jiye <jiye_sw(at)126(dot)com> writes:
> in our test enviroment, if one database's have major update operations, autovacuum does not work and cause major performance degradation.
> if found this issue may be resolved by revert this Skip redundant anti-wraparound vacuums · postgres/postgres(at)2aa6e33 (github.com) commit.
Please provide a self-contained test case illustrating this report.
regards, tom lane