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2025-11-19 - 07:05
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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 Nov 19, 2025 00:48:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1434899349151,2cyclictest151rcu_preempt23:40:0012
1434899349151,2cyclictest151rcu_preempt23:40:0012
2482913080,300ptp4l0-21swapper/119:06:251
2482913080,300ptp4l0-21swapper/119:06:251
143489920256,93cyclictest0-21swapper/221:10:2112
14382991881,135cyclictest0-21swapper/723:03:1229
143379917117,153cyclictest13-21ksoftirqd/023:34:290
143379917117,153cyclictest13-21ksoftirqd/023:34:290
144629917098,71cyclictest137-21ksoftirqd/2023:00:0113
143379916510,116cyclictest0-21swapper/022:50:040
144629915925,72cyclictest0-21swapper/2000:22:3313
14397991490,90cyclictest0-21swapper/900:06:5031
14397991470,87cyclictest0-21swapper/922:42:5631
14397991460,85cyclictest0-21swapper/923:21:2531
14397991460,85cyclictest0-21swapper/923:21:2431
14348991460,89cyclictest0-21swapper/222:00:2112
14397991450,57cyclictest0-21swapper/921:11:1731
143379914448,69cyclictest0-21swapper/021:08:590
14514991430,84cyclictest0-21swapper/2919:40:1822
14514991420,99cyclictest0-21swapper/2900:32:1622
14514991420,124cyclictest0-21swapper/2922:02:0722
14397991420,85cyclictest0-21swapper/921:50:3331
14397991420,84cyclictest0-21swapper/923:06:5931
1446299141139,1cyclictest151rcu_preempt23:53:0813
14397991410,88cyclictest0-21swapper/923:17:4031
14397991410,88cyclictest0-21swapper/923:17:4031
14397991410,88cyclictest0-21swapper/919:50:1931
14397991410,83cyclictest0-21swapper/922:50:2531
14397991410,82cyclictest0-21swapper/922:12:1231
143979913947,64cyclictest0-21swapper/922:48:2331
14397991390,87cyclictest0-21swapper/922:23:4131
143379913941,58cyclictest0-21swapper/021:34:420
14341991380,86cyclictest0-21swapper/100:15:471
143379913829,61cyclictest0-21swapper/022:30:180
143379913730,67cyclictest0-21swapper/021:20:310
14397991360,86cyclictest0-21swapper/922:06:3531
14397991360,84cyclictest0-21swapper/922:57:2231
14397991360,82cyclictest0-21swapper/922:19:2531
14353991360,84cyclictest0-21swapper/300:23:1823
14337991362,98cyclictest1174-21latency_hist19:50:010
143979913530,67cyclictest0-21swapper/923:58:3331
143979913528,65cyclictest0-21swapper/922:29:0231
14397991351,81cyclictest0-21swapper/921:21:5831
14397991350,79cyclictest0-21swapper/900:10:1031
14514991340,84cyclictest0-21swapper/2921:50:0822
143979913430,68cyclictest0-21swapper/900:01:2931
14397991340,79cyclictest0-21swapper/920:50:0031
144129913338,38cyclictest0-21swapper/1122:17:513
14397991330,80cyclictest0-21swapper/921:30:3131
143379913328,63cyclictest0-21swapper/020:57:340
143379913328,62cyclictest0-21swapper/019:40:050
14514991320,131cyclictest0-21swapper/2922:29:5322
143979913245,52cyclictest0-21swapper/922:32:3131
143979913231,66cyclictest0-21swapper/900:21:4831
143979913226,76cyclictest0-21swapper/921:25:2631
143979913226,64cyclictest0-21swapper/923:10:1131
143979913226,64cyclictest0-21swapper/923:10:1031
14397991320,83cyclictest0-21swapper/923:03:1431
14397991320,76cyclictest0-21swapper/923:25:5731
