Updates to the Linux Source Dedicated Server have been released. The updates will be applied automatically when you use hldsupdatetool. The specific changes include:

Linux Source Dedicated Server

Fixed high CPU usage on multi-core machines

 10/07 - 10:22 Valve needs you for TF2 (X360)

 09/07 - 10:40 Insurgency Screenshot contest

 08/07 - 19:02 Insurgency 1.1 Server hotfix released