lightning: fix oom when mem/cpu ratio is low (#43729)#43746

Merged

ti-chi-bot[bot] merged 2 commits intopingcap:release-6.1from ti-chi-bot:cherry-pick-43729-to-release-6.1

May 12, 2023

+5

Commits on May 12, 2023

This is an automated cherry-pick of pingcap#43729

D3Hunter
authored and
ti-chi-bot
committed
fix conflict
D3Hunter
committed