shell脚本top
时间: 2023-08-28 19:20:56 浏览: 51
该shell脚本使用top命令获取CPU利用率和空闲率,并通过bc命令进行计算。脚本首先使用grep命令和awk命令提取top命令输出的Cpu(s)行,并使用awk的-F参数指定分隔符为空格和百分号,以获取CPU的用户态利用率(cpu_us)、系统态利用率(cpu_sy)和空闲率(cpu_idle)。然后使用bc命令计算出CPU利用率的总和(cpu_sum)。最后,如果CPU利用率超过90%,则发送警告邮件。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *2* [shell脚本案例(三)利用top命令精确监控cpu使用率](https://blog.csdn.net/c13257595138/article/details/88373583)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
- *3* [shell脚本中使用top命令查看cpu或内存情况的技巧](https://blog.csdn.net/mainmaster/article/details/121220479)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}}] [.reference_item style="max-width: 50%"]
[ .reference_list ]