Re-enable jemalloc's background thread by default (#9813)#9821

Open

ti-chi-bot wants to merge 1 commit intopingcap:release-7.5from ti-chi-bot:cherry-pick-9813-to-release-7.5

+194

Commits on Jan 23, 2025

This is an automated cherry-pick of pingcap#9813

CalvinNeo
authored and
ti-chi-bot
committed