---
title: KmlVmlSetNumThreads
description: "支持运行时设置线程数。"
url: https://www.hikunpeng.com/document/detail/zh/kunpenghpcs/hpckit/devg/kunpengaccel_kml_0139.html
sourcePath: /source/zh/kunpenghpcs/hpckit/devg/kunpengaccel_kml_0139.html
indexId: 9ebd34e106b8f49f98247729df895617c1377a6245000c405a1a37d12bb54f7961
---
# KmlVmlSetNumThreads

支持运行时设置线程数。

#### 接口定义

void KmlVmlSetNumThreads(int nThreads)


#### 参数

| 参数名 | 类型 | 描述 | 输入/输出 |
| --- | --- | --- | --- |
| nThreads | 整型数 | 设置的线程数，要求nThreads>0。 | 输入 |


#### 依赖

#include "kvml.h"


#### 示例

```
KmlVmlSetNumThreads(4); // 设置运行线程数为4
```