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2025-09-18 - 01:49
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackcslot8.osadl.org (updated Wed Sep 17, 2025 12:49:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2482913370,326ptp4l0-21swapper/107:05:161
2482913370,326ptp4l0-21swapper/107:05:161
261949917316,156cyclictest0-21swapper/1710:15:169
261949917316,125cyclictest0-21swapper/1711:59:309
261949917316,125cyclictest0-21swapper/1711:59:299
261949917315,142cyclictest0-21swapper/1708:45:169
261949917216,124cyclictest0-21swapper/1709:38:239
260719917092,1cyclictest151rcu_preempt12:36:250
261949916916,120cyclictest0-21swapper/1709:55:189
261949916416,99cyclictest0-21swapper/1710:24:229
261949916215,88cyclictest0-21swapper/1712:25:419
261949916215,88cyclictest0-21swapper/1712:25:409
261949915815,91cyclictest0-21swapper/1711:21:339
261949915638,73cyclictest118-21ksoftirqd/1709:30:069
262869915416,46cyclictest0-21swapper/2908:20:2022
261949915316,81cyclictest0-21swapper/1710:07:169
26248991478,37cyclictest151rcu_preempt12:23:0017
261949914716,74cyclictest0-21swapper/1711:50:259
261949914716,74cyclictest0-21swapper/1711:50:259
262319914631,87cyclictest0-21swapper/2210:48:3015
262319914429,99cyclictest0-21swapper/2210:15:5415
262319914428,115cyclictest0-21swapper/2209:40:0515
262319914328,115cyclictest0-21swapper/2208:25:1715
262319914226,81cyclictest0-21swapper/2209:47:3415
262319914226,78cyclictest0-21swapper/2211:32:1915
26103991420,85cyclictest0-21swapper/510:10:1827
26103991410,84cyclictest0-21swapper/510:25:1427
261949913916,93cyclictest0-21swapper/1710:47:539
26103991390,84cyclictest0-21swapper/510:20:1527
26103991380,82cyclictest0-21swapper/510:45:3127
26103991380,81cyclictest0-21swapper/511:15:2727
26103991380,80cyclictest0-21swapper/512:31:5427
26103991380,79cyclictest0-21swapper/511:25:3727
26103991380,79cyclictest0-21swapper/511:06:0727
262319913722,78cyclictest0-21swapper/2210:11:0515
26149991370,86cyclictest0-21swapper/1111:38:323
26149991370,86cyclictest0-21swapper/1111:38:323
261039913747,62cyclictest0-21swapper/509:23:4627
261039913632,68cyclictest0-21swapper/511:59:1827
261039913632,68cyclictest0-21swapper/511:59:1827
26103991360,80cyclictest0-21swapper/512:05:1027
26103991360,80cyclictest0-21swapper/512:05:1027
26103991360,78cyclictest0-21swapper/512:38:1727
26103991350,80cyclictest0-21swapper/509:32:5227
26103991350,77cyclictest0-21swapper/509:15:1327
262319913417,114cyclictest0-21swapper/2207:35:2215
261039913431,65cyclictest0-21swapper/510:32:5927
26103991340,81cyclictest0-21swapper/507:25:0927
26103991340,79cyclictest0-21swapper/512:22:4827
262319913329,104cyclictest0-21swapper/2207:50:0115
26133991330,91cyclictest0-21swapper/912:38:3931
262319913230,101cyclictest0-21swapper/2207:15:1615
261039913232,66cyclictest0-21swapper/511:42:4327
261039913230,66cyclictest0-21swapper/510:57:1827
261039913229,60cyclictest0-21swapper/511:22:2527
261039913224,65cyclictest0-21swapper/509:44:0527
26248991311,87cyclictest0-21swapper/2412:02:3717
26248991311,87cyclictest0-21swapper/2412:02:3717
