checkpoint = 2026-04-23T16:08:04+00:00
suspending ai-memory on node-3
  !! ssh timeout (30s): root@138.197.27.224 pgrep -f 'ai-memory serve' | xargs -r kill -STOP
alice + bob write 6 rows while node-3 is out
resuming ai-memory on node-3
settle 4s for process resume
node-3 asks node-1 /api/v1/sync/since?since=2026-04-23T16:08:04+00:00
  !! ssh timeout (30s): root@138.197.27.224 curl -sS 'http://64.225.62.79:9077/api/v1/sync/since?since=2026-04-23T16%3A08%3A04%2B00%3A00&limit=500'
  /sync/since raw=0 ns-filtered=0; 0/6 match our markers
  diag: updated_since=None earliest=None latest=None