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2026-05-18 - 17:12
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Mon May 18, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5841211354,21sleep30-21swapper/307:09:463
5508211051,54sleep10-21swapper/107:05:521
3961210449,50sleep20-21swapper/207:05:122
549128557,23sleep00-21swapper/007:05:390
596599493,30cyclictest26322-21stress12:00:320
596599453,32cyclictest27947-21runrttasks07:56:020
596599443,32cyclictest23218-21cut07:45:220
596599443,31cyclictest26322-21stress09:30:540
596599443,31cyclictest26319-21stress11:50:260
596599443,26cyclictest26319-21stress09:15:290
596599442,26cyclictest26319-21stress09:55:220
5965994416,25cyclictest0-21swapper/011:25:100
596599433,27cyclictest8071-21cron07:15:000
596599433,27cyclictest24917-21hwlatdetect09:05:160
596599433,27cyclictest24917-21hwlatdetect09:05:160
596599433,26cyclictest20074-21latency_hist12:40:000
596599433,24cyclictest26319-21stress12:05:190
596599432,27cyclictest26322-21stress09:45:280
596599432,27cyclictest15758-21wget08:45:120
596599432,26cyclictest26319-21stress11:55:340
596599432,26cyclictest26319-21stress11:35:220
596599423,30cyclictest22514-21wc09:00:130
596599423,30cyclictest19215-21sed07:35:240
596599423,27cyclictest19400-21taskset08:50:360
596599423,26cyclictest13007-21runrttasks08:36:550
596599423,26cyclictest12816-21runrttasks07:20:560
596599423,25cyclictest8757-21cut07:15:020
596599423,24cyclictest26322-21stress10:45:180
596599423,24cyclictest26322-21stress09:35:250
596599423,24cyclictest17423-21runrttasks11:15:540
596599422,30cyclictest26322-21stress10:15:140
596599422,30cyclictest26322-21stress10:15:140
596599422,25cyclictest26322-21stress10:05:300
596599422,24cyclictest26319-21stress09:54:370
5965994217,23cyclictest0-21swapper/012:27:370
5967994113,25cyclictest0-21swapper/209:40:402
596599413,30cyclictest15330-21taskset08:43:510
596599413,26cyclictest4532-21runrttasks08:19:010
596599413,26cyclictest1899-21runrttasks07:40:430
596599413,24cyclictest15344-21idleruntime-cro07:30:000
596599413,23cyclictest26322-21stress11:00:340
596599413,23cyclictest26322-21stress11:00:340
596599413,23cyclictest26319-21stress11:40:110
596599412,25cyclictest26322-21stress11:05:140
596599412,24cyclictest26322-21stress10:14:360
596599412,24cyclictest26322-21stress09:11:200
596599412,24cyclictest26319-21stress11:31:540
596599412,24cyclictest26319-21stress11:31:540
5965994115,23cyclictest0-21swapper/011:20:320
596599411,25cyclictest26319-21stress09:20:130
596599403,27cyclictest1415-21netstat08:10:200
596599403,24cyclictest8981-21cron08:30:010
596599403,23cyclictest24561-21expr07:50:120
596599403,22cyclictest26322-21stress10:35:250
596599403,22cyclictest26319-21stress10:01:160
596599402,29cyclictest26322-21stress11:11:090
596599402,28cyclictest26322-21stress12:14:200
596599402,28cyclictest26322-21stress12:14:200
596599402,24cyclictest26322-21stress10:50:280
5965994016,21cyclictest0-21swapper/011:00:020
5965994016,21cyclictest0-21swapper/011:00:020
5965994014,21cyclictest0-21swapper/010:40:300
5968993916,20cyclictest0-21swapper/312:15:573
596599393,25cyclictest6187-21/usr/sbin/munin08:20:230
596599393,23cyclictest31201-21fschecks_count08:05:150
596599393,23cyclictest21170-21grep08:55:220
596599392,35cyclictest26322-21stress10:20:350
596599392,35cyclictest26319-21stress09:29:570
596599392,23cyclictest16026-21grep07:30:150
596599392,22cyclictest26322-21stress12:16:270
