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2026-06-11 - 14:35
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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 Thu Jun 11, 2026 00:45:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139491232168,52phc2sys0-21swapper/319:08:363
81842204171,22sleep00-21swapper/019:06:220
83682203170,22sleep10-21swapper/119:08:451
83642203169,23sleep20-21swapper/219:08:412
1133821300,3sleep3875999cyclictest22:35:183
139391570,1ptp4l401ktimersoftd/323:57:173
237032550,2sleep00-21swapper/020:45:230
139391540,1ptp4l401ktimersoftd/321:41:463
8758995144,4cyclictest31744-21latency_hist21:05:002
875999460,5cyclictest9464-21cut19:10:173
8756994610,21cyclictest4026-21seq21:13:500
8759994539,3cyclictest11257-21cron21:30:003
8756994511,20cyclictest15483-21seq19:22:030
57898450,10rtkit-daemon0-21swapper/122:28:581
8756994429,13cyclictest9-21ksoftirqd/022:50:110
8756994429,13cyclictest9-21ksoftirqd/022:50:110
139391440,0ptp4l401ktimersoftd/320:27:023
139391440,0ptp4l401ktimersoftd/320:12:363
139391440,0ptp4l401ktimersoftd/319:16:453
875699438,20cyclictest23888-21seq00:09:340
8758994227,4cyclictest33-21ksoftirqd/219:10:172
8756994210,23cyclictest1317-21runrttasks20:56:330
139391410,0ptp4l401ktimersoftd/323:25:203
139391400,0ptp4l401ktimersoftd/323:46:063
8759993932,4cyclictest41-21ksoftirqd/323:00:123
139391390,15ptp4l401ktimersoftd/320:00:203
8759993832,4cyclictest41-21ksoftirqd/320:54:453
8759993832,4cyclictest41-21ksoftirqd/320:54:443
8759993831,4cyclictest41-21ksoftirqd/320:35:013
8757993731,4cyclictest25-21ksoftirqd/121:44:481
139391370,0ptp4l401ktimersoftd/323:20:123
139391370,0ptp4l401ktimersoftd/323:20:113
8758993630,4cyclictest33-21ksoftirqd/200:37:072
8757993631,3cyclictest25-21ksoftirqd/123:29:391
8757993630,4cyclictest25-21ksoftirqd/120:58:401
8757993630,4cyclictest25-21ksoftirqd/120:11:331
8757993629,4cyclictest25-21ksoftirqd/120:35:101
8757993629,4cyclictest25-21ksoftirqd/100:12:581
8756993631,3cyclictest9-21ksoftirqd/000:31:580
139391360,0ptp4l401ktimersoftd/320:55:173
8759993530,3cyclictest41-21ksoftirqd/319:24:593
8759993529,4cyclictest41-21ksoftirqd/320:48:583
8759993529,4cyclictest41-21ksoftirqd/320:41:093
8758993529,4cyclictest33-21ksoftirqd/223:31:522
8758993529,4cyclictest33-21ksoftirqd/223:11:312
8758993529,4cyclictest33-21ksoftirqd/220:46:132
8758993529,4cyclictest33-21ksoftirqd/200:31:012
8757993529,4cyclictest25-21ksoftirqd/123:31:121
8757993529,4cyclictest25-21ksoftirqd/123:05:361
8757993529,4cyclictest25-21ksoftirqd/122:17:501
8757993529,4cyclictest25-21ksoftirqd/100:24:481
8756993529,4cyclictest9-21ksoftirqd/021:19:040
8756993529,4cyclictest9-21ksoftirqd/019:34:220
8756993529,4cyclictest9-21ksoftirqd/019:17:050
8756993528,5cyclictest9-21ksoftirqd/000:27:220
8756993522,11cyclictest9-21ksoftirqd/021:30:010
8759993429,3cyclictest41-21ksoftirqd/322:10:113
