Yes, it looks like Ignite introduces the most of overhead here. Did you try setting setMemoryMode to OFFHEAP_TIERED on CacheConfiguration? I think it may help a bit.
Sergi 2016-07-25 10:37 GMT+03:00 November <[email protected]>: > Hi Sergi > > Thanks for reply. > > I have tried to store them in hashmap. It use about 5GB memory. > > By the way, my ignite cache set backups = 0 and has one index field. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Question-about-GridGain-will-typically-add-around-200-bytes-overhead-to-each-entry-tp6411p6507.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com. >
