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2026-05-15 - 19:04
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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 rackdslot3.osadl.org (updated Fri May 15, 2026 12:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491239171,23phc2sys0-21swapper/307:09:323
325582203169,23sleep10-21swapper/107:09:271
304362203170,22sleep20-21swapper/207:05:022
324202201167,23sleep00-21swapper/007:07:450
1394918363,11phc2sys0-21swapper/307:10:013
290322590,4sleep30-21swapper/310:25:003
134491580,1getstats0-21swapper/308:00:273
316312490,2sleep20-21swapper/211:35:242
279442480,2sleep00-21swapper/010:20:200
134491480,1getstats0-21swapper/311:15:293
14412460,2sleep10-21swapper/107:10:181
139391460,1ptp4l391rcuc/307:53:533
139391430,0ptp4l401ktimersoftd/308:46:533
139391420,0ptp4l401ktimersoftd/308:10:593
139391410,0ptp4l401ktimersoftd/309:11:243
139391410,0ptp4l401ktimersoftd/307:22:043
139391400,1ptp4l401ktimersoftd/309:29:243
134491400,2getstats0-21swapper/308:30:283
134491400,1getstats0-21swapper/308:35:283
134491400,1getstats0-21swapper/308:35:283
439993933,4cyclictest33-21ksoftirqd/210:38:502
139391390,0ptp4l401ktimersoftd/307:32:113
134491380,1getstats0-21swapper/308:40:283
439993732,3cyclictest33-21ksoftirqd/208:58:372
438993731,4cyclictest25-21ksoftirqd/109:56:141
440993631,3cyclictest41-21ksoftirqd/311:25:113
440993630,4cyclictest41-21ksoftirqd/309:48:093
439993629,4cyclictest33-21ksoftirqd/207:55:322
438993630,4cyclictest25-21ksoftirqd/110:11:191
438993630,4cyclictest25-21ksoftirqd/107:19:591
440993529,4cyclictest41-21ksoftirqd/311:50:043
440993529,4cyclictest41-21ksoftirqd/311:03:233
440993529,4cyclictest41-21ksoftirqd/310:33:473
440993529,4cyclictest41-21ksoftirqd/308:18:203
439993529,4cyclictest33-21ksoftirqd/211:02:062
439993529,4cyclictest33-21ksoftirqd/209:23:332
439993522,11cyclictest33-21ksoftirqd/211:49:062
438993530,3cyclictest25-21ksoftirqd/109:30:391
438993530,3cyclictest25-21ksoftirqd/107:50:111
438993529,4cyclictest25-21ksoftirqd/112:09:001
438993529,4cyclictest25-21ksoftirqd/110:44:161
438993529,4cyclictest25-21ksoftirqd/110:30:121
438993529,4cyclictest25-21ksoftirqd/110:26:341
438993529,4cyclictest25-21ksoftirqd/110:08:181
438993529,4cyclictest25-21ksoftirqd/109:25:091
438993529,4cyclictest25-21ksoftirqd/109:24:371
438993529,4cyclictest25-21ksoftirqd/108:04:381
440993429,3cyclictest41-21ksoftirqd/310:17:583
440993429,3cyclictest41-21ksoftirqd/309:05:573
440993428,4cyclictest41-21ksoftirqd/310:44:023
440993428,4cyclictest41-21ksoftirqd/310:38:413
440993428,4cyclictest41-21ksoftirqd/309:03:473
440993428,3cyclictest41-21ksoftirqd/310:10:593
439993428,4cyclictest33-21ksoftirqd/212:31:002
439993428,4cyclictest33-21ksoftirqd/209:05:452
438993429,3cyclictest25-21ksoftirqd/110:55:111
438993428,4cyclictest25-21ksoftirqd/112:16:431
438993428,4cyclictest25-21ksoftirqd/111:56:521
438993428,4cyclictest25-21ksoftirqd/111:49:501
438993428,4cyclictest25-21ksoftirqd/111:21:581
438993428,4cyclictest25-21ksoftirqd/111:01:491
438993428,4cyclictest25-21ksoftirqd/110:45:331
438993428,4cyclictest25-21ksoftirqd/109:08:481
438993428,4cyclictest25-21ksoftirqd/107:27:231
437993428,4cyclictest9-21ksoftirqd/008:32:010
437993428,4cyclictest9-21ksoftirqd/008:03:000
