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2026-06-09 - 23:54
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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 rack7slot1.osadl.org (updated Tue Jun 09, 2026 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2784821400,1sleep36056-21stress11:14:063
17417211455,53sleep20-21swapper/207:07:502
1751929769,23sleep30-21swapper/307:08:593
1727928756,26sleep00-21swapper/007:06:110
1743428556,24sleep10-21swapper/107:08:001
251912420,1sleep06054-21stress09:51:050
1771399413,35cyclictest6054-21stress11:45:273
17713994118,20cyclictest0-21swapper/310:50:403
17713994115,23cyclictest0-21swapper/310:20:513
295282405,14sleep00-21swapper/008:49:480
1771399403,34cyclictest6056-21stress11:17:073
1771399403,34cyclictest6056-21stress11:17:073
17713994018,19cyclictest0-21swapper/309:30:263
1771199409,28cyclictest0-21swapper/112:03:251
17711994015,22cyclictest0-21swapper/111:25:471
17713993917,20cyclictest0-21swapper/311:31:503
17713993916,21cyclictest0-21swapper/311:50:343
17713993915,21cyclictest0-21swapper/310:10:593
17711993913,24cyclictest0-21swapper/109:50:161
17711993911,26cyclictest0-21swapper/111:00:381
17711993911,26cyclictest0-21swapper/110:58:351
229872385,8sleep00-21swapper/008:34:180
1771399383,33cyclictest6054-21stress12:34:033
1771399383,33cyclictest6054-21stress12:34:023
1771399383,33cyclictest6054-21stress12:00:423
1771399383,20cyclictest6056-21stress09:18:203
17713993815,21cyclictest0-21swapper/309:14:063
1771199385,24cyclictest0-21swapper/109:11:251
17711993811,24cyclictest0-21swapper/109:45:391
17711993810,25cyclictest0-21swapper/109:35:181
17710993810,22cyclictest0-21swapper/008:20:100
322932370,1sleep06054-21stress12:36:250
1771399373,31cyclictest6054-21stress10:33:443
1771399373,31cyclictest6054-21stress09:20:193
1771399373,31cyclictest30663-21/usr/sbin/munin12:35:183
1771399373,31cyclictest25286-21mailstats12:20:313
1771399373,31cyclictest22491-21cut12:15:173
1771399373,31cyclictest13298-21hwlatdetect09:25:203
1771399373,31cyclictest13298-21hwlatdetect09:25:203
1771399372,32cyclictest6056-21stress11:20:273
1771399372,32cyclictest6054-21stress10:55:043
17713993715,20cyclictest0-21swapper/309:53:513
17713993714,21cyclictest0-21swapper/311:25:193
17713993714,20cyclictest0-21swapper/309:55:223
17713993713,21cyclictest0-21swapper/310:20:003
17711993714,21cyclictest0-21swapper/112:25:051
17711993714,21cyclictest0-21swapper/112:25:041
17710993715,16cyclictest0-21swapper/008:50:220
10192375,11sleep00-21swapper/007:42:250
32182365,13sleep20-21swapper/207:46:592
293802365,14sleep20-21swapper/208:48:032
249062365,13sleep00-21swapper/007:24:480
1771399363,30cyclictest6054-21stress12:10:173
1771399363,30cyclictest6054-21stress09:39:393
1771399363,30cyclictest26299-21aten2_r7power_c12:25:113
1771399363,30cyclictest26299-21aten2_r7power_c12:25:113
1771399363,30cyclictest23053-21/usr/sbin/munin11:00:303
1771399362,31cyclictest6056-21stress11:09:073
17713993616,18cyclictest0-21swapper/310:30:023
17713993615,19cyclictest0-21swapper/310:05:263
17713993615,19cyclictest0-21swapper/310:05:253
17713993614,19cyclictest0-21swapper/310:35:303
17711993615,18cyclictest0-21swapper/110:05:111
17711993615,18cyclictest0-21swapper/110:05:111
17711993612,22cyclictest0-21swapper/112:05:101
1771099369,20cyclictest0-21swapper/009:15:320
267512355,13sleep00-21swapper/007:25:560
248072355,13sleep10-21swapper/107:23:371
1771399357,25cyclictest0-21swapper/307:13:283
1771399353,29cyclictest6056-21stress11:35:103
1771399353,29cyclictest30841-21grep08:50:193
1771399353,29cyclictest14541-21taskset10:40:493
1771399353,29cyclictest14541-21taskset10:40:493
1771399352,30cyclictest6056-21stress12:05:133
1771399352,30cyclictest0-21swapper/308:25:163
17713993515,18cyclictest0-21swapper/311:40:303
