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2026-06-29 - 03:33
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack6slot0.osadl.org (updated Mon Jun 29, 2026 01:02:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2500299203138,59cyclictest37355-21CPU33
2500299203138,59cyclictest37355-21CPU33
2500299203138,59cyclictest37355-21CPU33
2495899202192,3cyclictest0-21swapper/223:46:2212
2495899202192,3cyclictest0-21swapper/223:46:2212
2499899201198,2cyclictest0-21swapper/3522:50:2229
2499899201198,2cyclictest0-21swapper/3522:50:2229
2497899196127,61cyclictest37356-21CPU11
2497899196127,61cyclictest37356-21CPU11
24999991900,186cyclictest37346-21qemu-system-x8600:10:1730
24999991900,186cyclictest37346-21qemu-system-x8600:10:1630
24999991900,186cyclictest37346-21qemu-system-x8600:10:1630
24999991881,173cyclictest0-21swapper/3623:40:1630
24999991881,173cyclictest0-21swapper/3623:40:1530
24999991881,173cyclictest0-21swapper/3623:40:1530
2500199187171,12cyclictest0-21swapper/3823:06:0032
2500199187171,12cyclictest0-21swapper/3823:06:0032
2499799187173,11cyclictest0-21swapper/3421:44:4828
2499799187173,11cyclictest0-21swapper/3421:44:4828
2495899187167,17cyclictest37354-21CPU12
2495899187167,17cyclictest37354-21CPU12
2496799186182,2cyclictest0-21swapper/1023:00:212
2496799186182,2cyclictest0-21swapper/1023:00:212
2496199186176,8cyclictest0-21swapper/423:29:0434
2496199186176,8cyclictest0-21swapper/423:29:0434
2500299185157,14cyclictest0-21swapper/3923:26:2333
2500299185157,14cyclictest0-21swapper/3923:26:2333
2499799185180,3cyclictest0-21swapper/3400:08:5628
2499799185180,3cyclictest0-21swapper/3400:08:5528
2498999185171,12cyclictest0-21swapper/2921:20:0622
2498999185171,12cyclictest0-21swapper/2921:20:0622
2499999184166,15cyclictest0-21swapper/3623:51:5530
2499999184166,15cyclictest0-21swapper/3623:51:5530
2499999184166,15cyclictest0-21swapper/3623:51:5530
2499999184145,37cyclictest0-21swapper/3621:45:4930
2499999184145,37cyclictest0-21swapper/3621:45:4830
2500199183176,4cyclictest0-21swapper/3821:43:5132
2500199183176,4cyclictest0-21swapper/3821:43:5132
2500099183169,11cyclictest2466-21CPU31
2500099183169,11cyclictest2466-21CPU31
2499699183175,2cyclictest0-21swapper/3323:00:2227
2499699183175,2cyclictest0-21swapper/3323:00:2227
2497899183173,6cyclictest0-21swapper/1922:33:0611
2497899183173,6cyclictest0-21swapper/1922:33:0511
2499999182133,39cyclictest0-21swapper/3622:25:3530
2499999182133,39cyclictest0-21swapper/3622:25:3530
2499999182133,39cyclictest0-21swapper/3622:25:3430
2498999182174,6cyclictest0-21swapper/2922:07:1322
2498999182174,6cyclictest0-21swapper/2922:07:1322
2498699182159,16cyclictest171rcu_preempt00:31:2919
2498699182159,16cyclictest171rcu_preempt00:31:2819
2498699182159,16cyclictest171rcu_preempt00:31:2819
2500199181173,6cyclictest0-21swapper/3823:29:1932
2500199181173,6cyclictest0-21swapper/3823:29:1932
2500099181177,2cyclictest0-21swapper/3719:35:4831
2500099181177,2cyclictest0-21swapper/3719:35:4831
2496199181165,9cyclictest0-21swapper/423:34:3534
2496199181165,9cyclictest0-21swapper/423:34:3534
