ScyllaDB

# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: apps/v1
kind: Deployment
metadata:
  name: scylladb
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: scylladb
  template:
    metadata:
      labels:
        app.kubernetes.io/name: scylladb
    spec:
      containers:
      - name: scylladb
        image: scylladb/scylla:5.0.5
+       ports:
+       - containerPort: 9180
+         name: prometheus

# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: monitoring.googleapis.com/v1
kind: PodMonitoring
metadata:
  name: scylladb
  labels:
    app.kubernetes.io/name: scylladb
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  endpoints:
  - port: prometheus
    interval: 30s
    path: /metrics
  selector:
    matchLabels:
      app.kubernetes.io/name: scylladb

# Copyright 2023 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: monitoring.googleapis.com/v1
kind: Rules
metadata:
  name: scylladb-rules
  labels:
    app.kubernetes.io/component: rules
    app.kubernetes.io/name: scylladb-rules
    app.kubernetes.io/part-of: google-cloud-managed-prometheus
spec:
  groups:
  - name: scylladb
    interval: 30s
    rules:
    - alert: ScyllaDBHighCompactionLoad
      annotations:
        description: |-
          ScyllaDB high compaction load
            VALUE = {{ $value }}
            LABELS: {{ $labels }}
        summary: ScyllaDB high compaction load (instance {{ $labels.instance }})
      expr: scylla_scheduler_shares{group="compaction"} >= 1000
      for: 5m
      labels:
        severity: critical
    - alert: ScyllaDBHighPreparedStatementEvictionRate
      annotations:
        description: |-
          ScyllaDB high prepared statement eviction rate
            VALUE = {{ $value }}
            LABELS: {{ $labels }}
        summary: ScyllaDB high prepared statement eviction rate (instance {{ $labels.instance }})
      expr: (scylla_cql_prepared_cache_evictions + scylla_cql_authorized_prepared_statements_cache_evictions) > 100
      for: 5m
      labels:
        severity: warning