26156991310,89cyclictest0-21swapper/1208:55:364
261339913111,70cyclictest0-21swapper/910:09:0031
261039913132,66cyclictest0-21swapper/510:40:1227
261039913132,65cyclictest0-21swapper/512:01:2627
261039913132,65cyclictest0-21swapper/512:01:2627
26103991310,79cyclictest0-21swapper/512:15:5227
26103991310,79cyclictest0-21swapper/512:15:5227
261039913031,62cyclictest0-21swapper/507:14:2727
261039913028,63cyclictest0-21swapper/510:09:5827
261039913025,64cyclictest0-21swapper/509:36:0427
262489912922,102cyclictest151rcu_preempt11:54:3717
262489912922,102cyclictest151rcu_preempt11:54:3717
261949912940,60cyclictest0-21swapper/1712:22:449
261949912914,71cyclictest0-21swapper/1710:31:189
26139991290,69cyclictest0-21swapper/1009:30:152
261039912927,60cyclictest0-21swapper/511:35:4727
261039912927,60cyclictest0-21swapper/511:35:4727
261039912920,65cyclictest0-21swapper/510:35:2227
26103991290,79cyclictest0-21swapper/509:52:0627
26103991290,78cyclictest0-21swapper/510:53:0127
26103991290,78cyclictest0-21swapper/509:29:0627
26081991290,78cyclictest0-21swapper/211:34:5312
261399912819,72cyclictest0-21swapper/1010:18:222
261039912840,53cyclictest0-21swapper/508:37:1627
261039912828,61cyclictest0-21swapper/512:14:1527
261039912828,61cyclictest0-21swapper/512:14:1427
26303991270,87cyclictest0-21swapper/3112:10:2525
26303991270,87cyclictest0-21swapper/3112:10:2425
262319912720,65cyclictest0-21swapper/2210:20:4215
26103991270,70cyclictest0-21swapper/509:10:2527
260869912755,52cyclictest0-21swapper/311:45:2223
260869912755,52cyclictest0-21swapper/311:45:2223
261039912625,60cyclictest0-21swapper/511:53:2527
261039912625,60cyclictest0-21swapper/511:53:2527
260819912647,53cyclictest0-21swapper/209:22:3912
26303991250,74cyclictest0-21swapper/3108:46:3325
262869912516,45cyclictest0-21swapper/2908:55:1822
262319912531,58cyclictest0-21swapper/2212:22:3315
261399912541,75cyclictest0-21swapper/1009:41:292
261339912513,70cyclictest0-21swapper/912:29:4931
261339912513,70cyclictest0-21swapper/912:29:4831
261039912526,57cyclictest0-21swapper/510:02:1527
26103991250,74cyclictest0-21swapper/507:45:0627
262319912431,48cyclictest0-21swapper/2211:44:3615
261949912445,65cyclictest0-21swapper/1710:39:529
261949912426,68cyclictest0-21swapper/1709:00:599
261499912446,52cyclictest0-21swapper/1110:22:363
260819912443,56cyclictest0-21swapper/211:27:4312
261949912331,61cyclictest0-21swapper/1709:50:579
261949912327,65cyclictest0-21swapper/1711:14:349
261949912327,64cyclictest0-21swapper/1711:37:029
261949912327,64cyclictest0-21swapper/1711:37:029
261399912332,59cyclictest0-21swapper/1010:23:112
261399912331,57cyclictest0-21swapper/1012:14:512
261399912331,57cyclictest0-21swapper/1012:14:512
260819912347,58cyclictest0-21swapper/210:34:4812
260819912340,50cyclictest0-21swapper/207:30:5912
260819912332,60cyclictest0-21swapper/211:41:0412
262489912220,72cyclictest0-21swapper/2409:55:2617
262319912230,5cyclictest0-21swapper/2212:00:0715
262319912230,5cyclictest0-21swapper/2212:00:0615
261949912243,57cyclictest0-21swapper/1709:13:489
261949912228,64cyclictest0-21swapper/1709:40:219
