[K12OSN] Test NBD Root?

[Dean Jones]

On 8/14/11 3:02 PM, Warren Togami Jr. wrote:
> On 8/12/2011 8:15 AM, Burke Almquist wrote:
>>
>> On Aug 12, 2011, at 2:53 AM, Warren Togami Jr. wrote:
>>
>>> https://fedorahosted.org/k12linux/wiki/NBDRootConfiguration
>>>
>>> Could someone please test if the NBD Root boot documentation still works?
>>>
>>> Warren
>>>
>>
>> My Optiplex GX1 (PIII 450 192MB) works out of the box as a client on a fresh install of SL6.1. Even the network setup seemed to work fine for me.
>> When I enable NBD root instead of NFS, it gets to the login screen fine. But when I try to log in, it keeps going back to the login screen again.
>> Does NBD require more memory to work?
>
> Strange... on my system, the EL6.1 chroot with NBD boot gets stuck after:
> Adding udev persistent rules                                [  OK  ]
>
> If you boot NFS the next visible thing there is starting the NBD swap,
> so I tried to turn off NBD swap with no apparent effect.
>
> I don't know what's going on.  I will dig more later.
>
> Warren
>

This is with the main EL6 release.  With the release 11 the NBD root 
works fine.  So these message comparisons are between those two versions.

The only related messages in the logs are:

/var/log/secure log errors upon login attempt:
first three lines are normal for a successful login from a thin client 
NBD root mount.

Aug 12 16:50:20 hostname123 sshd[2812]: Accepted password for ws504 from 
172.31.100.11 port 44768 ssh2
Aug 12 16:50:20 hostname123 sshd[2812]: pam_unix(sshd:session): session 
opened for user ws504 by (uid=0)
Aug 12 16:50:20 hostname123 sshd[2815]: subsystem request for sftp
Aug 12 16:50:20 hostname123 sshd[2815]: Received disconnect from 
172.31.100.11: 11: disconnected by user
Aug 12 16:50:20 hostname123 sshd[2812]: pam_unix(sshd:session): session 
closed for user ws504


from /var/log/messages for the

Aug 12 13:07:51 hostname123 xinetd[5388]: START: ldminfod pid=5569 
from=::ffff:172.31.100.74
Aug 12 13:07:51 hostname123 xinetd[5388]: EXIT: ldminfod status=0 
pid=5569 duration=0(sec)
Aug 12 13:07:51 hostname123 xinetd[5388]: START: ldminfod pid=5572 
from=::ffff:172.31.100.74
Aug 12 13:07:51 hostname123 xinetd[5388]: EXIT: ldminfod status=0 
pid=5572 duration=0(sec)