Facing the below issue on Impala -   Failed to get minimum memory reservation of 429.94 MB on daemon hydwtbdn1.icicisecurities.corp:22000 for query b44fc02d59517c5b:40ea915f00000000 due to following error: Failed to increase reservation by 429.94 MB because it would exceed the applicable reservation limit for the "Process" ReservationTracker: reservation_limit=255.00 GB reservation=255.00 GB used_reservation=0 child_reservations=255.00 GB The top 5 queries that allocated memory under this tracker are: Query(2e4e69d2f55f0014:fe08e92f00000000): Reservation=153.90 GB ReservationLimit=240.00 GB OtherMemory=1.87 GB Total=155.77 GB Peak=155.85 GB Query(7b478b1891d4039d:8bb6141800000000): Reservation=101.08 GB ReservationLimit=240.00 GB OtherMemory=237.92 MB Total=101.31 GB Peak=101.32 GB Query(e5471eefc1b23d4c:36badde100000000): Reservation=0 ReservationLimit=240.00 GB OtherMemory=6.33 MB Total=6.33 MB Peak=925.69 MB Query(6046dfb9cc825b97:45bd0eef00000000): Reservation=0 ReservationLimit=240.00 GB OtherMemory=2.77 MB Total=2.77 MB Peak=1.66 GB Query(d04b18aee1a7fc1f:e41983ca00000000): Reservation=0 ReservationLimit=240.00 GB OtherMemory=664.13 KB Total=664.13 KB Peak=850.57 MB Memory is likely oversubscribed. Reducing query concurrency or configuring admission control may help avoid this error.   Could someone help in this please. ... View more