437993428,4cyclictest9-21ksoftirqd/007:46:320
437993427,5cyclictest9-21ksoftirqd/009:48:030
25472340,2sleep00-21swapper/011:45:010
139391340,12ptp4l401ktimersoftd/307:45:143
440993327,4cyclictest41-21ksoftirqd/312:35:503
440993327,4cyclictest41-21ksoftirqd/310:47:393
440993327,4cyclictest41-21ksoftirqd/310:08:403
440993327,4cyclictest41-21ksoftirqd/309:56:593
440993327,4cyclictest41-21ksoftirqd/309:51:193
440993327,4cyclictest41-21ksoftirqd/308:58:443
440993326,4cyclictest41-21ksoftirqd/307:16:343
439993328,3cyclictest33-21ksoftirqd/212:40:012
439993328,3cyclictest33-21ksoftirqd/209:31:242
439993328,3cyclictest33-21ksoftirqd/208:00:112
439993328,3cyclictest33-21ksoftirqd/207:44:532
439993328,3cyclictest33-21ksoftirqd/207:11:232
439993327,4cyclictest33-21ksoftirqd/212:15:472
439993327,4cyclictest33-21ksoftirqd/209:13:112
439993327,4cyclictest33-21ksoftirqd/208:30:342
439993327,4cyclictest33-21ksoftirqd/208:06:312
439993327,4cyclictest33-21ksoftirqd/207:18:092
439993326,5cyclictest33-21ksoftirqd/209:01:312
439993326,5cyclictest33-21ksoftirqd/208:25:292
439993326,4cyclictest10102-21df_abs09:45:142
438993328,3cyclictest25-21ksoftirqd/111:14:231
438993327,4cyclictest25-21ksoftirqd/107:56:401
437993328,3cyclictest9-21ksoftirqd/007:15:130
437993327,4cyclictest9-21ksoftirqd/012:02:380
437993327,4cyclictest9-21ksoftirqd/012:02:370
437993327,4cyclictest9-21ksoftirqd/010:38:090
437993327,4cyclictest9-21ksoftirqd/010:12:210
437993327,4cyclictest9-21ksoftirqd/009:02:260
437993327,4cyclictest9-21ksoftirqd/008:48:260
437993327,4cyclictest9-21ksoftirqd/007:50:330
440993228,3cyclictest41-21ksoftirqd/307:45:003
440993228,2cyclictest41-21ksoftirqd/310:02:533
440993227,3cyclictest41-21ksoftirqd/311:44:243
440993227,3cyclictest41-21ksoftirqd/308:25:193
440993226,4cyclictest41-21ksoftirqd/312:21:143
440993226,4cyclictest41-21ksoftirqd/310:28:493
439993227,3cyclictest33-21ksoftirqd/211:15:442
439993227,3cyclictest33-21ksoftirqd/210:50:112
439993227,3cyclictest33-21ksoftirqd/210:29:222
439993226,4cyclictest33-21ksoftirqd/211:23:332
439993226,4cyclictest33-21ksoftirqd/210:11:122
439993226,4cyclictest33-21ksoftirqd/209:51:502
438993227,3cyclictest25-21ksoftirqd/112:32:271
438993227,3cyclictest25-21ksoftirqd/111:35:061
438993227,3cyclictest25-21ksoftirqd/108:05:451
438993226,4cyclictest25-21ksoftirqd/111:40:591
438993226,4cyclictest25-21ksoftirqd/110:38:141
438993226,4cyclictest25-21ksoftirqd/108:57:171
438993226,4cyclictest25-21ksoftirqd/107:24:101
43899320,2cyclictest121rcu_preempt08:54:351
437993227,3cyclictest9-21ksoftirqd/008:22:260
437993226,4cyclictest9-21ksoftirqd/011:58:050
437993226,4cyclictest9-21ksoftirqd/011:23:020
437993226,4cyclictest9-21ksoftirqd/011:18:010
437993226,4cyclictest9-21ksoftirqd/011:01:440
437993226,4cyclictest9-21ksoftirqd/010:09:240
437993226,4cyclictest9-21ksoftirqd/009:44:100
437993226,4cyclictest9-21ksoftirqd/009:33:230
437993226,4cyclictest9-21ksoftirqd/008:53:190
437993226,4cyclictest9-21ksoftirqd/007:35:320
139391320,0ptp4l401ktimersoftd/312:33:023
139391320,0ptp4l401ktimersoftd/311:35:053
57898310,2rtkit-daemon577-21rtkit-daemon08:23:492
440993126,3cyclictest41-21ksoftirqd/312:01:033
440993126,3cyclictest41-21ksoftirqd/312:01:033
440993126,3cyclictest41-21ksoftirqd/311:48:443
440993125,4cyclictest41-21ksoftirqd/311:58:513
