From 7d122060a255f233362f5250e8c8bc3d0bda5fbc Mon Sep 17 00:00:00 2001 From: Rickard Green Date: Wed, 2 Jan 2013 20:25:03 +0100 Subject: Change proposed scheduler wakeup strategy to be the default --- erts/emulator/beam/erl_init.c | 2 +- erts/emulator/beam/erl_process.c | 16 +++++++--------- 2 files changed, 8 insertions(+), 10 deletions(-) (limited to 'erts/emulator/beam') diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 8cdf954dd2..89022165db 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -529,7 +529,7 @@ void erts_usage(void) erts_fprintf(stderr, "-sct cput set cpu topology,\n"); erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); erts_fprintf(stderr, "-sws val set scheduler wakeup strategy, valid values are:\n"); - erts_fprintf(stderr, " default|legacy|proposal.\n"); + erts_fprintf(stderr, " default|legacy.\n"); erts_fprintf(stderr, "-swt val set scheduler wakeup threshold, valid values are:\n"); erts_fprintf(stderr, " very_low|low|medium|high|very_high.\n"); erts_fprintf(stderr, "-sss size suggested stack size in kilo words for scheduler threads,\n"); diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index aaca4b5f59..6e9bf7ca12 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -4080,11 +4080,11 @@ typedef enum { } ErtsSchedWakeupOtherThreshold; typedef enum { - ERTS_SCHED_WAKEUP_OTHER_TYPE_PROPOSAL, + ERTS_SCHED_WAKEUP_OTHER_TYPE_DEFAULT, ERTS_SCHED_WAKEUP_OTHER_TYPE_LEGACY } ErtsSchedWakeupOtherType; -/* First proposal */ +/* Default */ #define ERTS_WAKEUP_OTHER_LIMIT_VERY_HIGH (200*CONTEXT_REDS) #define ERTS_WAKEUP_OTHER_LIMIT_HIGH (50*CONTEXT_REDS) @@ -4101,7 +4101,7 @@ typedef enum { #define ERTS_WAKEUP_OTHER_DEC_SHIFT 2 #define ERTS_WAKEUP_OTHER_FIXED_INC (CONTEXT_REDS/10) -/* To be legacy */ +/* Legacy */ #define ERTS_WAKEUP_OTHER_LIMIT_VERY_HIGH_LEGACY (200*CONTEXT_REDS) #define ERTS_WAKEUP_OTHER_LIMIT_HIGH_LEGACY (50*CONTEXT_REDS) @@ -4239,7 +4239,7 @@ static void set_wakeup_other_data(void) { switch (wakeup_other.type) { - case ERTS_SCHED_WAKEUP_OTHER_TYPE_PROPOSAL: + case ERTS_SCHED_WAKEUP_OTHER_TYPE_DEFAULT: wakeup_other.check = wakeup_other_check; wakeup_other_set_limit(); break; @@ -4258,7 +4258,7 @@ erts_early_init_scheduling(int no_schedulers) aux_work_timeout_early_init(no_schedulers); #ifdef ERTS_SMP wakeup_other.threshold = ERTS_SCHED_WAKEUP_OTHER_THRESHOLD_MEDIUM; - wakeup_other.type = ERTS_SCHED_WAKEUP_OTHER_TYPE_LEGACY; + wakeup_other.type = ERTS_SCHED_WAKEUP_OTHER_TYPE_DEFAULT; #endif sched_busy_wait.sys_schedule = ERTS_SCHED_SYS_SLEEP_SPINCOUNT_MEDIUM; sched_busy_wait.tse = (ERTS_SCHED_SYS_SLEEP_SPINCOUNT_MEDIUM @@ -4294,10 +4294,8 @@ int erts_sched_set_wakeup_other_type(char *str) { ErtsSchedWakeupOtherType type; - if (sys_strcmp(str, "proposal") == 0) - type = ERTS_SCHED_WAKEUP_OTHER_TYPE_PROPOSAL; - else if (sys_strcmp(str, "default") == 0) - type = ERTS_SCHED_WAKEUP_OTHER_TYPE_LEGACY; + if (sys_strcmp(str, "default") == 0) + type = ERTS_SCHED_WAKEUP_OTHER_TYPE_DEFAULT; else if (sys_strcmp(str, "legacy") == 0) type = ERTS_SCHED_WAKEUP_OTHER_TYPE_LEGACY; else -- cgit v1.2.3