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2026-08-15 - 07:37
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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 all highest latencies:
System rackdslot2.osadl.org (updated Sat Aug 15, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591234172,50phc2sys0-21swapper/319:08:433
54012232165,22sleep20-21swapper/219:05:052
73642209176,22sleep00-21swapper/019:07:480
72142204170,22sleep10-21swapper/119:05:521
139291700,0ptp4l391rcuc/322:00:273
8000996429,4cyclictest41-21ksoftirqd/323:50:253
8000996231,7cyclictest41-21ksoftirqd/323:30:263
8000996130,8cyclictest41-21ksoftirqd/322:40:133
8000996127,8cyclictest41-21ksoftirqd/323:10:003
8000996124,8cyclictest41-21ksoftirqd/323:04:593
8000996031,7cyclictest41-21ksoftirqd/300:05:173
8000995931,7cyclictest41-21ksoftirqd/322:20:003
8000995929,8cyclictest41-21ksoftirqd/321:20:233
8000995929,7cyclictest41-21ksoftirqd/320:50:203
8000995827,7cyclictest41-21ksoftirqd/322:50:013
8000995821,7cyclictest41-21ksoftirqd/321:44:253
8000995820,4cyclictest41-21ksoftirqd/320:39:333
191842580,2sleep00-21swapper/022:55:140
8000995622,4cyclictest41-21ksoftirqd/322:20:323
67762560,1sleep10-21swapper/120:15:001
25362560,2sleep20-21swapper/200:35:172
800099554,8cyclictest41-21ksoftirqd/300:30:013
800099536,8cyclictest41-21ksoftirqd/300:25:013
800099535,8cyclictest41-21ksoftirqd/320:34:433
170812530,5sleep017083-21irqrtprio20:35:210
800099526,9cyclictest41-21ksoftirqd/323:20:163
800099526,3cyclictest41-21ksoftirqd/320:25:233
800099524,9cyclictest41-21ksoftirqd/321:55:153
135302520,1sleep10-21swapper/121:35:201
800099515,7cyclictest41-21ksoftirqd/319:50:143
800099515,7cyclictest41-21ksoftirqd/319:50:133
800099515,7cyclictest41-21ksoftirqd/300:30:123
800099514,8cyclictest41-21ksoftirqd/323:45:233
800099514,8cyclictest41-21ksoftirqd/323:45:233
8000995119,7cyclictest41-21ksoftirqd/323:40:233
800099506,6cyclictest41-21ksoftirqd/321:25:213
800099505,10cyclictest41-21ksoftirqd/323:25:263
800099497,3cyclictest41-21ksoftirqd/319:55:183
800099496,8cyclictest41-21ksoftirqd/300:18:003
800099495,9cyclictest41-21ksoftirqd/322:35:153
800099495,7cyclictest41-21ksoftirqd/320:05:153
800099495,4cyclictest41-21ksoftirqd/319:10:183
800099494,7cyclictest41-21ksoftirqd/323:35:143
800099494,4cyclictest41-21ksoftirqd/321:45:153
8000994915,8cyclictest41-21ksoftirqd/323:15:013
800099490,9cyclictest41-21ksoftirqd/322:30:153
800099485,4cyclictest41-21ksoftirqd/319:40:243
800099485,4cyclictest41-21ksoftirqd/319:25:123
800099484,7cyclictest41-21ksoftirqd/323:55:133
800099484,7cyclictest41-21ksoftirqd/319:35:183
800099483,7cyclictest41-21ksoftirqd/321:54:473
800099482,8cyclictest41-21ksoftirqd/322:50:143
800099475,9cyclictest41-21ksoftirqd/321:30:113
800099475,4cyclictest41-21ksoftirqd/320:55:243
800099475,4cyclictest41-21ksoftirqd/320:15:253
800099474,9cyclictest41-21ksoftirqd/320:20:133
800099474,8cyclictest41-21ksoftirqd/321:35:273
800099474,7cyclictest41-21ksoftirqd/319:25:003
800099473,6cyclictest41-21ksoftirqd/322:10:283
800099465,9cyclictest41-21ksoftirqd/300:10:243
800099465,8cyclictest41-21ksoftirqd/321:00:253
800099464,7cyclictest41-21ksoftirqd/320:40:253
800099464,7cyclictest41-21ksoftirqd/320:10:143
800099464,7cyclictest41-21ksoftirqd/300:35:223
800099463,9cyclictest41-21ksoftirqd/319:30:173
800099463,8cyclictest41-21ksoftirqd/323:15:123
