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2025-12-01 - 19:59
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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 rackdslot3.osadl.org (updated Mon Dec 01, 2025 12:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
206152226159,23sleep30-21swapper/307:08:533
204072206173,22sleep20-21swapper/207:06:092
205392202168,23sleep00-21swapper/007:07:530
205712201168,22sleep10-21swapper/107:08:181
136991700,1ptp4l401ktimersoftd/310:29:273
21000996520,9cyclictest25-21ksoftirqd/108:55:001
21000995830,5cyclictest25-21ksoftirqd/110:20:221
21000995827,4cyclictest25-21ksoftirqd/107:15:001
20999995828,4cyclictest9-21ksoftirqd/009:40:140
20999995828,4cyclictest9-21ksoftirqd/009:40:140
20999995827,4cyclictest9-21ksoftirqd/011:40:150
21000995623,4cyclictest25-21ksoftirqd/112:20:001
20999995629,4cyclictest9-21ksoftirqd/009:25:180
21000995526,4cyclictest25-21ksoftirqd/111:25:191
21000995523,4cyclictest25-21ksoftirqd/110:40:211
21000995523,4cyclictest25-21ksoftirqd/110:40:201
21000995519,9cyclictest25-21ksoftirqd/111:05:201
20999995526,4cyclictest9-21ksoftirqd/009:25:010
21000995422,3cyclictest25-21ksoftirqd/107:30:001
20999995425,3cyclictest9-21ksoftirqd/009:00:480
20999995424,3cyclictest9-21ksoftirqd/010:10:180
21000995324,4cyclictest25-21ksoftirqd/110:45:251
21000995324,4cyclictest25-21ksoftirqd/109:30:131
21000995322,4cyclictest25-21ksoftirqd/112:05:271
20999995326,3cyclictest9-21ksoftirqd/007:25:220
20999995325,3cyclictest9-21ksoftirqd/011:55:240
20999995324,3cyclictest9-21ksoftirqd/009:30:140
20999995323,4cyclictest9-21ksoftirqd/011:15:140
20999995323,3cyclictest9-21ksoftirqd/008:20:150
21000995222,4cyclictest25-21ksoftirqd/108:35:261
21000995221,4cyclictest25-21ksoftirqd/109:40:281
21000995221,4cyclictest25-21ksoftirqd/109:40:281
21000995219,4cyclictest25-21ksoftirqd/111:55:171
20999995226,3cyclictest9-21ksoftirqd/011:35:250
20999995226,3cyclictest9-21ksoftirqd/010:45:170
21000995122,4cyclictest25-21ksoftirqd/109:00:211
21000995121,4cyclictest25-21ksoftirqd/110:30:201
21000995120,4cyclictest25-21ksoftirqd/108:59:591
21000995115,4cyclictest25-21ksoftirqd/112:10:231
20999995134,4cyclictest9-21ksoftirqd/009:20:010
20999995126,8cyclictest9-21ksoftirqd/007:55:000
20999995122,3cyclictest9-21ksoftirqd/010:40:210
20999995122,3cyclictest9-21ksoftirqd/010:40:210
20999995122,3cyclictest9-21ksoftirqd/008:10:140
20999995121,4cyclictest9-21ksoftirqd/009:50:180
20999995121,3cyclictest9-21ksoftirqd/008:50:360
110782510,4sleep10-21swapper/110:10:141
21000995022,5cyclictest25-21ksoftirqd/108:10:201
21000995021,4cyclictest25-21ksoftirqd/107:50:221
21000995021,4cyclictest25-21ksoftirqd/107:15:271
20999995020,4cyclictest9-21ksoftirqd/012:25:180
21000994921,4cyclictest25-21ksoftirqd/111:35:161
21000994921,4cyclictest25-21ksoftirqd/108:15:251
21000994920,4cyclictest25-21ksoftirqd/110:25:221
21000994920,4cyclictest25-21ksoftirqd/109:45:261
21000994920,3cyclictest25-21ksoftirqd/110:00:191
21000994917,4cyclictest25-21ksoftirqd/111:15:231
21000994917,4cyclictest25-21ksoftirqd/111:10:211
21000994915,4cyclictest25-21ksoftirqd/112:00:161
20999994922,3cyclictest9-21ksoftirqd/008:05:190
20999994919,4cyclictest9-21ksoftirqd/010:35:150
20999994918,4cyclictest9-21ksoftirqd/012:35:240
21000994844,2cyclictest24824-21awk10:40:001
21000994821,4cyclictest25-21ksoftirqd/109:25:141
21000994819,4cyclictest25-21ksoftirqd/111:45:171
