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2026-05-03 - 11:48
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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 Sun May 03, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223202229166,51sleep30-21swapper/319:07:173
224632225162,22sleep00-21swapper/019:09:070
222842206172,22sleep20-21swapper/219:06:562
222332203171,21sleep10-21swapper/119:06:141
3175121780,7sleep32297399cyclictest20:35:183
1151521330,4sleep12297199cyclictest21:00:191
1392911090,1ptp4l1285-21irqrtprio21:45:193
22971997168,2cyclictest231rcuc/122:40:201
22971996521,8cyclictest25-21ksoftirqd/123:50:161
22973996425,8cyclictest41-21ksoftirqd/322:05:003
22973996333,4cyclictest41-21ksoftirqd/321:50:203
22971996360,2cyclictest231rcuc/121:55:271
22971996323,10cyclictest25-21ksoftirqd/123:20:101
22973996233,7cyclictest41-21ksoftirqd/300:05:013
22971996123,6cyclictest25-21ksoftirqd/120:15:001
22971996122,8cyclictest25-21ksoftirqd/119:25:261
22973996033,6cyclictest41-21ksoftirqd/323:35:003
22973996030,4cyclictest41-21ksoftirqd/319:25:013
22971996030,6cyclictest25-21ksoftirqd/120:37:211
22971996021,4cyclictest25-21ksoftirqd/122:30:221
77442590,7sleep32297399cyclictest00:15:143
22973995929,7cyclictest41-21ksoftirqd/321:10:143
22973995929,3cyclictest41-21ksoftirqd/300:35:233
22973995927,4cyclictest41-21ksoftirqd/319:35:193
22973995924,8cyclictest41-21ksoftirqd/322:30:013
22973995916,4cyclictest41-21ksoftirqd/322:37:043
22971995929,9cyclictest25-21ksoftirqd/120:25:121
22971995921,8cyclictest25-21ksoftirqd/123:37:381
22973995839,3cyclictest41-21ksoftirqd/323:10:273
22973995828,7cyclictest41-21ksoftirqd/300:10:243
22973995828,4cyclictest41-21ksoftirqd/320:40:213
22973995821,10cyclictest41-21ksoftirqd/320:10:003
22973995815,4cyclictest41-21ksoftirqd/320:49:533
22971995828,7cyclictest25-21ksoftirqd/121:50:231
22973995718,8cyclictest41-21ksoftirqd/300:25:203
22973995715,4cyclictest41-21ksoftirqd/300:08:153
22973995714,4cyclictest41-21ksoftirqd/320:12:023
22973995713,4cyclictest41-21ksoftirqd/319:30:063
22971995725,7cyclictest25-21ksoftirqd/121:40:131
22971995724,8cyclictest25-21ksoftirqd/120:25:001
22971995722,8cyclictest25-21ksoftirqd/120:05:251
22971995721,7cyclictest25-21ksoftirqd/100:20:141
22973995629,6cyclictest41-21ksoftirqd/323:35:253
22973995626,6cyclictest41-21ksoftirqd/323:55:253
22973995626,4cyclictest41-21ksoftirqd/321:15:193
22973995623,6cyclictest41-21ksoftirqd/323:30:013
22973995623,4cyclictest41-21ksoftirqd/320:30:233
22973995614,5cyclictest41-21ksoftirqd/321:35:423
22973995613,5cyclictest41-21ksoftirqd/322:19:023
22973995613,4cyclictest41-21ksoftirqd/322:51:083
22973995613,4cyclictest41-21ksoftirqd/322:51:083
22973995613,4cyclictest41-21ksoftirqd/319:50:363
22973995612,5cyclictest41-21ksoftirqd/319:41:213
22971995624,6cyclictest25-21ksoftirqd/119:10:141
22971995622,7cyclictest25-21ksoftirqd/123:45:261
22973995522,9cyclictest41-21ksoftirqd/320:57:253
22973995522,3cyclictest41-21ksoftirqd/323:55:013
22973995513,4cyclictest41-21ksoftirqd/323:44:403
22973995513,4cyclictest41-21ksoftirqd/319:55:573
22973995512,4cyclictest41-21ksoftirqd/321:59:373
22973995511,4cyclictest41-21ksoftirqd/320:02:473
22971995520,8cyclictest25-21ksoftirqd/123:40:211
22973995426,6cyclictest41-21ksoftirqd/321:20:183
22973995424,7cyclictest41-21ksoftirqd/323:00:233
22973995424,5cyclictest41-21ksoftirqd/319:25:183
