| Application | http.client.request.duration | http_client_request_duration_seconds | Histogram | seconds | Duration of HTTP service calls from the client side |
| Application | http.client.request.body.size | http_client_request_body_size_bytes | Histogram | bytes | Size of the HTTP request body as sent by the client |
| Application | http.server.request.duration | http_server_request_duration_seconds | Histogram | seconds | Duration of HTTP service calls from the server side |
| Application | http.server.request.body.size | http_server_request_body_size_bytes | Histogram | bytes | Size of the HTTP request body as received at the server side |
| Application | rpc.client.duration | rpc_client_duration_seconds | Histogram | seconds | Duration of GRPC service calls from the client side |
| Application | rpc.server.duration | rpc_server_duration_seconds | Histogram | seconds | Duration of RPC service calls from the server side |
| Application | sql.client.duration | sql_client_duration_seconds | Histogram | seconds | Duration of SQL client operations (Experimental) |
| Application | redis.client.duration | redis_client_duration_seconds | Histogram | seconds | Duration of Redis client operations (Experimental) |
| Application | messaging.publish.duration | messaging_publish_duration | Histogram | seconds | Duration of Messaging (Kafka) publish operations (Experimental) |
| Application | messaging.process.duration | messaging_process_duration | Histogram | seconds | Duration of Messaging (Kafka) process operations (Experimental) |
| Application process | process.cpu.time | process_cpu_time_seconds_total | Counter | seconds | Total CPU seconds broken down by different states (system/user/wait) |
| Application process | process.cpu.utilization | process_cpu_utilization_ratio | Gauge | ratio | Difference in process.cpu.time since the last measurement, divided by the elapsed time and number of CPUs available to the process |
| Application process | process.memory.usage | process_memory_usage_bytes | UpDownCounter | bytes | The amount of physical memory in use |
| Application process | process.memory.virtual | process_memory_virtual_bytes | UpDownCounter | bytes | The amount of committed virtual memory |
| Application process | process.disk.io | process_disk_io_bytes_total | Counter | bytes | Disk bytes transferred |
| Application process | process.network.io | process_network_io_bytes_total | Counter | bytes | Network bytes transferred |
| Network | beyla.network.flow.bytes | beyla_network_flow_bytes | Counter | bytes | Bytes submitted from a source network endpoint to a destination network endpoint |
| Network | beyla.network.inter.zone.bytes | beyla_network_inter_zone_bytes | Counter | bytes | Bytes flowing between cloud availability zones in your cluster (Experimental, currently only available in Kubernetes) |
