bin/cpuperf/tests/last_branch.cpspec

// Test the x86 "last branch record" support.
{
  "config_name": "last-branch",
  // We only use one event so we can unambiguously verify the last-branch
  // record has the correct event id.
  "events": [
    {
      "group_name": "arch",
      "event_name": "instructions_retired",
      "rate": 10000,
      "flags": [ "os", "user", "last_branch" ]
    }
  ],
  "buffer_size_in_mb": 16,
  "duration": 2,
  "num_iterations": 1,
  "output_path_prefix": "/data/cpuperf-test",
  "session_result_spec_path": "/data/cpuperf-test.cpsession"
}