Hi Roger,

The reason of slowdown might be the fact, that Ignite by default consumes
80% of available memory, which forces OS to start a lot of swapping, so all
memory operations limited by disk speed. Try to reduce memory size [1].

[1]
https://apacheignite.readme.io/v2.1/docs/memory-configuration#memory-policies

Thanks!
-Dmitry.



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