2496199181165,9cyclictest0-21swapper/423:34:3534
24999991801,170cyclictest0-21swapper/3623:15:1530
24999991801,170cyclictest0-21swapper/3623:15:1530
24999991801,170cyclictest0-21swapper/3623:15:1530
2499799180142,34cyclictest3547-21CPU28
2499799180142,34cyclictest3547-21CPU28
2499499180175,3cyclictest0-21swapper/3200:10:1326
2499499180175,3cyclictest0-21swapper/3200:10:1226
2499499180175,3cyclictest0-21swapper/3200:10:1226
2498699180138,38cyclictest37351-21CPU19
2498699180138,38cyclictest37351-21CPU19
2498699180138,38cyclictest37351-21CPU19
2495899180164,7cyclictest171rcu_preempt21:01:1912
2495899180164,7cyclictest171rcu_preempt21:01:1812
2499299179169,2cyclictest0-21swapper/3122:06:1625
2499299179169,2cyclictest0-21swapper/3122:06:1625
2498099179172,4cyclictest1-21systemd23:42:4114
2498099179172,4cyclictest1-21systemd23:42:4114
2498099179172,4cyclictest1-21systemd23:42:4014
2495999179139,37cyclictest0-21swapper/300:12:0923
2495999179139,37cyclictest0-21swapper/300:12:0923
2495999179139,37cyclictest0-21swapper/300:12:0823
2500199178167,7cyclictest0-21swapper/3821:47:4032
2500199178167,7cyclictest0-21swapper/3821:47:3932
2500099178164,9cyclictest0-21swapper/3722:37:5431
2500099178164,9cyclictest0-21swapper/3722:37:5331
2500099178164,9cyclictest0-21swapper/3722:37:5331
2499999178155,20cyclictest0-21swapper/3623:59:3330
2499999178155,20cyclictest0-21swapper/3623:59:3230
2499999178155,20cyclictest0-21swapper/3623:59:3230
24999991781,173cyclictest0-21swapper/3600:05:2030
24999991781,173cyclictest0-21swapper/3600:05:1930
2498999178150,17cyclictest171rcu_preempt00:31:4722
2498999178150,17cyclictest171rcu_preempt00:31:4722
2498999178150,17cyclictest171rcu_preempt00:31:4622
2498999178128,35cyclictest3546-21CPU22
2498999178128,35cyclictest3546-21CPU22
2496599178175,2cyclictest0-21swapper/800:31:1238
2496599178175,2cyclictest0-21swapper/800:31:1238
2496599178175,2cyclictest0-21swapper/800:31:1138
2495999178136,39cyclictest0-21swapper/322:30:0123
2495999178136,39cyclictest0-21swapper/322:30:0023
2495999178136,39cyclictest0-21swapper/322:30:0023
2495899178148,11cyclictest171rcu_preempt23:12:3312
2495899178148,11cyclictest171rcu_preempt23:12:3312
2495899178148,11cyclictest171rcu_preempt23:12:3312
2500199177170,4cyclictest0-21swapper/3823:18:2032
2500199177170,4cyclictest0-21swapper/3823:18:2032
2500199177170,4cyclictest0-21swapper/3823:18:2032
2500099177170,5cyclictest0-21swapper/3700:06:1131
2500099177170,5cyclictest0-21swapper/3700:06:1031
2499799177130,23cyclictest0-21swapper/3422:09:1928
2499799177130,23cyclictest0-21swapper/3422:09:1928
2500199176170,5cyclictest0-21swapper/3822:25:4132
2500199176170,5cyclictest0-21swapper/3822:25:4132
2500199176170,5cyclictest0-21swapper/3822:25:4132
249999917690,83cyclictest0-21swapper/3622:59:1930
249999917690,83cyclictest0-21swapper/3622:59:1930
2498999176170,4cyclictest0-21swapper/2922:04:5522
2498999176170,4cyclictest0-21swapper/2922:04:5522
2496399176173,2cyclictest0-21swapper/623:17:4236
2496399176173,2cyclictest0-21swapper/623:17:4136
2496399176173,2cyclictest0-21swapper/623:17:4136
2500199175163,10cyclictest0-21swapper/3800:25:5132
