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32 changes: 32 additions & 0 deletions docs/docs/metrics/node-agent.md
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,12 @@ Each container metric has the `container_id` label. This is a compound identifie
* **Type**: Counter
* **Source**: [Delay accounting](https://www.kernel.org/doc/html/latest/accounting/delay-accounting.html)

### container_resources_cpu_pressure_waiting_seconds_total
* **Description**: Total time in seconds that the container were delayed due to CPU pressure
* **Type**: Counter
* **Source**: [PSI](https://www.kernel.org/doc/html/latest/accounting/psi.html) (Pressure Stall Information)
* **Labels**: kind

## Memory

### container_resources_memory_limit_bytes
Expand All @@ -54,13 +60,25 @@ Each container metric has the `container_id` label. This is a compound identifie
* **Type**: Counter
* **Source**: eBPF: tracepoint/oom/mark_victim

### container_resources_memory_pressure_waiting_seconds_total
* **Description**: Total time in seconds that the container were delayed due to memory pressure
* **Type**: Counter
* **Source**: [PSI](https://www.kernel.org/doc/html/latest/accounting/psi.html) (Pressure Stall Information)
* **Labels**: kind

## Disk

### container_resources_disk_delay_seconds_total
* **Description**: Total time duration the container has been waiting for I/Os to complete
* **Type**: Counter
* **Source**: [Delay accounting](https://www.kernel.org/doc/html/latest/accounting/delay-accounting.html)

### container_resources_io_pressure_waiting_seconds_total
* **Description**: Total time in seconds that the container were delayed due to I/O pressure
* **Type**: Counter
* **Source**: [PSI](https://www.kernel.org/doc/html/latest/accounting/psi.html) (Pressure Stall Information)
* **Labels**: kind

### container_resources_disk_size_bytes
* **Description**: Total capacity of the volume
* **Type**: Gauge
Expand Down Expand Up @@ -345,6 +363,20 @@ Each JVM metric has the `jvm` label which refers to the main class or path to th
* **Source**: `hsperfdata`
* **Labels**: `jvm`

## Node.js runtime

### container_nodejs_event_loop_blocked_time_seconds_total
* **Description**: Total time the Node.js event loop spent blocked
* **Type**: Counter
* **Source**: eBPF uprobes

## Python runtime

### container_python_thread_lock_wait_time_seconds
* **Description**: Time spent waiting acquiring GIL in seconds
* **Type**: Counter
* **Source**: eBPF uprobes

## .NET runtime

Each .NET runtime metric has the `application` label, which allows distinguishing multiple applications within the same container.
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