On Fri, 2021-04-09 at 14:19 -0600, Henry Francisco Garcia Cortez wrote: > Hi community I have a question about autovacuum_vacuum_cost_limit > I want to increase this parameter I have read on internet that value > It could have as maximum 10,000 but I want to know, what will it be the troubles if I did that change That will keep PostgreSQL from functioning properly. I would never increase the setting beyond the 20ms that were the default before v12. If the three autovacuum workers allowed by autovacuum_max_workers are already enough to strain your I/O resources, consider getting more powerful storage. Yours, Laurenz Albe -- Cybertec | https://www.cybertec-postgresql.com