Thanks for the answer. What not clear to me is how to reindex such a change. Restart is enough? Can I use the backup-restore method? Or do I need to scroll the data out and re-index after new mapping?
On Sunday, December 7, 2014 3:25:20 PM UTC+2, Yoav Melamed wrote: > > Hello, > > We want to migrate our ES cluster to use version 1.4.1 with doc_values. > We have 20 nodes with 4TB data. > What is the best practice? Can we just change the mapping and restart the > cluster? > How can we make sure the change was done? > > Thanks, > > Yoav Melamed > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/4c9b3f15-bc7c-4f02-b165-636def790ebf%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
