Indeed. Start small 1gb or 2 and monitor your usage. Increase if you see your HEAP usage going up to 75%/80%.
My 2 cents. -- David ;-) Twitter : @dadoonet / @elasticsearchfr / @scrutmydocs > Le 2 avr. 2015 à 15:28, Arno Nühm <[email protected]> a écrit : > > I've read a lot of ES Performance Guides and most of them suggest setting the > ES_HEAP_SIZE to half the RAM, but not more than 32 GB. > > ES is running on a Server with 32 GB of RAM, with nginx, php5-fpm and mysql > on this machine and i'm only indexing around 10.000 Documents with a total > size of 5 MB. > The Index will probably grow to around 20.000 - 30.000 (10 - 15 MB) Documents > in the near future, but thats - compared to other clusters - is still a > fairly small amount of data. > > I dont have heavy traffic nor i'm doing crazy searches. > Most types are not_analyzed, because i'm primarily using ES for filtering, > aggregations and sorting, full text search is just a minor benefit for me, > but it would be crazy doing all the filtering with mysql and not with ES. > > Setting the ES_HEAP_SIZE to around 16 GB seems a bit of an overkill for my > usecase, but since i'm using filters (which are cacheable) and doing > aggregations with sorting, setting the ES_HEAP_SIZE at around 2 GB feels > kinda right for me, but i'm not sure if i'm missing something here. > > Any reccommendation on the ES_HEAP_SIZE with a small number of documents is > really appreciated, thanks! > -- > 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/f4a5b85b-d50e-4a29-837e-945c21fbd99f%40googlegroups.com. > For more options, visit 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/3C2D6FEA-FF94-446B-9F35-A913C2C3F8DA%40pilato.fr. For more options, visit https://groups.google.com/d/optout.