8759993428,4cyclictest41-21ksoftirqd/322:02:363
8759993428,4cyclictest41-21ksoftirqd/300:29:263
8759993428,3cyclictest41-21ksoftirqd/300:10:123
8758993429,3cyclictest33-21ksoftirqd/223:58:382
8758993428,4cyclictest33-21ksoftirqd/223:40:312
8758993428,4cyclictest33-21ksoftirqd/223:35:092
8758993428,4cyclictest33-21ksoftirqd/222:18:202
8758993428,4cyclictest33-21ksoftirqd/222:01:462
8758993428,4cyclictest33-21ksoftirqd/220:03:252
8758993428,4cyclictest33-21ksoftirqd/219:51:012
8758993428,4cyclictest33-21ksoftirqd/219:51:002
8758993428,4cyclictest33-21ksoftirqd/200:29:292
8757993429,3cyclictest25-21ksoftirqd/119:53:211
8757993429,3cyclictest25-21ksoftirqd/119:53:211
8757993429,3cyclictest25-21ksoftirqd/119:25:091
8757993428,4cyclictest25-21ksoftirqd/123:53:591
8757993428,4cyclictest25-21ksoftirqd/123:53:591
8757993428,4cyclictest25-21ksoftirqd/120:06:561
8757993427,4cyclictest25-21ksoftirqd/100:34:411
8756993429,3cyclictest9-21ksoftirqd/020:20:120
8756993429,3cyclictest9-21ksoftirqd/020:20:120
8756993428,4cyclictest9-21ksoftirqd/023:04:310
8756993428,4cyclictest9-21ksoftirqd/019:56:490
139391340,1ptp4l401ktimersoftd/300:35:183
8759993328,3cyclictest41-21ksoftirqd/322:46:413
8759993328,3cyclictest41-21ksoftirqd/322:06:013
8759993328,3cyclictest41-21ksoftirqd/321:45:113
8759993328,3cyclictest41-21ksoftirqd/321:16:553
8759993328,3cyclictest41-21ksoftirqd/319:55:003
8759993328,3cyclictest41-21ksoftirqd/319:55:003
8759993327,4cyclictest41-21ksoftirqd/322:21:453
8759993327,4cyclictest41-21ksoftirqd/320:08:103
8759993327,4cyclictest41-21ksoftirqd/319:35:123
8759993327,4cyclictest41-21ksoftirqd/300:06:433
8758993328,3cyclictest33-21ksoftirqd/200:14:292
8758993327,4cyclictest33-21ksoftirqd/223:29:272
8758993327,4cyclictest33-21ksoftirqd/221:51:472
8758993327,4cyclictest33-21ksoftirqd/221:46:262
8758993327,4cyclictest33-21ksoftirqd/220:31:042
8758993327,4cyclictest33-21ksoftirqd/220:19:132
8758993327,4cyclictest33-21ksoftirqd/219:36:372
8758993327,4cyclictest33-21ksoftirqd/219:17:472
8758993327,3cyclictest33-21ksoftirqd/200:17:002
8758993326,5cyclictest33-21ksoftirqd/220:07:302
8757993328,3cyclictest25-21ksoftirqd/119:10:121
8757993327,4cyclictest25-21ksoftirqd/123:04:071
8757993327,4cyclictest25-21ksoftirqd/122:07:161
8757993327,4cyclictest25-21ksoftirqd/121:54:241
8757993327,4cyclictest25-21ksoftirqd/120:31:041
8757993327,4cyclictest25-21ksoftirqd/100:07:581
8756993328,3cyclictest9-21ksoftirqd/019:53:190
8756993328,3cyclictest9-21ksoftirqd/019:53:190
8756993328,3cyclictest23163-21cron21:54:590
8756993327,4cyclictest9-21ksoftirqd/022:33:380
139391330,9ptp4l401ktimersoftd/321:10:213
139391330,0ptp4l401ktimersoftd/322:17:283
8759993227,3cyclictest41-21ksoftirqd/323:54:053
8759993227,3cyclictest41-21ksoftirqd/323:54:043
8759993227,3cyclictest41-21ksoftirqd/322:41:563
8758993227,3cyclictest33-21ksoftirqd/222:10:122
