Hi Tommy, thanks a lot for sharing. And yes, that is what I figured. For PoC/Testing environments the frameworks work just fine.
-- Andreas On Tue, Feb 9, 2016 at 1:01 PM, tommy xiao <[email protected]> wrote: > Hi Andreas, > > I have recommend my customer to build a hdfs pool resources outside mesos > cluster in general concerns. But in development or stage environment, use > mesos to manage your hdfs culster is ideal purpose. when mesos community > give more production case, then we can upgrade the develop cluster to > production cluster easily. > > > 2016-02-09 14:50 GMT+08:00 Andreas Fritzler <[email protected]>: > >> Hi Klaus, >> >> thanks for your reply. I am aware of the frameworks provided by >> mesosphere and I already tried them out in a POC setup. From looking at the >> HDFS documentation [1] however, the framework seems to be still in beta. >> >> "HDFS is available at the beta level and not recommended for Mesosphere >> DCOS production systems." >> >> I think what my questions are boiling down to is the following: should I >> use a Mesos framework to manage persistency within my Mesos cluster or >> should I do it outside with other means - e.g. using Ambari to setup a >> shared HDFS etc. >> >> If I would use those frameworks, how is your experience regarding the >> life cycle management? Scaling out instances, upgrading to newer versions >> etc. >> >> Regards, >> Andreas >> >> [1] https://docs.mesosphere.com/manage-service/hdfs/ >> >> On Tue, Feb 9, 2016 at 1:05 AM, Klaus Ma <[email protected]> wrote: >> >>> Hi Andreas, >>> >>> I think Mesosphere has done some work on your questions, would you check >>> related repos at https://github.com/mesosphere ? >>> >>> >>> On Mon, Feb 8, 2016 at 9:43 PM Andreas Fritzler < >>> [email protected]> wrote: >>> >>>> Hi, >>>> >>>> I have a couple of questions around the persistency topic within a >>>> Mesos cluster: >>>> >>>> 1. Any takes on the quality of the HDFS [1] and the Cassandra [2] >>>> frameworks? Does anybody have any experiences in running those frameworks >>>> in production? >>>> >>>> 2. How well are those frameworks performing if I want to use them to >>>> separate tenants on one Mesos cluster? (HDFS is not dockerized yet?) >>>> >>>> 3. How about scaling out/down existing framework instances? Is that >>>> even possible? Couldn't find anything in the docs/github. >>>> >>>> 4. Upgrading a running instance: wondering how that is managed in those >>>> frameworks. There is an open issue for the HDFS [3] part. For cassandra the >>>> scheduler update seems to be smooth, however changing the underlying >>>> Cassandra version seems to be tricky [4]. >>>> >>>> Regards, >>>> Andreas >>>> >>>> [1] https://github.com/mesosphere/hdfs >>>> [2] https://github.com/mesosphere/cassandra-mesos >>>> [3] https://github.com/mesosphere/hdfs/issues/23 >>>> [4] https://github.com/mesosphere/cassandra-mesos/issues/137 >>>> >>> -- >>> >>> Regards, >>> ---- >>> Da (Klaus), Ma (马达), PMP® | Advisory Software Engineer >>> IBM Platform Development & Support, STG, IBM GCG >>> +86-10-8245 4084 | [email protected] | http://k82.me >>> >> >> > > > -- > Deshi Xiao > Twitter: xds2000 > E-mail: xiaods(AT)gmail.com >
