任务提交执行时延

设备：A16，iOS 26
总结：唤醒：124-297us
新增：395us-1.69ms

1. 唤醒worker

void submit_delay() {
    sleep(5);
    dispatch_group_t group = dispatch_group_create();
    for (int i = 0; i < 20; i++) {
        os_signpost_id_t __spid = os_signpost_id_make_with_pointer(LOG_PERF, (void*)i);
        os_signpost_interval_begin(LOG_PERF, __spid, "task_submit_delay", "");
        dispatch_group_async(group, dispatch_get_global_queue(QOS_CLASS_USER_INITIATED, 0), ^{
            os_signpost_interval_end(LOG_PERF, __spid, "task_submit_delay", "");
            pthread_setname_np("WorkerThreadLow");
            sleep(1);
        });
    }
    dispatch_group_wait(group, DISPATCH_TIME_FOREVER);
    sleep(1);
    exit(0);
}

Screenshot 2025-09-24 at 10.57.01.png