checkpoint = 1776821856412
suspending ai-memory on node-3
Traceback (most recent call last):
  File "/home/runner/work/ai-memory-ai2ai-gate/ai-memory-ai2ai-gate/scripts/scenarios/39_sync_since_delta.py", line 107, in <module>
    main()
  File "/home/runner/work/ai-memory-ai2ai-gate/ai-memory-ai2ai-gate/scripts/scenarios/39_sync_since_delta.py", line 34, in main
    h.ssh_exec(h.node3_ip, "pgrep -f 'ai-memory serve' | xargs -r kill -STOP", timeout=15)
  File "/home/runner/work/ai-memory-ai2ai-gate/ai-memory-ai2ai-gate/scripts/a2a_harness.py", line 78, in ssh_exec
    return subprocess.run(
           ^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/subprocess.py", line 550, in run
    stdout, stderr = process.communicate(input, timeout=timeout)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/subprocess.py", line 1209, in communicate
    stdout, stderr = self._communicate(input, endtime, timeout)
                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/subprocess.py", line 2116, in _communicate
    self._check_timeout(endtime, orig_timeout, stdout, stderr)
  File "/usr/lib/python3.12/subprocess.py", line 1253, in _check_timeout
    raise TimeoutExpired(
subprocess.TimeoutExpired: Command '['ssh', '-o', 'StrictHostKeyChecking=no', '-o', 'ConnectTimeout=10', '-o', 'ServerAliveInterval=5', 'root@167.99.59.68', "pgrep -f 'ai-memory serve' | xargs -r kill -STOP"]' timed out after 15 seconds