shell 命令 sleep 1 秒都会卡住,是什么原因 - V2EX
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koebehshian
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shell 命令 sleep 1 秒都会卡住,是什么原因

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  •   koebehshian 2018-01-24 10:24:37 +08:00 3599 次点击
    这是一个创建于 2824 天前的主题,其中的信息可能已经有所发展或是发生改变。

    1503 1 root S 3188 5% 0% /usr/sbin/nmbd -F 1502 1 root S 3096 5% 0% /usr/sbin/smbd -F 1536 1 root S 1808 3% 0% /usr/sbin/hostapd -P /var/run/wifi-ph 1221 1 root S 1640 3% 0% /sbin/netifd 1407 1 root S 1636 3% 0% /usr/sbin/uhttpd -f -h /www -r StarNe 13490 1221 root S 1600 3% 0% /usr/sbin/pppd nodetach ipparam wan i 1187 1 root S 1568 3% 0% /sbin/rpcd 14109 14101 root S 1492 2% 0% -ash 13403 1666 root S 1488 2% 0% {resetgpio25.sh} /bin/sh /root/resetg 1641 1 root S 1488 2% 0% /usr/sbin/ntpd -n -S /usr/sbin/ntpd-h 1666 1 root S 1484 2% 0% {checktty.sh} /bin/sh /root/checktty. 1669 1 root S 1484 2% 0% {check_update.sh} /bin/sh /root/check 14036 1669 root S 1476 2% 0% sleep 1800 14527 13403 root S 1476 2% 0% sleep 1 1 0 root S 1436 2% 0% /sbin/procd 1256 1 root S 1192 2% 0% /usr/sbin/odhcpd 1304 1 root S 1148 2% 0% /usr/sbin/dropbear -F -P /va

    3IOhG7M0knRu5UlC
        1
    3IOhG7M0knRu5UlC  
       2018-01-24 10:47:06 +08:00 via Android   1
    看下硬盘
    koebehshian
        2
    koebehshian  
    OP
       2018-01-24 10:50:23 +08:00
    @GooMS 是嵌入式设备
    Filesystem 1K-blocks Used Available Use% Mounted on
    rootfs 6592 3524 3068 53% /
    /dev/root 8192 8192 0 100% /rom
    tmpfs 30720 484 30236 2% /tmp
    /dev/mtdblock6 6592 3524 3068 53% /overlay
    overlayfs:/overlay 6592 3524 3068 53% /
    tmpfs 512 0 512 0% /dev
    koebehshian
        3
    koebehshian  
    OP
       2018-01-24 10:52:02 +08:00
    @GooMS 本来想改成截图,改不了了,发了个新主题 t/425473#reply1
    3IOhG7M0knRu5UlC
        4
    3IOhG7M0knRu5UlC  
       2018-01-24 10:52:57 +08:00 via Android
    @koebehshian 我有一次命令缓慢是因为磁盘性能太差。
    koebehshian
        5
    koebehshian  
    OP
       2018-01-24 10:57:34 +08:00
    @GooMS 放前台运行可以的,后台奇怪连 sleep 1 都会卡住,按理说 sleep 是个进程,过 1 秒自己结束完就自杀了,而且你可以从我的截图里看到,sleep1 的父进程,爷进程都还在的
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