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cpu占用打印

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lixiao 2025-04-02 11:33:08 +08:00
parent 93281511bd
commit fea0ba6a69
8 changed files with 142 additions and 85 deletions
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BIN
entry/src/main/cpp/bin/libJudgeSdk.so
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1
entry/src/main/cpp/sdk/common/HDefine.h
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@ -121,6 +121,7 @@ struct MemoryStorage
struct CpuOccupyInfo
{
double idle = 0.0;
double iowait = 0.0;
double user = 0.0;
double sys = 0.0;
};

56
entry/src/main/cpp/sdk/common/HSystem.cpp
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@ -76,18 +76,22 @@
unsigned long long _total = kernel.QuadPart + user.QuadPart;
unsigned long long _idle = idle.QuadPart;
unsigned long long _iowait = 0;
unsigned long long _user = user.QuadPart;
static unsigned long long prevTotal = 0, prevIdle = 0, prevUser = 0;
static unsigned long long prevTotal = 0, prevIdle = 0, prevIowait = 0, prevUser = 0;
unsigned long long __total = _total - prevTotal;
unsigned long long __idle = _idle - prevIdle;
unsigned long long __iowait = _iowait - prevIowait;
unsigned long long __user = _user - prevUser;
prevTotal = _total;
prevIdle = _idle;
prevIowait = _iowait;
prevUser = _user;
if(__total > 0)
{
occupy->idle = (__idle) * 100.0 / __total;
occupy->iowait = (__iowait) * 100.0 / __total;
occupy->user = (__user) * 100.0 / __total;
occupy->sys = (__total - __idle - __user) * 100.0 / __total;
return true;
@ -186,35 +190,75 @@
}
bool __sdk_cpu_occupy__(struct CpuOccupyInfo* occupy)
{
std::string line;
bool root = false; //root用户权限
if(root)
{
std::ifstream procStat("/proc/stat");
if(!procStat.is_open())
{
return false;
}
//procStat.ignore(5, ' '); //跳过'cpu'前缀
//std::stringstream buffer;
//buffer << procStat.rdbuf();
//std::string str = buffer.str();
std::string line;
std::getline(procStat, line); // 读取第一行，通常是CPU统计信息
std::istringstream buffer(line); // 将字符串流转换为输入流
procStat.close();
}
else
{
FILE* pipe = ::popen("cat /proc/stat", "r"); //执行命令并打开管道
if(!pipe)
{
return false;
}
//逐行读取输出
char buf[1024] = {0};
if(::fgets(buf, sizeof(buf), pipe) == NULL)
{
::pclose(pipe); //关闭管道
return false;
}
::pclose(pipe); //关闭管道
line = buf;
// std::list<std::string> data;
// while(::fgets(buf, sizeof(buf), pipe) != nullptr)
// {
// line = buf;
// memset(buf,0,sizeof(buf));
// if(line.substr(0,3) != "cpu") { break; }
// if(line.back() == '\n') { line.pop_back(); }
// data.push_back(line);
// }
// ::pclose(pipe); // 关闭管道
}
std::istringstream sis(line); // 将字符串流转换为输入流
std::string key;
unsigned long long user=0, nice=0, sys=0, idle=0, iowait=0, irq=0, softirq=0, steal=0, guest=0, guest_nice=0;
buffer >> key >> user >> nice >> sys >> idle >> iowait >> irq >> softirq >> steal >> guest >> guest_nice;
sis >> key >> user >> nice >> sys >> idle >> iowait >> irq >> softirq >> steal >> guest >> guest_nice;
unsigned long long _total = user + nice + sys + idle + iowait + irq + softirq + steal + guest + guest_nice;
unsigned long long _idle = idle + iowait;
unsigned long long _idle = idle;
unsigned long long _iowait = iowait;
unsigned long long _user = user;
static unsigned long long prevTotal = 0, prevIdle = 0, prevUser = 0;
static unsigned long long prevTotal = 0, prevIdle = 0, prevIowait = 0, prevUser = 0;
unsigned long long __total = _total - prevTotal;
unsigned long long __idle = _idle - prevIdle;
unsigned long long __iowait = _iowait - prevIowait;
unsigned long long __user = _user - prevUser;
prevTotal = _total;
prevIdle = _idle;
prevIowait = _iowait;
prevUser = _user;
if(__total > 0)
{
occupy->idle = (__idle) * 100.0 / __total;
occupy->iowait = (__iowait) * 100.0 / __total;
occupy->user = (__user) * 100.0 / __total;
occupy->sys = (__total - __idle - __user) * 100.0 / __total;
return true;

11
entry/src/main/cpp/sdk/exam/ExamService.cpp
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@ -266,18 +266,19 @@ const char* ExamService::examPeerOccupy()
logdebug("call examPeerOccupy.");
//if(!m_init) return QE(errorInitNot);
TOccupyInfo occ;
CpuOccupyInfo cpu;
MemoryStorage memo;
DiskStorage disk;
Tools::peerOccupyCpu(cpu);
MemoryStorage memo;
Tools::peerOccupyMemory(memo, MB);
DiskStorage disk;
Tools::peerOccupyDisk("./", disk, MB);
TOccupyInfo occ;
occ.cpu.cores = Tools::getCpuProcessors();
occ.cpu.idle = std::round(cpu.idle);
occ.cpu.iowait = std::round(cpu.iowait);
occ.cpu.user = std::round(cpu.user);
occ.cpu.sys = std::round(cpu.sys);

