As Mark said, there is no hard limit on how big a single shard can be, but just so it’s clear, 10GB is actually quite small for a single shard. It’s not at all uncommon for me to see shards with upwards of 60 GB or more.
> On Mar 18, 2015, at 4:09 AM, Georgi Ivanov <[email protected]> wrote: > > My rules is : 1 primary shard per server. > > Also make some estimation how big will be the single index/shard > > I think it is not good if single shard exceed 10 GB, although there is no > exact limit. > > > Georgi > > On Tuesday, March 17, 2015 at 7:00:23 PM UTC+1, John S wrote: > Hi All, > > Is there any best practices of having on the number of shards for a cluster? > I have a 4 node cluster and used shards of 20. > > During any node failure or other events i doubts since the shards number is > high, replication to new node is taking more time... > > Is there any metrics or formula to be done for number or shards? > > Regards > John > > -- > 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] > <mailto:[email protected]>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/36ef3ed0-870f-41a5-915b-fb3ad919f7a0%40googlegroups.com > > <https://groups.google.com/d/msgid/elasticsearch/36ef3ed0-870f-41a5-915b-fb3ad919f7a0%40googlegroups.com?utm_medium=email&utm_source=footer>. > For more options, visit https://groups.google.com/d/optout > <https://groups.google.com/d/optout>. -- 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/39389779-986A-4933-89BD-7B842B168EA0%40elastic.co. For more options, visit https://groups.google.com/d/optout.
