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2026-03-26 - 21:35
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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 highest latencies:
System rackdslot2.osadl.org (updated Thu Mar 26, 2026 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591233169,52phc2sys0-21swapper/307:08:343
86262205171,23sleep10-21swapper/107:08:241
84482203169,23sleep20-21swapper/207:06:032
86252202167,24sleep00-21swapper/007:08:230
1106521600,5sleep1904899cyclictest08:20:201
1486721370,6sleep2904999cyclictest07:20:202
1486721370,6sleep2904999cyclictest07:20:202
904999791,76cyclictest29744-21kworker/2:110:50:262
9050996734,4cyclictest41-21ksoftirqd/308:05:013
9050996724,7cyclictest41-21ksoftirqd/307:45:133
9050996630,8cyclictest41-21ksoftirqd/307:30:173
9050996531,9cyclictest41-21ksoftirqd/308:44:593
145402650,9sleep214538-21idleruntime-cro08:29:592
9050996431,4cyclictest41-21ksoftirqd/312:20:203
9050996430,8cyclictest41-21ksoftirqd/311:35:003
9050996427,3cyclictest41-21ksoftirqd/309:25:213
9050996423,4cyclictest41-21ksoftirqd/311:56:083
9050996329,9cyclictest41-21ksoftirqd/307:50:193
9050996227,6cyclictest41-21ksoftirqd/310:15:153
9050996221,4cyclictest41-21ksoftirqd/308:31:163
9050996130,9cyclictest41-21ksoftirqd/311:35:123
9050996130,8cyclictest41-21ksoftirqd/308:35:163
9050996129,9cyclictest41-21ksoftirqd/310:24:593
9050996127,8cyclictest41-21ksoftirqd/310:50:153
9050996126,8cyclictest41-21ksoftirqd/312:35:143
9050996126,8cyclictest41-21ksoftirqd/307:10:183
9050996125,9cyclictest41-21ksoftirqd/310:45:013
9050996125,4cyclictest41-21ksoftirqd/310:05:243
9050996120,10cyclictest41-21ksoftirqd/311:05:253
9050996119,9cyclictest41-21ksoftirqd/309:04:293
9050996119,9cyclictest41-21ksoftirqd/309:04:293
9050996032,3cyclictest41-21ksoftirqd/311:45:233
9050995928,7cyclictest41-21ksoftirqd/309:50:173
9050995922,10cyclictest41-21ksoftirqd/310:15:013
9050995921,4cyclictest41-21ksoftirqd/312:12:083
9050995921,4cyclictest41-21ksoftirqd/311:12:263
9050995824,7cyclictest41-21ksoftirqd/309:40:183
9050995823,4cyclictest41-21ksoftirqd/310:39:183
9050995822,4cyclictest41-21ksoftirqd/310:01:463
9050995822,4cyclictest41-21ksoftirqd/309:57:453
9050995821,9cyclictest41-21ksoftirqd/309:37:083
9050995820,9cyclictest41-21ksoftirqd/307:39:293
9050995726,8cyclictest41-21ksoftirqd/312:15:263
9050995725,7cyclictest41-21ksoftirqd/311:05:003
9050995721,4cyclictest41-21ksoftirqd/309:21:143
9050995720,4cyclictest41-21ksoftirqd/311:18:523
9050995719,4cyclictest41-21ksoftirqd/309:11:083
9050995624,8cyclictest41-21ksoftirqd/309:30:173
9050995624,6cyclictest41-21ksoftirqd/308:25:153
9050995622,4cyclictest41-21ksoftirqd/312:26:053
9050995622,3cyclictest41-21ksoftirqd/308:55:553
9050995622,3cyclictest41-21ksoftirqd/308:55:553
