Technical Staff Blog

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CIS will be performing maintenance on their DNS and DHCP services on February 10th between 6am and 7am. They anticipate a degradation of services during this window, which means you may experience issues:

  • reaching Brown services, outside the department
  • obtaining a DHCP address on the RLAB networks, wired and wireless

Last update on .

Authenticated Print Server

Tstaff has implemented an authenticated print server, printhost-dmz, that sits outside the department.  A split DNS for printhost.cs.brown.edu is set up to point to correct print server depending on whether you are inside the department or outside.  

More info about the Printing Service is located on the CS web ...

Last update on .

One of the departmental GPFS NFS gateways, runts, was misbehaving.  We had to fail over the cluster nfs ip address to another nfs server.  There was a brief 90 sec blip for those linux workstations connected to this cluster nfs server ip address.  Runts will be rebooted and re-added to the dept cluster nfs server ...

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Patches for a vulnerability, being referred to as GHOST, have been released. This vulnerability is a buffer overflow bug affecting the gethostbyname() and gethostbyname2() function calls in the glibc library, which means pretty much every service is affected. Since the vulnerability could allow a remote attacker to make an application call to either of these ...

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We just rebooted one of our GPFS NFS gateways (runts). It was showing a high load, which was affecting NFS throughput. The reboot only affected NFS clients and should have been relatively painless, at most a momentary freeze of Linux workstations.

Last update on .

Screen Shot 2015-01-03 at 13.09.22.pngPhone size CS Dept home page

The CS Department website is now mobile friendly.  Utilizing HTML5, CSS3 and responsive web design principles, last fall's web redesign now adapts itself to the device on which it is displayed.

On small screens, search and navigation is hidden behind drop-down menus to unclutter the banner area.  The ...

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