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2025-09-18 - 07:09
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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 Thu Sep 18, 2025 00:49:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2482913180,309ptp4l0-21swapper/119:06:591
35229915138,112cyclictest0-21swapper/1623:25:158
35229915138,111cyclictest0-21swapper/1622:51:158
36049915026,123cyclictest0-21swapper/2623:19:4119
36049915026,122cyclictest0-21swapper/2622:18:4519
36049915026,122cyclictest0-21swapper/2622:18:4519
35229915038,90cyclictest0-21swapper/1620:55:018
36049914926,78cyclictest0-21swapper/2622:54:0219
36049914726,75cyclictest0-21swapper/2623:38:5519
36049914625,81cyclictest0-21swapper/2600:29:0919
36049914325,74cyclictest0-21swapper/2623:58:1019
35079914115,100cyclictest0-21swapper/1421:28:196
35079914115,100cyclictest0-21swapper/1421:28:196
35229914025,90cyclictest0-21swapper/1620:35:278
35079914015,117cyclictest0-21swapper/1423:14:586
18932140133,6sleep30-21swapper/319:05:4623
36049913926,70cyclictest0-21swapper/2623:22:2119
35799913926,87cyclictest0-21swapper/2300:20:1816
35079913915,92cyclictest0-21swapper/1423:33:226
35079913915,123cyclictest0-21swapper/1420:25:166
35079913915,123cyclictest0-21swapper/1400:30:006
35079913915,120cyclictest0-21swapper/1422:21:466
35079913816,102cyclictest0-21swapper/1422:47:256
35079913815,92cyclictest0-21swapper/1423:42:466
35079913815,122cyclictest0-21swapper/1422:54:226
35079913815,103cyclictest0-21swapper/1421:36:526
35079913815,103cyclictest0-21swapper/1421:36:516
34919913811,84cyclictest0-21swapper/1220:23:424
3557991370,81cyclictest0-21swapper/2020:07:4013
3491991374,83cyclictest871rcuc/1219:17:404
34919913718,75cyclictest0-21swapper/1223:30:114
35799913626,71cyclictest0-21swapper/2323:44:1316
35799913625,90cyclictest0-21swapper/2300:13:2916
35799913625,77cyclictest0-21swapper/2300:25:2216
35229913624,73cyclictest0-21swapper/1623:48:548
35079913615,83cyclictest0-21swapper/1400:31:066
35799913526,60cyclictest0-21swapper/2323:57:0216
35639913554,46cyclictest0-21swapper/2121:35:1814
35639913554,46cyclictest0-21swapper/2121:35:1714
3532991350,80cyclictest0-21swapper/1721:44:409
3532991350,80cyclictest0-21swapper/1721:44:409
34919913519,71cyclictest0-21swapper/1220:05:154
3557991340,79cyclictest0-21swapper/2021:30:1913
3557991340,79cyclictest0-21swapper/2021:30:1913
11342134126,6sleep130-21swapper/1319:05:245
35799913323,70cyclictest0-21swapper/2321:46:3316
35229913335,66cyclictest0-21swapper/1623:16:058
35079913315,83cyclictest0-21swapper/1400:05:246
3563991320,83cyclictest0-21swapper/2100:15:4314
35079913215,78cyclictest0-21swapper/1423:59:346
35799913121,92cyclictest0-21swapper/2320:05:3216
3532991310,78cyclictest0-21swapper/1719:25:299
35079913115,115cyclictest0-21swapper/1400:04:406
3550991300,79cyclictest0-21swapper/1922:10:3711
3550991300,79cyclictest0-21swapper/1922:10:3711
35329913048,54cyclictest0-21swapper/1721:33:279
35329913048,54cyclictest0-21swapper/1721:33:279
35329913043,55cyclictest0-21swapper/1723:58:339
3491991307,76cyclictest0-21swapper/1223:37:224
