因并行大导致 SQL 跑不出来的原因和解决方法

[2023-02-16 15:39:40.824005] INFO  [SQL] ob_px_admission.cpp:160 [7696][0][xxxxx-xxxxx-xxxxx-xxxxx] [lt=10] [dc=0] It's a px query, out of px worker resource, need delay, do not need disconnect(req_worker_count=24, admit_worker_count=0, plan.get_px_dop()=6, plan.get_plan_id()=10102029, ret=-5307)