8758993227,3cyclictest33-21ksoftirqd/219:30:012
8758993226,4cyclictest33-21ksoftirqd/222:53:332
8758993226,4cyclictest33-21ksoftirqd/222:53:332
8758993226,4cyclictest33-21ksoftirqd/222:44:472
8758993226,4cyclictest33-21ksoftirqd/222:25:462
8758993226,4cyclictest33-21ksoftirqd/222:24:142
8758993226,4cyclictest33-21ksoftirqd/221:39:252
8758993226,4cyclictest33-21ksoftirqd/220:58:572
8758993226,4cyclictest33-21ksoftirqd/200:23:032
8758993226,4cyclictest33-21ksoftirqd/200:09:082
8758993225,5cyclictest33-21ksoftirqd/222:36:402
8757993227,3cyclictest25-21ksoftirqd/119:38:041
8757993226,4cyclictest25-21ksoftirqd/123:56:541
8757993226,4cyclictest25-21ksoftirqd/123:48:411
8757993226,4cyclictest25-21ksoftirqd/123:22:051
8757993226,4cyclictest25-21ksoftirqd/123:22:041
8757993226,4cyclictest25-21ksoftirqd/121:12:121
8756993227,3cyclictest9-21ksoftirqd/023:29:500
8756993227,3cyclictest9-21ksoftirqd/021:35:100
8756993226,4cyclictest9-21ksoftirqd/023:15:100
8756993226,4cyclictest9-21ksoftirqd/022:07:460
8756993226,4cyclictest9-21ksoftirqd/021:03:110
8756993226,4cyclictest9-21ksoftirqd/020:16:510
8756993226,4cyclictest9-21ksoftirqd/019:37:150
8756993212,17cyclictest27134-21cat20:55:010
8756993212,17cyclictest27134-21cat20:55:010
8756993212,17cyclictest18884-21cstates21:45:130
8756993211,18cyclictest25829-21sed19:45:000
139391320,0ptp4l401ktimersoftd/323:15:183
139391320,0ptp4l401ktimersoftd/323:05:063
139391320,0ptp4l401ktimersoftd/321:05:163
139391320,0ptp4l401ktimersoftd/320:38:283
139391320,0ptp4l401ktimersoftd/300:00:503
8759993127,3cyclictest41-21ksoftirqd/323:35:153
8759993126,3cyclictest41-21ksoftirqd/321:36:543
8759993125,4cyclictest41-21ksoftirqd/320:24:523
8759993125,4cyclictest41-21ksoftirqd/320:24:523
8758993126,3cyclictest33-21ksoftirqd/222:07:512
8758993126,3cyclictest33-21ksoftirqd/221:28:522
8758993126,3cyclictest33-21ksoftirqd/220:35:432
8758993125,4cyclictest33-21ksoftirqd/223:16:522
8758993125,4cyclictest33-21ksoftirqd/221:58:052
8758993125,4cyclictest33-21ksoftirqd/220:41:322
8758993125,4cyclictest33-21ksoftirqd/219:20:562
8758993124,5cyclictest33-21ksoftirqd/223:53:432
8758993124,5cyclictest33-21ksoftirqd/223:53:432
8757993126,3cyclictest25-21ksoftirqd/120:24:551
8757993126,3cyclictest25-21ksoftirqd/120:24:541
8757993126,3cyclictest25-21ksoftirqd/119:47:351
8757993126,3cyclictest25-21ksoftirqd/119:20:181
8757993126,3cyclictest25-21ksoftirqd/119:15:511
8757993125,4cyclictest25-21ksoftirqd/122:45:311
8757993125,4cyclictest25-21ksoftirqd/122:12:281
8757993125,4cyclictest25-21ksoftirqd/121:33:171
8757993125,4cyclictest25-21ksoftirqd/120:29:591
8757993125,4cyclictest25-21ksoftirqd/120:19:191
8757993125,4cyclictest25-21ksoftirqd/120:04:121
8757993125,4cyclictest25-21ksoftirqd/100:17:041
8756993126,3cyclictest9-21ksoftirqd/023:39:590
8756993126,3cyclictest9-21ksoftirqd/023:30:110
