Create managed PostgreSQL 16 cluster

Provision HA PG16 cluster; note: pick s3 preset for prod, not burstable b-class

yc managed-postgresql cluster create --name <name> --environment production --postgresql-version 16 --network-name <name> --host zone-id=ru-central1-a,subnet-name=<name> --resource-preset s3-c2-m8 --disk-size 50 --disk-type network-ssd
tool
yc32 commands
tags
yccloudk8s

More yc commands

  • List PostgreSQL cluster hosts
    yc managed-postgresql cluster list-hosts --cluster-name <name> --format json | jq -r '.[] | "\(.name)\t\(.role)\t\(.health)"'

    Show host FQDNs with MASTER/REPLICA role and health for connection routing

  • Create PostgreSQL database and user
    yc managed-postgresql user create <name> --cluster-name <name> --password-stdin && yc managed-postgresql database create <name> --cluster-name <name> --owner <name>

    Create user via stdin then DB with that owner; note: password-stdin avoids shell history leak

  • Connect to managed PG with verify-full TLS
    curl -s https://storage.yandexcloud.net/cloud-certs/CA.pem -o ~/.postgresql/root.crt && psql "host=<host> port=6432 sslmode=verify-full dbname=<name> user=<name> target_session_attrs=read-write"

    Connect via 6432 PgBouncer with YC CA; note: verify-full needs root.crt to pin the host

  • List managed Redis clusters
    yc managed-redis cluster list --format json | jq -r '.[] | select(.health!="ALIVE") | "\(.name)\t\(.status)\t\(.health)"'

    Filter Redis clusters to unhealthy ones only for a quick fleet triage

  • List managed ClickHouse clusters with versions
    yc managed-clickhouse cluster list --format json | jq -r '.[] | "\(.name)\t\(.config.version)\t\(.resources.resourcePresetId)"'

    Audit ClickHouse cluster versions and presets to spot upgrade candidates

all 32 yc commands