35799912826,59cyclictest0-21swapper/2323:30:1916
35329912852,55cyclictest0-21swapper/1722:42:399
35329912840,58cyclictest0-21swapper/1700:35:259
35329912839,58cyclictest0-21swapper/1700:32:459
35329912828,59cyclictest0-21swapper/1720:18:239
3557991270,80cyclictest0-21swapper/2023:10:5813
35409912726,66cyclictest0-21swapper/1822:59:4610
35329912751,75cyclictest0-21swapper/1721:15:019
35329912751,75cyclictest0-21swapper/1721:15:019
35329912741,58cyclictest0-21swapper/1719:34:349
35329912740,55cyclictest0-21swapper/1719:36:109
35329912626,67cyclictest0-21swapper/1721:19:499
35329912626,67cyclictest0-21swapper/1721:19:499
35639912557,32cyclictest0-21swapper/2123:52:4414
35329912542,62cyclictest0-21swapper/1722:21:489
35329912528,68cyclictest0-21swapper/1719:44:429
35329912524,68cyclictest0-21swapper/1721:39:229
35329912524,68cyclictest0-21swapper/1721:39:229
35329912448,58cyclictest0-21swapper/1720:58:279
35329912448,58cyclictest0-21swapper/1720:58:269
35329912441,54cyclictest0-21swapper/1722:52:169
35329912438,56cyclictest0-21swapper/1723:21:089
35329912437,64cyclictest0-21swapper/1720:43:299
35329912433,59cyclictest0-21swapper/1700:16:119
35329912427,66cyclictest0-21swapper/1721:21:259
35329912427,66cyclictest0-21swapper/1721:21:259
35329912426,67cyclictest0-21swapper/1720:31:129
35329912424,58cyclictest0-21swapper/1719:46:519
3491991248,65cyclictest871rcuc/1220:00:024
35799912322,63cyclictest0-21swapper/2321:31:4116
35799912322,63cyclictest0-21swapper/2321:31:4116
35329912345,53cyclictest0-21swapper/1723:11:319
35329912332,61cyclictest0-21swapper/1720:02:539
35329912327,65cyclictest0-21swapper/1722:47:279
35329912325,70cyclictest0-21swapper/1721:59:229
35329912325,70cyclictest0-21swapper/1721:59:229
35329912323,59cyclictest0-21swapper/1721:01:079
35329912323,59cyclictest0-21swapper/1721:01:079
35639912236,58cyclictest0-21swapper/2100:13:0214
35329912237,65cyclictest0-21swapper/1700:20:279
35329912228,70cyclictest0-21swapper/1722:19:409
35329912228,70cyclictest0-21swapper/1722:19:409
35329912227,72cyclictest0-21swapper/1723:27:339
35329912227,70cyclictest0-21swapper/1722:14:209
35329912227,70cyclictest0-21swapper/1722:14:209
35329912226,63cyclictest0-21swapper/1723:53:449
35329912225,62cyclictest0-21swapper/1720:23:439
352299122120,1cyclictest0-21swapper/1622:58:288
35799912123,63cyclictest0-21swapper/2300:39:4116
35639912145,51cyclictest0-21swapper/2123:45:4714
35409912121,67cyclictest0-21swapper/1800:35:2610
35329912137,54cyclictest0-21swapper/1720:51:309
35329912129,65cyclictest0-21swapper/1700:08:109
35329912129,64cyclictest0-21swapper/1722:28:469
35329912128,67cyclictest0-21swapper/1723:04:029
35329912128,65cyclictest0-21swapper/1720:09:189
35329912127,62cyclictest0-21swapper/1722:58:099
35329912127,59cyclictest0-21swapper/1722:33:029
35229912131,47cyclictest0-21swapper/1621:48:268
3515991210,82cyclictest0-21swapper/1521:45:597
35079912115,64cyclictest0-21swapper/1400:37:296
34919912118,86cyclictest20456-21switchtime00:35:234
35639912039,51cyclictest0-21swapper/2122:47:3214
35329912051,66cyclictest0-21swapper/1721:05:569
