noun
sub-queue
Technical computing term for a secondary or subordinate queue within a queuing system.
このシステムでは、優先度の低いタスクは副待ち行列に回される。
In this system, low-priority tasks are sent to a sub-queue.
待ち行列 is a general queue, while 副待ち行列 specifically refers to a subordinate or secondary queue.
Compound of 副 (sub-, secondary) and 待ち行列 (queue).