143539913220,106cyclictest0-21swapper/321:40:5023
14341991320,79cyclictest0-21swapper/121:50:571
143979913162,62cyclictest0-21swapper/921:59:0631
143979913148,55cyclictest0-21swapper/922:38:0731
143979913127,60cyclictest0-21swapper/919:55:0831
14397991310,82cyclictest0-21swapper/923:53:2831
14382991310,86cyclictest0-21swapper/723:56:1629
143979913031,66cyclictest0-21swapper/920:40:0131
143979913030,68cyclictest0-21swapper/921:47:0631
143979913027,69cyclictest0-21swapper/900:26:0331
143979913023,73cyclictest0-21swapper/921:19:3431
14397991300,81cyclictest0-21swapper/921:37:4431
14397991300,77cyclictest0-21swapper/920:05:1731
14397991300,77cyclictest0-21swapper/919:10:1531
14353991300,87cyclictest0-21swapper/322:15:2023
14341991300,69cyclictest0-21swapper/121:15:091
14337991304,79cyclictest0-21swapper/023:25:350
14514991293,93cyclictest0-21swapper/2923:56:2922
144129912925,59cyclictest0-21swapper/1120:37:083
14397991294,74cyclictest0-21swapper/920:00:2831
143979912921,66cyclictest0-21swapper/923:46:0031
143539912921,89cyclictest0-21swapper/322:23:3523
143489912939,89cyclictest0-21swapper/200:01:2212
14341991290,82cyclictest0-21swapper/121:46:251
143379912929,59cyclictest0-21swapper/022:06:280
144129912845,52cyclictest0-21swapper/1122:05:013
144129912830,69cyclictest0-21swapper/1121:22:213
144129912829,65cyclictest0-21swapper/1123:08:043
143979912830,67cyclictest0-21swapper/900:37:1831
14397991280,74cyclictest0-21swapper/923:31:0231
14397991280,74cyclictest0-21swapper/923:31:0131
143539912846,81cyclictest0-21swapper/323:54:5823
143379912827,60cyclictest0-21swapper/000:29:110
144829912716,63cyclictest0-21swapper/2420:35:1617
144129912748,58cyclictest0-21swapper/1120:20:173
144129912735,59cyclictest0-21swapper/1122:21:033
144129912727,64cyclictest0-21swapper/1123:16:383
144129912727,64cyclictest0-21swapper/1123:16:383
143979912732,65cyclictest0-21swapper/900:19:0831
143979912724,60cyclictest0-21swapper/919:15:5231
143979912716,81cyclictest0-21swapper/900:31:4131
14397991270,74cyclictest0-21swapper/920:20:1531
14397991270,74cyclictest0-21swapper/920:15:5931
143539912751,54cyclictest0-21swapper/320:55:2523
14337991273,74cyclictest0-21swapper/023:35:290
14337991273,74cyclictest0-21swapper/023:35:290
143379912728,58cyclictest0-21swapper/000:12:050
144939912639,54cyclictest0-21swapper/2620:50:2719
144129912630,59cyclictest0-21swapper/1123:57:143
144129912627,66cyclictest0-21swapper/1119:50:223
144129912627,65cyclictest0-21swapper/1119:20:273
144129912626,71cyclictest0-21swapper/1119:46:053
14397991261,79cyclictest0-21swapper/919:20:2531
143539912650,55cyclictest0-21swapper/321:20:4523
14341991260,90cyclictest0-21swapper/120:26:321
144129912528,68cyclictest0-21swapper/1121:42:483
143979912528,73cyclictest0-21swapper/922:00:4331
14397991250,73cyclictest0-21swapper/920:50:0031
143379912530,60cyclictest0-21swapper/022:37:590
143379912515,63cyclictest0-21swapper/020:35:230
144939912427,55cyclictest0-21swapper/2600:18:5319
144129912428,73cyclictest0-21swapper/1122:27:283
144129912428,67cyclictest0-21swapper/1100:15:253
144129912428,61cyclictest0-21swapper/1122:38:093
