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cpu_overload's Introduction

Release Note:

  • v0.0.1 : CPU多核Linux CentOS的整体CPU%达到指定的值。

说明:

该应用脚本是为了提高机器的CPU使用率,它会根据当前机器CPU (会自动排除本程序进程所占用CPU%) 决定是否需要”协助“已提高当前机器的CPU的使用率;

  1. 当前脚本会自动的去判断当前机器的CPU逻辑单元数目;
  2. 脚本的检查周期为 1min;
  3. 具备自动调节能力,会自动计算以达到用户指定的总CPU% 占有率;(当前脚本CPU%(自动调节,调节周期1min) + 其它进程CPU% 约等于= 用户目标总CPU%) 备注:
  4. 不要去更改脚本的相对路径,所有脚本都得按照我提供的路径(平级)存放,因为脚本中使用的时相对路径进行脚本间的调用;
  5. 提供了test 脚本,用于测试cpu_scheduler 程序能否自适应,使用者可以自行学习验证;
  6. cpulimit 只能在Linux CenOS上使用,如果需要在其它平台使用,则需要根据(c++源文件重新编译);
  • 3.1 unzip cpulimit.zip
  • 3.2 cd cpulimit-master
  • 3.3 make
  • 3.4 copy src/cpulimit 到当前应用目录

启动命令(推荐):

$ cd ${cpu_greeedy目录}
$ ./start_kg_cpu_control.sh -e 50
或者
$ ./start_kg_cpu_control.sh -e 50 -l 50

终止命令:

$ cd ${cpu_greeedy目录}
$ ./stop_kg_cpu_control.sh

备注:
-e: 表示希望机器达到的总CPU% 占用率;
-l: 表示我提供的脚本进程, "贪婪进程"对单个CPU逻辑单元的占用率, 推荐60. 避免过高独占一个完整的CPU逻辑单元而降低CPU的并发度.

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