2500199175163,10cyclictest0-21swapper/3800:25:5032
2500199175120,44cyclictest37354-21CPU32
2500199175120,44cyclictest37354-21CPU32
2500099175166,8cyclictest0-21swapper/3722:58:0431
2500099175166,8cyclictest0-21swapper/3722:58:0431
2499299175169,4cyclictest0-21swapper/3121:42:4125
2499299175169,4cyclictest0-21swapper/3121:42:4125
2497099175166,2cyclictest0-21swapper/1200:20:214
2497099175166,2cyclictest0-21swapper/1200:20:214
2496299175154,11cyclictest0-21swapper/500:15:3835
2496299175154,11cyclictest0-21swapper/500:15:3735
2496199175162,12cyclictest0-21swapper/421:18:0534
2496199175162,12cyclictest0-21swapper/421:18:0534
2496199175162,12cyclictest0-21swapper/421:18:0534
2495899175149,13cyclictest171rcu_preempt19:25:2812
2495899175149,13cyclictest171rcu_preempt19:25:2812
2500199174161,12cyclictest0-21swapper/3823:58:0332
2500199174161,12cyclictest0-21swapper/3823:58:0332
2500199174161,12cyclictest0-21swapper/3823:58:0232
2500099174107,61cyclictest3609-21CPU31
2500099174107,61cyclictest3609-21CPU31
2500099174107,61cyclictest3609-21CPU31
2499799174166,7cyclictest0-21swapper/3421:18:3128
2499799174166,7cyclictest0-21swapper/3421:18:3128
2499799174166,7cyclictest0-21swapper/3421:18:3028
2499799174152,16cyclictest171rcu_preempt19:51:5528
2499799174152,14cyclictest2454-21CPU28
2499799174152,14cyclictest2454-21CPU28
2498999174112,41cyclictest0-21swapper/2923:32:3122
2498999174112,41cyclictest0-21swapper/2923:32:3122
2498999174112,41cyclictest0-21swapper/2923:32:3022
2498699174144,21cyclictest0-21swapper/2622:33:5619
2498699174144,21cyclictest0-21swapper/2622:33:5519
2500299173132,24cyclictest0-21swapper/3921:13:1133
2500299173132,24cyclictest0-21swapper/3921:13:1133
2500099173163,5cyclictest0-21swapper/3719:15:3331
2500099173163,5cyclictest0-21swapper/3719:15:3331
2500099173161,10cyclictest0-21swapper/3700:11:4631
2500099173161,10cyclictest0-21swapper/3700:11:4531
2500099173161,10cyclictest0-21swapper/3700:11:4531
24999991730,77cyclictest0-21swapper/3623:31:3430
24999991730,77cyclictest0-21swapper/3623:31:3430
24999991730,77cyclictest0-21swapper/3623:31:3430
2499799173159,12cyclictest0-21swapper/3420:57:2728
2499799173159,12cyclictest0-21swapper/3420:57:2728
2499799173157,9cyclictest171rcu_preempt23:47:0828
2499799173157,9cyclictest171rcu_preempt23:47:0828
2499799173150,14cyclictest171rcu_preempt22:42:2628
2499799173150,14cyclictest171rcu_preempt22:42:2528
2498999173157,9cyclictest0-21swapper/2922:38:0322
2498999173157,9cyclictest0-21swapper/2922:38:0222
2498999173157,9cyclictest0-21swapper/2922:38:0222
2498699173157,14cyclictest0-21swapper/2621:51:2419
2498699173157,14cyclictest0-21swapper/2621:51:2419
2498699173157,14cyclictest0-21swapper/2621:51:2419
2498699173131,39cyclictest37354-21CPU19
2498699173131,39cyclictest37354-21CPU19
2498699173101,63cyclictest2454-21CPU19
2498699173101,63cyclictest2454-21CPU19
24959991731,3cyclictest0-21swapper/322:45:1623
24959991731,3cyclictest0-21swapper/322:45:1623
24959991731,3cyclictest0-21swapper/322:45:1623
249589917397,55cyclictest3543-21CPU12
2500199172157,13cyclictest0-21swapper/3822:21:3432