144129912427,65cyclictest0-21swapper/1123:42:223
144129912427,65cyclictest0-21swapper/1122:10:213
144129912426,64cyclictest0-21swapper/1123:33:443
144129912426,64cyclictest0-21swapper/1123:33:443
144129912426,64cyclictest0-21swapper/1122:33:353
14382991240,75cyclictest0-21swapper/722:09:4629
143379912418,60cyclictest0-21swapper/019:10:070
14514991234,78cyclictest0-21swapper/2920:52:2722
14514991230,61cyclictest0-21swapper/2900:26:5722
144939912349,63cyclictest0-21swapper/2622:25:0319
14482991235,115cyclictest151rcu_preempt22:43:3117
144129912331,76cyclictest0-21swapper/1122:53:393
144129912329,71cyclictest0-21swapper/1100:29:503
144129912325,63cyclictest0-21swapper/1120:27:463
144129912324,66cyclictest0-21swapper/1120:15:293
144129912324,64cyclictest0-21swapper/1123:35:203
144129912324,64cyclictest0-21swapper/1123:35:203
144129912324,56cyclictest0-21swapper/1121:18:313
14397991230,71cyclictest0-21swapper/921:42:3131
143379912327,59cyclictest0-21swapper/020:34:160
144939912234,59cyclictest0-21swapper/2623:13:3119
144939912234,59cyclictest0-21swapper/2623:13:3119
144939912226,62cyclictest0-21swapper/2622:57:0719
144129912243,64cyclictest0-21swapper/1123:53:143
143829912210,94cyclictest0-21swapper/700:02:0029
143539912248,54cyclictest0-21swapper/322:00:0523
143539912227,68cyclictest0-21swapper/300:39:1923
143539912225,64cyclictest0-21swapper/321:12:3123
143539912223,67cyclictest0-21swapper/323:59:4723
14348991226,82cyclictest151rcu_preempt21:38:0812
143419912250,57cyclictest0-21swapper/123:50:581
143419912220,95cyclictest0-21swapper/122:23:331
143419912220,47cyclictest0-21swapper/122:57:461
143379912225,57cyclictest0-21swapper/021:35:160
143379912212,64cyclictest0-21swapper/023:11:230
143379912212,64cyclictest0-21swapper/023:11:230
143379912210,67cyclictest0-21swapper/022:17:440
144939912127,63cyclictest0-21swapper/2621:46:0219
144939912126,66cyclictest0-21swapper/2600:09:1519
144939912125,63cyclictest0-21swapper/2600:04:5819
144939912124,64cyclictest0-21swapper/2600:29:0219
143979912116,76cyclictest0-21swapper/920:26:0831
143539912140,57cyclictest0-21swapper/322:31:0423
143539912126,62cyclictest0-21swapper/319:43:1723
143539912126,62cyclictest0-21swapper/319:23:4423
143539912125,63cyclictest0-21swapper/323:23:4323
143539912125,63cyclictest0-21swapper/323:23:4323
143539912124,64cyclictest0-21swapper/319:30:2023
143489912131,73cyclictest0-21swapper/222:30:3112
143419912146,55cyclictest0-21swapper/123:37:511
143419912146,55cyclictest0-21swapper/123:37:511
143419912146,49cyclictest0-21swapper/122:52:461
143419912145,49cyclictest0-21swapper/123:44:151
14341991211,74cyclictest0-21swapper/121:33:341
144939912044,56cyclictest0-21swapper/2621:24:0719
144939912029,62cyclictest0-21swapper/2621:18:4619
144939912028,65cyclictest0-21swapper/2620:10:2319
144939912027,67cyclictest0-21swapper/2619:55:2519
144129912037,63cyclictest0-21swapper/1121:25:283
144129912027,69cyclictest0-21swapper/1119:10:173
143539912044,57cyclictest0-21swapper/322:35:2123
143539912037,54cyclictest0-21swapper/323:08:4623
143539912034,64cyclictest0-21swapper/321:55:1623
143539912028,59cyclictest0-21swapper/323:10:0523