22973995424,4cyclictest41-21ksoftirqd/323:45:243
22973995424,3cyclictest41-21ksoftirqd/300:20:203
22973995423,3cyclictest41-21ksoftirqd/300:30:193
22973995422,7cyclictest41-21ksoftirqd/323:05:123
22973995414,7cyclictest41-21ksoftirqd/319:45:153
22973995410,4cyclictest41-21ksoftirqd/320:53:303
22973995410,4cyclictest41-21ksoftirqd/319:16:303
22971995422,7cyclictest25-21ksoftirqd/120:04:451
22971995421,7cyclictest25-21ksoftirqd/100:35:181
22971995418,7cyclictest25-21ksoftirqd/120:30:141
22973995323,7cyclictest41-21ksoftirqd/321:05:173
22973995322,8cyclictest41-21ksoftirqd/323:25:013
22973995319,4cyclictest41-21ksoftirqd/320:20:183
22973995310,4cyclictest41-21ksoftirqd/322:07:313
2297199535,10cyclictest25-21ksoftirqd/121:35:151
2297199535,10cyclictest25-21ksoftirqd/120:55:231
22971995321,9cyclictest25-21ksoftirqd/121:14:361
22971995321,7cyclictest25-21ksoftirqd/100:00:271
22971995319,7cyclictest25-21ksoftirqd/119:50:221
22971995319,4cyclictest25-21ksoftirqd/119:35:271
22973995227,6cyclictest41-21ksoftirqd/322:30:193
22973995220,4cyclictest41-21ksoftirqd/320:15:123
22973995210,4cyclictest41-21ksoftirqd/320:27:313
2297199525,9cyclictest25-21ksoftirqd/123:00:141
2297199523,9cyclictest25-21ksoftirqd/119:55:151
2297199523,8cyclictest25-21ksoftirqd/121:20:251
2297199522,8cyclictest25-21ksoftirqd/123:30:221
2297199522,8cyclictest25-21ksoftirqd/120:40:131
22971995224,8cyclictest25-21ksoftirqd/122:00:201
22971995221,8cyclictest25-21ksoftirqd/121:35:011
22971995221,3cyclictest25-21ksoftirqd/119:45:241
22973995113,7cyclictest41-21ksoftirqd/319:10:233
22973995110,4cyclictest41-21ksoftirqd/323:17:033
22973995110,4cyclictest41-21ksoftirqd/322:50:003
2297199516,7cyclictest25-21ksoftirqd/121:15:141
2297199515,4cyclictest25-21ksoftirqd/122:20:191
2297199515,4cyclictest25-21ksoftirqd/122:10:231
2297199513,9cyclictest25-21ksoftirqd/123:15:201
22973995018,4cyclictest41-21ksoftirqd/321:30:143
2297199505,9cyclictest25-21ksoftirqd/121:45:191
2297199505,7cyclictest25-21ksoftirqd/119:40:241
2297199504,9cyclictest25-21ksoftirqd/123:09:591
2297199504,8cyclictest25-21ksoftirqd/120:20:001
2297199504,7cyclictest4497-21irqrtprio20:45:211
2297199503,7cyclictest25-21ksoftirqd/121:25:121
2297199503,7cyclictest25-21ksoftirqd/100:15:191
2297199502,5cyclictest25-21ksoftirqd/122:45:271
22971995020,7cyclictest25-21ksoftirqd/123:25:221
22971995020,7cyclictest25-21ksoftirqd/122:05:291
2297199501,7cyclictest25-21ksoftirqd/120:55:001
2297199500,5cyclictest25-21ksoftirqd/100:00:011
22973994915,4cyclictest41-21ksoftirqd/321:25:133
2297199495,9cyclictest25-21ksoftirqd/100:05:251
2297199495,6cyclictest25-21ksoftirqd/119:30:131
2297199494,7cyclictest25-21ksoftirqd/100:25:201
22971994946,2cyclictest231rcuc/123:10:211
2297199493,9cyclictest25-21ksoftirqd/122:25:241
2297199493,10cyclictest25-21ksoftirqd/122:50:131
2297199493,10cyclictest25-21ksoftirqd/122:50:131
22971994920,3cyclictest25-21ksoftirqd/119:15:561
2297199486,4cyclictest25-21ksoftirqd/100:15:011
2297199484,8cyclictest25-21ksoftirqd/122:18:161
2297199482,10cyclictest25-21ksoftirqd/119:20:131
2297399472,2cyclictest41-21ksoftirqd/322:14:593
22973994722,8cyclictest41-21ksoftirqd/321:05:013
22973994716,3cyclictest41-21ksoftirqd/322:20:213
22973994712,7cyclictest41-21ksoftirqd/322:55:153
2297199470,6cyclictest25-21ksoftirqd/100:30:171
2297399464,3cyclictest41-21ksoftirqd/321:40:153
22973994623,4cyclictest41-21ksoftirqd/322:40:173
