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2025-12-21 - 19:04
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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 all highest latencies:
System rackdslot2.osadl.org (updated Sun Dec 21, 2025 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36112229163,23sleep10-21swapper/107:08:061
139591229163,22phc2sys0-21swapper/307:06:503
34242204170,22sleep00-21swapper/007:05:400
37252202169,22sleep20-21swapper/207:09:322
1709521690,7sleep3406199cyclictest07:35:203
142632570,2sleep00-21swapper/009:45:180
406099504,6cyclictest33-21ksoftirqd/209:40:242
406099495,6cyclictest33-21ksoftirqd/207:20:182
406099485,6cyclictest33-21ksoftirqd/212:15:252
406099483,5cyclictest33-21ksoftirqd/212:10:222
406099480,7cyclictest33-21ksoftirqd/211:45:262
406099475,9cyclictest33-21ksoftirqd/210:15:192
406099474,6cyclictest33-21ksoftirqd/212:05:202
4059994741,4cyclictest11464-21dump-pmu-power11:55:001
406099465,8cyclictest33-21ksoftirqd/209:10:232
406099464,6cyclictest33-21ksoftirqd/211:30:292
406099464,5cyclictest33-21ksoftirqd/207:49:192
406099462,5cyclictest33-21ksoftirqd/210:21:382
406099460,5cyclictest33-21ksoftirqd/209:30:142
406099455,7cyclictest33-21ksoftirqd/212:33:012
406099455,5cyclictest33-21ksoftirqd/208:40:012
406099453,6cyclictest33-21ksoftirqd/211:35:162
406099452,5cyclictest33-21ksoftirqd/208:45:252
4060994515,8cyclictest33-21ksoftirqd/210:58:242
4059994531,12cyclictest25-21ksoftirqd/107:55:131
4061994438,3cyclictest41-21ksoftirqd/309:40:013
406099443,5cyclictest0-21swapper/208:00:132
4061994338,3cyclictest41-21ksoftirqd/308:40:003
406099435,7cyclictest33-21ksoftirqd/207:50:152
406099434,7cyclictest33-21ksoftirqd/208:30:192
406099434,6cyclictest33-21ksoftirqd/210:10:202
406099433,5cyclictest33-21ksoftirqd/212:35:202
406099432,6cyclictest33-21ksoftirqd/207:39:062
139291430,0ptp4l401ktimersoftd/308:05:233
406099423,5cyclictest33-21ksoftirqd/210:26:472
406099422,5cyclictest0-21swapper/211:55:152
406099422,5cyclictest0-21swapper/211:55:152
139291420,0ptp4l401ktimersoftd/311:26:073
139291420,0ptp4l401ktimersoftd/311:26:073
139291420,0ptp4l401ktimersoftd/307:31:053
4061994136,3cyclictest41-21ksoftirqd/311:55:003
406099412,6cyclictest33-21ksoftirqd/209:00:172
406099412,6cyclictest33-21ksoftirqd/207:55:252
406099412,4cyclictest33-21ksoftirqd/211:12:002
405899411,37cyclictest6508-21cron11:45:000
4061994034,3cyclictest41-21ksoftirqd/312:10:013
406099402,8cyclictest33-21ksoftirqd/210:40:162
406099402,7cyclictest33-21ksoftirqd/209:50:142
406099402,4cyclictest33-21ksoftirqd/208:29:172
406099401,6cyclictest33-21ksoftirqd/211:50:002
4060994016,7cyclictest33-21ksoftirqd/207:32:492
4061993935,3cyclictest41-21ksoftirqd/309:35:003
4061993934,3cyclictest41-21ksoftirqd/309:50:003