9050995621,8cyclictest41-21ksoftirqd/312:05:133
9050995621,8cyclictest41-21ksoftirqd/312:05:133
9050995621,7cyclictest41-21ksoftirqd/307:25:233
9050995621,4cyclictest41-21ksoftirqd/311:52:343
9050995618,8cyclictest41-21ksoftirqd/311:25:293
9050995618,8cyclictest41-21ksoftirqd/308:05:563
89272560,4sleep38930-21kernelversion10:30:193
138872560,3sleep10-21swapper/111:50:001
126042560,2sleep10-21swapper/110:40:011
905099555,10cyclictest41-21ksoftirqd/308:14:593
9050995525,6cyclictest41-21ksoftirqd/307:45:003
9050995520,4cyclictest41-21ksoftirqd/307:24:413
9050995520,4cyclictest41-21ksoftirqd/307:24:403
9050995518,10cyclictest41-21ksoftirqd/309:46:343
905099543,9cyclictest41-21ksoftirqd/307:20:003
9050995424,9cyclictest41-21ksoftirqd/308:20:193
125132540,1sleep20-21swapper/209:30:262
905099528,3cyclictest41-21ksoftirqd/310:29:593
905099523,6cyclictest9834-21sendmail-msp08:20:003
9050995220,8cyclictest41-21ksoftirqd/308:53:113
9050995219,8cyclictest41-21ksoftirqd/312:30:013
905099514,8cyclictest41-21ksoftirqd/310:55:243
9050995124,7cyclictest41-21ksoftirqd/309:10:013
9050995119,9cyclictest41-21ksoftirqd/308:45:453
905099505,3cyclictest41-21ksoftirqd/309:15:203
905099503,10cyclictest41-21ksoftirqd/307:55:223
905099493,8cyclictest41-21ksoftirqd/311:45:003
905099492,8cyclictest41-21ksoftirqd/311:20:133
905099480,9cyclictest41-21ksoftirqd/310:50:013
905099472,4cyclictest41-21ksoftirqd/312:00:193
9049994639,4cyclictest18587-21cron11:59:592
41298440,16rtkit-daemon0-21swapper/111:50:211
904799430,2cyclictest121rcu_preempt12:20:010
9047994225,4cyclictest9-21ksoftirqd/009:55:200
9049994131,5cyclictest33-21ksoftirqd/210:15:122
9047994036,2cyclictest9-21ksoftirqd/011:05:010
9047994036,2cyclictest9-21ksoftirqd/009:54:590
9047994036,2cyclictest9-21ksoftirqd/009:10:010
9049993932,5cyclictest33-21ksoftirqd/210:23:162
9047993934,3cyclictest9-21ksoftirqd/011:35:010
9047993934,3cyclictest9-21ksoftirqd/011:00:000
9049993833,3cyclictest33-21ksoftirqd/209:47:562
9049993831,4cyclictest33-21ksoftirqd/210:05:122
9047993834,2cyclictest9-21ksoftirqd/012:24:590
9047993834,2cyclictest9-21ksoftirqd/011:25:000
9047993833,3cyclictest9-21ksoftirqd/010:45:000
9047993833,3cyclictest9-21ksoftirqd/009:40:130
9047993833,3cyclictest9-21ksoftirqd/009:15:010
9047993833,3cyclictest9-21ksoftirqd/008:55:000
9047993832,3cyclictest9-21ksoftirqd/012:25:220
9047993832,3cyclictest9-21ksoftirqd/012:05:000
9049993732,3cyclictest33-21ksoftirqd/207:30:012
9049993730,4cyclictest33-21ksoftirqd/212:05:472
9049993730,4cyclictest33-21ksoftirqd/212:05:462
9048993731,4cyclictest25-21ksoftirqd/111:05:001
9048993731,4cyclictest25-21ksoftirqd/108:02:111
9048993731,4cyclictest25-21ksoftirqd/107:15:051
904799378,4cyclictest9-21ksoftirqd/010:45:260
9047993733,2cyclictest9-21ksoftirqd/007:20:000
