datastore/tests/integration/compose/docker_compose_postgres_cluster.yml

services:
    postgres2:
        image: postgres
        stop_grace_period: 5s
        command: ["postgres", "-c", "logging_collector=on", "-c", "log_directory=/postgres/logs", "-c", "log_filename=postgresql.log", "-c", "log_statement=all"]
        restart: always
        environment:
            POSTGRES_HOST_AUTH_METHOD: "trust"
            POSTGRES_PASSWORD: ClickHouse_PostgreSQL_P@ssw0rd
            PGDATA: /postgres/data
        expose:
            - ${POSTGRES_PORT:-5432}
        volumes:
            - type: ${POSTGRES_LOGS_FS:-tmpfs}
              source: ${POSTGRES2_DIR:-}
              target: /postgres/
        cpus: 3
    postgres3:
        image: postgres
        stop_grace_period: 5s
        command: ["postgres", "-c", "logging_collector=on", "-c", "log_directory=/postgres/logs", "-c", "log_filename=postgresql.log", "-c", "log_statement=all"]
        restart: always
        environment:
            POSTGRES_HOST_AUTH_METHOD: "trust"
            POSTGRES_PASSWORD: ClickHouse_PostgreSQL_P@ssw0rd
            PGDATA: /postgres/data
        expose:
            - ${POSTGRES_PORT:-5432}
        volumes:
            - type: ${POSTGRES_LOGS_FS:-tmpfs}
              source: ${POSTGRES3_DIR:-}
              target: /postgres/
        cpus: 3
    postgres4:
        image: postgres
        stop_grace_period: 5s
        command: ["postgres", "-c", "logging_collector=on", "-c", "log_directory=/postgres/logs", "-c", "log_filename=postgresql.log", "-c", "log_statement=all"]
        restart: always
        environment:
            POSTGRES_HOST_AUTH_METHOD: "trust"
            POSTGRES_PASSWORD: ClickHouse_PostgreSQL_P@ssw0rd
            PGDATA: /postgres/data
        expose:
            - ${POSTGRES_PORT:-5432}
        volumes:
            - type: ${POSTGRES_LOGS_FS:-tmpfs}
              source: ${POSTGRES4_DIR:-}
              target: /postgres/
        cpus: 3