261949912226,67cyclictest0-21swapper/1709:07:229
261949912226,65cyclictest0-21swapper/1709:24:309
261949912226,64cyclictest0-21swapper/1712:36:549
261499912235,56cyclictest0-21swapper/1109:48:263
261399912248,63cyclictest0-21swapper/1012:21:322
26116991225,98cyclictest0-21swapper/709:35:2129
26103991223,70cyclictest0-21swapper/508:05:1327
26103991220,77cyclictest0-21swapper/512:29:1327
26103991220,77cyclictest0-21swapper/512:29:1327
2609499122120,1cyclictest0-21swapper/411:55:0226
2609499122120,1cyclictest0-21swapper/411:55:0126
262489912146,52cyclictest0-21swapper/2411:06:3317
262319912122,66cyclictest0-21swapper/2209:20:1815
261949912145,57cyclictest0-21swapper/1710:04:039
261949912132,68cyclictest0-21swapper/1711:07:079
261949912129,65cyclictest0-21swapper/1709:29:049
261949912126,62cyclictest0-21swapper/1710:44:409
261949912125,63cyclictest0-21swapper/1709:48:339
261659912112,76cyclictest0-21swapper/1310:10:235
261499912129,59cyclictest0-21swapper/1108:05:203
261399912126,63cyclictest0-21swapper/1012:19:082
261399912126,63cyclictest0-21swapper/1012:19:072
261399912125,58cyclictest0-21swapper/1009:51:062
260819912127,57cyclictest0-21swapper/210:48:4212
260819912126,66cyclictest0-21swapper/211:59:0012
260819912126,66cyclictest0-21swapper/211:59:0012
261949912049,58cyclictest0-21swapper/1708:06:299
261949912028,66cyclictest0-21swapper/1710:58:349
261949912028,61cyclictest0-21swapper/1711:18:539
261949912026,60cyclictest0-21swapper/1708:00:379
261659912023,93cyclictest151rcu_preempt11:12:125
261499912024,60cyclictest0-21swapper/1111:15:343
261399912029,63cyclictest0-21swapper/1009:24:222
261399912025,63cyclictest0-21swapper/1008:20:012
261399912025,59cyclictest0-21swapper/1011:05:562
260819912043,58cyclictest0-21swapper/212:27:0212
260819912043,58cyclictest0-21swapper/212:27:0112
260819912042,52cyclictest0-21swapper/212:06:5812
260819912042,52cyclictest0-21swapper/212:06:5812
260819912038,62cyclictest0-21swapper/212:19:1512
260819912038,62cyclictest0-21swapper/212:19:1512
260819912038,53cyclictest0-21swapper/208:25:2912
260819912027,63cyclictest0-21swapper/209:46:1012
260819912026,62cyclictest0-21swapper/210:56:1112
260819912025,65cyclictest0-21swapper/209:40:1712
260819912024,65cyclictest0-21swapper/209:29:3612
262489911942,51cyclictest0-21swapper/2409:36:5817
262489911938,54cyclictest0-21swapper/2411:17:4317
261949911931,58cyclictest0-21swapper/1711:46:409
261949911931,58cyclictest0-21swapper/1711:46:399
261949911929,68cyclictest0-21swapper/1707:18:569
261949911928,68cyclictest0-21swapper/1708:20:239
261949911925,61cyclictest0-21swapper/1712:32:069
261949911925,61cyclictest0-21swapper/1708:40:089
261949911922,62cyclictest0-21swapper/1707:12:329
26165991199,107cyclictest151rcu_preempt08:26:115
261499911928,62cyclictest0-21swapper/1109:30:543
261499911926,63cyclictest0-21swapper/1112:25:213
261499911926,63cyclictest0-21swapper/1112:25:213
261499911924,62cyclictest0-21swapper/1108:22:583
261399911951,55cyclictest0-21swapper/1007:59:262
260819911942,53cyclictest0-21swapper/211:07:2412