5965993920,17cyclictest0-21swapper/012:31:240
596799384,23cyclictest0-21swapper/211:45:182
596599383,27cyclictest29897-21sort08:00:230
596599383,27cyclictest29897-21sort08:00:230
596599383,23cyclictest9996-21kernelversion08:30:180
596599383,23cyclictest26322-21stress10:30:260
596599383,22cyclictest29798-21/usr/sbin/munin11:45:260
596599382,23cyclictest26319-21stress12:21:430
88732375,11sleep30-21swapper/308:28:473
5967993715,19cyclictest0-21swapper/209:57:002
596699376,15cyclictest0-21swapper/111:10:221
45772375,14sleep30-21swapper/308:19:373
239582375,14sleep20-21swapper/209:03:262
237932375,13sleep30-21swapper/307:47:533
214632375,14sleep20-21swapper/207:40:422
173202375,14sleep10-21swapper/108:46:331
65422365,13sleep30-21swapper/308:21:453
5967993614,19cyclictest0-21swapper/209:25:132
5967993613,20cyclictest0-21swapper/209:49:232
596599363,31cyclictest28452-21chrt10:29:520
42932365,13sleep10-21swapper/108:16:181
303552365,13sleep20-21swapper/208:04:042
303552365,13sleep20-21swapper/208:04:042
281002365,13sleep10-21swapper/107:58:011
196962365,13sleep30-21swapper/308:54:253
196022365,10sleep20-21swapper/208:53:122
134172365,13sleep20-21swapper/207:25:062
5968993516,16cyclictest0-21swapper/311:56:143
5968993513,19cyclictest0-21swapper/310:03:013
5968993512,21cyclictest0-21swapper/309:55:303
596799359,23cyclictest0-21swapper/210:23:402
5967993514,18cyclictest0-21swapper/210:25:172
5967993513,19cyclictest0-21swapper/211:50:272
5967993511,14cyclictest0-21swapper/212:35:132
5965993514,19cyclictest0-21swapper/009:40:240
326352355,14sleep10-21swapper/108:09:561
259992355,14sleep10-21swapper/109:07:021
259992355,14sleep10-21swapper/109:07:021
218602355,13sleep10-21swapper/108:59:121
130392354,13sleep20-21swapper/208:37:202
110612355,13sleep20-21swapper/208:34:232
77192345,11sleep20-21swapper/207:10:392
77072345,14sleep20-21swapper/208:25:172
66842344,13sleep20-21swapper/208:23:292
5968993413,18cyclictest0-21swapper/310:30:213
5968993411,20cyclictest0-21swapper/310:05:133
596799346,25cyclictest0-21swapper/212:20:252
5967993415,16cyclictest0-21swapper/211:30:252
5967993415,16cyclictest0-21swapper/211:30:252
5967993415,16cyclictest0-21swapper/210:00:132
5967993411,20cyclictest0-21swapper/211:09:122
5967993410,21cyclictest0-21swapper/210:50:562
596699345,14cyclictest0-21swapper/110:32:381
258072345,13sleep10-21swapper/107:51:001
217332345,13sleep30-21swapper/307:44:043
194062345,13sleep10-21swapper/108:50:421
107012345,14sleep10-21swapper/107:16:231
100712345,13sleep30-21swapper/307:15:213
87562335,13sleep10-21swapper/108:27:211
596899339,21cyclictest0-21swapper/309:45:383
596899336,24cyclictest0-21swapper/309:10:003
596899336,24cyclictest0-21swapper/309:09:593
5968993317,13cyclictest0-21swapper/309:51:503
5968993315,15cyclictest0-21swapper/311:47:473
5968993315,15cyclictest0-21swapper/311:28:243
5968993312,18cyclictest0-21swapper/311:41:073
5968993310,20cyclictest0-21swapper/309:30:323
596799335,21cyclictest0-21swapper/208:40:172
596799334,14cyclictest0-21swapper/212:30:282
5967993318,12cyclictest0-21swapper/209:22:372
5967993315,16cyclictest0-21swapper/209:50:042
5967993315,15cyclictest0-21swapper/211:39:282
5967993315,15cyclictest0-21swapper/211:20:152
5967993313,18cyclictest0-21swapper/209:10:202
5967993313,17cyclictest0-21swapper/210:05:222
5967993312,18cyclictest0-21swapper/210:12:172
5967993311,20cyclictest0-21swapper/212:00:132
