/dev/sr0 3.7G 3.7G 0 100% /media/CentOS_6.8_Final no space left on device磁盘空间不足处理

水深无声 2023-07-13 03:44 17阅读 0赞

# 查看所有空间文件所占的空间大小 #

\[root@Hadoop modules\]\# **du -sh /\***  
7.3M    /bin  
64M    /boot  
304K    /dev  
40M    /etc  
88K    /home  
325M    /lib  
43M    /lib64  
16K    /lost+found  
4.0K    /media  
8.0K    /mnt  
3.4G    /opt  
du: cannot access \`/proc/3185/task/3185/fd/4': No such file or directory  
du: cannot access \`/proc/3185/task/3185/fdinfo/4': No such file or directory  
du: cannot access \`/proc/3185/fd/4': No such file or directory  
du: cannot access \`/proc/3185/fdinfo/4': No such file or directory  
0    /proc  
344M    /root  
16M    /sbin  
0    /selinux  
4.0K    /srv  
0    /sys  
424M    /tmp

rm: cannot remove `CentOS_6.8_Final/Packages/sat4j-2.2.0-4.0.el6.noarch.rpm': Read-only file system
    
    rm: cannot remove `CentOS_6.8_Final/Packages/un-core-batang-fonts-1.0.2-0.15.080608.el6.noarch.rpm': Read-only file system
    rm: cannot remove `CentOS_6.8_Final/Packages/un-core-fonts-common-1.0.2-0.15.080608.el6.noarch.rpm': Read-only file system
    
    rm: cannot remove `CentOS_6.8_Final/TRANS.TBL': Read-only file system
    rm: cannot remove `CentOS_6.8_Final/.discinfo': Read-only file system
    rm: cannot remove `CentOS_6.8_Final/.treeinfo': Read-only file system
    [root@CentOSB media]# ll
    total 4
    dr-xr-xr-x. 7 root root 4096 May 23  2016 CentOS_6.8_Final
    [root@CentOSB media]# du -sh * | sort -nr 
    3.7G	CentOS_6.8_Final
    [root@CentOSB media]# du -sh * | sort -nr 
    3.7G	CentOS_6.8_Final
    [root@CentOSB media]#  df -i
    Filesystem           Inodes  IUsed  IFree IUse% Mounted on
    /dev/mapper/VolGroup-lv_root
                         558624 264038 294586   48% /
    tmpfs                126430      4 126426    1% /dev/shm
    /dev/sda1            128016     44 127972    1% /boot
    /dev/sr0                  0      0      0     - /media/CentOS_6.8_Final
    [root@CentOSB media]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    /dev/sr0              3.7G  3.7G     0 100% /media/CentOS_6.8_Final
    [root@CentOSB media]# umount /media/CentOS_6.8_Final/
    [root@CentOSB media]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB media]#  df -i
    Filesystem           Inodes  IUsed  IFree IUse% Mounted on
    /dev/mapper/VolGroup-lv_root
                         558624 264038 294586   48% /
    tmpfs                126430      4 126426    1% /dev/shm
    /dev/sda1            128016     44 127972    1% /boot
    [root@CentOSB media]# cd  ..
    [root@CentOSB /]# cd /
    [root@CentOSB /]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB /]#  df -i
    Filesystem           Inodes  IUsed  IFree IUse% Mounted on
    /dev/mapper/VolGroup-lv_root
                         558624 264038 294586   48% /
    tmpfs                126430      4 126426    1% /dev/shm
    /dev/sda1            128016     44 127972    1% /boot
    [root@CentOSB /]# free
                 total       used       free     shared    buffers     cached
    Mem:       1011440     945132      66308       2796      78252     529972
    -/+ buffers/cache:     336908     674532
    Swap:      1048572          0    1048572
    [root@CentOSB /]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB /]#  df -i
    Filesystem           Inodes  IUsed  IFree IUse% Mounted on
    /dev/mapper/VolGroup-lv_root
                         558624 264038 294586   48% /
    tmpfs                126430      4 126426    1% /dev/shm
    /dev/sda1            128016     44 127972    1% /boot
    [root@CentOSB /]#  df -i
    Filesystem           Inodes  IUsed  IFree IUse% Mounted on
    /dev/mapper/VolGroup-lv_root
                         558624 264038 294586   48% /
    tmpfs                126430      4 126426    1% /dev/shm
    /dev/sda1            128016     44 127972    1% /boot
    [root@CentOSB /]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB /]# cd
    [root@CentOSB ~]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB ~]# umount  /
    umount: /: device is busy.
            (In some cases useful info about processes that use
             the device is found by lsof(8) or fuser(1))
    [root@CentOSB ~]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB ~]# umount  /dev/mapper/VolGroup-lv_root
    umount: /: device is busy.
            (In some cases useful info about processes that use
             the device is found by lsof(8) or fuser(1))
    [root@CentOSB ~]# ls
    anaconda-ks.cfg  Desktop  Documents  Downloads  install.log  install.log.syslog  Music  Pictures  Public  Templates  Videos  zookeeper.out
    [root@CentOSB ~]# pwd
    /root
     
    [root@CentOSB ~]#  df -h
    Filesystem            Size  Used Avail Use% Mounted on
    /dev/mapper/VolGroup-lv_root
                          8.3G  8.3G     0 100% /
    tmpfs                 494M   76K  494M   1% /dev/shm
    /dev/sda1             477M   66M  386M  15% /boot
    [root@CentOSB ~]# mount /media/CentOS_6.8_Final/
    mount: can't find /media/CentOS_6.8_Final/ in /etc/fstab or /etc/mtab
    [root@CentOSB ~]# du -sh /*
    7.7M	/bin
    64M	/boot
    308K	/dev
    40M	/etc
    4.0K	/home
    331M	/lib
    30M	/lib64
    16K	/lost+found
    4.0K	/media
    0	/misc
    4.0K	/mnt
    0	/net
    ^A3.7G	/opt
    du: cannot access `/proc/5755/task/5755/fd/4': No such file or directory
    du: cannot access `/proc/5755/task/5755/fdinfo/4': No such file or directory
    du: cannot access `/proc/5755/fd/4': No such file or directory
    du: cannot access `/proc/5755/fdinfo/4': No such file or directory
    0	/proc
    27M	/root
    17M	/sbin
    0	/selinux
    4.0K	/srv
    0	/sys
    240K	/tmp