[GE users] How to download older versions?

prentice prentice at ias.edu
Thu Oct 21 15:06:33 BST 2010


reuti wrote:
> Hi,
> 
> Am 20.10.2010 um 23:52 schrieb cjf001:
> 
>> It's not hard at all to upgrade from u3 to u5. I went from u2 to u5
>> earlier this year - I set up a "parallel" environment for u5 - just
>> do a qmaster install, changing the ports and cell name to something
>> different than your u3 settings. Then you can copy the software to
>> some execute hosts, start the sge_execd process on them, and run
>> both versions on them for a while if you want (of course, be wary
>> of overloading the execute hosts). To submit to the new version,
>> just set your SGE environmental variables (ie, ports, cell name, and
>> SGE locations) to the new set instead of the old set.
>> Also, I found the following procedure to work very well to
>> save and load the SGE configuration, so you don't have to
>> manually go in and reset all your configs:
>>
>>   #######################################################
>>   # also, here is the procedure for copying the SGE configuration from
>>   # an "old" installation to the newly installed one:
>>   # NOTE ! the following commands must be run on the old SGE master !
>>   # first, set the old environment
>>     # source /sim/sge/*2u2/common/settings.sh
>>   # and run the save config command
>>     # cd /opt/sge/6.2u2/util/upgrade_modules
>>     # ./save_sge_config.sh /admin/ttt/sge_config
>>   # NOTE ! the following commands must be run on the new SGE master !
>>   # now set the new environment
>>     # source /sim/sge/*2u5/common/settings.sh
>>   # and run the load config command
>>     # cd /opt/sge/6.2u5/util/upgrade_modules
>>     # ./load_sge_config.sh /admin/ttt/sge_config
>>   # (note that the save and load commands run while their
>>   #  respective SGE master daemons are running)
>>   #######################################################
> 
> a minor release update is only "stop daemons - untar - start daemons". You can even do it "live" while jobs are running:
> 
> http://gridengine.sunsource.net/install62patch.txt
> 
> Pitfall: u3 => u4 "live" update while jobs are running is broken, but u4 => u5 is working again. I don't know about u3 => u5 though. But you would only lose running jobs then, but the untar procedure per se is working.
> 
> -- Reuti
> 
> 
Thanks, Reuti. That's what I suspected, but I didn't want to test a
hunch on a production system.

-- 
Prentice

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