4061993934,3cyclictest41-21ksoftirqd/309:00:003
406099395,5cyclictest33-21ksoftirqd/211:00:252
406099393,5cyclictest33-21ksoftirqd/207:40:222
406099392,5cyclictest33-21ksoftirqd/212:00:282
406099392,5cyclictest33-21ksoftirqd/209:55:212
406099391,6cyclictest33-21ksoftirqd/207:15:262
406099391,19cyclictest33-21ksoftirqd/211:07:082
139291390,0ptp4l401ktimersoftd/311:44:293
139291390,0ptp4l401ktimersoftd/310:29:243
4061993832,4cyclictest41-21ksoftirqd/308:15:123
4061993832,4cyclictest41-21ksoftirqd/308:14:233
4061993832,4cyclictest41-21ksoftirqd/307:45:433
4061993832,3cyclictest41-21ksoftirqd/312:10:113
406099386,3cyclictest33-21ksoftirqd/208:35:232
406099384,3cyclictest33-21ksoftirqd/207:25:142
406099383,6cyclictest33-21ksoftirqd/212:25:142
406099382,6cyclictest33-21ksoftirqd/208:20:172
406099382,6cyclictest33-21ksoftirqd/208:20:162
406099382,6cyclictest33-21ksoftirqd/207:10:152
406099382,5cyclictest33-21ksoftirqd/210:02:002
406099382,5cyclictest33-21ksoftirqd/210:02:002
406099382,5cyclictest33-21ksoftirqd/209:45:222
406099381,5cyclictest33-21ksoftirqd/209:40:012
406099380,5cyclictest33-21ksoftirqd/211:15:222
139291380,0ptp4l401ktimersoftd/312:25:203
139291380,0ptp4l401ktimersoftd/312:02:203
4061993732,3cyclictest41-21ksoftirqd/310:00:003
4061993732,3cyclictest41-21ksoftirqd/309:04:333
4061993731,4cyclictest41-21ksoftirqd/310:57:023
4061993731,4cyclictest41-21ksoftirqd/310:24:373
4061993731,4cyclictest41-21ksoftirqd/309:24:073
4061993726,4cyclictest41-21ksoftirqd/308:00:143
406099373,7cyclictest33-21ksoftirqd/209:05:292
406099373,6cyclictest33-21ksoftirqd/208:05:192
406099371,8cyclictest33-21ksoftirqd/209:20:232
4058993732,3cyclictest22023-21cron08:55:010
4058993731,4cyclictest9-21ksoftirqd/008:55:320
4058993731,3cyclictest9-21ksoftirqd/007:20:110
4061993631,3cyclictest41-21ksoftirqd/311:32:043
4061993631,3cyclictest41-21ksoftirqd/310:43:073
4061993631,3cyclictest41-21ksoftirqd/307:25:003
4061993630,4cyclictest41-21ksoftirqd/312:34:453
4061993630,4cyclictest41-21ksoftirqd/311:14:153
4061993630,4cyclictest41-21ksoftirqd/308:33:453
4061993630,4cyclictest41-21ksoftirqd/307:16:063
4061993630,3cyclictest41-21ksoftirqd/311:20:003
406099364,5cyclictest33-21ksoftirqd/210:45:192
406099362,7cyclictest33-21ksoftirqd/211:20:132
406099360,5cyclictest33-21ksoftirqd/209:25:262
4059993631,3cyclictest25-21ksoftirqd/110:05:171
4059993631,3cyclictest25-21ksoftirqd/107:50:001
4059993630,4cyclictest25-21ksoftirqd/111:56:571
4059993630,4cyclictest25-21ksoftirqd/111:56:571
4059993630,4cyclictest25-21ksoftirqd/107:18:291
4058993630,4cyclictest9-21ksoftirqd/007:34:120
4058993629,5cyclictest9-21ksoftirqd/010:10:380
4061993531,2cyclictest41-21ksoftirqd/312:35:193
4061993530,3cyclictest41-21ksoftirqd/311:20:193
4061993530,3cyclictest41-21ksoftirqd/310:35:183