2500199172157,13cyclictest0-21swapper/3822:21:3432
2500199172157,13cyclictest0-21swapper/3822:21:3332
24999991720,166cyclictest15729-21latency_hist23:25:0330
24999991720,166cyclictest15729-21latency_hist23:25:0230
2498999172160,4cyclictest0-21swapper/2900:36:3422
2498999172160,4cyclictest0-21swapper/2900:36:3322
2498699172157,10cyclictest0-21swapper/2621:55:5519
2498699172157,10cyclictest0-21swapper/2621:55:5519
2498699172157,10cyclictest0-21swapper/2621:55:5519
2498699172132,28cyclictest0-21swapper/2623:32:0119
2498699172132,28cyclictest0-21swapper/2623:32:0019
2498699172132,28cyclictest0-21swapper/2623:32:0019
2495899172152,11cyclictest171rcu_preempt21:23:4012
2495899172152,11cyclictest171rcu_preempt21:23:4012
2495899172152,11cyclictest171rcu_preempt21:23:3912
2495899172151,10cyclictest171rcu_preempt00:28:3712
2495899172151,10cyclictest171rcu_preempt00:28:3612
2500199171159,11cyclictest0-21swapper/3820:24:0532
2500199171159,11cyclictest0-21swapper/3820:24:0532
2500199171158,7cyclictest34172-21systemctl21:58:3532
2500199171158,7cyclictest34172-21systemctl21:58:3532
2500199171158,7cyclictest34172-21systemctl21:58:3532
24999991711,80cyclictest0-21swapper/3623:05:2230
24999991711,80cyclictest0-21swapper/3623:05:2230
2499799171166,2cyclictest0-21swapper/3419:40:5328
2499799171166,2cyclictest0-21swapper/3419:40:5328
2499799171152,13cyclictest3543-21CPU28
2499799171152,13cyclictest3543-21CPU28
2499799171152,13cyclictest3543-21CPU28
2499799171148,10cyclictest171rcu_preempt21:08:5928
2499799171148,10cyclictest171rcu_preempt21:08:5928
2499799171148,10cyclictest171rcu_preempt21:08:5828
2498999171126,26cyclictest0-21swapper/2923:01:3822
2498999171126,26cyclictest0-21swapper/2923:01:3822
2498999171126,25cyclictest0-21swapper/2923:09:4522
2498999171126,25cyclictest0-21swapper/2923:09:4422
2498999171105,53cyclictest2464-21CPU22
2498999171105,53cyclictest2464-21CPU22
2498699171167,2cyclictest0-21swapper/2620:56:3419
2498699171167,2cyclictest0-21swapper/2620:56:3419
2500199170154,9cyclictest0-21swapper/3822:57:1632
2500199170154,9cyclictest0-21swapper/3822:57:1632
2500199170134,32cyclictest3610-21CPU32
2500199170134,32cyclictest3610-21CPU32
2500199170134,32cyclictest3610-21CPU32
2500199170119,47cyclictest3610-21CPU32
2500199170119,47cyclictest3610-21CPU32
2500099170157,12cyclictest0-21swapper/3723:02:0531
2500099170157,12cyclictest0-21swapper/3723:02:0531
24999991701,157cyclictest0-21swapper/3623:00:1430
24999991701,157cyclictest0-21swapper/3623:00:1430
2499799170152,16cyclictest0-21swapper/3400:30:5628
2499799170152,16cyclictest0-21swapper/3400:30:5628
2499799170152,16cyclictest0-21swapper/3400:30:5528
249789917050,100cyclictest0-21swapper/1900:25:1911
249789917050,100cyclictest0-21swapper/1900:25:1811
2496999170164,4cyclictest0-21swapper/1119:11:083
2496999170164,4cyclictest0-21swapper/1119:11:083
2495899170149,11cyclictest171rcu_preempt00:23:0412
2495899170149,11cyclictest171rcu_preempt00:23:0312
2495899170132,24cyclictest0-21swapper/221:52:5212
2495899170132,24cyclictest0-21swapper/221:52:5212
2495899170132,24cyclictest0-21swapper/221:52:5212
