Traceback (most recent call last):
  File "/app/src/slices_monitor_test_runner/test_runners/test_runner_base.py", line 175, in step
    yield
  File "/app/src/slices_monitor_test_runner/test_runners/test_runner_base.py", line 272, in step_with_retry
    target()
    ~~~~~~^^
  File "/app/src/slices_monitor_test_runner/test_runners/slices_singlenode_login.py", line 1477, in <lambda>
    lambda: self.test_ssh(
            ~~~~~~~~~~~~~^
        ssh_host,
        ^^^^^^^^^
    ...<7 lines>...
        proxy_openssh_pubkeys,
        ^^^^^^^^^^^^^^^^^^^^^^
    ),
    ^
  File "/app/src/slices_monitor_test_runner/test_runners/slices_singlenode_login.py", line 208, in test_ssh
    uname_stdout, uname_stderr = tst_command("uname -a", "uname")
                                 ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^
  File "/app/src/slices_monitor_test_runner/test_runners/slices_singlenode_login.py", line 185, in tst_command
    stdin, stdout, stderr = client.exec_command(command, timeout=2)
                            ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^
  File "/app/.venv/lib/python3.14/site-packages/paramiko/client.py", line 558, in exec_command
    chan = self._transport.open_session(timeout=timeout)
  File "/app/.venv/lib/python3.14/site-packages/paramiko/transport.py", line 988, in open_session
    return self.open_channel(
           ~~~~~~~~~~~~~~~~~^
        "session",
        ^^^^^^^^^^
    ...<2 lines>...
        timeout=timeout,
        ^^^^^^^^^^^^^^^^
    )
    ^
  File "/app/.venv/lib/python3.14/site-packages/paramiko/transport.py", line 1123, in open_channel
    raise SSHException("Timeout opening channel.")
paramiko.ssh_exception.SSHException: Timeout opening channel.