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2026-05-26 - 08:35
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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 792 highest latencies:
System rackdslot2.osadl.org (updated Tue May 26, 2026 00:46:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139591213177,24phc2sys0-21swapper/319:05:283
206512207174,22sleep10-21swapper/119:07:021
207582206171,22sleep00-21swapper/019:08:210
208062205171,22sleep20-21swapper/219:09:002
139291620,1ptp4l401ktimersoftd/320:55:243
146232550,2sleep00-21swapper/021:10:000
2088525436,11sleep30-21swapper/319:10:013
139291530,1ptp4l401ktimersoftd/321:01:163
96612520,1sleep20-21swapper/222:05:172
135291450,7getstats2118099cyclictest21:43:203
21180994438,3cyclictest41-21ksoftirqd/319:25:003
139291440,0ptp4l401ktimersoftd/320:49:583
135191440,1getstats0-21swapper/323:55:223
139291430,0ptp4l401ktimersoftd/322:17:473
21179994228,12cyclictest4684-21cron20:50:002
21178994237,3cyclictest25-21ksoftirqd/119:50:001
139291420,1ptp4l401ktimersoftd/323:42:523
139291420,0ptp4l401ktimersoftd/321:45:513
139291420,0ptp4l401ktimersoftd/300:24:543
2118099418,2cyclictest41-21ksoftirqd/321:20:253
2118099418,2cyclictest41-21ksoftirqd/321:20:253
21180994136,3cyclictest41-21ksoftirqd/323:10:003
139291410,0ptp4l401ktimersoftd/300:00:313
139291410,0ptp4l401ktimersoftd/300:00:313
21180994034,4cyclictest41-21ksoftirqd/319:35:013
21180994034,4cyclictest41-21ksoftirqd/300:35:283
21180993934,3cyclictest41-21ksoftirqd/322:30:023
21180993934,3cyclictest41-21ksoftirqd/319:15:203
21180993934,3cyclictest41-21ksoftirqd/300:15:013
21180993933,3cyclictest41-21ksoftirqd/320:05:143
21178993935,2cyclictest25-21ksoftirqd/123:15:001
21178993933,3cyclictest1415-21grep00:05:001
21178993933,3cyclictest1415-21grep00:05:001
139291390,1ptp4l401ktimersoftd/322:28:393
135191390,2getstats0-21swapper/323:50:233
41298380,7rtkit-daemon0-21swapper/120:23:521
21180993834,3cyclictest41-21ksoftirqd/322:10:193
21180993833,3cyclictest41-21ksoftirqd/322:05:013
2118099381,7cyclictest41-21ksoftirqd/321:55:003
2118099381,7cyclictest41-21ksoftirqd/321:55:003
21179993833,3cyclictest33-21ksoftirqd/223:15:012
21179993832,4cyclictest33-21ksoftirqd/200:34:422
21179993832,4cyclictest33-21ksoftirqd/200:34:412
21177993833,3cyclictest9-21ksoftirqd/019:40:000
2118099376,6cyclictest41-21ksoftirqd/300:10:013
2118099375,6cyclictest41-21ksoftirqd/322:25:013
2118099374,2cyclictest121rcu_preempt23:20:153
21180993732,3cyclictest41-21ksoftirqd/322:05:273
21180993732,3cyclictest41-21ksoftirqd/321:40:003
21180993732,3cyclictest41-21ksoftirqd/321:09:593
21180993732,3cyclictest41-21ksoftirqd/320:35:113
21180993732,3cyclictest41-21ksoftirqd/319:55:003
21180993732,3cyclictest401ktimersoftd/321:20:003
21180993731,4cyclictest41-21ksoftirqd/322:53:403
21180993731,4cyclictest41-21ksoftirqd/322:48:473
21180993731,3cyclictest41-21ksoftirqd/300:20:003
2118099371,8cyclictest41-21ksoftirqd/323:29:593