800099462,5cyclictest41-21ksoftirqd/321:15:163
800099454,8cyclictest41-21ksoftirqd/319:15:193
800099454,7cyclictest41-21ksoftirqd/300:00:233
800099453,7cyclictest41-21ksoftirqd/322:55:193
800099452,8cyclictest41-21ksoftirqd/321:05:233
800099452,7cyclictest41-21ksoftirqd/322:05:133
800099445,6cyclictest41-21ksoftirqd/319:45:113
800099442,8cyclictest41-21ksoftirqd/321:15:003
800099425,4cyclictest41-21ksoftirqd/320:01:533
800099421,8cyclictest41-21ksoftirqd/320:45:213
800099420,8cyclictest41-21ksoftirqd/322:25:143
7997994135,3cyclictest25-21ksoftirqd/120:00:001
7999994034,3cyclictest12568-21dump-pmu-power19:20:002
7997994035,3cyclictest25-21ksoftirqd/100:39:591
7997993933,3cyclictest25-21ksoftirqd/123:35:001
7999993832,4cyclictest33-21ksoftirqd/221:02:312
7997993833,3cyclictest25-21ksoftirqd/123:00:011
7997993833,3cyclictest25-21ksoftirqd/100:20:001
7997993833,2cyclictest25-21ksoftirqd/120:20:001
7997993832,4cyclictest25-21ksoftirqd/121:15:001
7997993832,3cyclictest25-21ksoftirqd/119:20:011
7999993731,4cyclictest33-21ksoftirqd/223:26:532
7999993731,4cyclictest33-21ksoftirqd/222:32:582
7999993731,4cyclictest33-21ksoftirqd/222:10:392
7997993731,4cyclictest25-21ksoftirqd/123:53:231
7997993731,3cyclictest25-21ksoftirqd/120:35:211
7997993731,3cyclictest25-21ksoftirqd/100:05:001
7999993630,4cyclictest33-21ksoftirqd/222:57:332
7999993630,4cyclictest33-21ksoftirqd/222:38:462
7999993630,4cyclictest33-21ksoftirqd/221:33:522
7999993630,4cyclictest33-21ksoftirqd/220:32:422
7999993630,4cyclictest33-21ksoftirqd/220:26:162
7999993630,4cyclictest33-21ksoftirqd/200:18:152
7999993630,4cyclictest33-21ksoftirqd/200:11:452
7997993631,3cyclictest25-21ksoftirqd/123:45:181
7997993631,3cyclictest25-21ksoftirqd/123:45:181
7997993630,4cyclictest25-21ksoftirqd/122:07:451
7997993630,4cyclictest25-21ksoftirqd/121:26:011
7997993630,4cyclictest25-21ksoftirqd/120:42:281
7997993630,4cyclictest25-21ksoftirqd/119:50:541
7997993630,4cyclictest25-21ksoftirqd/119:50:531
7995993630,4cyclictest9-21ksoftirqd/021:14:410
7995993629,4cyclictest9-21ksoftirqd/000:05:390
7999993530,3cyclictest33-21ksoftirqd/219:23:422
7999993529,4cyclictest33-21ksoftirqd/223:43:062
7999993529,4cyclictest33-21ksoftirqd/223:20:312
7997993530,3cyclictest25-21ksoftirqd/119:48:201
7997993529,4cyclictest25-21ksoftirqd/123:56:521
7997993529,4cyclictest25-21ksoftirqd/123:40:031
7997993529,4cyclictest25-21ksoftirqd/123:14:251
7997993529,4cyclictest25-21ksoftirqd/122:35:491
7997993529,4cyclictest25-21ksoftirqd/121:03:101
7995993530,3cyclictest9-21ksoftirqd/022:45:100
7995993530,3cyclictest9-21ksoftirqd/021:36:010
7995993529,4cyclictest9-21ksoftirqd/021:42:250
7995993529,4cyclictest9-21ksoftirqd/019:47:150
7995993529,3cyclictest9-21ksoftirqd/023:03:200
7995993529,3cyclictest9-21ksoftirqd/022:40:110
7995993528,4cyclictest9-21ksoftirqd/023:40:230
7995993528,4cyclictest9-21ksoftirqd/021:58:370
7999993430,3cyclictest33-21ksoftirqd/219:44:362
7999993430,2cyclictest33-21ksoftirqd/222:41:392
7999993430,2cyclictest33-21ksoftirqd/220:49:362
7999993429,3cyclictest33-21ksoftirqd/223:35:122
7999993429,3cyclictest33-21ksoftirqd/223:14:002
7999993429,3cyclictest33-21ksoftirqd/222:15:282
7999993428,4cyclictest33-21ksoftirqd/222:53:482
7999993428,4cyclictest33-21ksoftirqd/222:08:182
7999993428,4cyclictest33-21ksoftirqd/220:44:302
7999993428,4cyclictest33-21ksoftirqd/219:25:512
7999993428,4cyclictest33-21ksoftirqd/200:08:252
