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finish fixing thread pool logic from yesterday

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This commit is contained in:
Anthony Minessale 2012-11-15 17:59:11 -06:00
parent 55eb2c5ccf
commit 6644cefb20
2 changed files with 24 additions and 10 deletions
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2
src/include/private/switch_core_pvt.h
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@ -285,7 +285,7 @@ struct switch_session_manager {
int ready; int ready;
int running; int running;
int busy; int busy;
int nuking; int popping;
}; };
extern struct switch_session_manager session_manager; extern struct switch_session_manager session_manager;

30
src/switch_core_session.c
View File

@ -1540,7 +1540,15 @@ static void *SWITCH_THREAD_FUNC switch_core_session_thread_pool_worker(switch_th
if (check) { if (check) {
check_status = switch_queue_trypop(session_manager.thread_queue, &pop); check_status = switch_queue_trypop(session_manager.thread_queue, &pop);
} else { } else {
switch_mutex_lock(session_manager.mutex);
session_manager.popping++;
switch_mutex_unlock(session_manager.mutex);
check_status = switch_queue_pop(session_manager.thread_queue, &pop); check_status = switch_queue_pop(session_manager.thread_queue, &pop);
switch_mutex_lock(session_manager.mutex);
session_manager.popping--;
switch_mutex_unlock(session_manager.mutex);
} }
if (check_status == SWITCH_STATUS_SUCCESS && pop) { if (check_status == SWITCH_STATUS_SUCCESS && pop) {
@ -1616,7 +1624,7 @@ static switch_status_t check_queue(void)
int x = 0; int x = 0;
switch_mutex_lock(session_manager.mutex); switch_mutex_lock(session_manager.mutex);
ttl = switch_queue_size(session_manager.thread_queue) - session_manager.nuking; ttl = switch_queue_size(session_manager.thread_queue);
x = (session_manager.running - session_manager.busy); x = (session_manager.running - session_manager.busy);
switch_mutex_unlock(session_manager.mutex); switch_mutex_unlock(session_manager.mutex);
@ -1659,18 +1667,24 @@ static void *SWITCH_THREAD_FUNC switch_core_session_thread_pool_manager(switch_t
switch_yield(100000); switch_yield(100000);
if (++x == 300) { if (++x == 300) {
switch_mutex_lock(session_manager.mutex); if (session_manager.popping) {
session_manager.nuking = (session_manager.running - session_manager.busy); switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG10,
switch_mutex_unlock(session_manager.mutex); "Thread pool: running:%d busy:%d popping:%d\n", session_manager.running, session_manager.busy, session_manager.popping);
if (session_manager.nuking) { if (session_manager.popping) {
int i = 0; int i = 0;
switch_mutex_lock(session_manager.mutex);
for (i = 0; i < session_manager.popping; i++) {
switch_queue_trypush(session_manager.thread_queue, NULL);
}
switch_mutex_unlock(session_manager.mutex);
for (i = 0; i < session_manager.nuking; i++) {
switch_queue_push(session_manager.thread_queue, NULL);
} }
x--; x--;
continue;
} else { } else {
x = 0; x = 0;
} }