21179993731,4cyclictest33-21ksoftirqd/222:35:342
21179993731,4cyclictest33-21ksoftirqd/219:57:092
21178993732,3cyclictest25-21ksoftirqd/100:05:191
21178993731,4cyclictest25-21ksoftirqd/100:25:331
21177993732,3cyclictest9-21ksoftirqd/021:00:000
21180993632,3cyclictest41-21ksoftirqd/323:10:173
21180993632,3cyclictest41-21ksoftirqd/320:25:213
21180993631,3cyclictest41-21ksoftirqd/323:46:053
21180993631,3cyclictest41-21ksoftirqd/322:55:253
21180993631,3cyclictest41-21ksoftirqd/321:30:153
21180993631,3cyclictest41-21ksoftirqd/319:40:013
21180993631,3cyclictest41-21ksoftirqd/319:30:003
21180993631,3cyclictest41-21ksoftirqd/319:29:593
21180993630,4cyclictest41-21ksoftirqd/323:34:323
21180993630,4cyclictest41-21ksoftirqd/323:34:323
21180993630,4cyclictest41-21ksoftirqd/321:58:293
21180993613,3cyclictest41-21ksoftirqd/319:55:243
21179993630,4cyclictest33-21ksoftirqd/223:52:042
21179993630,4cyclictest33-21ksoftirqd/222:12:572
21179993630,4cyclictest33-21ksoftirqd/221:48:252
21179993630,4cyclictest33-21ksoftirqd/220:12:492
21179993630,4cyclictest33-21ksoftirqd/220:04:112
21179993630,4cyclictest33-21ksoftirqd/220:04:102
21178993632,2cyclictest25-21ksoftirqd/121:05:001
21178993632,2cyclictest25-21ksoftirqd/100:40:011
21178993631,3cyclictest25-21ksoftirqd/123:50:001
21178993631,3cyclictest25-21ksoftirqd/119:45:001
21178993630,4cyclictest25-21ksoftirqd/123:01:051
21178993630,4cyclictest25-21ksoftirqd/122:27:041
21178993630,4cyclictest25-21ksoftirqd/121:12:371
21178993630,4cyclictest25-21ksoftirqd/100:21:281
21178993630,3cyclictest25-21ksoftirqd/122:57:031
21178993630,3cyclictest25-21ksoftirqd/120:15:111
21178993629,4cyclictest25-21ksoftirqd/121:09:361
21178993629,4cyclictest25-21ksoftirqd/100:16:481
21178993628,5cyclictest25-21ksoftirqd/123:55:001
21177993630,4cyclictest9-21ksoftirqd/022:56:150
21177993630,4cyclictest9-21ksoftirqd/020:34:330
21177993629,4cyclictest9-21ksoftirqd/019:55:510
139291360,0ptp4l401ktimersoftd/320:14:233
2118099353,4cyclictest41-21ksoftirqd/323:15:273
21180993532,2cyclictest41-21ksoftirqd/320:30:143
21180993531,2cyclictest41-21ksoftirqd/323:35:223
21180993531,2cyclictest41-21ksoftirqd/300:30:143
21180993531,2cyclictest41-21ksoftirqd/300:30:133
21180993530,3cyclictest41-21ksoftirqd/321:12:153
21180993530,3cyclictest41-21ksoftirqd/320:54:203
21180993530,3cyclictest41-21ksoftirqd/319:45:003
21180993529,4cyclictest41-21ksoftirqd/322:43:413
21179993529,4cyclictest33-21ksoftirqd/222:33:382
21179993529,4cyclictest33-21ksoftirqd/221:51:502
21179993529,4cyclictest33-21ksoftirqd/221:51:502
21179993529,4cyclictest33-21ksoftirqd/221:28:362
21179993529,4cyclictest33-21ksoftirqd/221:16:032
21179993529,4cyclictest33-21ksoftirqd/219:34:382
21179993529,4cyclictest33-21ksoftirqd/200:12:142
21178993531,3cyclictest25-21ksoftirqd/123:57:401
21178993530,3cyclictest25-21ksoftirqd/122:49:171
21178993530,3cyclictest25-21ksoftirqd/122:40:011
21178993530,3cyclictest25-21ksoftirqd/121:30:001