2500199169163,4cyclictest0-21swapper/3822:11:5632
2500199169163,4cyclictest0-21swapper/3822:11:5532
2500199169129,23cyclictest0-21swapper/3822:07:3532
2500199169129,23cyclictest0-21swapper/3822:07:3532
2500099169162,5cyclictest0-21swapper/3700:31:3931
2500099169162,5cyclictest0-21swapper/3700:31:3931
2500099169162,5cyclictest0-21swapper/3700:31:3831
24999991690,95cyclictest0-21swapper/3621:41:3530
24999991690,95cyclictest0-21swapper/3621:41:3530
2499799169156,9cyclictest0-21swapper/3421:46:3428
2499799169156,9cyclictest0-21swapper/3421:46:3428
2499799169132,21cyclictest171rcu_preempt00:18:5428
2499799169132,21cyclictest171rcu_preempt00:18:5328
2496599169117,45cyclictest37356-21CPU38
2496599169117,45cyclictest37356-21CPU38
2496199169160,8cyclictest0-21swapper/400:33:1534
2496199169160,8cyclictest0-21swapper/400:33:1534
2496199169160,8cyclictest0-21swapper/400:33:1434
2496199169144,20cyclictest0-21swapper/400:10:1034
2496199169144,20cyclictest0-21swapper/400:10:1034
2496199169144,20cyclictest0-21swapper/400:10:0934
2495899169152,14cyclictest12258-21systemd23:36:0512
2495899169152,14cyclictest12258-21systemd23:36:0512
2495899169140,20cyclictest171rcu_preempt00:11:2312
2495899169140,20cyclictest171rcu_preempt00:11:2312
2495899169140,20cyclictest171rcu_preempt00:11:2212
2495799169166,2cyclictest0-21swapper/123:30:291
2495799169166,2cyclictest0-21swapper/123:30:291
2495799169166,2cyclictest0-21swapper/123:30:291
2500199168156,9cyclictest0-21swapper/3821:22:0532
2500199168156,9cyclictest0-21swapper/3821:22:0532
2500199168156,9cyclictest0-21swapper/3821:22:0432
2500099168154,8cyclictest171rcu_preempt22:17:3131
2500099168154,8cyclictest171rcu_preempt22:17:3131
2499799168156,10cyclictest0-21swapper/3420:33:3228
2499799168156,10cyclictest0-21swapper/3420:33:3228
2499799168142,16cyclictest171rcu_preempt00:00:5928
2499799168142,16cyclictest171rcu_preempt00:00:5828
2499799168137,17cyclictest171rcu_preempt00:12:2528
2499799168137,17cyclictest171rcu_preempt00:12:2528
2499799168137,17cyclictest171rcu_preempt00:12:2428
2499799168108,54cyclictest37353-21CPU28
2499799168108,54cyclictest37353-21CPU28
2499799168108,54cyclictest37353-21CPU28
2499299168164,2cyclictest0-21swapper/3122:45:4725
2499299168164,2cyclictest0-21swapper/3122:45:4725
2499299168164,2cyclictest0-21swapper/3122:45:4725
249599916864,93cyclictest0-21swapper/322:33:3723
249599916864,93cyclictest0-21swapper/322:33:3723
2495899168149,17cyclictest0-21swapper/200:06:2312
2495899168149,17cyclictest0-21swapper/200:06:2212
2495899168106,46cyclictest3541-21CPU12
2495899168106,46cyclictest3541-21CPU12
2500199167145,21cyclictest0-21swapper/3820:26:5232
2500199167145,21cyclictest0-21swapper/3820:26:5232
2500199167109,45cyclictest37354-21CPU32
2500199167109,45cyclictest37354-21CPU32
2500099167157,7cyclictest0-21swapper/3722:41:0631
2500099167157,7cyclictest0-21swapper/3722:41:0531
2500099167150,15cyclictest0-21swapper/3721:41:2131
2500099167150,15cyclictest0-21swapper/3721:41:2031
249999916774,78cyclictest0-21swapper/3621:31:1130
249999916774,78cyclictest0-21swapper/3621:31:1130