5967993311,19cyclictest0-21swapper/211:00:062
5967993311,19cyclictest0-21swapper/211:00:062
5967993310,20cyclictest0-21swapper/211:55:062
596699335,19cyclictest0-21swapper/107:10:231
5966993314,17cyclictest0-21swapper/107:20:151
5966993312,18cyclictest0-21swapper/112:21:211
5966993310,20cyclictest0-21swapper/110:50:201
5966993310,20cyclictest0-21swapper/110:43:561
5966993310,11cyclictest0-21swapper/108:40:241
238232335,13sleep30-21swapper/309:01:473
152872335,10sleep30-21swapper/307:29:443
131772335,10sleep30-21swapper/308:39:013
596899325,25cyclictest0-21swapper/308:00:053
596899325,25cyclictest0-21swapper/308:00:043
5968993214,15cyclictest0-21swapper/311:35:033
5968993211,18cyclictest0-21swapper/310:45:483
5968993210,19cyclictest0-21swapper/309:35:143
596799328,21cyclictest0-21swapper/211:10:062
596799325,25cyclictest0-21swapper/209:06:402
596799325,25cyclictest0-21swapper/209:06:402
596799325,25cyclictest0-21swapper/208:55:152
5967993215,15cyclictest0-21swapper/210:15:232
5967993215,15cyclictest0-21swapper/210:15:232
5967993215,14cyclictest0-21swapper/210:35:232
5967993213,16cyclictest0-21swapper/210:56:462
5967993213,16cyclictest0-21swapper/210:56:462
5967993211,18cyclictest0-21swapper/212:05:222
5967993211,18cyclictest0-21swapper/209:17:042
596699329,16cyclictest0-21swapper/108:20:161
596699328,15cyclictest0-21swapper/107:27:001
5966993214,15cyclictest0-21swapper/109:12:261
5966993213,16cyclictest0-21swapper/111:16:431
5966993212,17cyclictest0-21swapper/112:26:531
5966993212,17cyclictest0-21swapper/111:23:161
5966993210,19cyclictest0-21swapper/111:55:181
596899319,19cyclictest0-21swapper/311:15:333
596899316,22cyclictest0-21swapper/311:10:273
596899315,25cyclictest0-21swapper/307:20:053
5968993117,12cyclictest0-21swapper/312:20:293
5968993116,13cyclictest0-21swapper/307:53:433
5968993116,12cyclictest0-21swapper/311:50:063
5968993114,14cyclictest0-21swapper/312:37:403
596799317,21cyclictest0-21swapper/212:11:212
596799317,21cyclictest0-21swapper/212:11:202
596799315,24cyclictest0-21swapper/208:45:302
5967993115,14cyclictest0-21swapper/209:39:122
5967993114,15cyclictest0-21swapper/212:25:242
5967993114,14cyclictest0-21swapper/210:40:232
596699319,19cyclictest0-21swapper/109:30:111
596699319,12cyclictest0-21swapper/108:10:411
596699315,13cyclictest0-21swapper/107:34:061
596699315,12cyclictest0-21swapper/109:00:321
5966993114,15cyclictest0-21swapper/109:55:161
5966993113,15cyclictest0-21swapper/112:10:181
5966993113,15cyclictest0-21swapper/112:10:181
5966993111,18cyclictest0-21swapper/111:03:411
5966993111,18cyclictest0-21swapper/111:03:411
5966993111,11cyclictest0-21swapper/107:46:001
239262315,13sleep20-21swapper/207:49:282
130312315,10sleep10-21swapper/108:37:151
596899308,19cyclictest0-21swapper/310:25:153
596899307,20cyclictest0-21swapper/309:15:143
5968993016,12cyclictest0-21swapper/309:25:153
5968993014,13cyclictest0-21swapper/310:50:323
5968993014,13cyclictest0-21swapper/310:15:283
5968993014,13cyclictest0-21swapper/310:15:283
5968993010,17cyclictest0-21swapper/310:24:563
596799305,23cyclictest0-21swapper/207:57:502
5967993010,18cyclictest0-21swapper/211:40:092
596699306,15cyclictest0-21swapper/108:00:161
596699306,15cyclictest0-21swapper/108:00:161
596699306,13cyclictest0-21swapper/107:40:231
5966993014,13cyclictest0-21swapper/109:45:151
5966993013,15cyclictest0-21swapper/109:20:121
5966993013,15cyclictest0-21swapper/107:35:201
5966993013,14cyclictest0-21swapper/111:25:141