4061993530,3cyclictest41-21ksoftirqd/309:20:003
4061993530,3cyclictest41-21ksoftirqd/309:05:323
4061993530,3cyclictest41-21ksoftirqd/308:45:203
4061993529,4cyclictest41-21ksoftirqd/311:59:483
4061993529,4cyclictest41-21ksoftirqd/311:59:473
4061993529,4cyclictest41-21ksoftirqd/311:47:093
4061993529,4cyclictest41-21ksoftirqd/308:25:273
406099353,9cyclictest33-21ksoftirqd/210:05:302
4060993529,4cyclictest33-21ksoftirqd/211:25:092
4060993529,4cyclictest33-21ksoftirqd/211:25:092
4060993529,3cyclictest33-21ksoftirqd/210:34:222
4060993528,4cyclictest33-21ksoftirqd/210:38:282
406099351,6cyclictest33-21ksoftirqd/210:50:202
4059993531,3cyclictest25-21ksoftirqd/110:25:121
4059993529,4cyclictest25-21ksoftirqd/112:05:111
4059993529,4cyclictest25-21ksoftirqd/111:18:461
4059993529,4cyclictest25-21ksoftirqd/110:46:171
4059993529,4cyclictest25-21ksoftirqd/110:35:461
4059993529,4cyclictest25-21ksoftirqd/110:02:001
4059993529,4cyclictest25-21ksoftirqd/110:02:001
4059993529,4cyclictest25-21ksoftirqd/109:17:471
4059993529,4cyclictest25-21ksoftirqd/109:03:271
4059993529,4cyclictest25-21ksoftirqd/108:46:341
4059993529,4cyclictest25-21ksoftirqd/108:29:171
4059993529,4cyclictest25-21ksoftirqd/108:24:441
4059993529,4cyclictest25-21ksoftirqd/108:24:441
4059993529,4cyclictest25-21ksoftirqd/108:11:521
4059993529,4cyclictest25-21ksoftirqd/107:44:081
4058993529,4cyclictest9-21ksoftirqd/012:16:370
4058993529,4cyclictest9-21ksoftirqd/011:06:500
4058993529,4cyclictest9-21ksoftirqd/010:48:080
4058993529,4cyclictest9-21ksoftirqd/010:30:140
4058993529,4cyclictest9-21ksoftirqd/010:25:120
4058993529,4cyclictest9-21ksoftirqd/009:59:340
4058993529,4cyclictest9-21ksoftirqd/009:28:300
4058993529,4cyclictest9-21ksoftirqd/008:45:130
4058993529,4cyclictest9-21ksoftirqd/007:50:020
4058993529,4cyclictest9-21ksoftirqd/007:38:300
139291350,0ptp4l401ktimersoftd/311:00:263
41298340,7rtkit-daemon0-21swapper/011:56:210
41298340,7rtkit-daemon0-21swapper/011:56:210
4061993430,2cyclictest41-21ksoftirqd/310:20:003
4061993430,2cyclictest41-21ksoftirqd/310:05:153
4061993430,2cyclictest41-21ksoftirqd/309:15:003
4061993429,3cyclictest41-21ksoftirqd/310:11:343
4061993428,4cyclictest41-21ksoftirqd/310:45:033
4061993427,5cyclictest41-21ksoftirqd/309:40:563
406099340,5cyclictest33-21ksoftirqd/212:20:222
4059993429,3cyclictest25-21ksoftirqd/108:19:221
4059993428,4cyclictest25-21ksoftirqd/110:32:491
4059993428,4cyclictest25-21ksoftirqd/110:23:301
4059993428,4cyclictest25-21ksoftirqd/109:21:201
4059993428,4cyclictest25-21ksoftirqd/108:03:351
4059993427,4cyclictest25-21ksoftirqd/111:05:431
4059993426,4cyclictest25-21ksoftirqd/112:35:161
4058993429,3cyclictest9-21ksoftirqd/012:36:590
4058993429,3cyclictest9-21ksoftirqd/011:35:590
4058993428,4cyclictest9-21ksoftirqd/007:16:280
