[ale] /tmp set to read-only on boot (need help)

[Chris Fowler]

mount / -o rw,remount; touch /tmp/file

On Thu, 2005-06-16 at 12:28 -0400, Ryan Fish wrote:
> Due to /tmp not being listed in /etc/fstab or /etc/mtab that command (mount
> /tmp -o rw,remount ) does not work.
> 
> [root at server02 root]# mount /tmp -o rw,remount
> mount: can't find /tmp in /etc/fstab or /etc/mtab
> 
> 
> [root at server02 root]# more /etc/fstab
> LABEL=/                 /                       ext3    defaults        1 1
> LABEL=/boot             /boot                   ext3    defaults        1 2
> none                    /dev/pts                devpts  gid=5,mode=620  0 0
> LABEL=/mc               /mc                     ext3    defaults        1 2
> LABEL=/oracle           /oracle                 ext3    defaults        1 2
> none                    /proc                   proc    defaults        0 0
> none                    /dev/shm                tmpfs   defaults        0 0
> LABEL=/var              /var                    ext3    defaults        1 2
> /dev/sdb1               swap                    swap    defaults        0 0
> /dev/cdrom              /mnt/cdrom              udf,iso9660
> noauto,owner,kudzu,ro 0 0
> /dev/fd0                /mnt/floppy             auto    noauto,owner,kudzu 0
> 0
> 192.168.3.202:/mc/backups/server02/exp /mc/backups/database/mc/exp_bk/exp
> nfs rw,hard,intr 1 2
> 192.168.3.202:/mc/backups/systems/server02/rman
> /mc/backups/database/mc/exp_bk/expold nfs rw,hard,intr 1 2
> 
> 
> [root at server02 root]# more /etc/mtab 
> /dev/sda2 / ext3 rw 0 0
> none /proc proc rw 0 0
> none /dev/pts devpts rw,gid=5,mode=620 0 0
> /dev/sdb2 /mc ext3 rw 0 0
> /dev/sda5 /oracle ext3 rw 0 0
> /dev/sda3 /var ext3 rw 0 0
> 
> 
> [root at server02 root]# mount
> /dev/sda2 on / type ext3 (rw)
> none on /proc type proc (rw)
> none on /dev/pts type devpts (rw,gid=5,mode=620)
> /dev/sdb2 on /mc type ext3 (rw)
> /dev/sda5 on /oracle type ext3 (rw)
> /dev/sda3 on /var type ext3 (rw)
> 
> -Ryan
> 
> -----Original Message-----
> From: Christopher Fowler [mailto:cfowler at outpostsentinel.com] 
> Sent: Thursday, June 16, 2005 12:11 PM
> To: FishR at bellsouth.net; Atlanta Linux Enthusiasts
> Subject: Re: [ale] /tmp set to read-only on boot (need help)
> 
> mount /tmp -o rw,remount
> 
> On Thu, 2005-06-16 at 11:50 -0400, Ryan Fish wrote:
> > I'm not sure why, but /tmp is set to read-only on a RHEL3 AS server.  I am
> trying to set it back to allow writing but am failing so far.
> > 
> > Here is what I am seeing (I am unable to write to /tmp in any manner.):
> > 
> > [root at mcdb02 root]# crontab -e
> > /tmp/crontab.17515: Read-only file system
> > 
> > 
> > When trying to force the mounts to setup I see the following:
> > 
> > [root at mcdb02 root]# mount -a
> > mount: /dev/sda1 already mounted or /boot busy
> > 
> > There is no mention of /tmp in /etc/fstab or /etc/mtab
> > 
> > I can write to other locations on the server.
> > 
> > Any ideas on what I can try to get this fixed?  I guess a clean reboot
> should allow it to function properly again but I am trying to get by without
> doing that.
> > 
> > Thank you.
> > -Ryan
> > 
> > 
> > _______________________________________________
> > Ale mailing list
> > Ale at ale.org
> > http://www.ale.org/mailman/listinfo/ale
> 
>