2297199466,4cyclictest25-21ksoftirqd/121:10:001
2297199464,7cyclictest25-21ksoftirqd/122:40:001
2297199463,7cyclictest25-21ksoftirqd/122:55:191
22972993732,3cyclictest30000-21cron23:54:592
22972993731,4cyclictest33-21ksoftirqd/221:31:292
22972993731,4cyclictest33-21ksoftirqd/200:06:292
22972993730,4cyclictest33-21ksoftirqd/200:35:312
2297299372,32cyclictest27394-21irqrtprio22:40:162
22970993732,3cyclictest9-21ksoftirqd/020:22:180
22970993732,3cyclictest9-21ksoftirqd/020:05:130
22972993630,4cyclictest33-21ksoftirqd/223:18:122
22972993630,4cyclictest33-21ksoftirqd/222:31:392
22972993630,4cyclictest33-21ksoftirqd/222:20:112
22972993630,4cyclictest33-21ksoftirqd/221:59:252
22972993630,4cyclictest33-21ksoftirqd/220:50:532
22972993630,4cyclictest33-21ksoftirqd/219:38:242
22972993630,4cyclictest33-21ksoftirqd/219:28:542
22972993630,3cyclictest33-21ksoftirqd/221:44:592
22970993630,4cyclictest9-21ksoftirqd/020:33:260
22970993630,4cyclictest9-21ksoftirqd/020:29:050
22970993630,4cyclictest9-21ksoftirqd/020:15:410
22970993630,4cyclictest9-21ksoftirqd/000:19:310
22972993530,3cyclictest33-21ksoftirqd/219:13:062
22972993530,3cyclictest33-21ksoftirqd/200:30:122
22972993529,4cyclictest33-21ksoftirqd/222:18:552
22972993529,4cyclictest33-21ksoftirqd/219:30:112
22972993529,4cyclictest33-21ksoftirqd/200:03:362
22972993527,6cyclictest33-21ksoftirqd/220:02:562
22972993522,11cyclictest33-21ksoftirqd/222:51:572
22972993522,11cyclictest33-21ksoftirqd/222:51:572
22970993529,4cyclictest9-21ksoftirqd/023:39:490
22970993529,4cyclictest9-21ksoftirqd/022:59:130
22970993529,4cyclictest9-21ksoftirqd/022:11:030
22970993529,4cyclictest9-21ksoftirqd/022:08:500
22970993529,4cyclictest9-21ksoftirqd/021:10:330
22970993529,4cyclictest9-21ksoftirqd/019:12:590
22972993429,3cyclictest33-21ksoftirqd/222:55:342
22972993429,3cyclictest33-21ksoftirqd/221:13:362
22972993429,3cyclictest33-21ksoftirqd/200:12:312
22972993428,4cyclictest33-21ksoftirqd/223:37:262
22972993428,4cyclictest33-21ksoftirqd/221:54:282
22972993428,4cyclictest33-21ksoftirqd/220:49:452
22972993428,4cyclictest33-21ksoftirqd/220:23:252
22972993428,4cyclictest33-21ksoftirqd/200:25:032
22970993429,3cyclictest9-21ksoftirqd/020:10:520
22970993429,3cyclictest9-21ksoftirqd/019:58:240
22970993429,3cyclictest9-21ksoftirqd/019:33:250
22970993428,4cyclictest9-21ksoftirqd/022:26:230
22970993428,4cyclictest9-21ksoftirqd/021:27:180
22970993428,4cyclictest9-21ksoftirqd/021:05:520
22970993428,4cyclictest9-21ksoftirqd/021:02:070
22970993428,4cyclictest9-21ksoftirqd/019:37:100
22970993428,4cyclictest9-21ksoftirqd/000:34:480
22970993427,5cyclictest9-21ksoftirqd/020:42:490
22970993427,4cyclictest9-21ksoftirqd/021:56:220
22972993328,3cyclictest33-21ksoftirqd/222:11:492
22972993328,3cyclictest33-21ksoftirqd/222:02:002
22972993328,3cyclictest33-21ksoftirqd/220:40:092
22972993327,4cyclictest33-21ksoftirqd/220:56:072
22972993327,4cyclictest33-21ksoftirqd/219:56:142
22972993327,4cyclictest33-21ksoftirqd/219:47:392
22972993327,4cyclictest33-21ksoftirqd/219:22:442
22972993327,3cyclictest33-21ksoftirqd/221:00:342
22972993326,4cyclictest23589-21cut23:40:172
22972993319,12cyclictest33-21ksoftirqd/220:33:352
22970993328,3cyclictest9-21ksoftirqd/023:52:540
22970993328,3cyclictest9-21ksoftirqd/020:46:180
22970993328,3cyclictest9-21ksoftirqd/019:49:050
22970993327,4cyclictest9-21ksoftirqd/023:20:150
