| Active Scheduler instances | cloud.gcp.composer_googleapis_com.environment.active_schedulers | - | Count |
| Active Triggerers instances | cloud.gcp.composer_googleapis_com.environment.active_triggerers | - | Count |
| Active Webserver instances | cloud.gcp.composer_googleapis_com.environment.active_webservers | - | Count |
| API Requests | cloud.gcp.composer_googleapis_com.environment.api.request_count | - | Count |
| API Latency | cloud.gcp.composer_googleapis_com.environment.api.request_latencies | - | MilliSecond |
| Celery task non-zero exit codes | cloud.gcp.composer_googleapis_com.environment.celery.execute_command_failure_count | - | Count |
| Celery task publish timeouts | cloud.gcp.composer_googleapis_com.environment.celery.task_timeout_error_count | - | Count |
| Serialized DAG fetch duration | cloud.gcp.composer_googleapis_com.environment.collect_db_dag_duration | - | MilliSecond |
| DAG callback exceptions | cloud.gcp.composer_googleapis_com.environment.dag_callback.exception_count | - | Count |
| DAG refresh errors | cloud.gcp.composer_googleapis_com.environment.dag_file.refresh_error_count | - | Count |
| DAG file load time | cloud.gcp.composer_googleapis_com.environment.dag_processing.last_duration | - | MilliSecond |
| Time since DAG processing | cloud.gcp.composer_googleapis_com.environment.dag_processing.last_run_elapsed_time | - | Second |
| DagFileProcessorManager stall count | cloud.gcp.composer_googleapis_com.environment.dag_processing.manager_stall_count | - | Count |
| Parse Error Count | cloud.gcp.composer_googleapis_com.environment.dag_processing.parse_error_count | - | Count |
| DAG parsing processes | cloud.gcp.composer_googleapis_com.environment.dag_processing.processes | - | Count |
| Processors Timeout Count | cloud.gcp.composer_googleapis_com.environment.dag_processing.processor_timeout_count | - | Count |
| Total Parse Time | cloud.gcp.composer_googleapis_com.environment.dag_processing.total_parse_time | - | Second |
| Dag Bag Size | cloud.gcp.composer_googleapis_com.environment.dagbag_size | - | Count |
| Airflow metadata database size | cloud.gcp.composer_googleapis_com.environment.database.airflow.size | - | Byte |
| Auto-failover request count | cloud.gcp.composer_googleapis_com.environment.database.auto_failover_request_count | - | Count |
| Available for failover | cloud.gcp.composer_googleapis_com.environment.database.available_for_failover | - | Count |
| Database CPU reserved cores | cloud.gcp.composer_googleapis_com.environment.database.cpu.reserved_cores | - | Count |
| Database CPU usage time | cloud.gcp.composer_googleapis_com.environment.database.cpu.usage_time | - | Second |
| Database CPU utilization | cloud.gcp.composer_googleapis_com.environment.database.cpu.utilization | - | Count |
| Database disk usage | cloud.gcp.composer_googleapis_com.environment.database.disk.bytes_used | - | Byte |
| Database disk quota | cloud.gcp.composer_googleapis_com.environment.database.disk.quota | - | Byte |
| Database disk utilization | cloud.gcp.composer_googleapis_com.environment.database.disk.utilization | - | Count |
| Database memory usage | cloud.gcp.composer_googleapis_com.environment.database.memory.bytes_used | - | Byte |
| Database memory quota | cloud.gcp.composer_googleapis_com.environment.database.memory.quota | - | Byte |
| Database memory utilization | cloud.gcp.composer_googleapis_com.environment.database.memory.utilization | - | Count |
| Database connections | cloud.gcp.composer_googleapis_com.environment.database.network.connections | - | Count |
| Database connections limit | cloud.gcp.composer_googleapis_com.environment.database.network.max_connections | - | Count |
| Database received bytes | cloud.gcp.composer_googleapis_com.environment.database.network.received_bytes_count | - | Byte |
| Database sent bytes | cloud.gcp.composer_googleapis_com.environment.database.network.sent_bytes_count | - | Byte |
| Database Healthy | cloud.gcp.composer_googleapis_com.environment.database_health | - | Unspecified |
| Failed SLA miss email notifications | cloud.gcp.composer_googleapis_com.environment.email.sla_notification_failure_count | - | Count |
| Executor Open Slots | cloud.gcp.composer_googleapis_com.environment.executor.open_slots | - | Count |
| Executor Queued Tasks | cloud.gcp.composer_googleapis_com.environment.executor.queued_tasks | - | Count |
| Executor Running Tasks | cloud.gcp.composer_googleapis_com.environment.executor.running_tasks | - | Count |
| Finished Task Instance Count | cloud.gcp.composer_googleapis_com.environment.finished_task_instance_count | - | Count |
| Airflow api checks count | cloud.gcp.composer_googleapis_com.environment.health.airflow_api_check_count | - | Count |
| Autoscaling components checks count | cloud.gcp.composer_googleapis_com.environment.health.autoscaling_check_count | - | Count |
| CMEK encryption checks count | cloud.gcp.composer_googleapis_com.environment.health.cmek_encryption_check_count | - | Count |
| Container restarts count. | cloud.gcp.composer_googleapis_com.environment.health.container_restart_count | - | Count |
| Dependency checks count | cloud.gcp.composer_googleapis_com.environment.health.dependency_check_count | - | Count |
