Hi, That documentation should answer all of your questions: https://apacheignite.readme.io/docs/page-memory <https://apacheignite.readme.io/docs/page-memory>
Plus you might need to watch this webinar to get even more insights: Apache Ignite 2.0 : Prelude to a Distributed SQL Database <https://www.youtube.com/watch?v=bDrGueQ16UQ> — Denis > On Jun 8, 2017, at 10:49 PM, Megha Mittal <[email protected]> wrote: > > Hi, I am new to * apache ignite-2.0.0 * and would like to know more on how > ignite works on off-heap and on-heap concept. > > Also I have few doubts > > 1. if we have 5 GB of data so is it possible that all of it resides on-heap > with no objects in off-heap. i.e we allocate 5GB to on heap and 0 to off > heap. > > 2. Also I would like to know do I have to allocate atleast 5 GB to off-heap > so that all objects are able to reside there . Also if i allocate suppose 1 > GB to on-heap with maxEvictionSize as 100000 records then does it imply that > these 100000 records will be replicated on on-heap (i.e 5 GB on off-heap is > a definite requirement) or they will be moved to on-heap with no existance > on off-heap(i.e objects are partitioned between on-heap and off-heap) and > when the eviction occurs they will be moved to off-heap memory. > > > > -- > View this message in context: > http://apache-ignite-users.70518.x6.nabble.com/Off-Heap-On-Heap-in-Ignite-2-0-0-tp13548.html > Sent from the Apache Ignite Users mailing list archive at Nabble.com.