21000994817,3cyclictest25-21ksoftirqd/108:50:011
21000994815,4cyclictest25-21ksoftirqd/107:30:151
20999994820,4cyclictest9-21ksoftirqd/010:05:180
20999994819,4cyclictest9-21ksoftirqd/007:30:220
20999994819,3cyclictest9-21ksoftirqd/012:15:010
21000994719,4cyclictest25-21ksoftirqd/109:15:241
21000994719,4cyclictest25-21ksoftirqd/107:40:161
21000994718,4cyclictest25-21ksoftirqd/112:25:201
21000994718,4cyclictest25-21ksoftirqd/111:50:191
21000994718,4cyclictest25-21ksoftirqd/108:40:191
20999994715,3cyclictest9-21ksoftirqd/009:35:190
1371914735,6phc2sys0-21swapper/307:10:013
132691470,2getstats0-21swapper/307:59:003
21000994618,4cyclictest25-21ksoftirqd/108:29:441
21000994618,3cyclictest25-21ksoftirqd/109:20:181
21000994618,3cyclictest25-21ksoftirqd/107:55:181
21000994615,4cyclictest25-21ksoftirqd/110:07:501
21000994614,4cyclictest25-21ksoftirqd/110:55:131
20999994620,3cyclictest9-21ksoftirqd/007:20:260
20999994616,3cyclictest9-21ksoftirqd/007:10:200
20999994613,3cyclictest9-21ksoftirqd/010:00:150
20999994613,3cyclictest9-21ksoftirqd/007:35:170
2100099459,5cyclictest25-21ksoftirqd/109:35:231
21000994519,3cyclictest25-21ksoftirqd/111:00:261
21000994518,4cyclictest25-21ksoftirqd/112:20:141
21000994515,4cyclictest25-21ksoftirqd/108:30:271
21000994513,9cyclictest25-21ksoftirqd/108:05:221
194002450,2sleep20-21swapper/208:10:252
21000994412,9cyclictest25-21ksoftirqd/109:10:251
2099999444,9cyclictest9-21ksoftirqd/012:30:230
136991440,1ptp4l401ktimersoftd/308:43:083
21000994312,3cyclictest121rcu_preempt10:15:251
20999994329,4cyclictest9-21ksoftirqd/009:05:280
20999994328,4cyclictest9-21ksoftirqd/009:10:220
20999994328,3cyclictest9-21ksoftirqd/012:00:270
20999994327,3cyclictest9-21ksoftirqd/010:25:010
20999994313,3cyclictest9-21ksoftirqd/007:55:240
20999994311,4cyclictest9-21ksoftirqd/008:25:150
21002994234,5cyclictest1203-21cron12:05:003
2100099428,9cyclictest25-21ksoftirqd/111:40:021
2100099428,6cyclictest25-21ksoftirqd/107:20:271
21000994213,10cyclictest25-21ksoftirqd/112:30:141
21000994211,6cyclictest25-21ksoftirqd/108:20:201
2099999426,3cyclictest9-21ksoftirqd/009:55:200
20999994212,3cyclictest9-21ksoftirqd/012:20:150
136991420,0ptp4l401ktimersoftd/312:30:163
136991420,0ptp4l401ktimersoftd/310:40:213
136991420,0ptp4l401ktimersoftd/310:40:203
21001994134,4cyclictest33-21ksoftirqd/212:25:012
21000994115,3cyclictest25-21ksoftirqd/111:30:181
20999994112,9cyclictest9-21ksoftirqd/008:00:180
20999994112,4cyclictest9-21ksoftirqd/011:30:170
136991410,0ptp4l401ktimersoftd/312:35:173
136991410,0ptp4l401ktimersoftd/312:10:253
136991410,0ptp4l401ktimersoftd/310:58:563
136991410,0ptp4l401ktimersoftd/308:25:173
2100099409,6cyclictest25-21ksoftirqd/109:50:261
2100099409,4cyclictest25-21ksoftirqd/112:35:191
2099999408,3cyclictest9-21ksoftirqd/007:15:150
2099999408,3cyclictest121rcu_preempt11:06:090
2099999403,6cyclictest9-21ksoftirqd/008:45:300
20999994028,3cyclictest9-21ksoftirqd/012:15:150
2099999402,6cyclictest9-21ksoftirqd/008:40:290
20999994010,3cyclictest9-21ksoftirqd/011:50:280
21000993935,2cyclictest1297-21runrttasks07:39:301
21000993918,10cyclictest25-21ksoftirqd/109:55:191
21000993910,11cyclictest25-21ksoftirqd/110:50:221
2099999399,4cyclictest9-21ksoftirqd/007:40:200
20999993927,4cyclictest9-21ksoftirqd/010:30:520
20999993925,4cyclictest9-21ksoftirqd/011:10:160
20999993924,4cyclictest9-21ksoftirqd/008:15:250
20999993917,3cyclictest9-21ksoftirqd/010:25:180