7997993429,3cyclictest25-21ksoftirqd/122:20:171
7997993429,3cyclictest25-21ksoftirqd/121:35:001
7997993428,4cyclictest25-21ksoftirqd/123:21:511
7997993428,4cyclictest25-21ksoftirqd/122:52:421
7997993428,4cyclictest25-21ksoftirqd/122:49:581
7997993428,4cyclictest25-21ksoftirqd/122:25:111
7997993428,4cyclictest25-21ksoftirqd/120:09:471
7997993428,4cyclictest25-21ksoftirqd/119:38:501
7997993428,3cyclictest25-21ksoftirqd/119:25:061
7995993429,3cyclictest9-21ksoftirqd/020:57:560
7995993428,4cyclictest9-21ksoftirqd/023:13:030
7995993428,4cyclictest9-21ksoftirqd/022:39:090
7995993428,4cyclictest9-21ksoftirqd/000:23:150
7995993428,3cyclictest9-21ksoftirqd/022:31:070
7995993428,3cyclictest9-21ksoftirqd/022:02:020
7995993427,4cyclictest9-21ksoftirqd/021:25:110
7999993328,3cyclictest33-21ksoftirqd/223:58:022
7999993328,3cyclictest33-21ksoftirqd/223:54:542
7999993328,3cyclictest33-21ksoftirqd/223:04:492
7999993328,3cyclictest33-21ksoftirqd/219:54:392
7999993328,3cyclictest33-21ksoftirqd/219:54:392
7999993327,4cyclictest33-21ksoftirqd/221:35:092
7999993327,4cyclictest33-21ksoftirqd/219:14:072
7997993329,3cyclictest25-21ksoftirqd/121:15:191
7997993328,3cyclictest25-21ksoftirqd/121:00:001
7997993328,3cyclictest25-21ksoftirqd/119:22:281
7997993327,4cyclictest25-21ksoftirqd/123:04:371
7997993327,4cyclictest25-21ksoftirqd/122:14:351
7997993327,3cyclictest25-21ksoftirqd/121:52:401
7997993327,3cyclictest25-21ksoftirqd/120:05:001
7997993327,3cyclictest25-21ksoftirqd/100:05:201
7995993328,3cyclictest9-21ksoftirqd/023:50:110
7995993328,3cyclictest9-21ksoftirqd/023:23:210
7995993328,3cyclictest9-21ksoftirqd/020:52:020
7995993328,3cyclictest9-21ksoftirqd/020:10:190
7995993328,3cyclictest9-21ksoftirqd/019:36:450
7995993328,3cyclictest9-21ksoftirqd/019:24:370
7995993327,4cyclictest9-21ksoftirqd/023:56:360
7995993327,4cyclictest9-21ksoftirqd/023:38:430
7995993327,4cyclictest9-21ksoftirqd/022:20:320
7995993327,4cyclictest9-21ksoftirqd/020:17:520
7995993327,4cyclictest9-21ksoftirqd/000:36:160
7995993327,4cyclictest9-21ksoftirqd/000:00:120
7995993327,3cyclictest9-21ksoftirqd/022:26:220
7995993327,3cyclictest9-21ksoftirqd/021:03:530
7995993326,4cyclictest9-21ksoftirqd/000:26:240
7999993227,3cyclictest33-21ksoftirqd/222:49:182
7999993227,3cyclictest33-21ksoftirqd/222:01:252
7999993227,3cyclictest33-21ksoftirqd/221:46:242
7999993227,3cyclictest33-21ksoftirqd/221:06:162
7999993226,4cyclictest33-21ksoftirqd/220:58:422
7999993226,3cyclictest33-21ksoftirqd/221:10:192
7999993225,4cyclictest217-21systemd-journal20:05:002
7997993228,3cyclictest25-21ksoftirqd/120:25:181
7997993227,3cyclictest25-21ksoftirqd/100:32:551
7997993226,4cyclictest25-21ksoftirqd/120:30:051
7997993226,3cyclictest2725-21grep23:30:011
7997993226,3cyclictest25-21ksoftirqd/123:15:111
7997993226,3cyclictest25-21ksoftirqd/120:47:151
7997993226,3cyclictest25-21ksoftirqd/120:23:341
7997993225,4cyclictest25-21ksoftirqd/123:09:301
7995993227,3cyclictest9-21ksoftirqd/021:31:220
7995993227,3cyclictest9-21ksoftirqd/020:40:540
7995993227,3cyclictest9-21ksoftirqd/020:23:180
7995993226,4cyclictest9-21ksoftirqd/023:18:530
7995993226,4cyclictest9-21ksoftirqd/019:30:540
7995993226,3cyclictest9-21ksoftirqd/021:48:080
7995993226,3cyclictest9-21ksoftirqd/000:11:280
7995993225,4cyclictest9-21ksoftirqd/021:20:100
7995993225,4cyclictest9-21ksoftirqd/000:34:310
