WebMay 14, 2024 · The timer-events-oriented (TEO) cpuidle governor is a relatively new attempt to improve the kernel's choice of sleep states; at the 2024 Power Management … WebMay 21, 2024 · The purpose of a cpuidle governor is to decide which idle state a CPU should go into when it has no useful work to do; the cpuidle driver then actually puts the CPU into that state. But, at the 2024 Power Management and Scheduling in the Linux Kernel summit (OSPM), Abhishek Goel presented a new cpuidle driver that doesn't actually …
linux/governor.c at master · torvalds/linux · GitHub
WebWhile taking this into account, it is clear that on balance it > > is preferable for an idle governor to have more too shallow sleeps instead of > > more too deep sleeps on those kinds of platforms. > > > > This patch specifically tunes TEO to prefer shallower idle states in > > order to reduce wakeup latency and achieve better performance ... WebA CPU idle time (CPUIdle) governor is a bundle of policy code invoked when one of the logical CPUs in the system turns out to be idle. Its role is to select an idle state to ask the … sbmc provider services
The weighted TEO cpuidle governor [LWN.net]
WebMar 5, 2024 · The timer-events-oriented (TEO) cpuidle governor is a relatively new attempt to improve CPU-idle management while improving from the predecessor menu governor. The TEO governor's working is based on the following principles: The idea is that the timer events are the most likely source of wakeup. This is based on the observation that timers … http://plrg.eecs.uci.edu/git/?p=firefly-linux-kernel-4.4.55.git;a=blob;f=drivers/cpuidle/governor.c;h=70b59642a7087a7593fffdfd9158ddfe4ba619b5;hb=730c30ec646bd252a9448a66ecd51d794853513f WebNov 8, 2024 · cpuidle: New timer events oriented governor for tickless systems From: Rafael J. Wysocki Subject: [PATCH] cpuidle: New timer events oriented governor for tickless systems The venerable menu governor does some thigns that are quite questionable in my view. sbmc oxford