21178993530,3cyclictest25-21ksoftirqd/120:54:161
21178993530,3cyclictest25-21ksoftirqd/119:15:151
21178993530,3cyclictest25-21ksoftirqd/100:31:431
21178993530,3cyclictest25-21ksoftirqd/100:31:431
21178993529,4cyclictest25-21ksoftirqd/122:09:021
21178993529,4cyclictest25-21ksoftirqd/121:33:111
21178993529,4cyclictest25-21ksoftirqd/120:47:231
21178993529,4cyclictest25-21ksoftirqd/120:28:411
21178993529,3cyclictest25-21ksoftirqd/123:20:121
21177993529,4cyclictest9-21ksoftirqd/022:49:090
21177993529,4cyclictest9-21ksoftirqd/021:59:110
21177993529,4cyclictest9-21ksoftirqd/019:31:560
21177993528,5cyclictest9-21ksoftirqd/022:44:230
21177993528,4cyclictest9-21ksoftirqd/021:44:330
41298340,5rtkit-daemon17422-21cstates23:30:121
41298340,5rtkit-daemon17422-21cstates23:30:121
41298340,2rtkit-daemon0-21swapper/100:14:091
21180993430,2cyclictest41-21ksoftirqd/320:20:013
21180993429,3cyclictest41-21ksoftirqd/320:25:003
21179993430,3cyclictest33-21ksoftirqd/219:41:172
21179993429,3cyclictest33-21ksoftirqd/220:23:082
21179993429,3cyclictest33-21ksoftirqd/200:40:002
21179993428,4cyclictest33-21ksoftirqd/223:47:112
21179993428,4cyclictest33-21ksoftirqd/222:58:582
21179993428,4cyclictest33-21ksoftirqd/221:38:062
21179993428,4cyclictest33-21ksoftirqd/220:52:242
21179993428,4cyclictest33-21ksoftirqd/200:21:572
21179993428,4cyclictest33-21ksoftirqd/200:17:442
21179993428,4cyclictest33-21ksoftirqd/200:03:422
21179993428,4cyclictest33-21ksoftirqd/200:03:422
21178993429,3cyclictest25-21ksoftirqd/123:42:261
21178993429,3cyclictest25-21ksoftirqd/122:23:451
21178993429,3cyclictest25-21ksoftirqd/121:40:341
21178993429,3cyclictest25-21ksoftirqd/121:36:491
21178993429,3cyclictest25-21ksoftirqd/119:34:551
21178993428,4cyclictest25-21ksoftirqd/122:40:441
21178993428,4cyclictest25-21ksoftirqd/122:34:181
21178993428,4cyclictest25-21ksoftirqd/122:03:131
21178993428,4cyclictest25-21ksoftirqd/120:44:411
21177993429,3cyclictest9-21ksoftirqd/023:15:140
21177993429,3cyclictest9-21ksoftirqd/019:15:120
21177993428,4cyclictest9-21ksoftirqd/023:34:020
21177993428,4cyclictest9-21ksoftirqd/023:34:020
21177993428,4cyclictest9-21ksoftirqd/021:48:520
21177993428,4cyclictest9-21ksoftirqd/021:19:310
21177993428,4cyclictest9-21ksoftirqd/020:43:040
21177993428,4cyclictest9-21ksoftirqd/000:19:100
21177993428,4cyclictest9-21ksoftirqd/000:08:320
21177993428,3cyclictest9-21ksoftirqd/023:40:180
21177993428,3cyclictest9-21ksoftirqd/021:20:190
21177993428,3cyclictest9-21ksoftirqd/021:20:190
21177993428,3cyclictest9-21ksoftirqd/021:11:570
21177993428,3cyclictest9-21ksoftirqd/020:02:490
21177993428,3cyclictest9-21ksoftirqd/020:02:490
21177993427,4cyclictest9-21ksoftirqd/023:52:230
21177993427,4cyclictest9-21ksoftirqd/022:35:080
21177993427,4cyclictest9-21ksoftirqd/022:21:130
21180993328,3cyclictest41-21ksoftirqd/323:00:133
21180993328,3cyclictest41-21ksoftirqd/319:44:593
21180993328,3cyclictest41-21ksoftirqd/300:27:583
