Linux ps -o 查看进程启动时间

时间参数


  • 如下表
    参数    含义
    start 显示进程启动时间的简短格式。通常,它会显示日期时间中的月-日 或者 时-分-秒
    start_time  显示进程启动时间的简短格式,通常格式是 年 或者  月-日 或者  时-分,没有秒
    etime 显示进程启动的累积时间,通常格式是 天-时-分-秒
    etimes 显示进程启动的累积时间,通常格式是以秒为单位
    lstart 显示进程的启动时间的长格式,通常格式是 星期-月-日 时-分-秒 年
    stime 表示进程在内核态(Kernel Mode)运行的累计时间。内核态是指进程在执行系统调用或其他内核相关操作时所处的运行模式,通常格式是 年 或者  月-日 或者  时-分,没有秒

具体使用方法


  1. 执行命令

    [21:34:37] root@test-b5-nginx-33-102:/etc/tengine # ps -eo pid,start,lstart,%cpu,start_time,etime,cmd | head -n 1 && ps -eo pid,start,lstart,%cpu,start_time,etime,cmd | grep nginx
    PID STARTED STARTED %CPU START ELAPSED CMD
    4470 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4471 20:37:01 Fri Jul 21 20:37:01 2023 0.1 20:37 01:00:17 nginx: worker process
    4472 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4473 20:37:01 Fri Jul 21 20:37:01 2023 0.3 20:37 01:00:17 nginx: worker process
    4474 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4475 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4476 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4477 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4478 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4479 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4480 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4481 20:37:01 Fri Jul 21 20:37:01 2023 0.1 20:37 01:00:17 nginx: worker process
    4482 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4483 20:37:01 Fri Jul 21 20:37:01 2023 0.3 20:37 01:00:17 nginx: worker process
    4484 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4485 20:37:01 Fri Jul 21 20:37:01 2023 0.2 20:37 01:00:17 nginx: worker process
    4486 20:37:01 Fri Jul 21 20:37:01 2023 0.6 20:37 01:00:17 nginx: worker process
    4487 20:37:01 Fri Jul 21 20:37:01 2023 0.3 20:37 01:00:17 nginx: worker process
    4488 20:37:01 Fri Jul 21 20:37:01 2023 1.8 20:37 01:00:17 nginx: worker process
    4489 20:37:01 Fri Jul 21 20:37:01 2023 0.9 20:37 01:00:17 nginx: worker process
    4490 20:37:01 Fri Jul 21 20:37:01 2023 5.6 20:37 01:00:17 nginx: worker process
    4491 20:37:01 Fri Jul 21 20:37:01 2023 10.2 20:37 01:00:17 nginx: worker process
    4492 20:37:01 Fri Jul 21 20:37:01 2023 15.9 20:37 01:00:17 nginx: worker process
    4493 20:37:01 Fri Jul 21 20:37:01 2023 19.1 20:37 01:00:17 nginx: worker process
    5968 Jun 29 Thu Jun 29 12:22:34 2023 0.0 6月29 22-09:14:44 nginx: master process /usr/sbin/nginx
    19489 21:37:18 Fri Jul 21 21:37:18 2023 0.0 21:37 00:00 grep --color=auto nginx
  2. ps -eo start,cmd

    月-日格式
     PID  STARTED CMD
        1   Nov 20 /usr/lib/systemd/systemd --switched-root --system --deserialize 22
        2   Nov 20 [kthreadd]
        3   Nov 20 [rcu_gp]
        4   Nov 20 [rcu_par_gp]

    时-分-秒格式

     4480 20:37:01 nginx: worker process
     4481 20:37:01 nginx: worker process
     4482 20:37:01 nginx: worker process
     4483 20:37:01 nginx: worker process
     4484 20:37:01 nginx: worker process

     

  3. ps -eo pid,start_time,cmd

    月-日格式

    37871 7月19 [kworker/u96:2-e]

    时-分格式

    41143 10:06 [kworker/33:2-ev]
    41791 19:51 [kworker/32:2-cg]
    42044 19:52 [kworker/38:0-ev]

     

常用查询参数


  1. ps -eo pid,lstart,etime,cmd | head -n 1 && ps -eo pid,lstart,etime,cmd

    [21:45:12] root@test-b5-nginx-33-102:/etc/tengine # ps -eo pid,lstart,etime,cmd | head -n 1 && ps -eo pid,lstart,etime,cmd | grep nginx
    PID STARTED ELAPSED CMD
    4470 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4471 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4472 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4473 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4474 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4475 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4476 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4477 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4478 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4479 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4480 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4481 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4482 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4483 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4484 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4485 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4486 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4487 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4488 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4489 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4490 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4491 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
    4492 Fri Jul 21 20:37:01 2023 01:08:22 nginx: worker process
posted @   MacoPlus  阅读(2965)  评论(0编辑  收藏  举报
相关博文:
阅读排行:
· 使用C#创建一个MCP客户端
· 分享一个免费、快速、无限量使用的满血 DeepSeek R1 模型,支持深度思考和联网搜索!
· ollama系列1:轻松3步本地部署deepseek,普通电脑可用
· 基于 Docker 搭建 FRP 内网穿透开源项目(很简单哒)
· 按钮权限的设计及实现
点击右上角即可分享
微信分享提示