PgHero

Tune

Setting Value
max_connections 100
shared_buffers 128MB
effective_cache_size 4GB
work_mem 4MB
maintenance_work_mem 64MB
min_wal_size 80MB
max_wal_size 1GB
checkpoint_completion_target 0.5
wal_buffers 4MB
default_statistics_target 100

Check out PgTune for recommendations. DB version is 9.6.