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log GC's peak memory use on exit

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This commit is contained in:
Matthew Flatt 2015-01-18 10:03:26 -07:00
parent d044fa0beb
commit 825af972db
2 changed files with 33 additions and 0 deletions
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2
racket/src/racket/include/schthread.h
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@ -326,6 +326,7 @@ typedef struct Thread_Local_Variables {
volatile short delayed_break_ready_; volatile short delayed_break_ready_;
struct Scheme_Thread *main_break_target_thread_; struct Scheme_Thread *main_break_target_thread_;
intptr_t scheme_code_page_total_; intptr_t scheme_code_page_total_;
intptr_t max_gc_pre_used_bytes_;
int locale_on_; int locale_on_;
void *current_locale_name_ptr_; void *current_locale_name_ptr_;
int gensym_counter_; int gensym_counter_;
@ -711,6 +712,7 @@ XFORM_GC_VARIABLE_STACK_THROUGH_THREAD_LOCAL;
#define delayed_break_ready XOA (scheme_get_thread_local_variables()->delayed_break_ready_) #define delayed_break_ready XOA (scheme_get_thread_local_variables()->delayed_break_ready_)
#define main_break_target_thread XOA (scheme_get_thread_local_variables()->main_break_target_thread_) #define main_break_target_thread XOA (scheme_get_thread_local_variables()->main_break_target_thread_)
#define scheme_code_page_total XOA (scheme_get_thread_local_variables()->scheme_code_page_total_) #define scheme_code_page_total XOA (scheme_get_thread_local_variables()->scheme_code_page_total_)
#define max_gc_pre_used_bytes XOA (scheme_get_thread_local_variables()->max_gc_pre_used_bytes_)
#define locale_on XOA (scheme_get_thread_local_variables()->locale_on_) #define locale_on XOA (scheme_get_thread_local_variables()->locale_on_)
#define current_locale_name_ptr XOA (scheme_get_thread_local_variables()->current_locale_name_ptr_) #define current_locale_name_ptr XOA (scheme_get_thread_local_variables()->current_locale_name_ptr_)
#define gensym_counter XOA (scheme_get_thread_local_variables()->gensym_counter_) #define gensym_counter XOA (scheme_get_thread_local_variables()->gensym_counter_)

31
racket/src/racket/src/thread.c
View File

@ -177,6 +177,8 @@ THREAD_LOCAL_DECL(static int thread_swap_count);
THREAD_LOCAL_DECL(int scheme_did_gc_count); THREAD_LOCAL_DECL(int scheme_did_gc_count);
THREAD_LOCAL_DECL(static intptr_t process_time_at_swap); THREAD_LOCAL_DECL(static intptr_t process_time_at_swap);
THREAD_LOCAL_DECL(static intptr_t max_gc_pre_used_bytes);
SHARED_OK static int init_load_on_demand = 1; SHARED_OK static int init_load_on_demand = 1;
#ifdef RUNSTACK_IS_GLOBAL #ifdef RUNSTACK_IS_GLOBAL
@ -448,6 +450,8 @@ static int post_system_idle();
static Scheme_Object *current_stats(int argc, Scheme_Object *args[]); static Scheme_Object *current_stats(int argc, Scheme_Object *args[]);
static void log_peak_memory_use();
SHARED_OK static Scheme_Object **config_map; SHARED_OK static Scheme_Object **config_map;
typedef struct { typedef struct {
@ -1827,6 +1831,7 @@ void scheme_run_atexit_closers_on_all(Scheme_Exit_Closer_Func alt)
void do_run_atexit_closers_on_all() void do_run_atexit_closers_on_all()
{ {
log_peak_memory_use();
scheme_run_atexit_closers_on_all(NULL); scheme_run_atexit_closers_on_all(NULL);
} }
@ -9081,6 +9086,10 @@ static void inform_GC(int master_gc, int major_gc,
intptr_t post_child_places_used) intptr_t post_child_places_used)
{ {
Scheme_Logger *logger; Scheme_Logger *logger;
if (!master_gc && (pre_used > max_gc_pre_used_bytes))
max_gc_pre_used_bytes = pre_used;
logger = scheme_get_gc_logger(); logger = scheme_get_gc_logger();
if (logger && scheme_log_level_p(logger, SCHEME_LOG_DEBUG)) { if (logger && scheme_log_level_p(logger, SCHEME_LOG_DEBUG)) {
/* Don't use scheme_log(), because it wants to allocate a buffer /* Don't use scheme_log(), because it wants to allocate a buffer
@ -9147,6 +9156,28 @@ static void inform_GC(int master_gc, int major_gc,
} }
#endif #endif
} }
static void log_peak_memory_use()
{
Scheme_Logger *logger;
logger = scheme_get_gc_logger();
if (logger && scheme_log_level_p(logger, SCHEME_LOG_DEBUG)) {
char buf[256], nums[128], *num;
intptr_t buflen;
num = gc_num(nums, max_gc_pre_used_bytes);
sprintf(buf,
"" PLACE_ID_FORMAT "atexit peak was %sK",
#ifdef MZ_USE_PLACES
scheme_current_place_id,
#endif
num);
buflen = strlen(buf);
scheme_log_message(logger, SCHEME_LOG_DEBUG, buf, buflen, scheme_false);
}
}
#else
static void log_peak_memory_use() {}
#endif #endif
/*========================================================================*/ /*========================================================================*/