[Systems] Status of ASLO at RIT

[David Farning]

On Wed, Mar 3, 2010 at 5:38 AM, Stephen Jacobs <itprofjacobs at gmail.com>wrote:

> hope to meet with folks On this today
>
>
Great,
Remy and Chris filled us in at the infrastructure meeting yesterday.  Sounds
like you have a very cool plan.

Dogi and I brought the contingency plan online last night.... It has been
running for about 6 hours without any major mishaps.  This will give us
several more weeks of breathing room.

david




> Sent from my iPhone
>
>
> On Feb 28, 2010, at 3:08 PM, Bernie Innocenti <bernie at codewiz.org> wrote:
>
>  On Sat, 2010-02-27 at 20:49 -0600, David Farning wrote:
>>
>>> Can can you fill in the specification of the three aslo servers for
>>> Steven? I think you know all of the design requirements.  Every thing
>>> is pretty standard.  The service itself will only need one public IP
>>> which 'floats' between squid primary and squid secondary. Rather than
>>> waste IP could we can the maintenance ips ipv6? Dogi has purchased or
>>> will purchase device to remote power cycle the machines.
>>>
>>> I don't think we will need to worry about backing up the machines.  I
>>> have automated every thing so that it will be easier to configure a
>>> new machine via puppet than restore a backup.  The only state we need
>>> to worry about are the database and the nfsfile system which will
>>> exist on at least 2 machines in the cluster and will get backed up
>>> separately.
>>>
>>
>> I think you guys know better than me, but I'll try to summarize here:
>>
>>
>> * rack space and power for 3 x 1U servers.
>>
>> * 4 public IP addresses
>>
>> * If possible. global IPv6 addresses should be routed as well
>>  (otherwise we'll use 6to4)
>>
>> * Isolated gigabit LAN to interconnect the machines.
>>  (this could be done with port management in the switch or
>>  with a small dedicated switch).
>>
>> * Contacts of on-site sysadmins who could assist us in case of
>>  emergencies (best-effort, no obligation).
>>
>> * Provide physical access to Sugar Labs sysadmins for initial
>>  setup and future maintenance. The initial setup will be carried
>>  on by Stefan "dogi" Unterhauser.
>>
>> * Bandwidth usage is projected to peak at 15-20Mbit/s during
>>  morning hours (GMT+3).
>>
>> * We don't need space for backups as these servers won't store
>>  valuable data and are easy to reconstruct from scratch
>>
>>
>> If RIT agrees to host it, at a later time we might add one more 1U or 2U
>> server running our primary websites: wiki.sugarlabs.org,
>> planet.sugarlabs.org, lists.sugarlabs.org and others. It's expected to
>> use less bandwidth than ASLO, though.
>>
>> Thanks,
>>
>> --
>>  // Bernie Innocenti - http://codewiz.org/
>> \X/  Sugar Labs       - http://sugarlabs.org/
>>
>>
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