storage. - I used a pre-release of RedHat's Advanced Server product + * In 2003, I configured and installed a cluster of 5 nodes on + blade CPU boards with **shared fiber-channel RAID storage**. + I used a pre-release of **RedHat Advanced Server** to implement a shared storage pool of 1.5TB with GFS1. The system initially went to production without the GFS pool because of reliability concerns with this new technology. - * '''Genexpress Lab''' - A combo of two servers, each - acting as a gateway and file server for a security ring. - This design was done for the Department of Bioengineering - of the University of Firenze, in Prato's Scientific Center. + * **Genexpress Lab** - A combo of two interconnected servers, each + acting as a gateway and file server for a security ring. This design + was done for the Department of Bioengineering of the University of + Firenze, in Prato's Scientific Center. -My philosophy is using mainstream hardware whenever possible -and concentrate most services on few physical systems. -The savings in cost can be used to increase availability and -performance through redundancy. This strategy leads to -data-centers that are easy to understand and maintain, while -at the same time scaling up much better than -traditional asymmetrical solutions (like web server, +My philosophy is using mainstream hardware whenever possible and +concentrate most services on few physical systems. The savings in +cost can be used to increase availability and performance through +redundancy. This strategy leads to data-centers that are easy to +understand and maintain, while at the same time scaling up much +better than traditional asymmetrical solutions (like web server, mail server, db server...). Being particularly fond of the UNIX culture, I tend to keep my systems as open as possible while at the same time very secure. - TODO: add a list of server software I use/know