8756993126,3cyclictest9-21ksoftirqd/023:21:570
8756993126,3cyclictest9-21ksoftirqd/023:21:570
8756993126,3cyclictest9-21ksoftirqd/023:10:290
8756993126,3cyclictest9-21ksoftirqd/020:05:390
8756993126,3cyclictest9-21ksoftirqd/019:45:110
8756993125,4cyclictest9-21ksoftirqd/022:48:260
8756993125,4cyclictest9-21ksoftirqd/022:00:320
8756993110,18cyclictest14201-21sensors20:25:240
139391310,0ptp4l401ktimersoftd/323:30:533
139391310,0ptp4l401ktimersoftd/322:28:143
139391310,0ptp4l401ktimersoftd/321:23:573
139391310,0ptp4l401ktimersoftd/321:23:563
139391310,0ptp4l401ktimersoftd/319:55:463
8759993025,3cyclictest41-21ksoftirqd/322:32:233
8759993025,3cyclictest41-21ksoftirqd/300:30:113
8759993024,4cyclictest41-21ksoftirqd/321:34:233
8759993024,4cyclictest41-21ksoftirqd/319:45:283
8759993024,4cyclictest41-21ksoftirqd/319:25:223
8758993026,3cyclictest33-21ksoftirqd/221:32:362
8758993025,3cyclictest33-21ksoftirqd/221:18:132
8758993024,4cyclictest33-21ksoftirqd/222:46:392
8758993024,4cyclictest33-21ksoftirqd/221:40:412
8758993024,4cyclictest33-21ksoftirqd/219:40:112
8757993025,3cyclictest25-21ksoftirqd/121:27:411
8757993025,3cyclictest25-21ksoftirqd/121:15:551
8757993025,3cyclictest25-21ksoftirqd/121:01:281
8757993024,4cyclictest25-21ksoftirqd/122:50:241
8757993024,4cyclictest25-21ksoftirqd/122:50:231
8757993024,4cyclictest25-21ksoftirqd/122:30:101
8757993024,4cyclictest25-21ksoftirqd/121:23:551
8757993024,4cyclictest25-21ksoftirqd/121:23:541
8757993024,4cyclictest25-21ksoftirqd/100:36:221
875699309,19cyclictest31132-21df22:10:150
8756993024,4cyclictest9-21ksoftirqd/023:44:580
8756993024,4cyclictest9-21ksoftirqd/020:43:490
8756993024,3cyclictest9-21ksoftirqd/023:49:340
8756993023,5cyclictest9-21ksoftirqd/000:10:380
8756993011,17cyclictest5488-21seq00:35:450
139391300,8ptp4l401ktimersoftd/322:59:393
139391300,11ptp4l0-21swapper/319:32:013
8759992924,3cyclictest41-21ksoftirqd/319:40:113
8758992924,3cyclictest33-21ksoftirqd/221:13:282
8758992924,3cyclictest33-21ksoftirqd/220:23:362
8758992924,3cyclictest33-21ksoftirqd/220:23:362
8758992924,3cyclictest33-21ksoftirqd/219:55:172
8758992924,3cyclictest33-21ksoftirqd/200:00:112
8758992923,4cyclictest33-21ksoftirqd/223:48:572
8758992923,3cyclictest33-21ksoftirqd/223:20:092
8758992923,3cyclictest33-21ksoftirqd/223:20:092
8758992923,3cyclictest33-21ksoftirqd/220:11:302
875699297,4cyclictest20944-21unixbench_singl00:00:270
8756992924,3cyclictest9-21ksoftirqd/023:06:370
8756992924,3cyclictest9-21ksoftirqd/022:41:040
8756992924,3cyclictest9-21ksoftirqd/022:39:110
8756992924,3cyclictest9-21ksoftirqd/021:05:560
8756992923,4cyclictest9-21ksoftirqd/022:27:000
8756992923,4cyclictest9-21ksoftirqd/021:58:030
8756992923,4cyclictest9-21ksoftirqd/020:12:210
8756992923,4cyclictest9-21ksoftirqd/020:02:060
8756992923,4cyclictest9-21ksoftirqd/019:13:270
875699290,26cyclictest16632-21dump-pmu-power23:55:000
