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[root@tonyx home]# du
4       ./tonyxu/.mozilla/plugins
4       ./tonyxu/.mozilla/extensions
12      ./tonyxu/.mozilla
4       ./tonyxu/.gnome2
40      ./tonyxu
44      .
˵Ã÷£º
Ö»ÏÔʾµ±Ç°homeĿ¼¼°×ÓĿ¼µÄ´óС£¬×îÏÂÃæµÄ44Ϊµ±Ç°Ä¿Â¼×ܼÆÊý
ʵÀý2£ºÏÔʾָ¶¨ÎļþËùÕ¼¿Õ¼ä
[root@tonyx etc]# du inittab 
4       inittab
ʵÀý3£º²é¿´Ö¸¶¨Ä¿Â¼ËùÕ¼¿Õ¼ä
[root@tonyx home]# du tonyxu
4       tonyxu/.mozilla/plugins
4       tonyxu/.mozilla/extensions
12      tonyxu/.mozilla
4       tonyxu/.gnome2
40      tonyxu
ʵÀý4£ºÏÔʾÎļþºÍĿ¼
[root@tonyx home]# du -ah tonyxu
4.0K    tonyxu/.mozilla/plugins
4.0K    tonyxu/.mozilla/extensions
12K     tonyxu/.mozilla
4.0K    tonyxu/.bash_history
4.0K    tonyxu/.gnome2
4.0K    tonyxu/.viminfo
4.0K    tonyxu/.bash_profile
4.0K    tonyxu/.bash_logout
4.0K    tonyxu/.bashrc
40K     tonyxu
ʵÀý5£ºÏÔʾÁ½¸öĿ¼ËùÕ¼´ÅÅÌ¿Õ¼ä´óС
[root@tonyx tmp]# du yum yum.bake
4       yum
8       yum.bake
ʵÀý6£ºvarĿ¼ÖеÄij¸öÎļþÌ«´ó£¬¾Í¿ÉÒÔʹÓÃÈçÏÂÃüÁî²é¿´
[root@tonyx tonyxu]# du -s /var/*|sort -nr
468216  /var/cache
61260   /var/lib
1852    /var/log
1172    /var/www
160     /var/spool
148     /var/run
16      /var/tmp
16      /var/lock
8       /var/empty
8       /var/db
4       /var/yp
4       /var/preserve
4       /var/opt
4       /var/nis
4       /var/local
4       /var/gdm
4       /var/games
4       /var/crash
4       /var/account
0       /var/mail
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Sort -nr ´Ó´óµ½Ð¡ÅÅÁе¹ÐðÅÅÁУ¬½«Õ¼ÓôÅÅÌ¿Õ¼ä×î´óµÄÎļþ×îÏÈÏÔʾ³öÀ´£¬¼´¿É¼°Ê±´¦Àí¡£ÔËάµ±ÖУ¬·Ç³£ÖØÒªµÄÃüÁÐèÀμÇ

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