35329912032,51cyclictest0-21swapper/1719:12:249
35329912030,73cyclictest0-21swapper/1721:28:229
35329912030,73cyclictest0-21swapper/1721:28:229
35329912030,59cyclictest0-21swapper/1723:41:269
35329912029,71cyclictest0-21swapper/1700:26:529
35329912027,67cyclictest0-21swapper/1721:49:139
35329912027,54cyclictest0-21swapper/1721:52:259
35329912027,54cyclictest0-21swapper/1721:52:249
35329912026,62cyclictest0-21swapper/1700:01:139
3491991200,74cyclictest0-21swapper/1223:46:004
35639911944,50cyclictest0-21swapper/2123:31:5314
35639911940,52cyclictest0-21swapper/2122:40:0314
35639911938,54cyclictest0-21swapper/2123:45:0014
35579911940,52cyclictest0-21swapper/2021:50:2713
35579911940,52cyclictest0-21swapper/2021:50:2713
35329911942,64cyclictest0-21swapper/1723:37:109
35329911941,71cyclictest0-21swapper/1723:16:419
35329911928,70cyclictest0-21swapper/1723:05:389
35329911926,61cyclictest0-21swapper/1720:47:469
35329911925,62cyclictest0-21swapper/1719:20:079
3522991199,72cyclictest0-21swapper/1623:14:068
35229911931,46cyclictest0-21swapper/1622:39:268
35229911931,44cyclictest0-21swapper/1623:22:328
34919911949,54cyclictest0-21swapper/1222:14:064
34919911949,54cyclictest0-21swapper/1222:14:064
34919911931,51cyclictest0-21swapper/1222:01:494
34919911923,55cyclictest0-21swapper/1219:43:224
34919911922,63cyclictest0-21swapper/1200:19:084
34919911922,55cyclictest0-21swapper/1221:14:464
34919911922,55cyclictest0-21swapper/1221:14:454
35799911821,67cyclictest0-21swapper/2320:37:0416
35639911844,53cyclictest0-21swapper/2122:20:1714
35639911844,47cyclictest0-21swapper/2120:42:2414
35639911841,51cyclictest0-21swapper/2123:59:0914
35329911828,67cyclictest0-21swapper/1722:08:279
35329911828,67cyclictest0-21swapper/1722:08:269
35329911827,68cyclictest0-21swapper/1719:55:569
35329911826,61cyclictest0-21swapper/1700:12:269
35079911815,63cyclictest0-21swapper/1419:30:146
34919911829,59cyclictest0-21swapper/1223:28:284
34919911821,63cyclictest0-21swapper/1222:25:184
35639911741,53cyclictest0-21swapper/2122:19:1214
35639911741,53cyclictest0-21swapper/2122:19:1214
35639911739,50cyclictest0-21swapper/2121:53:4914
35639911739,50cyclictest0-21swapper/2121:53:4914
35639911727,66cyclictest0-21swapper/2120:35:1714
35639911724,75cyclictest0-21swapper/2122:25:2314
35639911722,55cyclictest0-21swapper/2120:46:4114
35579911742,49cyclictest0-21swapper/2021:35:1613
35579911742,49cyclictest0-21swapper/2021:35:1613
35409911728,42cyclictest0-21swapper/1822:05:4810
35409911728,42cyclictest0-21swapper/1822:05:4810
35329911729,73cyclictest0-21swapper/1719:52:129
34919911756,36cyclictest0-21swapper/1221:39:354
34919911756,36cyclictest0-21swapper/1221:39:354
34919911734,61cyclictest0-21swapper/1219:25:124
34919911730,86cyclictest0-21swapper/1221:25:254
34919911730,86cyclictest0-21swapper/1221:25:254
34919911724,60cyclictest0-21swapper/1221:32:234
34919911724,60cyclictest0-21swapper/1221:32:234
34919911723,62cyclictest0-21swapper/1222:56:014
34919911723,60cyclictest0-21swapper/1200:03:044
34919911722,56cyclictest0-21swapper/1223:10:404
36049911626,61cyclictest0-21swapper/2619:35:1419
