On Wed, 2006-04-12 at 16:26 +0530, Ashok kumar wrote: > The Linux kernel is not preemptive, which means that a process can be > preempted only while running in User Mode; > > these lines are taken from Understanding linux Kernel book, 2nd > edition, chapter 11.1.1......... i don't page no,bcoz i reading in on > line...... You may want to use the 3rd edition, which uses the 2.6 kernel. 2.4 was not preemptive, but 2.6 is (if you turn it on in the config). Avishay Traeger http://www.fsl.cs.sunysb.edu/~avishay/ -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/