5966993013,14cyclictest0-21swapper/110:05:151
5966993011,17cyclictest0-21swapper/110:45:091
5966993010,17cyclictest0-21swapper/112:15:221
596899295,22cyclictest0-21swapper/308:41:053
596899295,22cyclictest0-21swapper/307:39:253
596899295,22cyclictest0-21swapper/307:31:533
596899295,22cyclictest0-21swapper/307:11:333
5968992914,13cyclictest0-21swapper/311:20:173
5968992914,12cyclictest0-21swapper/310:10:073
5968992912,15cyclictest0-21swapper/309:43:313
596799298,18cyclictest0-21swapper/212:15:052
596799295,22cyclictest0-21swapper/207:54:562
596799294,23cyclictest0-21swapper/208:10:162
5967992910,16cyclictest0-21swapper/211:25:162
596699299,18cyclictest0-21swapper/108:30:201
596699296,20cyclictest0-21swapper/109:25:171
5966992914,12cyclictest0-21swapper/111:47:471
5966992912,15cyclictest0-21swapper/110:35:131
5966992912,15cyclictest0-21swapper/109:50:201
5966992912,15cyclictest0-21swapper/109:35:261
596899286,19cyclictest0-21swapper/310:55:233
596899286,19cyclictest0-21swapper/310:55:223
596899285,21cyclictest0-21swapper/308:56:453
596899285,21cyclictest0-21swapper/308:34:253
596899285,21cyclictest0-21swapper/308:11:253
596899285,21cyclictest0-21swapper/308:07:053
5968992815,10cyclictest0-21swapper/310:35:173
5968992813,13cyclictest0-21swapper/312:35:013
596799285,21cyclictest0-21swapper/207:30:242
596799284,22cyclictest0-21swapper/208:15:482
596799284,22cyclictest0-21swapper/208:05:132
596799284,22cyclictest0-21swapper/207:21:012
596699287,18cyclictest0-21swapper/110:55:181
596699287,18cyclictest0-21swapper/110:55:181
596699286,19cyclictest0-21swapper/112:00:231
5966992813,12cyclictest0-21swapper/112:36:081
5966992812,14cyclictest0-21swapper/111:30:141
5966992812,14cyclictest0-21swapper/111:30:141
5966992812,14cyclictest0-21swapper/111:05:121
5966992812,14cyclictest0-21swapper/110:15:391
5966992812,14cyclictest0-21swapper/110:15:381
596899279,15cyclictest0-21swapper/312:00:143
596899276,18cyclictest0-21swapper/312:05:283
5968992715,11cyclictest0-21swapper/308:45:453
5968992714,11cyclictest0-21swapper/309:10:133
5968992713,12cyclictest0-21swapper/311:30:153
5968992713,12cyclictest0-21swapper/311:30:153
5968992713,12cyclictest0-21swapper/311:00:183
5968992713,12cyclictest0-21swapper/311:00:183
5968992712,14cyclictest0-21swapper/307:56:583
596799275,21cyclictest0-21swapper/207:15:172
596799275,20cyclictest0-21swapper/207:35:132
596799275,19cyclictest0-21swapper/210:30:042
5966992713,12cyclictest0-21swapper/110:10:281
5966992712,13cyclictest0-21swapper/109:15:141
5966992712,12cyclictest0-21swapper/110:30:001
5966992712,12cyclictest0-21swapper/109:44:591
5966992711,14cyclictest0-21swapper/110:20:211
5968992612,11cyclictest0-21swapper/312:10:233
5968992612,11cyclictest0-21swapper/312:10:233
596699267,17cyclictest0-21swapper/111:50:501
596799247,15cyclictest0-21swapper/211:15:322
596699245,16cyclictest0-21swapper/112:10:021
5966992411,11cyclictest0-21swapper/112:30:271
126162242,19sleep326318-21stress11:05:313
596699233,8cyclictest26574-21cat11:40:011
596699226,14cyclictest0-21swapper/111:40:261
168122223,3sleep126318-21stress10:00:291
596899216,13cyclictest0-21swapper/310:40:313
596799212,10cyclictest26318-21stress10:45:122
44792212,3sleep226320-21stress09:31:502
596899206,12cyclictest0-21swapper/309:20:233
596899195,12cyclictest41-21ksoftirqd/312:25:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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