Lines Matching +full:idle +full:- +full:state
2 Date: pre-git history
3 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
18 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
37 See Documentation/admin-guide/cputopology.rst for more information.
43 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
58 Contact: Linux memory management mailing list <linux-mm@kvack.org>
67 /sys/devices/system/cpu/cpu42/node2 -> ../../node/node2
77 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
89 core_siblings_list: human-readable list of the logical CPU
99 thread_siblings_list: human-readable list of cpuX's hardware
102 ppin: human-readable Protected Processor Identification
107 See Documentation/admin-guide/cputopology.rst for more information.
115 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
118 Various CPUs today support multiple idle levels that are
120 consumption during idle.
122 Idle policy (governor) is differentiated from idle mechanism
128 current_driver: (RO) displays current idle mechanism.
130 current_governor: (RW) displays current idle policy. Users can
133 current_governor_ro: (RO) displays current idle policy.
135 See Documentation/admin-guide/pm/cpuidle.rst and
136 Documentation/driver-api/pm/cpuidle.rst for more information.
139 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/name
148 Contact: Linux power management list <linux-pm@vger.kernel.org>
152 The processor idle states which are available for use have the
156 name: (RO) Name of the idle state (string).
158 latency: (RO) The latency to exit out of this idle state (in
161 power: (RO) The power consumed while in this idle state (in
164 time: (RO) The total time spent in this idle state
167 usage: (RO) Number of times this state was entered (a count).
169 above: (RO) Number of times this state was entered, but the
170 observed CPU idle duration was too short for it
173 below: (RO) Number of times this state was entered, but the
174 observed CPU idle duration was too long for it
178 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/desc
181 Contact: Linux power management list <linux-pm@vger.kernel.org>
183 (RO) A small description about the idle state (string).
186 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/disable
189 Contact: Linux power management list <linux-pm@vger.kernel.org>
191 (RW) Option to disable this idle state (bool). The behavior and
194 it is not coherent, i.e. if one is disabling a light state, then
196 does not reflect it. Likewise, if one enables a deep state but a
197 lighter state still is disabled, then this has no effect.
199 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/default_status
202 Contact: Linux power management list <linux-pm@vger.kernel.org>
204 (RO) The default status of this state, "enabled" or "disabled".
206 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/residency
209 Contact: Linux power management list <linux-pm@vger.kernel.org>
212 time (in microseconds) this cpu should spend in this idle state
215 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/s2idle/
218 Contact: Linux power management list <linux-pm@vger.kernel.org>
220 Idle state usage statistics related to suspend-to-idle.
223 used in suspend-to-idle with suspended timekeeping.
225 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/s2idle/time
228 Contact: Linux power management list <linux-pm@vger.kernel.org>
230 Total time spent by the CPU in suspend-to-idle (with scheduler
231 tick suspended) after requesting this state.
233 What: /sys/devices/system/cpu/cpuX/cpuidle/state<N>/s2idle/usage
236 Contact: Linux power management list <linux-pm@vger.kernel.org>
238 Total number of times this state has been requested by the CPU
239 while entering suspend-to-idle.
242 Date: pre-git history
243 Contact: linux-pm@vger.kernel.org
253 See files in Documentation/cpu-freq/ for more information.
258 Contact: linux-pm@vger.kernel.org
266 power/performance results for platforms using acpi-cpufreq.
268 This file is only present if the acpi-cpufreq or the cppc-cpufreq
275 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
289 https://www.amd.com/en/support/tech-docs?keyword=bios+kernel
294 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
302 Documentation/admin-guide/pm/cpufreq.rst
321 Contact: linux-pm@vger.kernel.org
322 Description: Parameters for the Intel P-state driver
324 Logic for selecting the current P-state in Intel
326 limits for the P-state that will be requested by the
329 max_perf_pct: limits the maximum P state that will be requested by
332 min_perf_pct: limits the minimum P state that will be requested by
339 Documentation/admin-guide/pm/intel_pstate.rst
344 Linux kernel mailing list <linux-kernel@vger.kernel.org>
348 - WriteAllocate:
351 - ReadAllocate:
354 - ReadWriteAllocate:
362 the cache hierarchy in the multi-level cache configuration
382 - Instruction: cache that only holds instructions
383 - Data: cache that only caches data
384 - Unified: cache that holds both data and instructions
391 - WriteThrough:
393 and to the block in the lower-level memory
394 - WriteBack:
402 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
410 Note that id value can be non-contiguous. E.g. level 1
425 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
426 Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
435 - turbo_stat : This file gives the total number of times the max
439 - sub_turbo_stat : This file gives the total number of times the
440 max frequency is throttled to lower frequency in sub-turbo(below
443 - unthrottle : This file gives the total number of times the max
446 - powercap : This file gives the total number of times the max
449 - overtemp : This file gives the total number of times the max
452 - supply_fault : This file gives the total number of times the
455 - overcurrent : This file gives the total number of times the
458 - occ_reset : This file gives the total number of times the max
475 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
476 Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
490 Contact: Linux ARM Kernel Mailing list <linux-arm-kernel@lists.infradead.org>
498 Contact: Linux ARM Kernel Mailing list <linux-arm-kernel@lists.infradead.org>
500 AArch32 (32-bit ARM) applications. If present, the same format as
507 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
530 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
535 state of the CPUs in the system. Possible output values:
543 See also: Documentation/admin-guide/hw-vuln/index.rst
549 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
573 Contact: linux-pm@vger.kernel.org
576 EPB for the given CPU in a sliding scale 0 - 15, where a value
581 a number in the 0 - 15 sliding scale above, or one of the
582 strings: "performance", "balance-performance", "normal",
583 "balance-power", "power" (that represent values reflected by
593 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
596 enable_c02: Read/write interface to control umwait C0.2 state
597 Read returns C0.2 state status:
601 Write 'y' or '1' or 'on' to enable C0.2 state.
602 Write 'n' or '0' or 'off' to disable C0.2 state.
607 in TSC-quanta that the CPU can reside in either C0.1
608 or C0.2 state. The time is an unsigned 32-bit number.
615 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
618 This directory is only present when running as an SEV-SNP guest.
621 the SEV-SNP guest is running.
626 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
627 Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
636 Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
640 a 64-bit counter which provides an estimate of the
647 Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
651 (SPURR) is a 64-bit counter that provides a frequency
659 Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
660 Description: PURR ticks for cpuX when it was idle.
663 for cpuX when it was idle.
667 Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
668 Description: SPURR ticks for cpuX when it was idle.
671 for cpuX when it was idle.
675 Contact: Linux ARM Kernel Mailing list <linux-arm-kernel@lists.infradead.org>
689 See also: Documentation/arch/arm64/memory-tagging-extension.rst
693 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
700 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
708 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
716 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>