35639911647,55cyclictest0-21swapper/2121:56:1414
35639911647,55cyclictest0-21swapper/2121:56:1414
35639911640,76cyclictest0-21swapper/2122:57:4114
35639911637,57cyclictest0-21swapper/2121:19:5314
35639911637,57cyclictest0-21swapper/2121:19:5314
35639911631,50cyclictest0-21swapper/2123:05:1014
35639911630,55cyclictest0-21swapper/2100:25:3614
35639911625,63cyclictest0-21swapper/2120:24:3514
3563991160,82cyclictest0-21swapper/2121:34:5114
3563991160,82cyclictest0-21swapper/2121:34:5114
35579911641,48cyclictest0-21swapper/2021:25:1713
35579911641,48cyclictest0-21swapper/2021:25:1713
35329911624,59cyclictest0-21swapper/1723:32:219
34919911651,56cyclictest0-21swapper/1222:42:544
34919911636,60cyclictest0-21swapper/1221:55:234
34919911636,60cyclictest0-21swapper/1221:55:234
34919911631,52cyclictest0-21swapper/1200:34:434
34919911627,57cyclictest0-21swapper/1200:25:474
34919911626,60cyclictest0-21swapper/1219:49:464
35639911546,55cyclictest0-21swapper/2121:03:5114
35639911546,55cyclictest0-21swapper/2121:03:5114
35639911545,52cyclictest0-21swapper/2120:00:1714
35639911535,52cyclictest0-21swapper/2121:25:4614
35639911535,52cyclictest0-21swapper/2121:25:4614
35639911526,58cyclictest0-21swapper/2122:33:3214
35639911526,57cyclictest0-21swapper/2100:33:1714
35639911525,63cyclictest0-21swapper/2122:36:1914
35579911543,62cyclictest0-21swapper/2000:39:1713
35579911542,47cyclictest0-21swapper/2023:30:3613
35579911541,54cyclictest0-21swapper/2020:55:0513
35579911541,54cyclictest0-21swapper/2020:55:0513
35579911537,50cyclictest0-21swapper/2021:16:2813
35579911537,50cyclictest0-21swapper/2021:16:2813
35579911536,52cyclictest0-21swapper/2021:02:0313
35579911536,52cyclictest0-21swapper/2021:02:0313
35579911531,50cyclictest0-21swapper/2021:56:3613
35579911531,50cyclictest0-21swapper/2021:56:3613
35579911524,64cyclictest0-21swapper/2020:22:3813
3557991150,73cyclictest0-21swapper/2023:35:4313
35329911526,66cyclictest0-21swapper/1723:46:009
35229911525,57cyclictest0-21swapper/1622:27:588
35079911515,61cyclictest0-21swapper/1421:57:436
35079911515,61cyclictest0-21swapper/1421:57:436
34919911543,43cyclictest0-21swapper/1220:00:034
34919911525,60cyclictest0-21swapper/1222:34:374
34919911525,58cyclictest0-21swapper/1223:08:024
34919911524,61cyclictest0-21swapper/1221:54:534
34919911524,61cyclictest0-21swapper/1221:54:534
34919911523,64cyclictest0-21swapper/1223:20:514
3579991144,80cyclictest0-21swapper/2322:48:3816
35799911426,46cyclictest0-21swapper/2322:53:5216
35639911443,47cyclictest0-21swapper/2121:42:2014
35639911443,47cyclictest0-21swapper/2121:42:2014
35639911434,53cyclictest0-21swapper/2123:13:1014
35639911426,56cyclictest0-21swapper/2119:25:3314
35639911425,60cyclictest0-21swapper/2100:03:2514
35639911424,61cyclictest0-21swapper/2121:22:0214
35639911424,61cyclictest0-21swapper/2121:22:0214
35639911424,58cyclictest0-21swapper/2123:15:1914
35639911423,60cyclictest0-21swapper/2119:21:4814
35579911451,24cyclictest0-21swapper/2023:17:2313
34919911429,64cyclictest0-21swapper/1221:40:244
34919911429,64cyclictest0-21swapper/1221:40:244
