[Haskell-cafe] haskell in the cloud

[Dennis Raddle]

I notice that Amazon calls that "virtual CPUs" not "CPU cores".. is that
the same as cores? I.e. will standard multi-core Haskell concurrency
methods work? Anyone know?

Mike


On Wed, May 23, 2018 at 3:14 PM, Johann Gonzalez <dymanic at gmail.com> wrote:

> Hello!,
>
> You could also try Google Cloud's n1-ultramem-160 [1] , with 160 vcpus and
> 3800GB RAM.
> As you can only need to run it for a short time it can be a preemptible
> instance that goes for $5.3 per hour, with per second billing[2]
>
> [1]https://cloud.google.com/compute/pricing#megamem
> [2]https://cloud.google.com/compute/pricing#machinetype
>
> On Wed, May 23, 2018 at 5:59 PM, Dennis Raddle <dennis.raddle at gmail.com>
> wrote:
>
>> Thanks, everyone.
>>
>> Billing by the second is good. Billing by the hour is not going to work
>> (that seems to be the Scaleway model).
>>
>> When I asked this question a while back, I was told that there is a cloud
>> service specifically for Haskell programs. Just wondering if that might be
>> a good fit for me.
>>
>> I probably would benefit the most by running on multiple machines. I'd
>> like to have them coordinate with each other... i.e. one main controller
>> program will initiate and run other programs for a few seconds, then
>> collect the results and start another run.
>>
>> What's the simplest Haskell library to get this going? Cloud Haskell?
>>
>> D
>>
>>
>>
>> On Wed, May 23, 2018 at 1:24 PM, David Reaver <johndreaver at gmail.com>
>> wrote:
>>
>>> Amazon Web Services has a x1.32xlarge EC2 instance with 128 CPU cores
>>> and just under 2000 GiB of RAM for about $13 per hour. AWS actually has
>>> per-second billing (with a 1 minute minimum) since late last year.
>>>
>>> They have lots of other options as well of course. Here is their pricing
>>> page: https://aws.amazon.com/ec2/pricing/on-demand/
>>>
>>> On Wed, May 23, 2018 at 2:51 AM, Dennis Raddle <dennis.raddle at gmail.com>
>>> wrote:
>>>
>>>> I have a CPU-intensive Haskell application. I have it working with
>>>> simple multi-core concurrency. I'm wondering if I can run this on a cloud
>>>> virtual machine with 128 cores or so, paying by the CPU minute. I'll run it
>>>> for maybe 15 minutes a day so I'm probably best off paying just for the CPU
>>>> used.
>>>>
>>>> What platform would be recommended? For ease of use? For best
>>>> price/performance?
>>>>
>>>> It's a backtracking optimization algorithm that builds data, one
>>>> element at a time. It's not hard at all to make it concurrent: at the first
>>>> 3 or so levels of element choices would be about 100 to 500 combinations.
>>>> Even if the simplest method of running concurrent Haskell on multiple cores
>>>> doesn't work, I could just divide these first cases into batches and run
>>>> them on individual machines.
>>>>
>>>> D
>>>>
>>>> _______________________________________________
>>>> Haskell-Cafe mailing list
>>>> To (un)subscribe, modify options or view archives go to:
>>>> http://mail.haskell.org/cgi-bin/mailman/listinfo/haskell-cafe
>>>> Only members subscribed via the mailman list are allowed to post.
>>>>
>>>
>>>
>>
>> _______________________________________________
>> Haskell-Cafe mailing list
>> To (un)subscribe, modify options or view archives go to:
>> http://mail.haskell.org/cgi-bin/mailman/listinfo/haskell-cafe
>> Only members subscribed via the mailman list are allowed to post.
>>
>
>
>
> --
> Johan Gonzalez
> Devops/IT Manager
>
> <https://www.youracclaim.com/badges/db893bbe-c734-413b-9779-4186209d2074/public_url>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.haskell.org/pipermail/haskell-cafe/attachments/20180523/b4761222/attachment-0001.html>