solaris5.9操作系统df 和du命令查看磁盘空间占用差距大
本帖最后由 swaggerhe 于 2015-06-08 17:25 编辑最近系统/opt磁盘目录占用大，于是通过 du 跟df 命令查看了，发现差距好大。
-h 数值显示采用易读方式，例如14K,14K,234M,2.7G,or 3.0T
bash-2.05# du-h /opt
.......
43M /opt/psm2/pmpcontainer-psm/webapps/pmpcontainer/WEB-INF
43M /opt/psm2/pmpcontainer-psm/webapps/pmpcontainer
81M /opt/psm2/pmpcontainer-psm/webapps
2K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/META-INF
8K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/net/mesg
9K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/net
19K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/sql/converter_xcharset
20K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/sql
673K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/jdbc/driver
674K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle/jdbc
704K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader/oracle
707K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer/loader
710K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost/pmpcontainer
711K /opt/psm2/pmpcontainer-psm/work/Catalina/localhost
712K /opt/psm2/pmpcontainer-psm/work/Catalina
713K /opt/psm2/pmpcontainer-psm/work
312M /opt/psm2/pmpcontainer-psm
27K /opt/psm2/.ssh
392M /opt/psm2
1K /opt/logbak
9.3G /opt
显示/opt占用 9.3G ,
而df -h /opt占用68G
bash-2.05# df -h /opt
Filesystem size usedavail capacityMounted on
/dev/md/dsk/d60 79G 68G 10G 87% /opt
有没有大神帮忙看看啊 可能是正在运行的程序或者文件被删除了没有释放
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