Druid concurrent or parallel query failing

If I triggered more than two concurrent query it failing.

Especially query which crossed more than 5 minutes 300757.

Any body help me with where I can fine tune it.

If I triggered more than two concurrent query it failing.

Especially query which crossed more than 5 minutes 300757.

Any body help me with where I can fine tune it.

Each query retrieve 52336044 bytes