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Fix async job starvation if everything is running too slowly.

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This commit is contained in:
Cory McWilliams 2024-08-20 12:26:34 -04:00
parent f360e886ff
commit 0693a2315f
1 changed files with 15 additions and 1 deletions
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16
src/task.c
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@ -140,6 +140,7 @@ typedef struct _tf_task_t
float idle_percent;
float thread_percent;
uv_async_t run_jobs_async;
uv_idle_t idle;
uv_prepare_t prepare;
uv_signal_t sig_term;
@ -1543,6 +1544,15 @@ static void _tf_task_run_jobs_prepare(uv_prepare_t* prepare)
}
}
static void _tf_task_run_jobs_async(uv_async_t* async)
{
tf_task_t* task = async->data;
if (_tf_task_run_jobs(task))
{
uv_async_send(async);
}
}
static JSModuleDef* _tf_task_module_loader(JSContext* context, const char* module_name, void* opaque)
{
tf_task_t* task = opaque;
@ -1643,6 +1653,9 @@ tf_task_t* tf_task_create()
uv_prepare_init(&task->_loop, &task->prepare);
uv_unref((uv_handle_t*)&task->prepare);
uv_idle_start(&task->idle, _tf_task_run_jobs_idle);
task->run_jobs_async.data = task;
uv_async_init(&task->_loop, &task->run_jobs_async, _tf_task_run_jobs_async);
uv_unref((uv_handle_t*)&task->run_jobs_async);
task->sig_term.data = task;
uv_signal_init(&task->_loop, &task->sig_term);
uv_signal_start(&task->sig_term, _tf_task_signal_shutdown, SIGTERM);
@ -1912,12 +1925,13 @@ void tf_task_destroy(tf_task_t* task)
}
uv_close((uv_handle_t*)&task->idle, _tf_task_on_handle_close);
uv_close((uv_handle_t*)&task->prepare, _tf_task_on_handle_close);
uv_close((uv_handle_t*)&task->run_jobs_async, _tf_task_on_handle_close);
uv_signal_stop(&task->sig_term);
uv_close((uv_handle_t*)&task->sig_term, _tf_task_on_handle_close);
uv_signal_stop(&task->sig_int);
uv_close((uv_handle_t*)&task->sig_int, _tf_task_on_handle_close);
while (task->trace_timer.data || task->gc_timer.data || task->idle.data || task->prepare.data || task->sig_term.data || task->sig_int.data)
while (task->trace_timer.data || task->gc_timer.data || task->idle.data || task->prepare.data || task->run_jobs_async.data || task->sig_term.data || task->sig_int.data)
{
uv_run(&task->_loop, UV_RUN_ONCE);
}