• 查看磁盘读写:iotop


    iotop命令用来动态地查看磁盘IO情况,用法如下:

    [root@localhost ~]$ yum install -y iotop    # 安装iotop命令
    [root@localhost ~]$ iotop   
    Total DISK READ :       0.00 B/s | Total DISK WRITE :       0.00 B/s               
    Actual DISK READ:       0.00 B/s | Actual DISK WRITE:       0.00 B/s               
      TID  PRIO  USER     DISK READ  DISK WRITE  SWAPIN     IO>    COMMAND             
    31057 be/4 root        0.00 B/s    0.00 B/s  0.00 %  0.01 % [kworker/0:1]          
        2 be/4 root        0.00 B/s    0.00 B/s  0.00 %  0.00 % [kthreadd]             
        3 be/4 root        0.00 B/s    0.00 B/s  0.00 %  0.00 % [ksoftirqd/0]          
    10244 be/4 root        0.00 B/s    0.00 B/s  0.00 %  0.00 % containerd
        5 be/0 root        0.00 B/s    0.00 B/s  0.00 %  0.00 % [kworker/0:0H]
        7 rt/4 root        0.00 B/s    0.00 B/s  0.00 %  0.00 % [migration/0]
    
    # Total DISK READ:从磁盘中读取的总速率
    # Total DISK WRITE:往磁盘里写入的总速率
    # Actual DISK READ:从磁盘中读取的实际速率
    # Actual DISK WRITE:往磁盘里写入的实际速率
    # TID:线程ID,按p可转换成进程ID
    # PRIO:优先级
    # USER:线程所有者
    # DISK READ:从磁盘中读取的速率
    # DISK WRITE:往磁盘里写入的速率
    # SWAPIN:swap交换百分比
    # IO>:IO等待所占用的百分比
    # COMMAND:具体的进程命令

        

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  • 原文地址:https://www.cnblogs.com/pzk7788/p/10301778.html
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