143539912028,59cyclictest0-21swapper/323:10:0423
143539912027,64cyclictest0-21swapper/300:30:1523
143539912025,63cyclictest0-21swapper/321:27:5923
143539912024,60cyclictest0-21swapper/321:30:0823
143419912047,56cyclictest0-21swapper/123:15:561
143419912047,56cyclictest0-21swapper/123:15:561
144939911946,61cyclictest0-21swapper/2623:46:4919
144939911941,59cyclictest0-21swapper/2619:52:4519
144939911927,66cyclictest0-21swapper/2620:45:0719
144939911927,65cyclictest0-21swapper/2623:00:5319
144939911925,62cyclictest0-21swapper/2600:14:3519
144939911925,61cyclictest0-21swapper/2622:51:1419
144939911924,63cyclictest0-21swapper/2600:20:1219
144939911924,62cyclictest0-21swapper/2623:18:2919
144939911924,62cyclictest0-21swapper/2623:18:2919
144129911926,65cyclictest0-21swapper/1121:30:173
144129911926,61cyclictest0-21swapper/1123:28:563
144129911926,57cyclictest0-21swapper/1121:47:233
144129911924,61cyclictest0-21swapper/1123:02:493
143539911950,59cyclictest0-21swapper/322:59:2423
143539911945,55cyclictest0-21swapper/322:50:1723
143539911941,56cyclictest0-21swapper/321:47:4723
143539911926,62cyclictest0-21swapper/322:40:1023
143539911925,62cyclictest0-21swapper/320:39:5523
143539911924,64cyclictest0-21swapper/319:29:3723
143489911928,49cyclictest0-21swapper/223:45:2012
143419911950,51cyclictest0-21swapper/120:17:591
143419911949,56cyclictest0-21swapper/121:55:141
143419911942,55cyclictest0-21swapper/122:12:201
144939911843,59cyclictest0-21swapper/2622:13:4919
144939911828,66cyclictest0-21swapper/2620:55:1619
144939911826,63cyclictest0-21swapper/2621:57:4619
144939911826,62cyclictest0-21swapper/2621:35:2119
144939911825,65cyclictest0-21swapper/2623:30:1519
144939911825,65cyclictest0-21swapper/2623:30:1519
144939911825,62cyclictest0-21swapper/2619:20:4219
144939911823,57cyclictest0-21swapper/2600:32:4619
144129911827,68cyclictest0-21swapper/1123:20:553
144129911827,68cyclictest0-21swapper/1123:20:553
144129911824,56cyclictest0-21swapper/1121:10:303
143539911839,66cyclictest0-21swapper/322:11:5023
143539911827,67cyclictest0-21swapper/323:38:2523
143539911827,67cyclictest0-21swapper/323:38:2523
143539911827,64cyclictest0-21swapper/321:50:2723
143539911827,64cyclictest0-21swapper/320:28:4123
143539911825,59cyclictest0-21swapper/300:10:4623
143539911824,57cyclictest0-21swapper/323:27:4223
143419911848,60cyclictest0-21swapper/121:13:201
143419911841,58cyclictest0-21swapper/100:32:391
143419911838,52cyclictest0-21swapper/121:24:141
143419911825,60cyclictest0-21swapper/120:11:341
143419911825,60cyclictest0-21swapper/119:53:391
14337991183,66cyclictest0-21swapper/000:17:390
143379911821,58cyclictest0-21swapper/020:41:450
329891117108,6phc2sys0-21swapper/219:05:2112
329891117108,6phc2sys0-21swapper/219:05:2112
144939911786,30cyclictest5419-21latency_hist20:20:0019
144939911728,68cyclictest0-21swapper/2621:13:2619
144939911726,65cyclictest0-21swapper/2622:15:2519
144939911726,60cyclictest0-21swapper/2623:26:2019
144939911725,61cyclictest0-21swapper/2620:25:2119
144939911725,61cyclictest0-21swapper/2619:30:4119
144939911723,57cyclictest0-21swapper/2623:54:1819
