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sources/logger.c: add logger machine stats #726

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merged 1 commit into from
Dec 10, 2024
+48 −8
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sources/logger.c: add logger machine stats #726

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33 changes: 25 additions & 8 deletions sources/cron.c
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Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,28 @@ static int od_cron_stat_cb(od_route_t *route, od_stat_t *current,
return 0;
}

static inline void send_msg_stat(machine_channel_t *chan)
{
machine_msg_t *msg;
msg = machine_msg_create(0);
machine_msg_set_type(msg, OD_MSG_STAT);
machine_channel_write(chan, msg);
}

static inline void request_logger_stats(od_logger_t *logger)
{
send_msg_stat(logger->task_channel);
}

static inline void request_worker_stats(od_worker_pool_t *worker_pool)
{
uint32_t i;
for (i = 0; i < worker_pool->count; i++) {
od_worker_t *worker = &worker_pool->pool[i];
send_msg_stat(worker->task_channel);
}
}

static inline void od_cron_stat(od_cron_t *cron)
{
od_router_t *router = cron->global->router;
Expand Down Expand Up @@ -138,14 +160,9 @@ static inline void od_cron_stat(od_cron_t *cron)
startup_errors);

/* request stats per worker */
uint32_t i;
for (i = 0; i < worker_pool->count; i++) {
od_worker_t *worker = &worker_pool->pool[i];
machine_msg_t *msg;
msg = machine_msg_create(0);
machine_msg_set_type(msg, OD_MSG_STAT);
machine_channel_write(worker->task_channel, msg);
}
request_worker_stats(worker_pool);

request_logger_stats(&instance->logger);

od_log(&instance->logger, "stats", NULL, NULL, "clients %d",
od_atomic_u32_of(&router->clients));
Expand Down
23 changes: 23 additions & 0 deletions sources/logger.c
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Original file line number Diff line number Diff line change
Expand Up @@ -446,6 +446,25 @@ static inline void _od_logger_write(od_logger_t *l, char *data, int len,
(void)rc;
}

static inline void log_machine_stats(od_logger_t *logger)
{
uint64_t count_coroutine = 0;
uint64_t count_coroutine_cache = 0;
uint64_t msg_allocated = 0;
uint64_t msg_cache_count = 0;
uint64_t msg_cache_gc_count = 0;
uint64_t msg_cache_size = 0;
machine_stat(&count_coroutine, &count_coroutine_cache, &msg_allocated,
&msg_cache_count, &msg_cache_gc_count, &msg_cache_size);

od_log(logger, "stats", NULL, NULL,
"logger: msg (%" PRIu64 " allocated, %" PRIu64
" cached, %" PRIu64 " freed, %" PRIu64 " cache_size), "
"coroutines (%" PRIu64 " active, %" PRIu64 " cached)",
msg_allocated, msg_cache_count, msg_cache_gc_count,
msg_cache_size, count_coroutine, count_coroutine_cache);
}

static inline void od_logger(void *arg)
{
od_logger_t *logger = arg;
Expand All @@ -465,6 +484,10 @@ static inline void od_logger(void *arg)

_od_logger_write(logger, le->msg, len, le->lvl);
} break;
case OD_MSG_STAT: {
log_machine_stats(logger);
break;
}
default: {
assert(0);
} break;
Expand Down