Hi Diego, the discussion went on in the other thread: https://groups.google.com/forum/#!topic/akka-user/j6wQfhJAQb4
Let's try to avoid double posting, thanks! On Wed, Jun 24, 2015 at 4:10 PM, Diego Martinoia <[email protected]> wrote: > Hi Konrad, > > Sorry for the split posting (quite appropriate given we are talking split > brain, though ^_^ ). How should I fix it? > > Anyways: thanks for the reply. As I mentioned "there", is there any risk > of race condition in performing this operation? > > Thanks, > > D. > > > On Tuesday, 23 June 2015 14:52:22 UTC+1, Konrad Malawski wrote: >> >> Hi Diego, >> I believe you answered this question here as well and Patrik answered >> there: >> https://groups.google.com/forum/#!topic/akka-user/j6wQfhJAQb4 >> >> In general you can delete the data and restart the cluster, it will >> create new shard allocations. >> We are thinking about ideas how to make this simpler (at least in the >> case of partitions causing this issue), but nothing precise to announce yet. >> >> On Mon, Jun 22, 2015 at 2:23 PM, Diego Martinoia <[email protected]> >> wrote: >> >>> This question may be a bit vague, but I'm unsure how to make it more >>> precise. >>> >>> While using the cluster sharding extension, you have to provide some >>> sort of persistence journal so that the plugin can store its metadata >>> (ShardRegionAllocated, etc...). >>> >>> These metadata are used when new actors are instantiated / moved across >>> nodes to recover from their frozen state. >>> >>> Suppose that for any reason your journal becomes corrupted (loses one >>> entry, duplicates an entry, whatever). This leads to pretty bad exceptions >>> at the actor's startup (Persistence recovery failure), possibly terminating >>> the whole region if not correctly handled. >>> >>> What is the best way to manage this scenario? (I'm asking for ideas at >>> any level of the stack, from the supervisor's policy to some sort of >>> intervention directly on the journal). Thanks, >>> >>> D. >>> >>> -- >>> >>>>>>>>>> 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/> >> > > Notice: This email is confidential and may contain copyright material of > members of the Ocado Group. Opinions and views expressed in this message > may not necessarily reflect the opinions and views of the members of the > Ocado Group. > > > > If you are not the intended recipient, please notify us immediately and > delete all copies of this message. Please note that it is your > responsibility to scan this message for viruses. > > > > Fetch and Sizzle are trading names of Speciality Stores Limited, a member > of the Ocado Group. > > > > References to the “Ocado Group” are to Ocado Group plc (registered in > England and Wales with number 7098618) and its subsidiary undertakings (as > that expression is defined in the Companies Act 2006) from time to time. > The registered office of Ocado Group plc is Titan Court, 3 Bishops Square, > Hatfield Business Park, Hatfield, Herts. AL10 9NE. > > -- > >>>>>>>>>> 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.
