---
title: "Load Balancer (VPC) metrics"
slug: "networking-vloadbalancer-metric"
updated: 2026-09-17T10:12:33Z
published: 2026-09-17T10:12:33Z
canonical: "api.ncloud-docs.com/networking-vloadbalancer-metric"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://api.ncloud-docs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Load Balancer (VPC) metrics

Available in VPC

This section provides information on the performance and operational metrics of the Load Balancer service. Performance/operational metrics can be managed in an integrated manner through NAVER Cloud Platform's Cloud Insight service and can be used for various monitoring purposes.

              Note

              

See the [Cloud Insight API Guide](/docs/en/management-cloudinsight) for information on how to use performance/operational metrics for monitoring.

## Load Balancer Monitor

This section provides information on Load Balancer Monitor.

### Basic information

The following is the basic information of the Load Balancer Monitor for using performance/operational metrics.

- Product name (`prodName`)
  - System/Load Balancer(VPC)
- Product key (`cw_key`)
  - 460438727509020672

### Performance/operation metrics

The performance/operational metrics of the Load Balancer Monitor are as follows:

- Metric

| Metric name | Data type | Unit | Metric type | Description | Interval | Aggregation |
| --- | --- | --- | --- | --- | --- | --- |
|  | connections_per_second | FLOAT | num/sec | Basic, Default | Connection per Second | Min1,Min5,Min30,Hour2,Day1 |
|  | concurrent_session | FLOAT | num/sec | Basic, Default | Concurrent Connection | Min1,Min5,Min30,Hour2,Day1 |
|  | traffic_in_byte | FLOAT | bytes/sec | Basic | inbound traffic | Min1,Min5,Min30,Hour2,Day1 |
|  | traffic_out_byte | FLOAT | bytes/sec | Basic, Default | outbound traffic | Min1,Min5,Min30,Hour2,Day1 |
- Dimension

| Dimension name | Data type | idDimension |
| --- | --- | --- |
|  | loadBalancerPort | STRING |
|  | instanceId | STRING |
|  | loadBalancerName | STRING |
|  | networkType | STRING |
|  | layerType | STRING |

## Load Balancer Target Group

This section provides information about the Load Balancer target group.

### Basic information

The following is the basic information of the Load Balancer target group for using performance/operational metrics.

- Product name (`prodName`)
  - System/Load Balancer Target Group(VPC)
- Product key (`cw_key`)
  - 514421184167809024

### Performance/operation metrics

The performance/operational metrics of the Load Balancer target group are as follows:

- Metric

| Metric name | Data type | Unit | Metric type | Description | Interval | Aggregation |
| --- | --- | --- | --- | --- | --- | --- |
|  | available_host_count | INTEGER | num | Basic | available host count | Min1,Min5,Min30,Hour2,Day1 |
|  | unavailable_host_count | INTEGER | num | Basic | unavailable host count | Min1,Min5,Min30,Hour2,Day1 |
- Dimension

| Dimension name | Data type |
| --- | --- |
|  | targetGroupNo |