| Dependency permissions checks count | cloud.gcp.composer_googleapis_com.environment.health.dependency_permissions_check_count | - | Count |
| Pod event count | cloud.gcp.composer_googleapis_com.environment.health.pod_event_count | - | Count |
| Redis queue checks count | cloud.gcp.composer_googleapis_com.environment.health.redis_queue_check_count | - | Count |
| Healthy | cloud.gcp.composer_googleapis_com.environment.healthy | - | Unspecified |
| Job count | cloud.gcp.composer_googleapis_com.environment.job.count | - | Count |
| Failed Job heartbeats | cloud.gcp.composer_googleapis_com.environment.job.heartbeat_failure_count | - | Count |
| Maintenance operation | cloud.gcp.composer_googleapis_com.environment.maintenance_operation | - | Count |
| Celery Workers | cloud.gcp.composer_googleapis_com.environment.num_celery_workers | - | Count |
| Tasks created per operator | cloud.gcp.composer_googleapis_com.environment.operator.created_task_instance_count | - | Count |
| Operator executions | cloud.gcp.composer_googleapis_com.environment.operator.finished_task_instance_count | - | Count |
| Open slots in the pool | cloud.gcp.composer_googleapis_com.environment.pool.open_slots | - | Count |
| Queued slots in the pool | cloud.gcp.composer_googleapis_com.environment.pool.queued_slots | - | Count |
| Running slots in the pool | cloud.gcp.composer_googleapis_com.environment.pool.running_slots | - | Count |
| Starving tasks in the pool | cloud.gcp.composer_googleapis_com.environment.pool.starving_tasks | - | Count |
| Critical section duration | cloud.gcp.composer_googleapis_com.environment.scheduler.critical_section_duration | - | MilliSecond |
| Critical section lock failures | cloud.gcp.composer_googleapis_com.environment.scheduler.critical_section_lock_failure_count | - | Count |
| Scheduler Pod Eviction Count | cloud.gcp.composer_googleapis_com.environment.scheduler.pod_eviction_count | - | Count |
| Externally killed tasks | cloud.gcp.composer_googleapis_com.environment.scheduler.task.externally_killed_count | - | Count |
| Orphaned task count | cloud.gcp.composer_googleapis_com.environment.scheduler.task.orphan_count | - | Count |
| Scheduler managed tasks | cloud.gcp.composer_googleapis_com.environment.scheduler.tasks | - | Count |
| Scheduler Heartbeats | cloud.gcp.composer_googleapis_com.environment.scheduler_heartbeat_count | - | Count |
| Failed SLA callback notifications | cloud.gcp.composer_googleapis_com.environment.sla_callback_notification_failure_count | - | Count |
| Smart sensor poking exception failures | cloud.gcp.composer_googleapis_com.environment.smart_sensor.exception_failures | - | Count |
| Smart sensor poking infrastructure failures | cloud.gcp.composer_googleapis_com.environment.smart_sensor.infra_failures | - | Count |
| Smart sensor poking exceptions | cloud.gcp.composer_googleapis_com.environment.smart_sensor.poked_exception | - | Count |
| Smart sensor successfully poked tasks | cloud.gcp.composer_googleapis_com.environment.smart_sensor.poked_success | - | Count |
| Smart sensor poked tasks | cloud.gcp.composer_googleapis_com.environment.smart_sensor.poked_tasks | - | Count |
| Snapshot creation count | cloud.gcp.composer_googleapis_com.environment.snapshot.creation_count | - | Count |
| Snapshot creation elapsed time | cloud.gcp.composer_googleapis_com.environment.snapshot.creation_elapsed_time | - | Second |
| Snapshot size | cloud.gcp.composer_googleapis_com.environment.snapshot.size | - | Byte |
| Previously succeeded task instances | cloud.gcp.composer_googleapis_com.environment.task_instance.previously_succeeded_count | - | Count |
| Task Queue Length | cloud.gcp.composer_googleapis_com.environment.task_queue_length | - | Count |
| Failed triggers | cloud.gcp.composer_googleapis_com.environment.trigger.failed_count | - | Count |
| Succeeded triggers | cloud.gcp.composer_googleapis_com.environment.trigger.succeeded_count | - | Count |
| Unfinished Task Instances | cloud.gcp.composer_googleapis_com.environment.unfinished_task_instances | - | Count |
| Web server CPU reserved cores | cloud.gcp.composer_googleapis_com.environment.web_server.cpu.reserved_cores | - | Count |
| Web server CPU usage time | cloud.gcp.composer_googleapis_com.environment.web_server.cpu.usage_time | - | Second |
| Web server health | cloud.gcp.composer_googleapis_com.environment.web_server.health | - | Unspecified |
| Web server memory usage | cloud.gcp.composer_googleapis_com.environment.web_server.memory.bytes_used | - | Byte |
| Web server memory quota | cloud.gcp.composer_googleapis_com.environment.web_server.memory.quota | - | Byte |
| Maximum Airflow workers | cloud.gcp.composer_googleapis_com.environment.worker.max_workers | - | Count |
| Minimum Airflow workers | cloud.gcp.composer_googleapis_com.environment.worker.min_workers | - | Count |
| Worker Pod Eviction Count | cloud.gcp.composer_googleapis_com.environment.worker.pod_eviction_count | - | Count |
| Workers scale factor target | cloud.gcp.composer_googleapis_com.environment.worker.scale_factor_target | - | Count |
| Zombie Tasks Killed | cloud.gcp.composer_googleapis_com.environment.zombie_task_killed_count | - | Count |