21180993327,4cyclictest41-21ksoftirqd/322:36:003
21180993327,4cyclictest41-21ksoftirqd/320:41:183
21179993328,3cyclictest33-21ksoftirqd/221:04:412
21179993327,4cyclictest33-21ksoftirqd/222:00:082
21179993327,4cyclictest33-21ksoftirqd/219:49:592
21179993327,4cyclictest33-21ksoftirqd/219:21:102
21179993327,3cyclictest33-21ksoftirqd/219:52:592
21178993328,3cyclictest25-21ksoftirqd/123:40:001
21178993328,3cyclictest25-21ksoftirqd/123:05:181
21178993327,4cyclictest25-21ksoftirqd/121:24:011
21178993327,4cyclictest25-21ksoftirqd/121:24:011
21178993327,4cyclictest25-21ksoftirqd/120:55:371
21178993327,4cyclictest25-21ksoftirqd/120:09:031
21178993327,4cyclictest25-21ksoftirqd/120:04:301
21178993327,4cyclictest25-21ksoftirqd/120:04:301
21178993327,4cyclictest25-21ksoftirqd/119:51:371
21178993327,4cyclictest25-21ksoftirqd/119:27:471
21178993327,4cyclictest25-21ksoftirqd/119:27:461
21178993327,3cyclictest25-21ksoftirqd/122:10:191
21178993327,3cyclictest25-21ksoftirqd/121:55:001
21178993327,3cyclictest25-21ksoftirqd/121:55:001
21177993328,3cyclictest9-21ksoftirqd/021:01:170
21177993327,4cyclictest9-21ksoftirqd/023:59:090
21177993327,4cyclictest9-21ksoftirqd/023:05:260
21177993327,4cyclictest9-21ksoftirqd/022:51:500
21177993327,4cyclictest9-21ksoftirqd/021:50:560
21177993327,4cyclictest9-21ksoftirqd/021:50:560
21177993327,4cyclictest9-21ksoftirqd/020:54:440
21177993327,4cyclictest9-21ksoftirqd/020:27:350
21177993327,4cyclictest9-21ksoftirqd/019:46:160
21177993327,4cyclictest9-21ksoftirqd/000:34:400
21177993327,4cyclictest9-21ksoftirqd/000:34:400
21177993327,3cyclictest9-21ksoftirqd/023:22:310
21177993327,3cyclictest9-21ksoftirqd/000:12:260
21177993326,5cyclictest9-21ksoftirqd/000:25:330
21177993326,4cyclictest9-21ksoftirqd/021:30:540
21177993326,4cyclictest9-21ksoftirqd/019:42:090
21177993326,4cyclictest9-21ksoftirqd/000:21:590
21179993227,3cyclictest33-21ksoftirqd/223:20:002
21179993227,3cyclictest33-21ksoftirqd/222:27:412
21179993227,3cyclictest33-21ksoftirqd/221:31:362
21179993227,3cyclictest33-21ksoftirqd/221:09:042
21179993226,4cyclictest33-21ksoftirqd/223:32:322
21179993226,4cyclictest33-21ksoftirqd/223:32:322
21179993226,4cyclictest33-21ksoftirqd/221:57:042
21179993226,4cyclictest33-21ksoftirqd/220:30:312
21179993226,4cyclictest33-21ksoftirqd/219:28:492
21179993226,4cyclictest33-21ksoftirqd/219:28:492
21178993228,3cyclictest25-21ksoftirqd/123:15:191
21178993227,3cyclictest25-21ksoftirqd/121:50:001
21178993226,4cyclictest25-21ksoftirqd/122:17:521
21177993227,3cyclictest9-21ksoftirqd/023:39:080
21177993227,3cyclictest9-21ksoftirqd/022:01:070
21177993226,4cyclictest9-21ksoftirqd/021:28:050
21177993225,4cyclictest9-21ksoftirqd/000:02:430
21177993225,4cyclictest9-21ksoftirqd/000:02:430
21180993127,2cyclictest41-21ksoftirqd/320:00:203
21180993127,2cyclictest41-21ksoftirqd/320:00:203
21180993126,3cyclictest41-21ksoftirqd/321:29:163
21179993127,3cyclictest33-21ksoftirqd/223:05:242
21179993126,3cyclictest33-21ksoftirqd/222:17:382
