You can not do this, Apache Ignite even can use the same memory page to store primary records and backup records, however, don't worry, Ignite will keep in memory the most recently used memory pages: https://cwiki.apache.org/confluence/display/IGNITE/Ignite+Durable+Memory+-+under+the+hood#IgniteDurableMemory-underthehood-Random-2-LRU
Thanks, Mike. -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/