[CentOS] Why?? NFS cached permissions groups etc
Jason Pyeron
jpyeron at pdinc.us
Sun May 5 07:42:19 UTC 2013
> -----Original Message-----
> From: Jason Pyeron
> Sent: Sunday, May 05, 2013 3:36
>
> An hour of my life disapeared and my beautiful uptime was
> rebooted and it was
> fixed by reading
>
http://serverfault.com/questions/98900/is-a-reboot-required-to-refresh-permissio
ns-after-adding-a-user-to-a-new-group
>
> #/home is mounted from a NFS export
> [jpyeron at node000 ~]$ cat /tmp/jobs/foo.txt ~jobs/test.txt
> ~jobs/userstest.txt
> afasdasd
>
> cat: /home/jobs/test.txt: Permission denied
> Sun May 5 03:20:36 EDT 2013
>
>
> #### why does this fix the issue?
> [jpyeron at node000 ~]$ newgrp jobs
>
Hmmm, logging out and then back in the problem comes back again. I cannot reboot
the NFS server but I think that would fix it.
[jpyeron at node000 ~]$ stat /tmp/jobs/foo.txt ~jobs/test.txt ~jobs/userstest.txt
File: `/tmp/jobs/foo.txt'
Size: 10 Blocks: 8 IO Block: 4096 regular file
Device: fd01h/64769d Inode: 139769 Links: 1
Access: (0660/-rw-rw----) Uid: (56736/ jobs) Gid: (56736/ jobs)
Access: 2013-05-05 02:56:55.480608527 -0400
Modify: 2013-05-05 02:56:35.487608647 -0400
Change: 2013-05-05 02:56:44.924607727 -0400
File: `/home/jobs/test.txt'
Size: 29 Blocks: 16 IO Block: 1048576 regular file
Device: 13h/19d Inode: 13058227 Links: 1
Access: (0660/-rw-rw----) Uid: (56736/ jobs) Gid: (56736/ jobs)
Access: 2013-05-05 02:27:17.000000000 -0400
Modify: 2013-05-05 02:27:17.000000000 -0400
Change: 2013-05-05 02:57:25.000000000 -0400
File: `/home/jobs/userstest.txt'
Size: 29 Blocks: 16 IO Block: 1048576 regular file
Device: 13h/19d Inode: 13058228 Links: 1
Access: (0660/-rw-rw----) Uid: (56736/ jobs) Gid: ( 100/ users)
Access: 2013-05-05 03:20:36.000000000 -0400
Modify: 2013-05-05 03:20:36.000000000 -0400
Change: 2013-05-05 03:21:11.000000000 -0400
[jpyeron at node000 ~]$
>
>
>
> [jpyeron at node000 ~]$ cat /tmp/jobs/foo.txt ~jobs/test.txt
> ~jobs/userstest.txt
> afasdasd
>
> Sun May 5 02:27:17 EDT 2013
> Sun May 5 03:20:36 EDT 2013
> [jpyeron at node000 ~]$
>
>
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