On Sun, Sep 13, 2015 at 12:44 PM, Dima Pasechnik <dimp...@gmail.com> wrote:
> On 13 September 2015 at 11:00, William Stein <wst...@gmail.com> wrote:
>> On Sun, Sep 13, 2015 at 11:50 AM, Harald Schilly
>> <harald.schi...@gmail.com> wrote:
>>> Well, I don't know who administers this "sage.math" server and AFAIK I
>>> don't even have root access.
>>
>> I can't login either.   Andrew must be the only one with access.
>>
>> I think we should get a few people together and reset everything
>> regarding the sagemath hardware -- who wants to help?
>>
>
> Could I help somehow?

YES.  Please, please, I hope that around 3 or 4 people respond and
say, "I can definitely help".  We will then -- as a community -- come
up with a plan for how to use the extensive hardware I have at UW that
fits what the internal audit office agreed with, and then do it.   I
can do what needs local access, and everybody can do all the other
stuff, after we discuss it together, and come up with an approach that
has certain properties that make sense.

We can discuss this on the sagemath-admins list in the long run.  We
could start with an inventory of hardware and space, then go from
there.

In the short run, let's think about a plan that works.   My memory is
that this is the inventory of resources:

 - one single rack

 - "infinite" free bandwidth and power

 - 20 (?) Dell R415 1U servers with 16 cores and between 64 and 96GB
RAM and between 1 and 6TB of disk.  Most have a 1TB SSD.

 - 4 2U Suns from Jan 2009 with 24 cores and 128GB RAM.

 - a 64-core Dell with 192GB RAM that regularly crashes.

 - 1 4U Sun with 24TB of disk (48 512GB disks)

 - a big UPS that takes up nearly 1/3 of the rack.

I think that is it.   Note that currently half of the Dell R415's are
in pile on the floor, since they don't fit in the rack.

Andrew Ohana put CentOS and some kvm VM's on some of the above
machines.  However, he has no time for admin work, so I'm OK with
starting over.

Ideas from people doing the work to implement them *and* maintain them
for at least a year are welcome.

I would like to have a core team of about 5 people who all have full
admin access to all machines, and understand *exactly* what is where
involved.   Most of the above machines even have remote management
interfaces, which provide full console access (and CD drives, etc.).

What we host:

   - trac
   - sage wiki
   - downloads/rsync server
   - cython's stuff: on a dedicated server
   - mpir's stuff: on a dedicated server
   - a few hundred sage.math accounts and corresponding files... like
Simon King's.

These are all *fine* to continue hosting, including Simon's stuff and
much more like it... if the community will help.

 -- William







-- 
William (http://wstein.org)

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