904799373,2cyclictest121rcu_preempt11:50:220
9047993732,3cyclictest9-21ksoftirqd/011:05:130
9047993732,3cyclictest9-21ksoftirqd/010:30:000
9047993732,3cyclictest9-21ksoftirqd/009:30:150
9047993732,3cyclictest9-21ksoftirqd/007:45:190
9047993731,4cyclictest9-21ksoftirqd/012:33:400
9049993630,4cyclictest33-21ksoftirqd/208:51:132
9049993630,3cyclictest33-21ksoftirqd/209:40:402
9049993630,3cyclictest33-21ksoftirqd/207:32:252
904999360,33cyclictest6986-21egrep11:35:132
9048993630,4cyclictest25-21ksoftirqd/111:32:351
9048993630,4cyclictest25-21ksoftirqd/111:25:491
9048993630,4cyclictest25-21ksoftirqd/109:55:351
9048993630,4cyclictest25-21ksoftirqd/109:30:561
9048993630,4cyclictest25-21ksoftirqd/108:12:371
9047993632,2cyclictest9-21ksoftirqd/008:40:000
9047993631,3cyclictest9-21ksoftirqd/010:35:010
9047993631,3cyclictest9-21ksoftirqd/008:15:190
9047993630,4cyclictest9-21ksoftirqd/009:15:110
9047993630,3cyclictest9-21ksoftirqd/012:10:010
9047993630,3cyclictest9-21ksoftirqd/012:10:000
9047993629,4cyclictest9-21ksoftirqd/008:27:200
904799362,3cyclictest121rcu_preempt08:05:260
9049993530,3cyclictest33-21ksoftirqd/212:35:392
9049993530,3cyclictest33-21ksoftirqd/211:15:362
9049993530,3cyclictest33-21ksoftirqd/211:09:462
9049993529,4cyclictest33-21ksoftirqd/210:34:562
9049993529,4cyclictest33-21ksoftirqd/210:26:342
9049993529,4cyclictest33-21ksoftirqd/210:03:042
9049993529,4cyclictest33-21ksoftirqd/208:49:102
9048993531,2cyclictest25-21ksoftirqd/107:49:591
9048993530,3cyclictest25-21ksoftirqd/109:50:011
9048993530,3cyclictest25-21ksoftirqd/109:40:121
9048993529,4cyclictest25-21ksoftirqd/112:15:321
9048993529,4cyclictest25-21ksoftirqd/111:11:371
9048993529,4cyclictest25-21ksoftirqd/109:37:551
9048993529,4cyclictest25-21ksoftirqd/109:19:051
9048993529,4cyclictest25-21ksoftirqd/108:32:241
904799354,5cyclictest9-21ksoftirqd/008:00:000
904799353,2cyclictest121rcu_preempt08:10:180
9047993531,2cyclictest9-21ksoftirqd/010:10:010
9047993530,3cyclictest9-21ksoftirqd/011:42:140
9047993529,4cyclictest9-21ksoftirqd/010:04:500
9047993529,4cyclictest9-21ksoftirqd/009:49:400
9047993529,4cyclictest9-21ksoftirqd/008:58:130
9047993529,4cyclictest9-21ksoftirqd/008:58:130
9047993529,3cyclictest9-21ksoftirqd/007:30:010
9047993522,5cyclictest9-21ksoftirqd/008:41:390
904799350,11cyclictest9-21ksoftirqd/009:05:000
904799350,11cyclictest9-21ksoftirqd/009:05:000
9049993429,3cyclictest33-21ksoftirqd/209:35:102
9049993429,3cyclictest33-21ksoftirqd/209:24:112
9049993428,4cyclictest33-21ksoftirqd/212:18:372
9049993428,4cyclictest33-21ksoftirqd/210:12:372
9049993428,4cyclictest33-21ksoftirqd/207:56:332
9049993428,4cyclictest33-21ksoftirqd/207:40:002
9049993428,4cyclictest33-21ksoftirqd/207:19:272
9048993429,3cyclictest25-21ksoftirqd/110:09:361
9048993429,3cyclictest25-21ksoftirqd/107:24:521
