The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/kv/gracefuldraining/nodes=3/run_1
	kv.go:453,test_runner.go:754: QPS of 855.30 at time 2020-09-01 16:15:10 +0000 UTC is below minimum allowable QPS of 900.00; entire timeseries: [{TimestampNanos:1598976900000000000 Value:29.9} {TimestampNanos:1598976910000000000 Value:855.3} {TimestampNanos:1598976920000000000 Value:999.4000000000001} {TimestampNanos:1598976930000000000 Value:1000} {TimestampNanos:1598976940000000000 Value:998.8000000000001} {TimestampNanos:1598976950000000000 Value:1000.1} {TimestampNanos:1598976960000000000 Value:999.9000000000001} {TimestampNanos:1598976970000000000 Value:996.6000000000001} {TimestampNanos:1598976980000000000 Value:997.7} {TimestampNanos:1598976990000000000 Value:994.8} {TimestampNanos:1598977000000000000 Value:994.9000000000001} {TimestampNanos:1598977010000000000 Value:994.2} {TimestampNanos:1598977020000000000 Value:997.1} {TimestampNanos:1598977030000000000 Value:997.5} {TimestampNanos:1598977040000000000 Value:997.3000000000001} {TimestampNanos:1598977050000000000 Value:998.3000000000001} {TimestampNanos:1598977060000000000 Value:991.2} {TimestampNanos:1598977070000000000 Value:1000.3} {TimestampNanos:1598977080000000000 Value:999.8} {TimestampNanos:1598977090000000000 Value:998.9000000000001} {TimestampNanos:1598977100000000000 Value:996.6} {TimestampNanos:1598977110000000000 Value:994.6000000000001} {TimestampNanos:1598977120000000000 Value:996} {TimestampNanos:1598977130000000000 Value:996.3} {TimestampNanos:1598977140000000000 Value:995.8000000000001} {TimestampNanos:1598977150000000000 Value:995.1000000000001} {TimestampNanos:1598977160000000000 Value:996.9000000000001}]