Re: [CI] What are the troubles projects face with CI and Infra

2020-02-02 Thread daemeon reiydelle
' experiences. Daemeon Reiydelle USA 1.415.501.0198 On Sun, Feb 2, 2020, 13:52 Nate McCall wrote: > Hi folks, > The board is looking for feedback on CI infrastructure. I'm happy to take > some (constructive) comments back. (Shuler, Mick and David Capwell > specifically as folk

Re: Recommendation: running Cassandra in containers

2018-06-28 Thread daemeon reiydelle
Yes, big data infra works fine in containers. Does not slow and in some cases can increase performance depending on the virtualization. A big differentiator comes when one is using persisted storage that can live across the underlying instance. When the instance (and containers) fail, then there is

Re: Recommendation: running Cassandra in containers

2018-06-25 Thread daemeon reiydelle
The use of Mesos in production for cassandra was a failure due to the inability to reserve network bandwidth as Mesos can only allocate cpu and memory profiles to a task. So, assuming you are either running on dedicated/manually controlled VM's, or are no running a product/meaningful data storage f

Re: NVIDIA TESLA: The World's Most Advance Data Center GPU's for accelerating demanding HPC workloads

2018-03-15 Thread daemeon reiydelle
Not so sure they are C* relevant, I build (100's of GPU enabled node) HPC's that use them for ML, AI, Graph analytics, etc. with the sources in C* or more typically Hadoop/EMR data. <==> "Who do you think made the first stone spear? The Asperger guy. If you get rid of the autism genetics, the

Re: Spam Moderation

2017-03-23 Thread daemeon reiydelle
In spite of what was intended to be an out of channel email (thank you gmail for deciding to change the email address, grr ;{) I both recognize that these resources exist, think that they are not appropriate for this channel, but think they ARE appropriate "in some other channel". Given the number

Re: DataStax Client List

2017-03-23 Thread daemeon reiydelle
Hi Theresa, While some may be fussing at this, I am not concerned. I AM interested in something of the sort, which would be a list of contacts who are CTO, CIO, etc. using big data. Just Hadoop (Datastax) is fine, or those using other big data providers would be of interest. What are you looking

Re: Problems with cassandra on AWS

2016-07-10 Thread daemeon reiydelle
xWell, I seem to recall that the private IP's are valid for communications WITHIN one VPC. I assume you can log into one machine and ping (or ssh) the others. If so, check that cassandra.yaml is not set to listen on 127.0.0.1 (localhost). *...* *Daemeon C.M. ReiydelleUSA (+1) 415.501.0198

Re: Guidance

2016-07-05 Thread daemeon reiydelle
What is the link to that user group? While I do C* DevOps, I do a lot of work with users so would like to lurk on that channel. Seems like even after all these years I learn something new! Thanks D On Tue, Jul 5, 2016 at 7:27 AM, Eric Stevens wrote: > Hi Melinda, these questions are probably be

Re: Netflix Billing Migration to AWS

2016-06-21 Thread daemeon reiydelle
Thanks, interesting. *...* *Daemeon C.M. ReiydelleUSA (+1) 415.501.0198London (+44) (0) 20 8144 9872* On Tue, Jun 21, 2016 at 9:24 PM, Mahdi Mohammadi wrote: > Worth reading. It has references to Cassandra and how/where they use it. > > http://techblog.netflix.com/2016/06/netflix-billin