Infrastructure Upgrade 2012
Overview
A major upgrade to our core infrastructure servers is planned for the Summer of 2012. This is going to be both a hardware and software upgrade. The hardware has already been received and installed. The hardware includes a new central storage unit based on a Dell Equallogic 6010e iSCSI SAN; 2x Dell Powerconnect 6224 gigabit switches; 6x Dell R610 server class machines. The software upgrade will include the CentOS 6.2 operating system. See below for more details about the software upgrade.
Completed
The following servers have been upgraded already.
- clipper.cs.vt.edu - Provides SLO login, LDAP, and DNS services for Knowledgeworks building. Hardware upgraded to Dell R410 server class machine. Software upgraded to Windows 2008 R2. Changes include running native 2008 R2 mode.
- earthquake.cs.vt.edu - Provides SLO login, LDAP, and DNS services for Knowledgeworks building. Hardware upgraded to Dell R410 server class machine. Software upgraded to Windows 2008 R2. Changes include running native 2008 R2 mode.
- tornado.cs.vt.edu - Provides SLO login, LDAP, and DNS services for McBryde and Torg. buildings. Hardware upgraded to Dell R410 server class machine. Software upgraded to Windows 2008 R2. Changes include running native 2008 R2 mode.
- ugrads-files.cs.vt.edu - Provides file services for undergraduate home directories, and internal shared storage. Hardware upgraded to Dell R510 server class machine. Software upgraded to CentOS 6.2. Changes include the latest version of NFS and Samba. Also, a different hashing method for undergraduate home directories -- before it was hashed based on the first letter of the pid, now it is hashed between "major" and "nonmajor."
In Testing
The following servers are being set up and testing.
- www.cs.vt.edu - Serves out the