Hi, All Mandrake mm kernels have at least the low latency and pre-emption patch, and the version you are running (2.4.22-21mdk) also has the sched(0) patch. Austin -- Austin Acton Synthetic Organic Chemist, Teaching Assistant, Ph.D. Candidate Department of Chemistry, York University, Toronto MandrakeLinux Volunteer Developer, homepage: www.groundstate.ca