4058993427,4cyclictest29309-21turbostat11:25:000
4061993328,3cyclictest41-21ksoftirqd/311:08:263
4061993328,3cyclictest41-21ksoftirqd/310:32:353
4061993328,3cyclictest41-21ksoftirqd/310:03:233
4061993328,3cyclictest41-21ksoftirqd/310:03:233
4061993327,4cyclictest41-21ksoftirqd/308:50:533
4061993327,4cyclictest41-21ksoftirqd/308:21:373
4061993327,4cyclictest41-21ksoftirqd/308:21:373
4061993327,4cyclictest41-21ksoftirqd/307:28:553
4061993327,4cyclictest41-21ksoftirqd/307:12:573
406099332,6cyclictest33-21ksoftirqd/208:50:172
406099332,5cyclictest33-21ksoftirqd/208:10:222
4059993328,3cyclictest25-21ksoftirqd/112:02:381
4059993328,3cyclictest25-21ksoftirqd/110:10:271
4059993328,3cyclictest25-21ksoftirqd/109:50:051
4059993328,3cyclictest25-21ksoftirqd/109:10:491
4059993327,4cyclictest25-21ksoftirqd/111:41:491
4059993327,4cyclictest25-21ksoftirqd/109:55:131
4059993327,4cyclictest25-21ksoftirqd/107:20:371
4058993328,3cyclictest9-21ksoftirqd/009:35:000
4058993328,3cyclictest9-21ksoftirqd/008:31:250
4058993328,3cyclictest9-21ksoftirqd/007:13:310
4058993327,4cyclictest9-21ksoftirqd/011:19:420
4058993327,4cyclictest9-21ksoftirqd/009:42:540
4058993327,4cyclictest9-21ksoftirqd/008:15:250
4058993327,3cyclictest9-21ksoftirqd/009:15:200
4058993327,3cyclictest9-21ksoftirqd/009:02:060
139291330,0ptp4l401ktimersoftd/307:55:233
4061993227,3cyclictest41-21ksoftirqd/309:50:193
4061993227,3cyclictest41-21ksoftirqd/308:40:193
4061993227,3cyclictest41-21ksoftirqd/307:50:193
4061993226,3cyclictest41-21ksoftirqd/310:52:493
406099325,4cyclictest33-21ksoftirqd/211:41:162
406099324,3cyclictest33-21ksoftirqd/208:55:282
4060993225,4cyclictest33-21ksoftirqd/208:17:202
4059993227,3cyclictest25-21ksoftirqd/111:25:121
4059993227,3cyclictest25-21ksoftirqd/111:25:121
4059993227,3cyclictest25-21ksoftirqd/108:55:361
4059993227,3cyclictest25-21ksoftirqd/108:36:501
4059993227,3cyclictest25-21ksoftirqd/108:07:181
4059993227,3cyclictest25-21ksoftirqd/107:12:191
4059993226,4cyclictest25-21ksoftirqd/111:33:391
4059993226,4cyclictest25-21ksoftirqd/111:22:511
4059993226,4cyclictest25-21ksoftirqd/109:31:471
4059993226,4cyclictest25-21ksoftirqd/108:54:451
4059993226,4cyclictest25-21ksoftirqd/107:31:131
4058993227,3cyclictest9-21ksoftirqd/012:01:020
4058993227,3cyclictest9-21ksoftirqd/010:41:260
4058993227,3cyclictest9-21ksoftirqd/010:00:160
4058993227,3cyclictest9-21ksoftirqd/010:00:160
4058993226,4cyclictest9-21ksoftirqd/010:35:090
4058993226,4cyclictest9-21ksoftirqd/008:37:310
4058993226,3cyclictest9-21ksoftirqd/010:20:040
4058993226,3cyclictest9-21ksoftirqd/007:40:340
4058993225,4cyclictest9-21ksoftirqd/008:27:240
4061993127,2cyclictest41-21ksoftirqd/309:25:183
4061993125,4cyclictest41-21ksoftirqd/312:17:533
4061993125,4cyclictest41-21ksoftirqd/311:38:223
