From 49a0e2aa8f87db6aacb89b283923ee5d43eb1788 Mon Sep 17 00:00:00 2001 From: bernie Date: Mon, 9 Mar 2009 03:16:37 +0100 Subject: [PATCH 1/1] Edit page SystemAdministratorRole --- SystemAdministratorRole | 38 ++++++++++++++++++-------------------- 1 file changed, 18 insertions(+), 20 deletions(-) diff --git a/SystemAdministratorRole b/SystemAdministratorRole index 5ad7f9e..4d70c83 100644 --- a/SystemAdministratorRole +++ b/SystemAdministratorRole @@ -18,22 +18,20 @@ production systems, all of which are still in service: taking care of 8 machines hosted at variois locations and running development and support services for a large community. - * **DevelerCompany's IT infrastructure** - Leveraging - my earlier work for SiriusCompany, for over 6 years I've - been continuously growing and restructuring the network, - the servers and their intricate mesh of services and - support scripts. The main server, called {{trinity}}, - contains 1TB of storage and offers file storage, user - authentication, e-mail, and many web-based services to a - highly heterogeneous and complex environment comprising - several versions of Linux, MacOsX and Windows clients. - Another server, called {{asterisk}}, acts as a VoIP PBX - and secondary slave for many (but not all) of {{trinity}}'s - services. + * **DevelerCompany's IT infrastructure** - For over 6 + years I've been continuously growing and restructuring + the network, the servers and their intricate mesh of + services and support scripts. The main server, called + ##trinity##, contains 1TB of storage and offers file storage, + user authentication, e-mail, and many web-based services to a + highly heterogeneous and complex environment comprising several + versions of Linux, MacOsX and Windows clients. Additional servers + act as VoIP PBX and secondary slave for many (but not all) of + ##trinity##'s services. * ** http://www.fieremostre.it/ ** - A cluster of 4 RedHat - servers, two web frontends and Java appservers and two - database and filesystem backends with hw SCSI RAID5. + servers, two web front-ends and Java appservers and two + database and filesystem back-ends with SCSI RAID5. Fully managed remotely, including power fencing and robotized tape juggler. @@ -43,7 +41,7 @@ production systems, all of which are still in service: 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 - technlogy. + technology. * '''Genexpress Lab''' - A combo of two servers, each acting as a gateway and file server for a security ring. @@ -51,16 +49,16 @@ production systems, all of which are still in service: of the University of Firenze, in Prato's Scientific Center. My philosophy is using mainstream hardware whenever possible -and concentrate most services on few phisical systems. +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 -datacenters that are easy to understand and maintain, while +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 fond of UNIX culture, I tend to keep my systems as -open as possible and at the same time very secure. +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 +TODO: add a list of server software I use/know -- 2.25.1