BullMQ Sandbox Overhead Caused OOM, Fixed RAM from 100% to 18%
DanielLockyer · x · 2026-08-05
A developer shared an engineering lesson using BullMQ: while they knew sandboxed workers carried extra overhead, they didn't understand the impact until facing it. After shipping a fix, RAM usage dropped from 100% and constant OOMs down to 18% utilization.
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