260819911942,52cyclictest0-21swapper/207:55:3312
260819911924,64cyclictest0-21swapper/209:31:1212
262489911832,57cyclictest0-21swapper/2410:00:4717
261949911848,61cyclictest0-21swapper/1708:17:109
261949911827,66cyclictest0-21swapper/1708:50:199
261949911827,63cyclictest0-21swapper/1708:35:219
261949911825,59cyclictest0-21swapper/1712:13:559
261949911825,59cyclictest0-21swapper/1712:13:549
261499911827,72cyclictest0-21swapper/1111:28:243
261499911826,61cyclictest0-21swapper/1107:40:133
261499911824,62cyclictest0-21swapper/1109:44:113
261399911828,57cyclictest0-21swapper/1012:30:222
261399911826,66cyclictest0-21swapper/1009:55:222
261399911826,63cyclictest0-21swapper/1011:03:152
261399911826,61cyclictest0-21swapper/1010:27:592
261399911826,61cyclictest0-21swapper/1008:40:002
261399911824,63cyclictest0-21swapper/1009:17:582
261399911823,61cyclictest0-21swapper/1012:35:432
261399911823,57cyclictest0-21swapper/1008:19:182
261399911822,59cyclictest0-21swapper/1011:43:212
26133991187,62cyclictest691rcuc/912:21:2231
261039911827,56cyclictest0-21swapper/509:48:3827
26103991181,65cyclictest0-21swapper/508:12:1027
260819911837,52cyclictest0-21swapper/208:53:1812
260819911830,56cyclictest0-21swapper/209:11:4012
260819911829,64cyclictest0-21swapper/209:09:0012
260819911826,65cyclictest0-21swapper/209:16:4612
260819911826,60cyclictest0-21swapper/207:37:5912
260819911825,62cyclictest0-21swapper/212:00:1912
260819911825,62cyclictest0-21swapper/212:00:1912
260819911825,59cyclictest0-21swapper/207:40:0312
260819911823,62cyclictest0-21swapper/210:39:0512
260819911823,58cyclictest0-21swapper/210:41:4412
262489911731,58cyclictest0-21swapper/2409:54:5317
262489911724,58cyclictest0-21swapper/2409:30:1717
262489911723,58cyclictest0-21swapper/2407:18:3617
26248991170,74cyclictest0-21swapper/2409:10:0117
261949911754,62cyclictest0-21swapper/1707:30:109
261949911730,68cyclictest0-21swapper/1710:54:509
261949911725,63cyclictest0-21swapper/1712:07:319
261949911725,63cyclictest0-21swapper/1712:07:309
261949911724,62cyclictest0-21swapper/1711:00:109
2617899117115,1cyclictest0-21swapper/1512:30:257
261499911748,66cyclictest0-21swapper/1107:25:143
261499911735,67cyclictest0-21swapper/1109:39:223
261499911732,57cyclictest0-21swapper/1110:51:303
261499911727,66cyclictest0-21swapper/1109:25:293
261499911727,64cyclictest0-21swapper/1108:55:013
261499911726,57cyclictest0-21swapper/1110:11:403
261499911725,66cyclictest0-21swapper/1107:37:333
261499911724,62cyclictest0-21swapper/1111:04:203
261399911735,55cyclictest0-21swapper/1012:05:152
261399911735,55cyclictest0-21swapper/1012:05:152
261399911726,57cyclictest0-21swapper/1010:56:192
261399911725,68cyclictest0-21swapper/1010:05:002
261399911720,63cyclictest0-21swapper/1010:46:102
260819911751,58cyclictest0-21swapper/211:13:4912
260819911725,61cyclictest0-21swapper/211:52:4912
260819911725,61cyclictest0-21swapper/211:52:4812
260819911725,61cyclictest0-21swapper/207:50:1312
260819911725,60cyclictest0-21swapper/211:36:3312
260819911725,60cyclictest0-21swapper/211:36:3312
260819911724,62cyclictest0-21swapper/211:47:2912