1
entry/src/main/cpp/sdk/exam/IExamService.h
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@ -31,7 +31,6 @@ public:
virtual const char* examSecretDecrypt(const char* data, int size) = 0;
virtual int examFreeMemory(const char* buf) = 0;
virtual void examJudgeCallbackLogToCaller(int level, const char* info, int len) = 0;
virtual void examJudgeCallbackRealExamToCaller(const char* data, int len) = 0;
virtual void examJudgeCallbackPerformToCaller(const char* data, int len) = 0;

4
entry/src/main/cpp/sdk/utility/HTypes.h
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@ -1938,10 +1938,11 @@ struct TCpuOccupy
{
int32 cores = 0;
int32 idle = 0;
int32 iowait = 0;
int32 user = 0;
int32 sys = 0;
JUDGE_JSON_DEFINE(TCpuOccupy,cores,idle,user,sys);
JUDGE_JSON_DEFINE(TCpuOccupy,cores,idle,iowait,user,sys);
TCpuOccupy() noexcept { clean(); }
virtual ~TCpuOccupy() noexcept { clean(); }
@ -1949,6 +1950,7 @@ struct TCpuOccupy
{
cores = 0;
idle = 0;
iowait = 0;
user = 0;
sys = 0;
}

80
entry/src/main/ets/common/service/indexService.ts
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@ -16,6 +16,7 @@ import {
import { GlobalConfig } from '../../config/index'
import testNapi from '@ohos.hiserialsdk'
import fs from '@ohos.file.fs';
import util from '@ohos.util'
let num = 0
@ -300,45 +301,54 @@ function openChuankouFn(callback) {
}
function getChuankouFnMsg() {
let timeout = 50000; // 2秒超时
let databuff = [0x61, 0xAA, 0x0A, 0X15, 0X00]; // send ABCDE
testNapi.SerialSendAsync(globalThis.fd, databuff, (ret) => {
testNapi.SerialRecvAsync(globalThis.fd, timeout, (revTestInfo) => {
testNapi.SerialRecvAsync(globalThis.fd, 5000, (revTestInfo) => {
const message = revTestInfo?.recevedBuf?.toString()
if (message == '') {
globalThis.num = 1
// clearInterval(chuankou)
testNapi.SerialClose(globalThis.fd);
globalThis.fd = null
setTimeout(() => {
getChuankouFn()
}, 2000)
return
}
const msg = message?.split(',')
if (!msg?.length) {
} else if (msg[0] != '98' || msg[1] != '85' || msg.length < 9) {
} else if (msg.length < 12) {
} else {
globalThis.chuankoMsg = msg[9]
}
let msg = util.TextDecoder.create().decodeWithStream(new Uint8Array(revTestInfo?.recevedBuf))
let dang = Number(msg?.split(",")?.[1] || 0)
globalThis.chuankoMsg = dang
console.log("lixiao, chuankou", msg)
})
setTimeout(() => {
getChuankouFnMsg()
}, 500)
// hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync callback in');
// hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync recevedLen = %{public}d', revTestInfo.recevedLen);
// hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync recevedBuf = %{public}s', revTestInfo.recevedBuf.toString());
});
});
}, 200)
// let timeout = 50000; // 2秒超时
// let databuff = [0x61, 0xAA, 0x0A, 0X15, 0X00]; // send ABCDE
// testNapi.SerialSendAsync(globalThis.fd, databuff, (ret) => {
// testNapi.SerialRecvAsync(globalThis.fd, timeout, (revTestInfo) => {
//
// const message = revTestInfo?.recevedBuf?.toString()
// if (message == '') {
// globalThis.num = 1
// // clearInterval(chuankou)
// testNapi.SerialClose(globalThis.fd);
// globalThis.fd = null
// setTimeout(() => {
// getChuankouFn()
// }, 2000)
// return
// }
// const msg = message?.split(',')
// if (!msg?.length) {
//
// } else if (msg[0] != '98' || msg[1] != '85' || msg.length < 9) {
//
// } else if (msg.length < 12) {
//
// } else {
// globalThis.chuankoMsg = msg[9]
// }
//
// setTimeout(() => {
// getChuankouFnMsg()
// }, 500)
//
// // hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync callback in');
// // hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync recevedLen = %{public}d', revTestInfo.recevedLen);
// // hilog.info(0x0000, 'testTag', 'Test NAPI SerialRecvAsync recevedBuf = %{public}s', revTestInfo.recevedBuf.toString());
// });
//
// });
// let revTestInfo = testNapi?.SerialRecv(globalThis.fd, timeout);
}
let chuankou

2
entry/src/main/ets/common/utils/UdpClientByCenter.ts
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@ -314,7 +314,7 @@ export default class UdpClientByCenter {
}
strachArr[28] = globalThis.chuankoMsg || strachArr[28]
// console.log("lixiao", globalThis.chuankoMsg, strachArr[28])
// this.stashFn(str)
const newArr = JSON.parse(JSON.stringify(strachArr))
// this.writeLog({