Xinyi Zou

> both clickhouse and pingcap has swtiched to jemalloc. [ClickHouse/ClickHouse#2773](https://github.com/ClickHouse/ClickHouse/pull/2773) [pingcap/tiflash#424](https://github.com/pingcap/tiflash/pull/424) I will refer to more later

@zhannngchen Looking forward to updating the Problem summary

commit comment: 1. Remove single load channel mem limit, only use load channel mgr mem limit 2. Default load channel mgr mem limit from 50% to 80% 3. load channel...

run p0

run buildall

run arm

run p0

run buildall

run buildall

run clickbench