[OTDev] AA moves to dedicated server

Vedrin Jeliazkov vedrin.jeliazkov at gmail.com
Sat Feb 26 12:19:28 CET 2011


Hi Anderas, Christoph,

Thanks a lot for the good news. According to the statistics, gathered
by the SmokePing probes so far, there's a substantial improvement
since you've switched to the new server (lower latency and jitter):

http://ambit.uni-plovdiv.bg/cgi-bin/smokeping.cgi?target=IDEA-DEV.AA.TestWorkflow-1
http://ambit.uni-plovdiv.bg/cgi-bin/smokeping.cgi?target=IDEA-DEV.AA.TestWorkflow-3

Hopefully the service would also scale up much better when it has to
process a lot of concurrent requests.

Kind regards,
Vedrin

On 26 February 2011 11:54, Andreas Maunz <andreas at maunz.de> wrote:
> Hi all,
>
> Christoph, thanks for switching. Seems transition to the new AA server has
> worked up to now (10:50 CET), see
> http://ambit.uni-plovdiv.bg/cgi-bin/smokeping.cgi?target=IDEA-DEV.AA.TestWorkflow-1
>
> What is special about the new server is its cloud-based approach: using
> virtualization, the server's "hardware" is actually distributed across
> several physical servers. I hoped this would facilitate upgrading and
> perhaps also improve stability.
> Currently, it uses 4 CPUs and 2G RAM, running OpenAM 9.0 on Tomcat 6.0.26 on
> Java 6 Update 12 on Debian Lenny.
>
> Regards
> Andreas
>
> Christoph Helma wrote on 02/26/2011 10:07 AM:
>>
>> Dear all,
>>
>> I have just updated the DNS entries for opensso.in-silico.ch and
>> opensso.in-silico.de.
>>
>> Best regards,
>> Christoph
>>
>>> Just a reminder that AA switching will take place as designated below
>>> tomorrow morning.
>>> IPs so you can check if your DNS server is updated:
>>> 178.63.18.76 (old)
>>> 109.239.58.207 (new)
>>>
>>> Andreas
>>>
>>>
>>> Andreas Maunz wrote on 02/16/2011 02:27 PM:
>>>>
>>>> Hi all,
>>>>
>>>> the date for switching the DNS entry for opensso.in-silico.ch to the new
>>>> dedicated AA server has been fixed with Christoph for:
>>>>
>>>> Saturday, February 26, 10 AM CET.
>>>>
>>>> Altered DNS entries take some time before they are propagated across
>>>> major DNS servers and caching mechanisms delay this even more.
>>>> But by Monday morning, everybody should be fine.
>>>> Database contents (policies) on the new server will initially reflect
>>>> the state of Saturday, 6 AM.
>>>> Thus, everything that is stored on the old server after 6 AM will be
>>>> lost.
>>>> The old server will be up at least until Monday.
>>>> I will post the old and new IP adresses shortly before switching, so
>>>> that you can check at any time if your favorite DNS server has already
>>>> been updated.
>>>>
>>>> Regards
>>>> Andreas
>>>> _______________________________________________
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>>>> Development at opentox.org
>>>> http://www.opentox.org/mailman/listinfo/development
>>>>
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>
> --
> http://www.maunz.de
>
>   I do know everything, just not all at once. It's a virtual memory problem.
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