Lines Matching refs:CPU

330 menu "CPU/Task time and stats accounting"
352 	bool "Deterministic task and CPU time accounting"
356 	  Select this option to enable more accurate task and CPU time
357 	  accounting.  This is done by reading a CPU counter on each
365 	bool "Full dynticks CPU time accounting"
371 	  Select this option to enable task and CPU time accounting on full
464 endmenu # "CPU/Task time and stats accounting"
525 	  This option enables RCU CPU stall code that is common between
527 	  the tiny variants to disable RCU CPU stall warnings, while
539 	  puts RCU in extended quiescent state when the CPU runs in
540 	  userspace. It means that when a CPU runs in userspace, it is
613 	  initialization.  These systems tend to run CPU-bound, and thus
639 	bool "Accelerate last non-dyntick-idle CPU's grace periods"
687 	  real-time application that has one or more CPU-bound threads
690 	  real-time CPU-bound application thread.  The default RCU_KTHREAD_PRIO
692 	  applications that do not have any CPU-bound threads.
695 	  thread that saturates a given CPU, but instead might have
697 	  that CPU.  In this case, you should set RCU_KTHREAD_PRIO to
699 	  conspiring to prevent the CPU from running any non-real-time
702 	  the CPU time on a given CPU, then RCU_KTHREAD_PRIO should be
732 	  For each such CPU, a kthread ("rcuox/N") will be created to
733 	  invoke callbacks, where the "N" is the CPU being offloaded,
758 	  no-CBs CPUs, whose RCU callbacks will be invoked by per-CPU
767 	bool "CPU 0 is a build_forced no-CBs CPU"
769 	  This option forces CPU 0 to be a no-CBs CPU, so that its RCU
770 	  callbacks are invoked by a per-CPU kthread whose name begins
776 	  Select this if CPU 0 needs to be a no-CBs CPU for real-time
785 	  be executed in the context of per-CPU rcuo kthreads created for
855 	int "CPU kernel log buffer size contribution (13 => 8 KB, 17 => 128KB)"
864 	  of each CPU as a power of 2. The used space is typically only few
883 		     17 => 128 KB for each CPU
884 		     16 =>  64 KB for each CPU
885 		     15 =>  32 KB for each CPU
886 		     14 =>  16 KB for each CPU
887 		     13 =>   8 KB for each CPU
888 		     12 =>   4 KB for each CPU
992 	bool "Simple CPU accounting cgroup subsystem"
995 	  total CPU consumed by the tasks in a cgroup.
1077 	bool "Group CPU scheduler"
1080 	  This feature lets CPU scheduler recognize task groups and control CPU
1091 	bool "CPU bandwidth provisioning for FAIR_GROUP_SCHED"
1095 	  This option allows users to define CPU bandwidth rates (limits) for
1106 	  This feature lets you explicitly allocate real CPU bandwidth
1225 	  of workloads isolates aggressive CPU burners (like build jobs) from
1627 	  used to profile the code that runs on that CPU.
1632 	  provides per task and per CPU counters, and it provides event