Ivan Adzhubey wrote:
> Hi DongInn,
>
> On Monday 16 April 2007 11:22:38 pm DongInn Kim wrote:
>   
>> Hi Ivan,
>>
>> Ivan Adzhubey wrote:
>>     
>>> Hi Michael,
>>>
>>> Ok, I downloaded and put all FC5 updates on the server node, updated
>>> local fedora-5 repository, regenerated oscarimage and reimaged nodes.
>>> This time it worked! Not a single rsync timeout anymore. So it was a
>>> rsync bug, perhaps triggered by a particular combination of
>>> hardware/kernel/drivers.
>>>
>>> Now I am having another problem, with SGE configuration on slave nodes
>>> picking up the wrong server name. My server node has two network
>>> interfaces, private and public one, pretty standard configuration.
>>> Machine hostname is set to reflect public interface, not private one.
>>> Now, SGE install scripts set qmaster hostname to that public name and SGE
>>> execd daemons on slave nodes obviously fail to contact qmaster by this
>>> name since they have no access to the public network. Easy to fix
>>> manually but still I think this is a bug...
>>>       
>> Are you installing the official OSCAR 5.0 on FC5? If so, can you please
>> try to test it with trunk?
>> A network configuration is a little bit polished and it may fix your
>> problem.
>>     
>
> That's right, I used 5.0 release. I did think about giving 5.1 a try at some 
> point, after all the frustration with (non)rsyncing images, but eventually 
> went another route and upgraded FC5 instead... How close is 5.1 to release 
> status in your opinion? I was given a generous 3 days to upgrade our 24-node 
> cluster from OSCAR 4.0/FC2 to OSCAR5.0/FC5 and I have already spent 6 days, 
> so I am a bit short on time right now. However, I have a spare head node and 
> can borrow a couple of slave nodes for experiments so I might still try 5.1 
> as well.
>
>   
Hard to tell right now. But it won't take a long time I hope. And also,
we are going to release 5.0.1 much earlier than 5.1 and you can play
with it if you want.
>>> On Monday 16 April 2007 06:16:16 pm Michael Edwards wrote:
>>>       
>>>> When you update rsync on the head node also update it on the image.
>>>>
>>>> copy the rpm into the image directory (probably something like
>>>> /var/lib/systemimager/images/oscarimage/tmp)
>>>> chroot /var/lib/systemimager/images/oscarimage
>>>> install the rpm from /tmp in the new environment
>>>> exit the chroot and try imaging the nodes
>>>>
>>>> I think there are some scripts to do this as well, but I haven't gotten
>>>> around to learning how to use them yet :)
>>>>         
>>> There are indeed, and reading the documentation can sometimes save you a
>>> lot of time ;-). That said, OSCAR documentation is horrible. Not only it
>>> is incomplete and fragmented, it also has a good number of typographic
>>> errors in examples, that makes it look more like a puzzle. It was not
>>> especially difficult to solve but I wonder why these outstanding errors
>>> are still in there? It would take 5 minutes to fix them and regenerate
>>> the PDF file...
>>>       
>> Can you please forward to oscar-users@ list or me or more preferably
>> Mike anything wrong you found in our documents? Please forgive me for my
>> laziness. I am sure that your keen eyes will save a lot of time in
>> updating the documents.
>>     
>
> Hmm, wouldn't it be easier to do it directly on wiki pages? I thought that's 
> what it is supposed to be for. By the way, some of the errors (not all of 
> them) are already corrected in main OSCAR wiki, so I was just wondering why 
> official documentation was not at least synced...
>
>   
Oh, I thought you were talking about the documents in our wiki too.
Yeah, we will sync up the pdf documents with our wiki soon. :-)

Regards,

-- 
- DongInn


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