440993125,4cyclictest41-21ksoftirqd/307:55:413
439993126,3cyclictest33-21ksoftirqd/212:26:532
439993126,3cyclictest33-21ksoftirqd/209:41:172
439993126,3cyclictest33-21ksoftirqd/209:15:402
439993125,4cyclictest33-21ksoftirqd/211:40:542
439993125,4cyclictest33-21ksoftirqd/211:25:132
439993125,4cyclictest33-21ksoftirqd/207:52:522
439993125,4cyclictest33-21ksoftirqd/207:48:422
438993126,3cyclictest25-21ksoftirqd/109:17:001
438993126,3cyclictest25-21ksoftirqd/107:40:191
438993125,4cyclictest25-21ksoftirqd/112:22:531
438993125,4cyclictest25-21ksoftirqd/111:17:181
438993125,4cyclictest25-21ksoftirqd/111:08:021
438993125,4cyclictest25-21ksoftirqd/110:53:031
438993125,4cyclictest25-21ksoftirqd/109:43:091
437993126,3cyclictest9-21ksoftirqd/009:15:130
437993126,3cyclictest9-21ksoftirqd/007:34:400
437993125,4cyclictest9-21ksoftirqd/011:53:430
437993125,4cyclictest9-21ksoftirqd/011:14:400
437993125,4cyclictest9-21ksoftirqd/011:06:460
437993125,4cyclictest9-21ksoftirqd/009:29:450
437993125,4cyclictest9-21ksoftirqd/008:16:360
437993125,4cyclictest9-21ksoftirqd/007:20:280
139391310,0ptp4l401ktimersoftd/312:26:153
440993025,3cyclictest41-21ksoftirqd/312:05:373
440993024,4cyclictest41-21ksoftirqd/309:32:133
440993023,5cyclictest41-21ksoftirqd/310:59:063
439993025,3cyclictest33-21ksoftirqd/211:07:482
439993024,4cyclictest33-21ksoftirqd/212:11:462
439993024,4cyclictest33-21ksoftirqd/210:45:122
439993024,4cyclictest33-21ksoftirqd/210:20:102
439993024,4cyclictest33-21ksoftirqd/210:09:102
439993024,4cyclictest33-21ksoftirqd/207:26:482
438993025,3cyclictest25-21ksoftirqd/111:33:401
438993024,4cyclictest25-21ksoftirqd/111:28:361
438993024,4cyclictest25-21ksoftirqd/109:47:071
437993025,3cyclictest9-21ksoftirqd/012:30:090
437993025,3cyclictest9-21ksoftirqd/007:14:590
437993024,4cyclictest9-21ksoftirqd/012:22:510
437993024,4cyclictest9-21ksoftirqd/010:55:460
437993024,4cyclictest9-21ksoftirqd/009:59:020
437993024,4cyclictest9-21ksoftirqd/007:40:060
437993024,3cyclictest9-21ksoftirqd/010:44:140
139391300,0ptp4l401ktimersoftd/310:55:003
139391300,0ptp4l401ktimersoftd/309:24:353
440992924,3cyclictest41-21ksoftirqd/311:22:203
440992924,3cyclictest41-21ksoftirqd/309:37:263
440992923,4cyclictest41-21ksoftirqd/311:33:443
439992924,3cyclictest33-21ksoftirqd/211:10:122
439992924,3cyclictest33-21ksoftirqd/209:57:502
439992924,3cyclictest33-21ksoftirqd/207:31:302
439992923,4cyclictest33-21ksoftirqd/212:23:532
439992923,4cyclictest33-21ksoftirqd/210:18:422
439992923,4cyclictest33-21ksoftirqd/208:46:232
439992923,4cyclictest33-21ksoftirqd/208:39:052
439992923,4cyclictest33-21ksoftirqd/208:39:042
438992924,3cyclictest25-21ksoftirqd/112:03:551
438992924,3cyclictest25-21ksoftirqd/112:03:551
438992924,3cyclictest25-21ksoftirqd/109:50:091
438992924,3cyclictest25-21ksoftirqd/107:34:521
438992923,4cyclictest25-21ksoftirqd/110:01:321
438992923,4cyclictest25-21ksoftirqd/109:10:251
438992923,4cyclictest25-21ksoftirqd/108:37:561
438992923,4cyclictest25-21ksoftirqd/108:37:561
437992924,3cyclictest9-21ksoftirqd/010:46:230
437992924,3cyclictest9-21ksoftirqd/009:52:160
437992924,3cyclictest9-21ksoftirqd/009:22:470
437992923,4cyclictest9-21ksoftirqd/010:01:150
139391290,0ptp4l401ktimersoftd/309:41:103
139391290,0ptp4l401ktimersoftd/309:19:033