7999993126,3cyclictest33-21ksoftirqd/223:09:002
7999993126,3cyclictest33-21ksoftirqd/221:56:172
7999993126,3cyclictest33-21ksoftirqd/221:40:402
7999993126,3cyclictest33-21ksoftirqd/221:15:412
7999993126,3cyclictest33-21ksoftirqd/220:52:452
7999993126,3cyclictest33-21ksoftirqd/220:08:492
7999993125,4cyclictest33-21ksoftirqd/220:12:122
7999993125,4cyclictest33-21ksoftirqd/200:04:042
7997993126,3cyclictest25-21ksoftirqd/121:40:121
7997993125,4cyclictest25-21ksoftirqd/122:00:201
7997993125,4cyclictest25-21ksoftirqd/119:31:151
7997993125,3cyclictest25-21ksoftirqd/122:40:181
7997993125,3cyclictest25-21ksoftirqd/122:15:111
7997993125,3cyclictest25-21ksoftirqd/100:13:111
7997993124,4cyclictest25-21ksoftirqd/100:29:591
7995993126,3cyclictest9-21ksoftirqd/023:32:330
7995993126,3cyclictest9-21ksoftirqd/022:09:590
7995993126,3cyclictest9-21ksoftirqd/020:03:200
7995993125,4cyclictest9-21ksoftirqd/022:16:590
7995993125,4cyclictest9-21ksoftirqd/022:14:080
7995993125,4cyclictest9-21ksoftirqd/020:06:410
7995993125,4cyclictest9-21ksoftirqd/000:19:500
7995993125,3cyclictest9-21ksoftirqd/022:54:000
799599312,26cyclictest13239-21grep20:25:260
7999993025,3cyclictest33-21ksoftirqd/221:28:042
7999993025,3cyclictest33-21ksoftirqd/220:38:562
7999993024,4cyclictest33-21ksoftirqd/223:31:272
7999993024,4cyclictest33-21ksoftirqd/200:27:592
7997993025,3cyclictest25-21ksoftirqd/121:55:391
7997993025,3cyclictest25-21ksoftirqd/121:06:041
7995993025,3cyclictest9-21ksoftirqd/023:46:250
7995993025,3cyclictest9-21ksoftirqd/023:46:250
7995993025,3cyclictest9-21ksoftirqd/019:59:060
7995993025,3cyclictest9-21ksoftirqd/019:50:100
7995993025,3cyclictest9-21ksoftirqd/019:50:100
7995993025,3cyclictest9-21ksoftirqd/019:40:400
7995993024,4cyclictest9-21ksoftirqd/020:45:560
7999992925,2cyclictest33-21ksoftirqd/221:24:412
7999992924,3cyclictest33-21ksoftirqd/223:48:442
7999992924,3cyclictest33-21ksoftirqd/223:48:442
7999992924,3cyclictest33-21ksoftirqd/200:32:052
7999992924,3cyclictest33-21ksoftirqd/200:21:222
7997992924,3cyclictest25-21ksoftirqd/119:10:311
7997992923,4cyclictest25-21ksoftirqd/121:24:411
7997992923,4cyclictest25-21ksoftirqd/120:54:561
7997992922,3cyclictest25-21ksoftirqd/100:25:011
7995992924,3cyclictest9-21ksoftirqd/021:50:190
7999992823,3cyclictest33-21ksoftirqd/220:17:132
7999992817,9cyclictest33-21ksoftirqd/219:34:372
7997992822,4cyclictest25-21ksoftirqd/121:48:141
7995992823,3cyclictest9-21ksoftirqd/021:15:500
7995992821,5cyclictest9-21ksoftirqd/020:34:050
7999992722,3cyclictest33-21ksoftirqd/220:21:222
7999992722,3cyclictest33-21ksoftirqd/219:45:422
7999992721,4cyclictest33-21ksoftirqd/221:53:422
7999992721,4cyclictest33-21ksoftirqd/219:36:462
7995992723,3cyclictest9-21ksoftirqd/023:05:210
7995992723,3cyclictest9-21ksoftirqd/019:25:480
7995992722,3cyclictest9-21ksoftirqd/019:10:280
7999992622,2cyclictest33-21ksoftirqd/223:19:492
7997992622,2cyclictest25-21ksoftirqd/123:35:221
7995992620,4cyclictest9-21ksoftirqd/021:07:430
77502260,8sleep1799799cyclictest22:30:201
7999992520,3cyclictest33-21ksoftirqd/222:26:132
7997992419,3cyclictest25-21ksoftirqd/119:40:491
7995992420,2cyclictest9-21ksoftirqd/023:25:200
7999992319,3cyclictest33-21ksoftirqd/222:20:192
7999992115,4cyclictest33-21ksoftirqd/219:59:042
7995991711,3cyclictest9-21ksoftirqd/019:15:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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