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1 - System

2 vCPU
2 Go RAM
3 0go disque

2 - Système d'exploitation

A désactiver sur un serveur dédié

nano /etc/sysctl.d/S99-postgresql

vm.overcommit_memory = 2
vm.dirty_background_bytes = 0
vm.dirty_background_ratio = 10
vm.dirty_bytes = 0
vm.dirty_ratio = 20

vm.nr_hugepages = 0
vm.nr_overcommit_hugepages = 0
vm.overcommit_ratio = 0
vm.swappiness...