144829911723,59cyclictest0-21swapper/2421:30:1817
144129911724,60cyclictest0-21swapper/1100:08:283
143539911727,67cyclictest0-21swapper/300:29:4223
143539911715,79cyclictest16778-21taskset23:30:4023
143539911715,79cyclictest16778-21taskset23:30:4023
143419911743,51cyclictest0-21swapper/121:38:081
143419911737,58cyclictest0-21swapper/122:41:071
14337991172,7cyclictest19999-21taskset19:38:420
143379911724,59cyclictest0-21swapper/022:01:070
144939911628,63cyclictest0-21swapper/2623:40:4619
144939911628,61cyclictest0-21swapper/2622:32:0019
144939911627,65cyclictest0-21swapper/2622:40:0019
144939911626,64cyclictest0-21swapper/2619:25:3019
144939911625,63cyclictest0-21swapper/2619:45:1619
144939911623,61cyclictest0-21swapper/2623:36:0719
144939911623,61cyclictest0-21swapper/2623:36:0719
144129911630,72cyclictest0-21swapper/1121:51:393
144129911630,69cyclictest0-21swapper/1120:55:013
143539911629,82cyclictest0-21swapper/323:45:2223
143539911624,60cyclictest0-21swapper/319:12:5023
143539911623,53cyclictest0-21swapper/319:56:3823
143489911625,75cyclictest0-21swapper/221:40:2212
143489911625,71cyclictest0-21swapper/222:28:5512
143419911644,55cyclictest0-21swapper/120:52:431
143419911631,55cyclictest0-21swapper/123:27:091
143419911627,64cyclictest0-21swapper/122:26:141
143419911626,64cyclictest0-21swapper/123:21:171
143419911626,64cyclictest0-21swapper/123:21:171
143419911626,62cyclictest0-21swapper/123:45:521
143419911625,60cyclictest0-21swapper/122:08:551
143419911625,58cyclictest0-21swapper/121:25:051
143419911624,63cyclictest0-21swapper/100:04:341
143419911624,62cyclictest0-21swapper/123:06:511
14514991150,114cyclictest0-21swapper/2920:25:2422
144939911527,71cyclictest0-21swapper/2622:06:2019
144939911526,88cyclictest0-21swapper/2622:00:2819
144939911525,59cyclictest0-21swapper/2623:24:2219
144939911525,59cyclictest0-21swapper/2623:24:2219
144939911525,58cyclictest0-21swapper/2621:25:4319
144129911524,60cyclictest0-21swapper/1122:40:503
144129911524,56cyclictest0-21swapper/1120:11:443
143539911526,68cyclictest0-21swapper/322:09:2323
143539911525,58cyclictest0-21swapper/300:15:1723
143539911521,71cyclictest0-21swapper/321:17:5123
143419911551,55cyclictest0-21swapper/123:33:021
143419911551,55cyclictest0-21swapper/123:33:021
143419911535,55cyclictest0-21swapper/100:09:221
143419911527,62cyclictest0-21swapper/100:37:101
143419911525,62cyclictest0-21swapper/119:27:121
143419911525,61cyclictest0-21swapper/121:43:291
143419911524,63cyclictest0-21swapper/120:21:431
143419911524,59cyclictest0-21swapper/123:01:161
143419911523,62cyclictest0-21swapper/100:13:071
144939911427,73cyclictest0-21swapper/2623:58:0219
144939911425,56cyclictest0-21swapper/2621:54:3519
144939911422,58cyclictest0-21swapper/2621:31:3619
14462991140,86cyclictest0-21swapper/2019:25:2213
144129911433,78cyclictest0-21swapper/1100:30:053
143489911430,50cyclictest0-21swapper/221:32:1612
143419911444,60cyclictest0-21swapper/119:57:411
143419911428,67cyclictest0-21swapper/122:18:451
143419911426,64cyclictest0-21swapper/122:46:001
143419911424,58cyclictest0-21swapper/100:27:011
143419911423,60cyclictest0-21swapper/122:39:031