34919911426,61cyclictest0-21swapper/1223:43:234
34919911426,60cyclictest0-21swapper/1221:00:174
34919911426,60cyclictest0-21swapper/1221:00:174
34919911425,62cyclictest0-21swapper/1200:23:554
34919911425,61cyclictest0-21swapper/1223:58:184
34919911425,60cyclictest0-21swapper/1200:10:024
34919911421,53cyclictest0-21swapper/1221:06:434
3491991140,63cyclictest88-21ksoftirqd/1223:50:014
35799911319,62cyclictest0-21swapper/2322:03:0516
35639911344,54cyclictest0-21swapper/2121:48:1214
35639911339,55cyclictest0-21swapper/2100:37:3714
35639911327,66cyclictest0-21swapper/2120:55:1914
35639911327,66cyclictest0-21swapper/2120:55:1914
35639911324,61cyclictest0-21swapper/2119:56:5914
35639911323,60cyclictest0-21swapper/2119:41:0114
35639911323,59cyclictest0-21swapper/2123:00:2314
35579911336,47cyclictest0-21swapper/2020:00:3613
35579911325,58cyclictest0-21swapper/2023:02:5713
35579911324,62cyclictest0-21swapper/2019:50:2613
35579911324,58cyclictest0-21swapper/2020:53:0513
35579911323,58cyclictest0-21swapper/2022:59:0413
3540991130,68cyclictest0-21swapper/1821:59:5510
3540991130,68cyclictest0-21swapper/1821:59:5510
34919911326,60cyclictest0-21swapper/1219:20:234
34919911325,60cyclictest0-21swapper/1200:07:214
34919911325,59cyclictest0-21swapper/1222:15:074
34919911325,59cyclictest0-21swapper/1222:15:074
34919911324,58cyclictest0-21swapper/1221:45:434
34919911316,69cyclictest0-21swapper/1223:16:324
34459911356,57cyclictest0-21swapper/623:42:5228
35639911236,56cyclictest0-21swapper/2123:26:3214
35639911228,83cyclictest0-21swapper/2123:35:5714
35639911226,70cyclictest0-21swapper/2122:09:3514
35639911226,70cyclictest0-21swapper/2122:09:3514
35579911235,49cyclictest0-21swapper/2021:20:4513
35579911235,49cyclictest0-21swapper/2021:20:4513
35579911226,59cyclictest0-21swapper/2022:32:2113
35579911225,59cyclictest0-21swapper/2021:45:1813
35579911224,60cyclictest0-21swapper/2023:26:2813
35579911223,59cyclictest0-21swapper/2000:34:0913
34919911226,60cyclictest0-21swapper/1220:30:234
34919911224,59cyclictest0-21swapper/1219:50:184
36049911141,50cyclictest0-21swapper/2622:12:5319
36049911141,50cyclictest0-21swapper/2622:12:5319
36049911125,38cyclictest0-21swapper/2600:31:1819
35799911126,43cyclictest0-21swapper/2323:39:0716
35639911123,56cyclictest0-21swapper/2100:24:1614
35579911150,59cyclictest0-21swapper/2022:41:5813
35579911143,63cyclictest0-21swapper/2022:19:1513
35579911143,63cyclictest0-21swapper/2022:19:1513
35579911136,53cyclictest0-21swapper/2023:21:1313
35579911136,53cyclictest0-21swapper/2022:20:0313
35579911130,50cyclictest0-21swapper/2000:21:5713
35579911126,57cyclictest0-21swapper/2022:37:4213
35579911125,63cyclictest0-21swapper/2022:26:3113
35579911125,54cyclictest0-21swapper/2021:14:5213
35579911125,54cyclictest0-21swapper/2021:14:5213
35229911136,52cyclictest0-21swapper/1620:55:028
35229911136,52cyclictest0-21swapper/1620:55:028
34919911132,47cyclictest0-21swapper/1222:45:034
34919911127,65cyclictest0-21swapper/1220:45:204
34919911127,63cyclictest0-21swapper/1223:00:014
34919911124,62cyclictest0-21swapper/1220:13:464
35979911012,59cyclictest30269-21taskset23:10:5118
