df: `/root/.gvfs': Permission denied

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oracle用户使用df -h时报错 

[oracle@dg1 OraBackup]$ df -h
df: `/root/.gvfs‘: Permission denied
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda3        36G   14G   21G  40% /
tmpfs           3.0G  1.2G  1.9G  40% /dev/shm
/dev/sda1       194M   34M  151M  19% /boot
shmfs           3.0G  1.2G  1.9G  40% /dev/shm
/dev/sr0        3.6G  3.6G     0 100% /mnt

红帽官方说这是个bug

Bug 447314 - df shows /root/.gvfs permission denied

Status:	CLOSED CURRENTRELEASE
Aliases:	 None (edit) 
Product:	Fedora
Component:	gvfs (Show other bugs)
Version(s):	9
Platform:	All Linux
Priority:	low Severity: medium
Target Milestone:	---
Target Release:	---
Assigned To:	Tomáš B?atek
QA Contact:	Fedora Extras Quality Assurance
URL:	
Whiteboard:	
Keywords:	
Depends On:	
Blocks:	
 	 Show dependency tree / graph

以下是本bug的solution，切换至root用户执行

[root@dg1 OracleBak]# su - root
[root@dg1 OracleBak]# umount /root/.gvfs/
[root@dg1 OracleBak]# rm -rf /root/.gvfs/

切换至oracle用户，继续查看 
[root@dg1 OracleBak]# su - oracle
[oracle@dg1 ~]$ df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda3        36G   14G   21G  40% /
tmpfs           3.0G  1.2G  1.9G  40% /dev/shm
/dev/sda1       194M   34M  151M  19% /boot
shmfs           3.0G  1.2G  1.9G  40% /dev/shm
/dev/sr0        3.6G  3.6G     0 100% /mnt

 

df: `/root/.gvfs': Permission denied

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原文地址：http://www.cnblogs.com/wqswjx/p/5625523.html