406099312,8cyclictest33-21ksoftirqd/209:15:192
4059993126,3cyclictest25-21ksoftirqd/112:24:151
4059993126,3cyclictest25-21ksoftirqd/112:10:521
4059993126,3cyclictest25-21ksoftirqd/109:43:511
4059993126,3cyclictest25-21ksoftirqd/107:29:511
4059993125,4cyclictest25-21ksoftirqd/112:30:461
4059993125,4cyclictest25-21ksoftirqd/110:43:321
4059993125,4cyclictest25-21ksoftirqd/109:29:351
4059993125,4cyclictest25-21ksoftirqd/107:38:111
4058993125,4cyclictest9-21ksoftirqd/010:09:130
4058993125,4cyclictest9-21ksoftirqd/008:23:280
4058993125,4cyclictest9-21ksoftirqd/008:23:270
4059993025,3cyclictest25-21ksoftirqd/110:59:251
4059993024,4cyclictest25-21ksoftirqd/112:26:341
4059993024,4cyclictest25-21ksoftirqd/111:35:351
4058993025,3cyclictest9-21ksoftirqd/011:01:000
139291300,0ptp4l401ktimersoftd/312:24:373
4061992924,3cyclictest41-21ksoftirqd/307:40:143
4059992924,3cyclictest25-21ksoftirqd/111:47:191
4059992924,3cyclictest25-21ksoftirqd/111:12:081
4059992924,3cyclictest25-21ksoftirqd/110:53:101
4059992924,3cyclictest25-21ksoftirqd/108:40:121
4059992923,4cyclictest25-21ksoftirqd/109:08:541
4059992923,4cyclictest25-21ksoftirqd/108:32:271
4059992923,4cyclictest25-21ksoftirqd/107:54:031
4058992924,3cyclictest9-21ksoftirqd/008:10:440
4058992924,3cyclictest9-21ksoftirqd/007:25:420
4058992923,4cyclictest9-21ksoftirqd/011:46:290
4058992923,4cyclictest9-21ksoftirqd/011:25:390
4058992923,4cyclictest9-21ksoftirqd/011:25:390
4058992923,4cyclictest9-21ksoftirqd/010:17:110
4058992923,4cyclictest9-21ksoftirqd/009:20:350
4058992923,4cyclictest9-21ksoftirqd/007:59:440
4058992923,3cyclictest9-21ksoftirqd/012:13:010
4059992823,3cyclictest25-21ksoftirqd/111:03:091
4058992823,3cyclictest9-21ksoftirqd/012:28:380
4058992823,3cyclictest9-21ksoftirqd/008:41:250
4058992823,3cyclictest9-21ksoftirqd/008:05:160
4058992823,3cyclictest9-21ksoftirqd/008:00:360
4059992722,3cyclictest25-21ksoftirqd/109:39:211
4059992721,4cyclictest25-21ksoftirqd/110:19:171
4058992722,3cyclictest9-21ksoftirqd/012:30:460
4058992722,3cyclictest9-21ksoftirqd/009:54:090
4058992721,4cyclictest9-21ksoftirqd/012:08:040
41298260,19rtkit-daemon410-21irqbalance12:20:140
4059992620,4cyclictest25-21ksoftirqd/112:18:121
4059992620,4cyclictest25-21ksoftirqd/109:48:081
4058992621,3cyclictest9-21ksoftirqd/011:33:360
4058992621,3cyclictest9-21ksoftirqd/009:09:040
405899260,2cyclictest121rcu_preempt11:50:230
4058992520,4cyclictest9-21ksoftirqd/011:10:110
4058992520,3cyclictest9-21ksoftirqd/009:12:590
4058992520,3cyclictest9-21ksoftirqd/007:45:290
4058992519,4cyclictest9-21ksoftirqd/010:55:390
4058992519,4cyclictest9-21ksoftirqd/009:36:160
4058992116,3cyclictest13169-21sed10:50:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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