136991390,0ptp4l401ktimersoftd/308:12:063
21000993833,3cyclictest25-21ksoftirqd/107:50:011
2099999385,3cyclictest121rcu_preempt07:45:280
20999993826,4cyclictest9-21ksoftirqd/011:00:150
2099999380,2cyclictest121rcu_preempt10:52:340
142072380,33sleep2321ktimersoftd/210:15:212
136991380,14ptp4l401ktimersoftd/311:40:143
2099999377,4cyclictest9-21ksoftirqd/011:25:260
2099999376,3cyclictest9-21ksoftirqd/008:30:170
2099999375,10cyclictest9-21ksoftirqd/009:50:000
20999993732,3cyclictest9-21ksoftirqd/010:59:590
20999993724,3cyclictest9-21ksoftirqd/011:45:110
21001993630,4cyclictest33-21ksoftirqd/212:26:032
21001993630,4cyclictest33-21ksoftirqd/212:10:432
21001993630,4cyclictest33-21ksoftirqd/207:23:182
21001993629,4cyclictest33-21ksoftirqd/212:30:032
21000993621,4cyclictest25-21ksoftirqd/111:20:231
2100099361,3cyclictest121rcu_preempt09:05:171
2100099361,3cyclictest121rcu_preempt08:00:141
2099999363,6cyclictest9-21ksoftirqd/008:35:270
2099999361,2cyclictest121rcu_preempt09:00:000
136991360,0ptp4l401ktimersoftd/309:52:003
21001993530,3cyclictest33-21ksoftirqd/211:41:012
21001993529,4cyclictest33-21ksoftirqd/211:31:062
21001993529,4cyclictest33-21ksoftirqd/209:44:312
21001993529,4cyclictest33-21ksoftirqd/209:44:312
21001993529,4cyclictest33-21ksoftirqd/208:09:322
21001993529,4cyclictest33-21ksoftirqd/207:54:442
21001993529,3cyclictest33-21ksoftirqd/210:40:152
21001993529,3cyclictest33-21ksoftirqd/210:40:152
21002993428,4cyclictest41-21ksoftirqd/311:28:393
21002993428,4cyclictest41-21ksoftirqd/309:48:303
21002993428,4cyclictest41-21ksoftirqd/309:36:513
21002993428,4cyclictest41-21ksoftirqd/309:02:593
21002993428,4cyclictest41-21ksoftirqd/307:29:343
21001993429,3cyclictest33-21ksoftirqd/208:01:422
21001993428,4cyclictest33-21ksoftirqd/212:08:142
21001993428,4cyclictest33-21ksoftirqd/208:31:342
21001993428,4cyclictest33-21ksoftirqd/208:23:072
2100199342,19cyclictest7927-21kworker/2:111:15:452
20999993428,3cyclictest9-21ksoftirqd/012:05:260
20999993421,3cyclictest9-21ksoftirqd/011:20:260
136991340,0ptp4l401ktimersoftd/311:39:253
21002993328,3cyclictest41-21ksoftirqd/310:13:283
21002993328,3cyclictest41-21ksoftirqd/307:24:323
21002993327,4cyclictest41-21ksoftirqd/312:09:393
21002993327,4cyclictest41-21ksoftirqd/309:32:213
21002993327,4cyclictest41-21ksoftirqd/308:15:393
21002993327,4cyclictest41-21ksoftirqd/307:52:163
21002993327,4cyclictest41-21ksoftirqd/307:46:233
21001993328,3cyclictest33-21ksoftirqd/211:13:092
21001993328,3cyclictest33-21ksoftirqd/209:27:412
21001993327,4cyclictest33-21ksoftirqd/211:24:322
21001993327,4cyclictest33-21ksoftirqd/210:13:492
21001993327,4cyclictest33-21ksoftirqd/207:46:062
20999993319,5cyclictest9-21ksoftirqd/010:15:270
21002993227,3cyclictest41-21ksoftirqd/311:58:333
21002993227,3cyclictest41-21ksoftirqd/311:18:263
21002993227,3cyclictest41-21ksoftirqd/311:07:223
21002993227,3cyclictest41-21ksoftirqd/309:40:563
21002993227,3cyclictest41-21ksoftirqd/309:40:563
21002993227,3cyclictest41-21ksoftirqd/309:25:433
21002993227,3cyclictest41-21ksoftirqd/309:16:093
21002993227,3cyclictest41-21ksoftirqd/308:05:133
21002993226,4cyclictest41-21ksoftirqd/307:31:583
21002993225,4cyclictest41-21ksoftirqd/311:21:583
21001993227,3cyclictest33-21ksoftirqd/211:40:002
21001993227,3cyclictest33-21ksoftirqd/207:55:212
21001993227,3cyclictest33-21ksoftirqd/207:19:152
21001993226,4cyclictest33-21ksoftirqd/212:04:332