22970993327,4cyclictest9-21ksoftirqd/022:35:410
22970993327,4cyclictest9-21ksoftirqd/021:53:180
22970993327,4cyclictest9-21ksoftirqd/021:47:310
22970993327,4cyclictest9-21ksoftirqd/021:31:470
22970993327,4cyclictest9-21ksoftirqd/020:58:340
22970993327,4cyclictest9-21ksoftirqd/019:43:360
22970993327,4cyclictest9-21ksoftirqd/000:21:040
22970993327,3cyclictest9-21ksoftirqd/000:02:420
22972993227,3cyclictest33-21ksoftirqd/220:15:142
22972993226,4cyclictest33-21ksoftirqd/222:49:032
22972993226,4cyclictest33-21ksoftirqd/221:23:392
22972993226,4cyclictest33-21ksoftirqd/221:15:132
22972993226,4cyclictest33-21ksoftirqd/220:28:112
22972993226,4cyclictest33-21ksoftirqd/200:22:062
22972993226,3cyclictest33-21ksoftirqd/223:46:052
22970993227,3cyclictest9-21ksoftirqd/021:36:330
22970993227,3cyclictest9-21ksoftirqd/000:09:090
22970993226,4cyclictest9-21ksoftirqd/022:44:070
22970993226,4cyclictest9-21ksoftirqd/020:37:320
22970993226,4cyclictest9-21ksoftirqd/000:29:580
22970993226,3cyclictest9-21ksoftirqd/019:20:090
22972993127,3cyclictest33-21ksoftirqd/222:26:052
22972993125,4cyclictest33-21ksoftirqd/221:47:172
22972993125,4cyclictest33-21ksoftirqd/220:37:222
22972993125,4cyclictest33-21ksoftirqd/219:52:202
22972993125,4cyclictest33-21ksoftirqd/219:41:132
22972993125,4cyclictest33-21ksoftirqd/219:17:462
22972993125,3cyclictest33-21ksoftirqd/222:38:062
2297299310,29cyclictest0-21swapper/221:35:342
22970993126,3cyclictest9-21ksoftirqd/023:29:380
22970993126,3cyclictest9-21ksoftirqd/022:17:370
22970993125,4cyclictest9-21ksoftirqd/022:30:080
22970993125,4cyclictest9-21ksoftirqd/022:05:010
22970993125,4cyclictest9-21ksoftirqd/000:38:570
22972993025,3cyclictest33-21ksoftirqd/223:25:462
22972993025,3cyclictest33-21ksoftirqd/222:07:402
22970993025,3cyclictest9-21ksoftirqd/020:03:300
22970993025,3cyclictest9-21ksoftirqd/019:16:440
22970993024,4cyclictest9-21ksoftirqd/021:43:270
22970993024,4cyclictest9-21ksoftirqd/021:22:170
22970993024,3cyclictest9-21ksoftirqd/023:58:150
22972992923,4cyclictest33-21ksoftirqd/223:34:292
22972992923,4cyclictest33-21ksoftirqd/221:06:382
22972992923,3cyclictest33-21ksoftirqd/220:10:562
22970992924,3cyclictest9-21ksoftirqd/023:11:290
22970992924,3cyclictest9-21ksoftirqd/000:12:490
22972992823,3cyclictest33-21ksoftirqd/223:22:462
22972992823,3cyclictest33-21ksoftirqd/220:06:102
22972992823,3cyclictest33-21ksoftirqd/200:15:112
22972992822,4cyclictest33-21ksoftirqd/223:10:062
22970992824,2cyclictest9-21ksoftirqd/023:05:180
22970992823,3cyclictest9-21ksoftirqd/022:49:030
22970992823,3cyclictest9-21ksoftirqd/019:51:340
22970992823,3cyclictest9-21ksoftirqd/019:25:110
22970992822,4cyclictest9-21ksoftirqd/023:31:340
22970992822,4cyclictest9-21ksoftirqd/023:02:060
22972992722,3cyclictest33-21ksoftirqd/223:57:482
22972992722,3cyclictest33-21ksoftirqd/223:01:502
22970992621,3cyclictest9-21ksoftirqd/023:45:120
22970992621,3cyclictest9-21ksoftirqd/022:50:580
22970992621,3cyclictest9-21ksoftirqd/022:50:580
22970992621,3cyclictest9-21ksoftirqd/021:16:510
22970992519,4cyclictest9-21ksoftirqd/023:19:150
22970992419,3cyclictest9-21ksoftirqd/023:40:180
22970992419,3cyclictest9-21ksoftirqd/022:23:230
22970992419,3cyclictest9-21ksoftirqd/020:52:440
22972992318,3cyclictest33-21ksoftirqd/223:05:182
22972992318,3cyclictest33-21ksoftirqd/221:27:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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