Andrey, Ilya, as part of IGNITE-11767, have we set the history size to 0 for the clients? If haven't what is a rationale?
- Denis On Tue, Aug 6, 2019 at 5:56 AM Andrei Aleksandrov <[email protected]> wrote: > Hi Mahesh, > > Yes, it's a problem related to IGNITE_EXCHANGE_HISTORY_SIZE. Ignite > stored the data for the last 1000 exchanges. > > It generally can be required for the case when the coordinator was > changed and new coordinator required to load last exchange history. > > Exist two problems here: > > 1)Client nodes can't be a coordinator. So there is no reason to store > 1000 entries there. Will be better to set this option to some small > value or zero for client nodes. > 2)Server nodes also don't require 1000 entries. The required number of > exchange history can depend on the number of server nodes. I suggest > change the default value to small value. > > Here is the ticket related to this problem: > > https://issues.apache.org/jira/browse/IGNITE-11767 > > It fixed and should be available in Ignite 2.8 where these exchanges > will take less memory. > > BR, > Andrei > > On 2019/08/03 01:09:19, Mahesh Renduchintala <[email protected]> > wrote: > > The clients we use have memory ranging from 4GB to 8GB. OOM was > produced on all these clients....some sooner, some little later, bit > always was seen.> > > > > The workaround is still stable for more than 48 hours now.> > > > > >
