⚠️ CI failed ⚠️ - H2o q8 q9 TimeoutError

[github-actions]

Workflow Run URL

[milesgranger]

ERROR tests/benchmarks/test_h2o.py::test_q8[5 GB (parquet)-tasks] - TimeoutError: Timed out after 600 seconds waiting for 10 workers to arrive
ERROR tests/benchmarks/test_h2o.py::test_q8[5 GB (parquet)-p2p] - TimeoutError: Timed out after 600 seconds waiting for 10 workers to arrive
ERROR tests/benchmarks/test_h2o.py::test_q9[5 GB (parquet)-tasks] - OSError: Timed out trying to connect to tls://3.142.186.9:8786 after 30 s
ERROR tests/benchmarks/test_h2o.py::test_q9[5 GB (parquet)-p2p] - OSError: Timed out trying to connect to tls://3.142.186.9:8786 after 30 s

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FAILED tests/workflows/test_snowflake.py::test_read[client0] - snowflake.connector.errors.DatabaseError: 250001 (08001): Failed to connect to DB: ***.snowflakecomputing.com:443. Incorrect username or password was specified.
ERROR tests/workflows/test_snowflake.py::test_etl_into_snowflake[client0] - sqlalchemy.exc.DatabaseError: (snowflake.connector.errors.DatabaseError) 250001 (08001): Failed to connect to DB: ***.snowflakecomputing.com:443.

Duplicate of #1341

FAILED tests/tpch/test_correctness.py::test_dask_results[21] - AssertionError: DataFrame are different
DataFrame shape mismatch
[left]: (0, 2)
[right]: (100, 2)

Duplicate of #1344

FAILED tests/tpch/test_dask.py::test_query_21 - RuntimeError: shuffle_barrier failed during shuffle 491f9cd09e4b181ad582a175cc5ec3e1
ERROR tests/tpch/test_dask.py::test_query_22 - TimeoutError: 1/16 nanny worker(s) did not shut down within 120s

Duplicate of #1316

[milesgranger]

Hasn't occurred in recent runs, chalking up to spurious timeout but will keep an eye out going forward.