9048993429,3cyclictest25-21ksoftirqd/107:24:511
9048993428,4cyclictest25-21ksoftirqd/112:27:401
9048993428,4cyclictest25-21ksoftirqd/112:14:471
9048993428,4cyclictest25-21ksoftirqd/110:28:281
9048993428,4cyclictest25-21ksoftirqd/108:46:591
9048993428,4cyclictest25-21ksoftirqd/108:44:381
9048993428,4cyclictest25-21ksoftirqd/107:33:271
9048993428,4cyclictest25-21ksoftirqd/107:28:571
904799344,2cyclictest121rcu_preempt08:20:140
9047993430,2cyclictest9-21ksoftirqd/009:25:120
9047993429,3cyclictest9-21ksoftirqd/012:35:170
9047993429,3cyclictest9-21ksoftirqd/010:20:000
9047993429,3cyclictest9-21ksoftirqd/009:25:000
9047993429,3cyclictest9-21ksoftirqd/007:50:190
9047993428,4cyclictest9-21ksoftirqd/010:36:190
9049993328,3cyclictest33-21ksoftirqd/211:10:332
9049993328,3cyclictest33-21ksoftirqd/209:51:562
9049993328,3cyclictest33-21ksoftirqd/209:28:122
9049993328,3cyclictest33-21ksoftirqd/208:34:452
9049993327,4cyclictest33-21ksoftirqd/212:20:502
9049993327,4cyclictest33-21ksoftirqd/211:50:502
9048993328,3cyclictest25-21ksoftirqd/112:04:451
9048993328,3cyclictest25-21ksoftirqd/110:21:181
9048993328,3cyclictest25-21ksoftirqd/108:50:521
9048993327,4cyclictest25-21ksoftirqd/112:06:261
9048993327,4cyclictest25-21ksoftirqd/112:06:251
9048993327,4cyclictest25-21ksoftirqd/110:56:531
9048993327,4cyclictest25-21ksoftirqd/107:53:241
904799334,3cyclictest121rcu_preempt11:15:150
904799334,2cyclictest121rcu_preempt07:20:150
904799334,2cyclictest121rcu_preempt07:20:150
9047993329,2cyclictest9-21ksoftirqd/011:25:190
9047993328,3cyclictest9-21ksoftirqd/010:53:550
9047993328,3cyclictest9-21ksoftirqd/010:20:120
9047993328,3cyclictest9-21ksoftirqd/007:35:170
9047993328,3cyclictest9-21ksoftirqd/007:30:180
9047993327,4cyclictest9-21ksoftirqd/009:36:250
9047993327,4cyclictest9-21ksoftirqd/007:56:480
9049993227,3cyclictest33-21ksoftirqd/212:32:302
9049993227,3cyclictest33-21ksoftirqd/212:01:342
9049993227,3cyclictest33-21ksoftirqd/209:56:092
9049993227,3cyclictest33-21ksoftirqd/209:20:002
9049993227,3cyclictest33-21ksoftirqd/208:38:552
9049993227,3cyclictest33-21ksoftirqd/208:17:522
9049993227,3cyclictest33-21ksoftirqd/208:06:372
9049993227,3cyclictest33-21ksoftirqd/207:53:542
9049993226,4cyclictest33-21ksoftirqd/211:01:122
9049993226,4cyclictest33-21ksoftirqd/210:44:422
9049993226,4cyclictest33-21ksoftirqd/209:08:352
9049993226,3cyclictest33-21ksoftirqd/207:12:372
9048993227,3cyclictest25-21ksoftirqd/112:38:301
9048993227,3cyclictest25-21ksoftirqd/112:33:051
9048993227,3cyclictest25-21ksoftirqd/111:41:291
9048993227,3cyclictest25-21ksoftirqd/111:36:481
9048993227,3cyclictest25-21ksoftirqd/108:16:181
9048993227,3cyclictest25-21ksoftirqd/107:12:381
9048993226,4cyclictest25-21ksoftirqd/109:54:161
9048993226,4cyclictest25-21ksoftirqd/108:58:471
