A tickless kernel is an operating system kernel in which timer interrupts do not occur at regular intervals, but are only delivered as required. The Linux...

Linux kernel tickless kernel feature. This optional but default feature is new with 2.6.18. When enabled on a computer with an APIC timer, the kernel does...

multiple threads or tasks, mutexes, semaphores and software timers. A tickless mode is provided for low power applications. Thread priorities are supported...

image. The core operating system supports:[3] Preemptive multithreading Tickless priority based scheduling Programmable timers System time Semaphores Mutexes...