875699290,26cyclictest16632-21dump-pmu-power23:55:000
1394912922,3phc2sys41-21ksoftirqd/321:02:033
139391290,0ptp4l401ktimersoftd/300:16:053
8759992823,3cyclictest41-21ksoftirqd/321:56:503
8758992823,3cyclictest33-21ksoftirqd/222:55:132
8758992823,3cyclictest33-21ksoftirqd/221:22:552
8758992823,3cyclictest33-21ksoftirqd/221:22:542
8757992824,3cyclictest25-21ksoftirqd/120:41:371
8757992823,3cyclictest25-21ksoftirqd/121:47:251
8757992822,4cyclictest25-21ksoftirqd/123:41:031
8757992822,4cyclictest25-21ksoftirqd/122:58:251
8757992822,4cyclictest25-21ksoftirqd/122:36:361
8757992822,4cyclictest25-21ksoftirqd/119:30:531
8757992822,4cyclictest25-21ksoftirqd/100:27:081
875699286,3cyclictest3895-21sed22:20:150
875699285,3cyclictest12861-21run-parts21:30:240
8756992823,3cyclictest9-21ksoftirqd/021:44:270
8756992822,4cyclictest9-21ksoftirqd/022:17:540
8756992822,4cyclictest9-21ksoftirqd/000:18:280
139391280,0ptp4l401ktimersoftd/320:16:483
8759992722,3cyclictest41-21ksoftirqd/322:52:413
8759992722,3cyclictest41-21ksoftirqd/322:52:413
8759992720,4cyclictest41-21ksoftirqd/323:40:053
8758992723,3cyclictest33-21ksoftirqd/223:00:222
8758992722,3cyclictest33-21ksoftirqd/219:46:472
8758992721,4cyclictest33-21ksoftirqd/223:08:302
8758992721,4cyclictest33-21ksoftirqd/221:06:342
8757992722,3cyclictest25-21ksoftirqd/123:16:361
8757992722,3cyclictest25-21ksoftirqd/122:20:201
8757992721,4cyclictest25-21ksoftirqd/122:00:341
8757992721,3cyclictest25-21ksoftirqd/120:53:031
8757992721,3cyclictest25-21ksoftirqd/120:53:031
875699276,3cyclictest18229-21tune2fs20:35:140
8756992722,3cyclictest9-21ksoftirqd/019:25:100
8756992721,4cyclictest9-21ksoftirqd/021:22:340
8756992721,4cyclictest9-21ksoftirqd/021:22:330
8759992621,3cyclictest41-21ksoftirqd/323:12:523
8757992621,3cyclictest25-21ksoftirqd/119:40:591
8757992620,4cyclictest25-21ksoftirqd/121:59:051
8757992620,4cyclictest25-21ksoftirqd/121:07:301
8757992620,4cyclictest25-21ksoftirqd/119:58:221
875699265,3cyclictest17187-21df_abs23:55:140
875699263,3cyclictest21384-21netstat22:55:220
57898260,2rtkit-daemon0-21swapper/100:04:121
139391260,0ptp4l401ktimersoftd/300:21:573
8759992520,3cyclictest41-21ksoftirqd/321:54:303
8758992519,4cyclictest33-21ksoftirqd/222:31:432
8757992518,4cyclictest25-21ksoftirqd/123:10:051
875699259,14cyclictest16072-21irqstats20:30:170
875699256,3cyclictest29546-21cat00:20:150
8758992420,3cyclictest33-21ksoftirqd/220:25:232
8758992419,3cyclictest33-21ksoftirqd/219:33:572
8757992418,4cyclictest25-21ksoftirqd/122:41:181
8757992412,10cyclictest0-21swapper/123:35:341
57898240,2rtkit-daemon0-21swapper/120:48:001
8758992319,3cyclictest33-21ksoftirqd/220:55:002
8758992319,3cyclictest33-21ksoftirqd/220:55:002
8757992317,4cyclictest25-21ksoftirqd/121:38:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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