139391290,0ptp4l401ktimersoftd/308:20:383
139391290,0ptp4l401ktimersoftd/307:26:203
440992823,3cyclictest41-21ksoftirqd/312:10:033
440992823,3cyclictest41-21ksoftirqd/311:09:163
440992823,3cyclictest41-21ksoftirqd/308:05:283
439992823,3cyclictest33-21ksoftirqd/211:52:572
439992823,3cyclictest33-21ksoftirqd/210:33:362
439992823,3cyclictest33-21ksoftirqd/210:03:452
439992823,3cyclictest33-21ksoftirqd/208:12:152
438992822,4cyclictest25-21ksoftirqd/108:48:391
437992823,3cyclictest9-21ksoftirqd/012:39:530
437992823,3cyclictest9-21ksoftirqd/012:28:060
437992823,3cyclictest9-21ksoftirqd/012:15:110
437992823,3cyclictest9-21ksoftirqd/010:53:010
437992823,3cyclictest9-21ksoftirqd/008:11:340
437992822,4cyclictest9-21ksoftirqd/011:35:500
437992822,4cyclictest9-21ksoftirqd/010:31:030
437992822,4cyclictest9-21ksoftirqd/008:28:240
139391280,0ptp4l401ktimersoftd/312:17:533
139391280,0ptp4l401ktimersoftd/308:53:293
439992722,3cyclictest33-21ksoftirqd/210:57:272
439992722,3cyclictest33-21ksoftirqd/208:51:512
439992722,3cyclictest33-21ksoftirqd/207:22:572
439992721,4cyclictest33-21ksoftirqd/209:29:472
438992722,3cyclictest25-21ksoftirqd/112:25:381
438992722,3cyclictest25-21ksoftirqd/110:15:551
438992722,3cyclictest25-21ksoftirqd/108:18:561
438992721,4cyclictest25-21ksoftirqd/107:48:051
437992722,3cyclictest9-21ksoftirqd/009:37:430
437992722,3cyclictest9-21ksoftirqd/009:10:390
437992721,3cyclictest9-21ksoftirqd/012:07:410
439992621,3cyclictest33-21ksoftirqd/212:01:482
439992621,3cyclictest33-21ksoftirqd/212:01:482
439992620,4cyclictest33-21ksoftirqd/211:55:542
438992621,3cyclictest25-21ksoftirqd/112:37:561
438992621,3cyclictest25-21ksoftirqd/109:36:041
438992620,4cyclictest25-21ksoftirqd/107:38:581
437992621,3cyclictest9-21ksoftirqd/008:55:440
437992620,4cyclictest9-21ksoftirqd/010:16:270
57898250,9rtkit-daemon0-21swapper/108:13:101
440992520,3cyclictest41-21ksoftirqd/307:38:233
439992520,3cyclictest33-21ksoftirqd/210:41:232
439992520,3cyclictest33-21ksoftirqd/208:44:082
439992520,3cyclictest33-21ksoftirqd/207:39:392
438992520,3cyclictest25-21ksoftirqd/112:10:061
438992520,3cyclictest25-21ksoftirqd/108:42:041
438992519,4cyclictest25-21ksoftirqd/108:30:011
437992520,3cyclictest9-21ksoftirqd/009:09:000
437992520,3cyclictest9-21ksoftirqd/008:39:550
437992520,3cyclictest9-21ksoftirqd/008:39:540
437992520,3cyclictest9-21ksoftirqd/007:57:170
437992520,3cyclictest9-21ksoftirqd/007:27:100
437992519,4cyclictest9-21ksoftirqd/012:12:050
139391250,0ptp4l401ktimersoftd/311:10:233
439992419,3cyclictest33-21ksoftirqd/209:37:382
439992419,3cyclictest33-21ksoftirqd/208:15:192
438992419,3cyclictest25-21ksoftirqd/108:23:091
437992318,3cyclictest9-21ksoftirqd/008:06:410
439992217,3cyclictest33-21ksoftirqd/212:07:062
437992215,4cyclictest29959-21sh11:35:000
439992115,4cyclictest33-21ksoftirqd/211:32:472
438992116,3cyclictest25-21ksoftirqd/111:52:341
437992116,3cyclictest9-21ksoftirqd/008:41:450
438992014,4cyclictest5406-21processes08:25:241
438992014,4cyclictest25-21ksoftirqd/110:21:521
438992014,3cyclictest25-21ksoftirqd/109:00:111
437992015,3cyclictest9-21ksoftirqd/011:27:280
437992015,3cyclictest29270-21cpu10:25:120
437991712,3cyclictest2847-21cat11:45:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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