35639911026,61cyclictest0-21swapper/2122:52:2014
35639911025,63cyclictest0-21swapper/2122:10:0714
35639911025,63cyclictest0-21swapper/2122:10:0714
35639911025,56cyclictest0-21swapper/2122:04:1514
35639911023,61cyclictest0-21swapper/2100:07:4214
35579911027,63cyclictest0-21swapper/2021:42:1013
35579911027,63cyclictest0-21swapper/2021:42:1013
35579911026,64cyclictest0-21swapper/2023:58:3113
35579911026,60cyclictest0-21swapper/2019:40:1713
35579911026,54cyclictest0-21swapper/2022:14:2513
35579911026,54cyclictest0-21swapper/2022:14:2513
35579911024,62cyclictest0-21swapper/2022:51:3513
35579911024,56cyclictest0-21swapper/2020:35:0113
35579911022,58cyclictest0-21swapper/2023:47:0713
35579911022,58cyclictest0-21swapper/2020:38:4013
35579911022,53cyclictest0-21swapper/2000:00:4613
35579911021,52cyclictest0-21swapper/2019:31:4413
35409911039,45cyclictest0-21swapper/1822:22:5410
35229911038,50cyclictest0-21swapper/1623:35:218
35229911033,50cyclictest0-21swapper/1620:20:188
35159911025,33cyclictest0-21swapper/1500:27:537
34919911028,67cyclictest0-21swapper/1219:35:214
34919911026,64cyclictest0-21swapper/1219:12:504
34919911025,69cyclictest0-21swapper/1219:31:524
35639910925,61cyclictest0-21swapper/2119:34:3814
35639910922,56cyclictest0-21swapper/2120:30:1214
35579910927,63cyclictest0-21swapper/2022:02:5413
35229910938,46cyclictest0-21swapper/1620:05:218
3515991090,71cyclictest0-21swapper/1520:56:507
3515991090,71cyclictest0-21swapper/1520:56:507
34919910924,60cyclictest0-21swapper/1220:25:024
34919910924,57cyclictest0-21swapper/1222:21:154
35639910829,70cyclictest0-21swapper/2120:15:4514
35639910828,65cyclictest0-21swapper/2119:50:0714
35639910826,62cyclictest0-21swapper/2120:53:3714
35639910824,55cyclictest0-21swapper/2120:10:2614
35579910825,60cyclictest0-21swapper/2023:40:1213
35579910824,60cyclictest0-21swapper/2022:07:4613
35579910824,60cyclictest0-21swapper/2022:07:4613
35409910821,51cyclictest0-21swapper/1822:10:0410
35409910821,51cyclictest0-21swapper/1822:10:0410
35229910822,51cyclictest0-21swapper/1600:24:318
34919910826,67cyclictest0-21swapper/1220:56:184
34919910826,67cyclictest0-21swapper/1220:56:184
36049910731,55cyclictest0-21swapper/2622:55:0519
36049910722,55cyclictest0-21swapper/2600:15:1619
35799910718,61cyclictest0-21swapper/2321:55:1116
35799910718,61cyclictest0-21swapper/2321:55:1116
35639910723,51cyclictest0-21swapper/2123:22:4814
35579910723,54cyclictest0-21swapper/2019:25:2013
35579910721,57cyclictest0-21swapper/2019:35:1213
35409910726,62cyclictest125-21ksoftirqd/1823:54:1610
35409910724,55cyclictest0-21swapper/1800:23:4110
35409910723,57cyclictest0-21swapper/1822:53:2210
35409910723,56cyclictest0-21swapper/1800:02:1810
35409910721,72cyclictest0-21swapper/1822:26:0610
35229910723,56cyclictest0-21swapper/1623:50:198
35229910722,56cyclictest0-21swapper/1621:54:328
35229910722,56cyclictest0-21swapper/1621:54:328
35079910714,72cyclictest0-21swapper/1422:03:036
36049910636,51cyclictest0-21swapper/2622:42:1619
36049910624,57cyclictest0-21swapper/2622:35:2519
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