260819911724,62cyclictest0-21swapper/211:47:2812
262489911646,55cyclictest0-21swapper/2410:55:1517
262489911635,58cyclictest0-21swapper/2412:19:1417
262489911635,58cyclictest0-21swapper/2412:19:1417
262489911626,62cyclictest0-21swapper/2408:55:3517
262489911624,64cyclictest0-21swapper/2412:10:5417
262489911624,64cyclictest0-21swapper/2412:10:5317
262189911662,52cyclictest0-21swapper/2010:35:2613
261949911659,57cyclictest0-21swapper/1711:27:259
261949911630,68cyclictest0-21swapper/1712:02:109
261949911630,68cyclictest0-21swapper/1712:02:109
261949911628,63cyclictest0-21swapper/1707:54:129
261949911626,59cyclictest0-21swapper/1708:13:269
261949911625,60cyclictest0-21swapper/1707:39:149
261569911625,73cyclictest0-21swapper/1209:27:254
261499911634,64cyclictest0-21swapper/1112:04:123
261499911634,64cyclictest0-21swapper/1112:04:123
261499911630,66cyclictest0-21swapper/1110:35:573
261499911627,63cyclictest0-21swapper/1112:40:013
261499911626,66cyclictest0-21swapper/1109:55:233
261499911626,62cyclictest0-21swapper/1108:35:153
261499911625,59cyclictest0-21swapper/1111:34:143
261499911623,64cyclictest0-21swapper/1107:45:013
261499911623,60cyclictest0-21swapper/1112:21:183
261399911637,59cyclictest0-21swapper/1010:10:212
261399911626,61cyclictest0-21swapper/1011:16:372
261399911624,59cyclictest0-21swapper/1008:09:342
260819911655,58cyclictest0-21swapper/209:55:1512
260819911644,53cyclictest0-21swapper/210:24:3912
260819911639,47cyclictest0-21swapper/208:32:5812
260819911630,72cyclictest0-21swapper/207:45:5712
260819911627,62cyclictest0-21swapper/208:00:2112
260819911626,63cyclictest0-21swapper/210:10:1212
260819911626,63cyclictest0-21swapper/208:49:4812
260819911625,62cyclictest0-21swapper/210:53:1312
262489911545,51cyclictest0-21swapper/2408:25:2317
262489911523,60cyclictest0-21swapper/2411:29:2817
261949911531,80cyclictest0-21swapper/1708:59:249
261949911529,70cyclictest0-21swapper/1709:15:579
261499911530,57cyclictest0-21swapper/1108:45:233
261499911525,65cyclictest0-21swapper/1111:52:593
261499911525,65cyclictest0-21swapper/1111:52:583
261499911525,61cyclictest0-21swapper/1111:24:073
261499911522,60cyclictest0-21swapper/1111:56:113
261499911522,60cyclictest0-21swapper/1111:56:113
261499911518,63cyclictest0-21swapper/1110:01:133
261399911530,71cyclictest0-21swapper/1007:10:032
261399911528,60cyclictest0-21swapper/1011:56:102
261399911528,60cyclictest0-21swapper/1011:56:102
261399911525,70cyclictest0-21swapper/1007:45:002
261399911524,59cyclictest0-21swapper/1010:40:482
261339911514,57cyclictest0-21swapper/910:38:5831
26103991153,68cyclictest0-21swapper/511:12:1627
26103991150,69cyclictest0-21swapper/507:58:1727
2609499115114,1cyclictest0-21swapper/410:50:1826
260819911528,67cyclictest0-21swapper/212:12:1812
260819911528,67cyclictest0-21swapper/212:12:1812
260819911527,66cyclictest0-21swapper/207:15:2912
260819911527,63cyclictest0-21swapper/212:30:1412
262489911452,60cyclictest0-21swapper/2411:41:1517
262489911424,61cyclictest0-21swapper/2408:45:2517
261949911426,56cyclictest0-21swapper/1712:19:489