9048993226,4cyclictest25-21ksoftirqd/108:58:471
9048993226,4cyclictest25-21ksoftirqd/107:43:541
9047993228,2cyclictest9-21ksoftirqd/011:55:270
9047993227,3cyclictest9-21ksoftirqd/012:10:240
9047993227,3cyclictest9-21ksoftirqd/010:12:510
9047993227,3cyclictest9-21ksoftirqd/008:33:340
904799321,2cyclictest9-21ksoftirqd/011:45:250
904799320,4cyclictest9-21ksoftirqd/007:10:220
9049993126,3cyclictest33-21ksoftirqd/211:48:162
9049993126,3cyclictest33-21ksoftirqd/211:40:502
9049993126,3cyclictest33-21ksoftirqd/211:22:422
9049993126,3cyclictest33-21ksoftirqd/209:10:522
9049993126,3cyclictest33-21ksoftirqd/208:02:192
9049993126,3cyclictest33-21ksoftirqd/207:41:432
9049993125,4cyclictest33-21ksoftirqd/210:56:472
9048993126,3cyclictest31732-21cron11:20:001
9048993126,3cyclictest25-21ksoftirqd/111:09:551
9048993126,3cyclictest25-21ksoftirqd/109:13:121
9048993126,3cyclictest25-21ksoftirqd/107:55:421
9048993126,3cyclictest25-21ksoftirqd/107:38:001
9048993126,3cyclictest2260-21grep10:15:271
9047993127,2cyclictest9-21ksoftirqd/011:10:130
904799312,6cyclictest9-21ksoftirqd/007:40:120
9047993125,4cyclictest9-21ksoftirqd/011:40:010
904799311,3cyclictest9-21ksoftirqd/008:45:160
904999307,22cyclictest29744-21kworker/2:110:35:372
9049993025,3cyclictest33-21ksoftirqd/212:26:522
9049993025,3cyclictest33-21ksoftirqd/209:01:112
9049993025,3cyclictest33-21ksoftirqd/209:01:112
9049993025,3cyclictest33-21ksoftirqd/208:55:122
9049993025,3cyclictest33-21ksoftirqd/208:55:112
9049993024,4cyclictest33-21ksoftirqd/207:49:162
9049993024,3cyclictest33-21ksoftirqd/210:45:262
9048993025,3cyclictest25-21ksoftirqd/110:12:531
9048993025,3cyclictest25-21ksoftirqd/108:36:571
9048993025,3cyclictest25-21ksoftirqd/108:07:001
9048993024,4cyclictest25-21ksoftirqd/111:59:541
9048993024,4cyclictest25-21ksoftirqd/109:24:551
9049992823,3cyclictest33-21ksoftirqd/208:23:072
9048992823,3cyclictest25-21ksoftirqd/110:47:151
9048992823,3cyclictest25-21ksoftirqd/109:09:051
9048992822,4cyclictest25-21ksoftirqd/110:40:371
9049992722,3cyclictest33-21ksoftirqd/212:14:532
9049992722,3cyclictest33-21ksoftirqd/211:29:012
9049992722,3cyclictest33-21ksoftirqd/208:41:342
9048992722,3cyclictest25-21ksoftirqd/112:24:461
9048992722,3cyclictest25-21ksoftirqd/109:28:341
9048992721,4cyclictest25-21ksoftirqd/110:02:251
9048992721,4cyclictest25-21ksoftirqd/108:29:511
9048992621,3cyclictest25-21ksoftirqd/110:30:111
9048992519,4cyclictest25-21ksoftirqd/109:02:231
9048992519,4cyclictest25-21ksoftirqd/109:02:231
9048992419,3cyclictest25-21ksoftirqd/110:50:101
904999232,18cyclictest6097-21kworker/2:208:10:132
9049992318,3cyclictest33-21ksoftirqd/211:33:442
9048992318,3cyclictest25-21ksoftirqd/111:21:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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