PgHero

Tune

Setting Value
max_connections 750
shared_buffers 2GB
effective_cache_size 744152kB
maintenance_work_mem 124025kB
checkpoint_completion_target 0.9
wal_buffers 16MB
default_statistics_target 500
random_page_cost 1.1
effective_io_concurrency 256
work_mem 32MB
huge_pages try
min_wal_size 512MB
max_wal_size 1GB

Check out PgTune for recommendations. DB version is 14.