24999991671,163cyclictest0-21swapper/3600:20:1830
24999991671,163cyclictest0-21swapper/3600:20:1730
2499799167155,8cyclictest0-21swapper/3423:00:5728
2499799167155,8cyclictest0-21swapper/3423:00:5728
2499799167148,13cyclictest2466-21CPU28
2499799167148,13cyclictest2466-21CPU28
2499799167148,13cyclictest2466-21CPU28
2499799167141,19cyclictest37358-21CPU28
2499799167141,19cyclictest37358-21CPU28
2499799167141,19cyclictest37358-21CPU28
2499799167132,21cyclictest0-21swapper/3423:54:4228
2499799167132,21cyclictest0-21swapper/3423:54:4228
2499799167132,21cyclictest0-21swapper/3423:54:4228
2499799167125,19cyclictest0-21swapper/3423:40:3528
2499799167125,19cyclictest0-21swapper/3423:40:3528
2499799167125,19cyclictest0-21swapper/3423:40:3528
2499799167102,54cyclictest3609-21CPU28
2499799167102,54cyclictest3609-21CPU28
2499799167102,54cyclictest3609-21CPU28
2499299167158,6cyclictest0-21swapper/3122:02:2725
2499299167158,6cyclictest0-21swapper/3122:02:2725
2499299167150,7cyclictest0-21swapper/3119:20:3925
2499299167150,7cyclictest0-21swapper/3119:20:3925
2498899167121,36cyclictest37355-21CPU21
2498899167121,36cyclictest37355-21CPU21
2498899167121,36cyclictest37355-21CPU21
2498699167139,16cyclictest0-21swapper/2600:04:2219
2498699167139,16cyclictest0-21swapper/2600:04:2119
2498699167121,28cyclictest3545-21CPU19
2498699167121,28cyclictest3545-21CPU19
2497999167160,4cyclictest24952-21packagekitd22:58:2413
2497999167160,4cyclictest24952-21packagekitd22:58:2413
2497999167144,12cyclictest3610-21CPU13
2497999167144,12cyclictest3610-21CPU13
2496599167161,3cyclictest0-21swapper/823:48:0238
2496599167161,3cyclictest0-21swapper/823:48:0238
24959991671,4cyclictest2447-21CPU23
24959991671,4cyclictest2447-21CPU23
24959991671,4cyclictest2447-21CPU23
24959991671,2cyclictest0-21swapper/319:25:2023
24959991671,2cyclictest0-21swapper/319:25:1923
2495899167157,7cyclictest0-21swapper/219:20:3012
2495899167157,7cyclictest0-21swapper/219:20:3012
2495899167147,9cyclictest0-21swapper/223:04:3112
2495899167147,9cyclictest0-21swapper/223:04:3112
250019916668,95cyclictest4407-21CPU32
250019916668,95cyclictest4407-21CPU32
2500199166156,7cyclictest0-21swapper/3822:54:2332
2500199166156,7cyclictest0-21swapper/3822:54:2332
2500199166149,10cyclictest171rcu_preempt19:50:2532
2500199166127,26cyclictest0-21swapper/3823:50:3332
2500199166127,26cyclictest0-21swapper/3823:50:3332
2500199166127,26cyclictest0-21swapper/3823:50:3332
2500099166155,4cyclictest0-21swapper/3722:13:5131
2500099166155,4cyclictest0-21swapper/3722:13:5131
2500099166146,12cyclictest0-21swapper/3722:34:4231
2500099166146,12cyclictest0-21swapper/3722:34:4131
24999991660,163cyclictest0-21swapper/3623:10:1730
24999991660,163cyclictest0-21swapper/3623:10:1730
24999991660,163cyclictest0-21swapper/3623:10:1730
2499799166134,15cyclictest0-21swapper/3400:26:3828
2499799166134,15cyclictest0-21swapper/3400:26:3728
2499799166132,18cyclictest171rcu_preempt21:11:3128
2499799166132,18cyclictest171rcu_preempt21:11:3128
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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