Failure in ScalingUpTest.test_adding_multiple_nodes_to_the_cluster

[jcsp]

failure at 2022-11-21T08:03:37.606Z: TimeoutError('Timed out after 120s while awaiting record consumption of 1500000 records')
in job https://buildkite.com/redpanda/redpanda/builds/18850#018498b4-885b-4759-a57d-1ffce6c33ecc
failure at 2022-11-21T07:33:12.178Z: TimeoutError('Timed out after 120s while awaiting record consumption of 1500000 records')
in job https://buildkite.com/redpanda/redpanda/builds/18847#01849898-f4c2-4f40-89cb-1e7b58be4062
failure at 2022-11-19T20:01:34.430Z: TimeoutError('Timed out after 120s while awaiting record consumption of 1500000 records')
in job https://buildkite.com/redpanda/redpanda/builds/18834#018490fa-0cc1-43b1-8adc-de8c7f8e2029

Traceback (most recent call last):
  File "/usr/local/lib/python3.10/dist-packages/ducktape/tests/runner_client.py", line 135, in run
    data = self.run_test()
  File "/usr/local/lib/python3.10/dist-packages/ducktape/tests/runner_client.py", line 227, in run_test
    return self.test_context.function(self.test)
  File "/root/tests/rptest/services/cluster.py", line 35, in wrapped
    r = f(self, *args, **kwargs)
  File "/root/tests/rptest/tests/scaling_up_test.py", line 142, in test_adding_multiple_nodes_to_the_cluster
    self.await_startup(min_records=15 * throughput, timeout_sec=120)
  File "/root/tests/rptest/tests/end_to_end.py", line 241, in await_startup
    self.await_num_consumed(min_records, timeout_sec)
  File "/root/tests/rptest/tests/end_to_end.py", line 224, in await_num_consumed
    wait_until(lambda: self.consumer.total_consumed() >= min_records,
  File "/usr/local/lib/python3.10/dist-packages/ducktape/utils/util.py", line 57, in wait_until
    raise TimeoutError(err_msg() if callable(err_msg) else err_msg) from last_exception
ducktape.errors.TimeoutError: Timed out after 120s while awaiting record consumption of 1500000 records

[mmaslankaprv]

As a part of another fix i decreased the number of messages to be consumed before adding another nodes to the cluster. this issue should be fixed