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Revert "fs,kernel,mm: tune to Ktweak balance"

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This reverts commit 50e7a3b302.
This commit is contained in:
Ksawlii 2024-12-17 20:58:55 +01:00
parent 635001307c
commit 15afa770f5
5 changed files with 14 additions and 14 deletions
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2
kernel/events/core.c
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@ -419,7 +419,7 @@ int sysctl_perf_event_mlock __read_mostly = 512 + (PAGE_SIZE / 1024); /* 'free'
*/ */
#define DEFAULT_MAX_SAMPLE_RATE 100000 #define DEFAULT_MAX_SAMPLE_RATE 100000
#define DEFAULT_SAMPLE_PERIOD_NS (NSEC_PER_SEC / DEFAULT_MAX_SAMPLE_RATE) #define DEFAULT_SAMPLE_PERIOD_NS (NSEC_PER_SEC / DEFAULT_MAX_SAMPLE_RATE)
#define DEFAULT_CPU_TIME_MAX_PERCENT 5 #define DEFAULT_CPU_TIME_MAX_PERCENT 25
int sysctl_perf_event_sample_rate __read_mostly = DEFAULT_MAX_SAMPLE_RATE; int sysctl_perf_event_sample_rate __read_mostly = DEFAULT_MAX_SAMPLE_RATE;

2
kernel/sched/autogroup.c
View file

@ -197,7 +197,7 @@ void sched_autogroup_exit(struct signal_struct *sig)
static int __init setup_autogroup(char *str) static int __init setup_autogroup(char *str)
{ {
sysctl_sched_autogroup_enabled = 1; sysctl_sched_autogroup_enabled = 0;
return 1; return 1;
} }

3
kernel/sched/core.c
View file

@ -83,7 +83,8 @@ EXPORT_SYMBOL_GPL(sysctl_sched_features);
#if !defined(CONFIG_ANDROID) #if !defined(CONFIG_ANDROID)
const_debug unsigned int sysctl_sched_nr_migrate = NR_CPUS; const_debug unsigned int sysctl_sched_nr_migrate = NR_CPUS;
#else #else
const_debug unsigned int sysctl_sched_nr_migrate = NR_CPUS; <<<<<<< HEAD
const_debug unsigned int sysctl_sched_nr_migrate = 32;
#endif #endif
/* /*

18
kernel/sched/fair.c
View file

@ -39,9 +39,9 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_stat_runtime);
* *
* (default: 6ms * (1 + ilog(ncpus)), units: nanoseconds) * (default: 6ms * (1 + ilog(ncpus)), units: nanoseconds)
*/ */
unsigned int sysctl_sched_latency = 4000000ULL; unsigned int sysctl_sched_latency = 5000000ULL;
EXPORT_SYMBOL_GPL(sysctl_sched_latency); EXPORT_SYMBOL_GPL(sysctl_sched_latency);
static unsigned int normalized_sysctl_sched_latency = 4000000ULL; static unsigned int normalized_sysctl_sched_latency = 5000000ULL;
/* /*
* The initial- and re-scaling of tunables is configurable * The initial- and re-scaling of tunables is configurable
@ -54,16 +54,16 @@ static unsigned int normalized_sysctl_sched_latency = 4000000ULL;
* *
* (default SCHED_TUNABLESCALING_LOG = *(1+ilog(ncpus)) * (default SCHED_TUNABLESCALING_LOG = *(1+ilog(ncpus))
*/ */
enum sched_tunable_scaling sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_NONE; enum sched_tunable_scaling sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_LOG;
/* /*
* Minimal preemption granularity for CPU-bound tasks: * Minimal preemption granularity for CPU-bound tasks:
* *
* (default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds) * (default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds)
*/ */
unsigned int sysctl_sched_min_granularity = 500000ULL; unsigned int sysctl_sched_min_granularity = 750000ULL;
EXPORT_SYMBOL_GPL(sysctl_sched_min_granularity); EXPORT_SYMBOL_GPL(sysctl_sched_min_granularity);
static unsigned int normalized_sysctl_sched_min_granularity = 500000ULL; static unsigned int normalized_sysctl_sched_min_granularity = 750000ULL;
/* /*
* This value is kept at sysctl_sched_latency/sysctl_sched_min_granularity * This value is kept at sysctl_sched_latency/sysctl_sched_min_granularity
@ -74,7 +74,7 @@ static unsigned int sched_nr_latency = 8;
* After fork, child runs first. If set to 0 (default) then * After fork, child runs first. If set to 0 (default) then
* parent will (try to) run first. * parent will (try to) run first.
*/ */
unsigned int sysctl_sched_child_runs_first __read_mostly = 1; unsigned int sysctl_sched_child_runs_first __read_mostly;
/* /*
* SCHED_OTHER wake-up granularity. * SCHED_OTHER wake-up granularity.
@ -85,10 +85,10 @@ unsigned int sysctl_sched_child_runs_first __read_mostly = 1;
* *
* (default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds) * (default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds)
*/ */
unsigned int sysctl_sched_wakeup_granularity = 2000000UL; unsigned int sysctl_sched_wakeup_granularity = 1000000UL;
static unsigned int normalized_sysctl_sched_wakeup_granularity = 2000000UL; static unsigned int normalized_sysctl_sched_wakeup_granularity = 1000000UL;
unsigned int __read_mostly sysctl_sched_migration_cost = 5000000UL; unsigned int __read_mostly sysctl_sched_migration_cost = 500000UL;
int sched_thermal_decay_shift; int sched_thermal_decay_shift;
static int __init setup_sched_thermal_decay_shift(char *str) static int __init setup_sched_thermal_decay_shift(char *str)

3
kernel/sched/features.h
View file

@ -49,8 +49,7 @@ SCHED_FEAT(NONTASK_CAPACITY, true)
* Queue remote wakeups on the target CPU and process them * Queue remote wakeups on the target CPU and process them
* using the scheduler IPI. Reduces rq->lock contention/bounces. * using the scheduler IPI. Reduces rq->lock contention/bounces.
*/ */
#define SCHED_FEAT_TTWU_QUEUE 1 SCHED_FEAT(TTWU_QUEUE, true)
/* /*
* When doing wakeups, attempt to limit superfluous scans of the LLC domain. * When doing wakeups, attempt to limit superfluous scans of the LLC domain.