There is no solid rule. Honestly stand alone solr can handle quite a bit, I don't think there's a valid reason to go to cloud unless you are starting from scratch and want to use the newest buzz word, stand alone can handle well over half a terabyte index at sub second speeds all day long.
> On Jul 29, 2017, at 11:24 AM, Aman Tandon <amantandon...@gmail.com> wrote: > > Hello Sara, > > There is hard n fast rule, performance depends on caches, RAM, hdd etc.and > how much resourced you could invest to keep the acceptable performance. > Information on Number of Indexed documents, number of dynamic fields can be > viewed from the below link. I hope this helps. > > http://lucene.472066.n3.nabble.com/Solr-limitations-td4076250.html > >> On Sat, Jul 29, 2017, 13:23 sara hajili <hajili.s...@gmail.com> wrote: >> >> hi all, >> I want to know when standalone solr can't be sufficient for storing data >> and we need to migrate to solr cloud?for example standalone solr take too >> much time to return query result or to store document or etc. >> >> in other word ,what is best capacity and data index size in standalone >> solr that doesn't bad effect on query running and data inserting >> performance?and after passing this index size i must switch to solr cloud? >>