21001993226,4cyclictest33-21ksoftirqd/210:09:472
21001993226,4cyclictest33-21ksoftirqd/209:36:052
21001993226,4cyclictest33-21ksoftirqd/207:41:042
21001993226,4cyclictest33-21ksoftirqd/207:34:462
136991320,9ptp4l401ktimersoftd/307:18:413
136991320,0ptp4l401ktimersoftd/310:33:283
136991320,0ptp4l401ktimersoftd/308:35:243
21002993125,4cyclictest41-21ksoftirqd/311:53:063
21002993125,4cyclictest41-21ksoftirqd/311:04:493
21002993125,4cyclictest41-21ksoftirqd/310:54:183
21002993125,4cyclictest41-21ksoftirqd/309:06:533
21001993126,3cyclictest33-21ksoftirqd/211:48:092
21001993126,3cyclictest33-21ksoftirqd/209:56:522
21001993126,3cyclictest33-21ksoftirqd/209:13:042
21001993126,3cyclictest33-21ksoftirqd/208:46:542
21001993126,3cyclictest33-21ksoftirqd/208:17:252
21001993125,4cyclictest33-21ksoftirqd/211:52:372
21001993125,4cyclictest33-21ksoftirqd/211:01:062
21001993125,4cyclictest33-21ksoftirqd/210:54:522
21001993125,4cyclictest33-21ksoftirqd/209:24:382
21001993125,4cyclictest33-21ksoftirqd/209:17:362
21001993125,4cyclictest33-21ksoftirqd/208:43:252
21001993124,4cyclictest33-21ksoftirqd/212:15:362
2100199312,27cyclictest2938-21kworker/2:208:25:212
136991310,0ptp4l401ktimersoftd/308:50:193
136991310,0ptp4l401ktimersoftd/308:33:003
136991310,0ptp4l401ktimersoftd/308:00:473
136991310,0ptp4l401ktimersoftd/307:35:303
21002993025,3cyclictest41-21ksoftirqd/312:19:053
21002993025,3cyclictest41-21ksoftirqd/311:48:513
21002993025,3cyclictest41-21ksoftirqd/309:23:593
21002993024,4cyclictest41-21ksoftirqd/307:44:423
2100199307,10cyclictest7927-21kworker/2:110:25:142
2100199306,11cyclictest16533-21kworker/2:209:45:212
21001993025,3cyclictest33-21ksoftirqd/211:06:072
21001993025,3cyclictest33-21ksoftirqd/210:38:162
21001993025,3cyclictest33-21ksoftirqd/210:02:452
21001993025,3cyclictest33-21ksoftirqd/209:33:462
21001993025,3cyclictest33-21ksoftirqd/208:51:532
21001993024,4cyclictest33-21ksoftirqd/212:39:462
21001993024,4cyclictest33-21ksoftirqd/210:48:342
21001993024,3cyclictest33-21ksoftirqd/207:28:362
136991300,0ptp4l401ktimersoftd/311:10:433
21002992924,3cyclictest41-21ksoftirqd/310:35:403
21002992924,3cyclictest41-21ksoftirqd/310:07:553
21002992924,3cyclictest41-21ksoftirqd/308:49:443
21002992923,4cyclictest41-21ksoftirqd/310:48:123
21002992923,4cyclictest41-21ksoftirqd/310:16:543
21001992924,3cyclictest33-21ksoftirqd/210:55:122
21001992923,4cyclictest33-21ksoftirqd/208:35:352
136991290,0ptp4l401ktimersoftd/310:02:493
21002992822,4cyclictest41-21ksoftirqd/309:58:013
21001992823,3cyclictest33-21ksoftirqd/211:55:312
21001992823,3cyclictest33-21ksoftirqd/208:56:172
136991280,0ptp4l401ktimersoftd/308:20:053
21001992722,3cyclictest33-21ksoftirqd/210:32:402
21001992722,3cyclictest33-21ksoftirqd/209:00:452
21001992721,4cyclictest33-21ksoftirqd/209:08:142
136991270,0ptp4l401ktimersoftd/309:10:183
21002992621,3cyclictest41-21ksoftirqd/312:23:193
21001992519,4cyclictest33-21ksoftirqd/209:50:012
21001992519,4cyclictest33-21ksoftirqd/207:35:472
136991250,1ptp4l401ktimersoftd/310:20:263
136991250,0ptp4l401ktimersoftd/312:25:473
21002992417,5cyclictest41-21ksoftirqd/308:55:083
21001992419,3cyclictest33-21ksoftirqd/211:25:192
21001992419,3cyclictest33-21ksoftirqd/210:23:052
21002992318,3cyclictest41-21ksoftirqd/311:30:533
2100199181,16cyclictest2714-21kworker/2:207:11:042
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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