PCDOE Applying site reliability engineering practices — All Questions With Answers

{
  "displayName": "High Error Rate",
  "conditions": [
    {
      "displayName": "Error rate > 1%",
      "conditionThreshold": {
        "aggregations": [
          {
            "alignmentPeriod": "60s",
            "perSeriesAligner": "ALIGN_RATE"
          }
        ],
        "comparison": "COMPARISON_GT",
        "filter": "metric.type=\"custom.googleapis.com/error_rate\" AND resource.type=\"k8s_container\"",
        "duration": "300s",
        "thresholdValue": 0.01
      }
    }
  ],
  "alertStrategy": {
    "notificationRateLimit": {
      "period": "300s"
    }
  }
}

Refer to the exhibit.

```
{
  "severity": "ERROR",
  "textPayload": "Exception: java.lang.OutOfMemoryError: Java heap space\n at com.example.service.DataProcessor.process(DataProcessor.java:45)\n at com.example.service.Main.main(Main.java:20)",
  "resource": {
    "type": "k8s_container",
    "labels": {
      "cluster_name": "prod-cluster",
      "namespace_name": "default",
      "pod_name": "data-processor-7d4f8b6c9-abcde",
      "container_name": "data-processor"
    }
  },
  "labels": {
    "k8s-pod/app": "data-processor"
  }
}
```

Refer to the exhibit.

```
{
  "monitoredResource": {
    "type": "k8s_container",
    "labels": {
      "project_id": "my-project",
      "location": "us-central1",
      "cluster_name": "prod-cluster",
      "namespace_name": "default",
      "pod_name": "api-server-7d8f9c",
      "container_name": "api-server"
    }
  },
  "interval": {
    "startTime": "2025-02-10T10:00:00Z",
    "endTime": "2025-02-10T11:00:00Z"
  },
  "aggregation": {
    "alignmentPeriod": "60s",
    "perSeriesAligner": "ALIGN_MEAN",
    "crossSeriesReducer": "REDUCE_SUM"
  },
  "filter": "metric.type="kubernetes.io/container/cpu/core_usage_time" AND resource.labels.container_name="api-server"",
  "metric": {
    "type": "kubernetes.io/container/cpu/core_usage_time"
  }
}

```json
{
  "insertId": "abc123",
  "textPayload": "Error: Invalid input at Object.parse (/app/node_modules/package/index.js:100:15) at module.exports (/app/handler.js:50:10) at Runtime.handle (/app/index.js:20:5)",
  "resource": {
    "type": "cloud_run_revision",
    "labels": {
      "service_name": "my-service",
      "configuration_name": "my-service",
      "revision_name": "my-service-00001-bad"
    }
  },
  "severity": "ERROR",
  "timestamp": "2024-03-15T10:00:00Z"
}
```

```json
{
  "displayName": "High CPU Alert",
  "conditions": [
    {
      "displayName": "CPU utilization > 80%",
      "conditionThreshold": {
        "filter": "metric.type=\"compute.googleapis.com/instance/cpu/utilization\" AND resource.type=\"gce_instance\"",
        "comparison": "COMPARISON_GT",
        "thresholdValue": 0.8,
        "duration": "60s",
        "trigger": {
          "count": 1
        }
      }
    }
  ],
  "combiner": "OR",
  "alertStrategy": {
    "autoClose": "3600s"
  },
  "notificationChannels": ["projects/my-project/notificationChannels/12345"]
}
```

Refer to the exhibit.
```json
{
  "textPayload": "GET / 404 Not Found",
  "resource": {
    "type": "cloud_run_revision",
    "labels": {
      "service_name": "my-service",
      "revision_name": "my-service-00001-abc"
    }
  },
  "httpRequest": {
    "status": 404,
    "requestMethod": "GET"
  }
}
```