261949911426,56cyclictest0-21swapper/1712:19:479
261399911427,71cyclictest0-21swapper/1008:35:162
261399911427,67cyclictest0-21swapper/1011:23:022
26103991140,80cyclictest0-21swapper/510:16:0927
260819911433,68cyclictest0-21swapper/211:15:2512
260819911423,60cyclictest0-21swapper/212:22:1312
262489911326,61cyclictest0-21swapper/2411:30:3317
262489911326,60cyclictest0-21swapper/2408:05:2117
262489911325,56cyclictest0-21swapper/2409:23:5017
262489911324,59cyclictest0-21swapper/2409:10:0317
262489911323,60cyclictest0-21swapper/2408:50:1317
262489911323,59cyclictest0-21swapper/2412:06:3717
262489911323,59cyclictest0-21swapper/2412:06:3717
262489911323,59cyclictest0-21swapper/2410:13:1817
262489911322,59cyclictest0-21swapper/2408:33:3917
262489911321,58cyclictest0-21swapper/2410:55:0217
261949911325,55cyclictest0-21swapper/1708:30:009
261949911324,60cyclictest0-21swapper/1707:57:579
261659911354,55cyclictest151rcu_preempt09:16:355
26165991130,81cyclictest25743-21taskset11:53:175
26165991130,81cyclictest25743-21taskset11:53:175
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261399911327,67cyclictest0-21swapper/1012:28:462
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261399911324,59cyclictest0-21swapper/1008:03:102
261399911322,59cyclictest0-21swapper/1011:25:412
26103991131,66cyclictest0-21swapper/508:45:1727
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2609499113113,0cyclictest0-21swapper/407:25:1826
260819911350,61cyclictest0-21swapper/208:12:0712
260819911330,61cyclictest0-21swapper/212:36:0612
260719911359,53cyclictest0-21swapper/011:01:450
262489911224,62cyclictest0-21swapper/2412:30:2517
262489911224,57cyclictest0-21swapper/2410:37:0617
262489911221,55cyclictest0-21swapper/2410:22:4017
261949911251,60cyclictest0-21swapper/1710:13:089
261949911223,58cyclictest0-21swapper/1707:28:339
261499911237,48cyclictest0-21swapper/1111:07:013
261399911249,60cyclictest0-21swapper/1010:07:092
261399911241,61cyclictest0-21swapper/1007:50:212
261399911238,47cyclictest0-21swapper/1009:38:172
261399911235,47cyclictest0-21swapper/1011:11:172
261399911226,63cyclictest0-21swapper/1010:32:102
261399911225,61cyclictest0-21swapper/1011:31:022
26133991126,63cyclictest691rcuc/909:52:5831
261339911210,60cyclictest0-21swapper/911:22:2931
26116991129,64cyclictest0-21swapper/710:50:2329
26086991120,85cyclictest0-21swapper/310:00:0423
260819911228,65cyclictest0-21swapper/208:22:0112
260819911224,58cyclictest0-21swapper/210:18:4512
262489911124,61cyclictest0-21swapper/2407:43:2717
261569911145,51cyclictest0-21swapper/1209:12:354
261499911129,73cyclictest0-21swapper/1110:25:523
261499911128,69cyclictest0-21swapper/1112:15:263
261499911128,69cyclictest0-21swapper/1112:15:253
261499911126,68cyclictest0-21swapper/1109:00:213
26103991110,72cyclictest0-21swapper/507:50:1627
260819911123,59cyclictest0-21swapper/211:00:2712
262489911026,66cyclictest0-21swapper/2409:45:1517
262489911026,61cyclictest0-21swapper/2411:03:0117
262489911025,58cyclictest0-21swapper/2410:07:5617
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