143419911422,61cyclictest0-21swapper/123:57:051
143379911410,67cyclictest0-21swapper/000:00:210
144939911367,44cyclictest0-21swapper/2621:05:2519
144939911348,62cyclictest0-21swapper/2623:09:5619
1448299113109,1cyclictest151rcu_preempt23:37:3017
1448299113109,1cyclictest151rcu_preempt23:37:3017
144679911340,17cyclictest20494-21taskset22:26:1814
1436799113112,1cyclictest0-21swapper/520:25:1327
143489911314,64cyclictest0-21swapper/223:19:2712
143489911314,64cyclictest0-21swapper/223:19:2712
143419911324,66cyclictest0-21swapper/120:30:481
143419911324,63cyclictest0-21swapper/120:55:551
143379911324,57cyclictest0-21swapper/000:24:210
143379911324,56cyclictest0-21swapper/021:20:010
14514991120,70cyclictest0-21swapper/2922:09:3622
143539911225,59cyclictest0-21swapper/321:03:2623
143489911221,67cyclictest0-21swapper/200:26:3012
143419911225,63cyclictest0-21swapper/122:32:071
143419911225,57cyclictest0-21swapper/100:20:361
143419911224,58cyclictest0-21swapper/122:04:511
144939911130,54cyclictest0-21swapper/2622:22:2219
1436799111110,0cyclictest0-21swapper/523:15:2827
1436799111110,0cyclictest0-21swapper/523:15:2727
143539911126,70cyclictest0-21swapper/320:06:2923
143419911154,56cyclictest0-21swapper/120:48:261
14337991116,62cyclictest0-21swapper/023:15:080
14337991116,62cyclictest0-21swapper/023:15:080
14337991113,67cyclictest0-21swapper/023:42:020
14337991113,63cyclictest0-21swapper/019:58:450
14514991103,64cyclictest0-21swapper/2921:48:4522
144939911025,65cyclictest0-21swapper/2619:35:0719
144829911016,55cyclictest0-21swapper/2421:47:2417
14467991100,85cyclictest0-21swapper/2122:22:3514
14348991100,89cyclictest0-21swapper/223:58:4012
143419911024,57cyclictest0-21swapper/123:13:161
143419911024,57cyclictest0-21swapper/123:13:151
143419911023,56cyclictest0-21swapper/119:19:121
143419911019,55cyclictest0-21swapper/119:34:261
144829910960,37cyclictest0-21swapper/2420:55:0217
143539910920,51cyclictest0-21swapper/323:41:3723
143419910924,63cyclictest0-21swapper/119:40:351
143379910925,52cyclictest0-21swapper/021:55:330
131492109101,6sleep220-21swapper/2219:09:0915
131492109101,6sleep220-21swapper/2219:09:0915
14514991083,63cyclictest0-21swapper/2921:34:5122
144939910843,64cyclictest0-21swapper/2621:01:4119
143489910837,48cyclictest0-21swapper/222:56:2512
143419910827,68cyclictest0-21swapper/121:01:481
14337991084,59cyclictest0-21swapper/019:15:150
145149910714,68cyclictest7010-21taskset23:49:4822
144829910725,56cyclictest0-21swapper/2400:06:2517
144829910718,66cyclictest0-21swapper/2422:14:4017
14482991071,71cyclictest0-21swapper/2419:51:3117
1436799107106,1cyclictest0-21swapper/519:50:2227
143539910729,46cyclictest0-21swapper/322:46:0223
143489910740,43cyclictest0-21swapper/221:18:5412
143489910715,91cyclictest8414-21timerandwakeup00:10:2812
14337991072,62cyclictest0-21swapper/023:20:310
14337991072,62cyclictest0-21swapper/023:20:300
14337991072,62cyclictest0-21swapper/022:55:240
144939910624,50cyclictest0-21swapper/2620:00:4619
144829910616,63cyclictest161-21ksoftirqd/2400:21:5117
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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