On Tue, Sep 29, 2015 at 6:46 PM, Paul Cleary <[email protected]> wrote:
> Do you mean by using the "Distributed Data" experimental module? Or just > that I can leave out snapshotting? > I mean that you should be able to leave out configuration of the snapshot plugin. You might see some warning log messages but it should work anyway. You can also configure akka.cluster.sharding.snapshot-after to a high value. My previous comment about recovery time is still valid. > > > On Tuesday, September 29, 2015 at 11:49:28 AM UTC-4, Patrik Nordwall wrote: >> >> In Akka 2.4.0-RC3 it is not mandatory to configure a snapshot plugin, and >> I think Cluster Sharding will survive without it, but then I think you >> should shutdown all nodes (for maintenance) once in a while and remove >> all internal sharding data >> <http://doc.akka.io/docs/akka/2.4.0-RC3/scala/cluster-sharding.html#Removal_of_Internal_Cluster_Sharding_Data> >> to >> avoid long recovery times when replaying accumulated events. >> >> /Patrik >> >> On Tue, Sep 29, 2015 at 3:01 PM, Filippo De Luca <[email protected]> >> wrote: >> >>> The dynamodb object are limited to 400K, implementing a snapshot plugin >>> on that, maybe pointless. My 2cents. >>> >>> On 28 September 2015 at 22:48, Paul Cleary <[email protected]> wrote: >>> >>>> Thanks Konrad, yes, I am using that plugin for my journal. >>>> >>>> Akka Clustering stores cluster state (singletons, shards) as snapshots, >>>> that is why I need the snapshot plugin. >>>> >>>> Not a high throughput system, but failure recovery is important. >>>> >>>> On Monday, September 28, 2015 at 5:06:32 PM UTC-4, Konrad Malawski >>>> wrote: >>>>> >>>>> Hi Paul! >>>>> I'm aware of this journal implementation: >>>>> https://github.com/sclasen/akka-persistence-dynamodb/ >>>>> however it has not been updated to 2.4 SPIs yet. >>>>> I'm not sure if it has also implemented a snapshot-store, I think not >>>>> (by skimming it for 10seconds). >>>>> >>>>> You may want to reach out to that plugin's author to see if you could >>>>> collaborate on updating the plugin to 2.4.x (we're expecting the 2.4.0 to >>>>> be released this or next week). >>>>> >>>>> Thanks in advance and don't hesitate to ask for help if in trouble >>>>> while implementing a journal. >>>>> >>>>> On Mon, Sep 28, 2015 at 10:59 PM, Paul Cleary <[email protected]> >>>>> wrote: >>>>> >>>>>> Before I go and create a dynamodb snapshot plugin of my own, I wanted >>>>>> to see if anyone else had done this and maybe it is open sourced >>>>>> someplace >>>>>> (or is planned on being open sourced). >>>>>> >>>>>> Seems simple enough to write, but this question is much faster ;) >>>>>> >>>>>> Thanks! >>>>>> >>>>>> -- >>>>>> >>>>>>>>>> Read the docs: http://akka.io/docs/ >>>>>> >>>>>>>>>> Check the FAQ: >>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html >>>>>> >>>>>>>>>> Search the archives: >>>>>> https://groups.google.com/group/akka-user >>>>>> --- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "Akka User List" group. >>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>> send an email to [email protected]. >>>>>> To post to this group, send email to [email protected]. >>>>>> Visit this group at http://groups.google.com/group/akka-user. >>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> Cheers, >>>>> Konrad 'ktoso' Malawski >>>>> Akka <http://akka.io/> @ Typesafe <http://typesafe.com/> >>>>> >>>> -- >>>> >>>>>>>>>> Read the docs: http://akka.io/docs/ >>>> >>>>>>>>>> Check the FAQ: >>>> http://doc.akka.io/docs/akka/current/additional/faq.html >>>> >>>>>>>>>> Search the archives: >>>> https://groups.google.com/group/akka-user >>>> --- >>>> You received this message because you are subscribed to the Google >>>> Groups "Akka User List" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To post to this group, send email to [email protected]. >>>> Visit this group at http://groups.google.com/group/akka-user. >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> >>> >>> >>> -- >>> >>> [image: --] >>> Filippo De Luca >>> [image: http://]about.me/FilippoDeLuca >>> <http://about.me/FilippoDeLuca?promo=email_sig> >>> >>> >>> -- >>> >>>>>>>>>> Read the docs: http://akka.io/docs/ >>> >>>>>>>>>> Check the FAQ: >>> http://doc.akka.io/docs/akka/current/additional/faq.html >>> >>>>>>>>>> Search the archives: >>> https://groups.google.com/group/akka-user >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Akka User List" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/akka-user. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> >> Patrik Nordwall >> Typesafe <http://typesafe.com/> - Reactive apps on the JVM >> Twitter: @patriknw >> >> -- > >>>>>>>>>> Read the docs: http://akka.io/docs/ > >>>>>>>>>> Check the FAQ: > http://doc.akka.io/docs/akka/current/additional/faq.html > >>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user > --- > You received this message because you are subscribed to the Google Groups > "Akka User List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/akka-user. > For more options, visit https://groups.google.com/d/optout. > -- Patrik Nordwall Typesafe <http://typesafe.com/> - Reactive apps on the JVM Twitter: @patriknw -- >>>>>>>>>> Read the docs: http://akka.io/docs/ >>>>>>>>>> Check the FAQ: >>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html >>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user --- You received this message because you are subscribed to the Google Groups "Akka User List" group. 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