使用rt_thread_delete删除线程后，资源没有被释放

发布于 2025-01-02 18:18:26 浏览：70 订阅该版

```c
#include <rtthread.h>
#include "drv_can_comm.h"
#include "SerialComCanDev.h"

uint32_t CanTestCnt = 0;

rt_thread_t CanTestThreadPtr;

void CanCommunicationTestThread(void *param)
{
	uint32_t CAN_ID = 0;
    while (1)
    {
		CAN_ID++;
		uint8_t MsgBuf1[8] = "helloWD";
		SerialCAN1_SendMsg(CAN_ID,8,CAN_FF_EXTENDED,CAN_FT_DATA,MsgBuf1);
		CAN_ID++;
		uint8_t MsgBuf2[8] = {0xAA,0xBB,0xCC,0xDD,0xEE,0xFF,0x11,0x22};
		SerialCAN1_SendMsg(CAN_ID,8,CAN_FF_EXTENDED,CAN_FT_DATA,MsgBuf2);
		rt_thread_delay(1);
		CanTestCnt++;
		if(CAN_ID > 50000)
		{
			break;
		}
    }
	rt_thread_delete(CanTestThreadPtr);
}

int CanCommunicationTestThreadInit()
{
     CanTestThreadPtr = rt_thread_create("CommunicationTest_thread",
                               CanCommunicationTestThread,
                               RT_NULL,
                               4096 * 1,
                               5,
                               5);

if (CanTestThreadPtr == RT_NULL)
    {
        while (1);
    }

rt_thread_startup(CanTestThreadPtr);
    return 0;
}
MSH_CMD_EXPORT(CanCommunicationTestThreadInit,Can Test);

```

```shell
00> free
00> total memory: 254512
00> used memory : 36764
00> maximum allocated memory: 36764
00> msh >
  < CanCommunicationTestThreadInit
00> CanCommunicationTestThreadInit
00> msh >
  < free
00> free
00> total memory: 254512
00> used memory : 41028
00> maximum allocated memory: 41028
00> msh >
  < CanCommunicationTestThreadInit
00> CanCommunicationTestThreadInit
00> msh >
  < free
00> free
00> total memory: 254512
00> used memory : 45292
00> maximum allocated memory: 45292
00> msh >
00> msh >
  < ps
00> ps
00> thread           pri  status      sp     stack size max used left tick  error
00> ---------------- ---  ------- ---------- ----------  ------  ---------- ---
00> CommunicationTes   5  close   0x00000048 0x00001000    05%   0x00000005 000
00> CommunicationTes   5  close   0x00000048 0x00001000    05%   0x00000005 000
00> AutoPilotRun       1  suspend 0x000000f4 0x00005000    06%   0x00000002 000
```