[GE users] How to clear internal hostname cache?

Joe Landman landman at scalableinformatics.com
Wed Mar 22 06:47:03 GMT 2006


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That should not be the case.  Which Rocks is this?

Kim Leng Goh wrote:
> Wow, it's amazing that a normal user (not root) can execute
> /boot/kickstart/cluster-kickstart successfully:
> 
> On 3/22/06, Joe Landman <landman at scalableinformatics.com> wrote:
> [...]
> 
>>3) if the above doesn't work, then you need to go to the tactical
>>battlefield weaponry and re-install that compute node.  Remove all
>>traces of compute-0-7 from the sge directories on the head node using
>>the qconf tools or the qmon tool, and restart sge on the head node.
>>
>>Note:  before you do the following, THIS WILL DESTROY DATA AND
>>CONFIGURATION FILES ON THE COMPUTE NODE.   Don't do this unless you have
>>no other choice.  Rocks will automatically set most everything up for
>>you, but if you have made changes, you are going to need to re-replicate
>>those changes.
>>
>>Only if you are really sure you want to do this.  Remember, data and
>>other bits will be forever lost from compute-0-7 if you follow these steps.
>>
>>Once you are really, really sure you want to do this, log onto the
>>compute-0-7 (DO NOT TYPE THIS ON THE HEAD NODE!!!!!!!) and type
>>
>>        /boot/kickstart/cluster-kickstart
>>
>>and then step away.
>>
>>The node will be rebuilt.  SGE will be re-installed.  Everything should
>>work.
> 
> 
> 
> $ /boot/kickstart/cluster-kickstart
> Shutting down kernel logger:                               [  OK  ]
> Shutting down system logger:                               [  OK  ]
> 
> Broadcast message from root (pts/0) (Wed Mar 22 14:42:28 2006):
> 
> The system is going down for reboot NOW!
> 
> 
> 
>>Unless the Rocks database is toasted.  Or the distribution has been
>>damaged.  But you have bigger worries if this is the case.
> 
> 
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-- 
Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics LLC,
email: landman at scalableinformatics.com
web  : http://www.scalableinformatics.com
phone: +1 734 786 8423
fax  : +1 734 786 8452
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