21179993126,3cyclictest33-21ksoftirqd/220:43:022
21179993126,3cyclictest33-21ksoftirqd/200:08:102
21179993125,4cyclictest33-21ksoftirqd/222:48:272
21179993125,4cyclictest33-21ksoftirqd/221:43:152
21179993124,4cyclictest33-21ksoftirqd/221:20:132
21179993124,4cyclictest33-21ksoftirqd/221:20:122
21178993126,3cyclictest25-21ksoftirqd/119:25:001
21178993125,4cyclictest25-21ksoftirqd/123:29:291
21178993124,4cyclictest25-21ksoftirqd/121:19:441
21177993126,3cyclictest9-21ksoftirqd/023:13:160
21177993126,3cyclictest9-21ksoftirqd/020:11:060
21177993126,3cyclictest9-21ksoftirqd/020:05:200
21177993126,3cyclictest9-21ksoftirqd/019:50:550
21177993125,4cyclictest9-21ksoftirqd/022:13:190
21177993125,4cyclictest9-21ksoftirqd/019:27:460
21177993125,4cyclictest9-21ksoftirqd/019:27:460
21177993124,5cyclictest9-21ksoftirqd/023:27:080
21177993124,4cyclictest9-21ksoftirqd/021:38:160
21177993124,4cyclictest9-21ksoftirqd/000:35:130
21179993024,4cyclictest33-21ksoftirqd/223:35:072
21179993024,4cyclictest33-21ksoftirqd/200:28:122
21178993024,4cyclictest25-21ksoftirqd/119:36:421
21177993025,3cyclictest9-21ksoftirqd/023:49:190
21177993025,3cyclictest9-21ksoftirqd/020:45:090
21177993025,3cyclictest9-21ksoftirqd/020:24:150
21177993025,3cyclictest9-21ksoftirqd/019:20:100
21179992924,3cyclictest33-21ksoftirqd/223:40:422
21179992924,3cyclictest33-21ksoftirqd/220:28:072
21179992924,3cyclictest33-21ksoftirqd/220:09:072
21178992924,3cyclictest25-21ksoftirqd/120:30:151
21178992924,3cyclictest25-21ksoftirqd/119:11:391
21177992924,3cyclictest9-21ksoftirqd/022:31:470
21177992924,3cyclictest9-21ksoftirqd/020:15:210
21177992923,4cyclictest9-21ksoftirqd/022:25:300
21177992923,4cyclictest9-21ksoftirqd/019:11:110
21179992823,3cyclictest33-21ksoftirqd/220:56:402
21179992823,3cyclictest33-21ksoftirqd/220:37:082
21179992822,4cyclictest33-21ksoftirqd/219:37:272
21178992822,4cyclictest25-21ksoftirqd/122:53:061
21178992822,3cyclictest25-21ksoftirqd/120:11:141
21179992722,3cyclictest33-21ksoftirqd/223:02:482
21179992721,4cyclictest33-21ksoftirqd/222:24:242
21179992721,4cyclictest33-21ksoftirqd/221:13:512
21177992724,2cyclictest9-21ksoftirqd/023:00:240
21177992722,3cyclictest9-21ksoftirqd/022:15:170
21179992621,3cyclictest33-21ksoftirqd/220:18:552
21179992621,3cyclictest33-21ksoftirqd/219:16:172
21179992621,3cyclictest33-21ksoftirqd/219:10:172
21178992622,3cyclictest25-21ksoftirqd/120:35:191
21178992621,3cyclictest25-21ksoftirqd/121:55:221
21177992620,4cyclictest9-21ksoftirqd/022:05:470
21177992620,4cyclictest9-21ksoftirqd/020:39:430
21179992519,4cyclictest33-21ksoftirqd/223:28:552
21178992520,3cyclictest25-21ksoftirqd/120:00:001
21179992419,3cyclictest33-21ksoftirqd/223:59:522
21179992419,3cyclictest33-21ksoftirqd/222:40:202
21179992319,2cyclictest33-21ksoftirqd/223:20:202
21179992117,2cyclictest33-21ksoftirqd/222:50:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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