17712993512,20cyclictest0-21swapper/212:23:272
1771199355,20cyclictest0-21swapper/112:20:181
1771099357,22cyclictest0-21swapper/009:05:310
1771099357,22cyclictest0-21swapper/007:47:040
17710993515,17cyclictest0-21swapper/011:12:360
17710993510,19cyclictest0-21swapper/008:02:060
1771399343,28cyclictest6933-21ntpdc07:55:203
1771399342,29cyclictest27717-21wget08:45:123
17713993414,18cyclictest0-21swapper/309:40:163
17711993414,18cyclictest0-21swapper/112:30:231
17711993414,18cyclictest0-21swapper/112:30:231
1771099349,20cyclictest0-21swapper/008:55:350
1771099349,20cyclictest0-21swapper/008:05:340
1771099348,21cyclictest0-21swapper/008:15:350
17710993420,5cyclictest0-21swapper/010:05:370
17710993420,5cyclictest0-21swapper/010:05:360
270072335,13sleep10-21swapper/107:29:111
250032335,13sleep00-21swapper/008:37:170
1771399333,27cyclictest5311-21awk09:05:223
1771399333,27cyclictest29392-21/usr/sbin/munin10:00:343
1771399333,27cyclictest15159-21cron12:00:003
1771399333,27cyclictest15159-21cron11:59:593
17713993314,18cyclictest0-21swapper/308:15:133
17712993317,13cyclictest0-21swapper/211:03:232
17712993315,15cyclictest0-21swapper/209:35:312
17712993313,17cyclictest0-21swapper/209:10:082
17712993310,20cyclictest0-21swapper/212:35:282
17712993310,20cyclictest0-21swapper/212:15:332
17711993310,21cyclictest0-21swapper/111:20:171
1771099339,18cyclictest0-21swapper/007:55:230
1771099337,21cyclictest0-21swapper/008:10:310
1771099337,20cyclictest0-21swapper/008:40:050
1771099337,20cyclictest0-21swapper/008:26:350
1771099337,20cyclictest0-21swapper/007:35:060
1771099337,20cyclictest0-21swapper/007:30:290
1771099336,24cyclictest0-21swapper/011:20:310
1771099335,14cyclictest0-21swapper/010:20:360
17710993316,14cyclictest0-21swapper/010:10:230
17710993315,15cyclictest0-21swapper/012:34:430
17710993315,15cyclictest0-21swapper/012:34:430
1771399323,27cyclictest9006-21wc08:00:173
1771399323,27cyclictest5604-21chrt07:54:293
1771399323,26cyclictest32332-21ls07:40:173
1771399323,26cyclictest28053-21/usr/sbin/munin07:30:163
1771399323,26cyclictest25691-21grep07:25:133
1771399323,26cyclictest25431-21cat08:40:013
1771399323,26cyclictest21519-21basename09:45:133
1771399323,26cyclictest20769-21basename07:15:033
1771399323,26cyclictest17077-21grep08:20:133
1771399323,26cyclictest1624-21cut07:45:143
1771399323,26cyclictest13683-21expr08:10:203
1771399323,26cyclictest11781-21vmstat08:05:243
17713993214,16cyclictest0-21swapper/310:45:043
1771299328,22cyclictest0-21swapper/207:20:242
1771299327,22cyclictest0-21swapper/211:15:272
1771299327,22cyclictest0-21swapper/211:15:272
17712993217,12cyclictest0-21swapper/209:45:382
17712993216,13cyclictest0-21swapper/211:55:592
17712993216,13cyclictest0-21swapper/211:55:592
17712993216,13cyclictest0-21swapper/210:58:342
17712993214,15cyclictest0-21swapper/211:20:362
1771199328,22cyclictest0-21swapper/110:40:191
1771199328,22cyclictest0-21swapper/110:40:191
1771199327,22cyclictest0-21swapper/111:05:301
1771199326,23cyclictest0-21swapper/109:30:251
1771199325,25cyclictest0-21swapper/109:01:411
17711993213,17cyclictest0-21swapper/111:55:541
17711993213,17cyclictest0-21swapper/111:55:531
17711993211,18cyclictest0-21swapper/110:04:021
1771099329,18cyclictest0-21swapper/007:50:060
1771099329,16cyclictest0-21swapper/011:35:270
1771099328,12cyclictest0-21swapper/012:00:300
1771099325,21cyclictest0-21swapper/007:10:250
17710993215,15cyclictest0-21swapper/011:45:170
17710993215,15cyclictest0-21swapper/011:40:100
17710993215,15cyclictest0-21swapper/010:55:350
17710993215,14cyclictest0-21swapper/012:26:190
17710993215,14cyclictest0-21swapper/012:26:180
17710993214,15cyclictest0-21swapper/010:35:170
17710993211,15cyclictest0-21swapper/009:04:190
35522312,24sleep26054-21stress11:30:312
1771399313,26cyclictest2880-21ps09:00:203
1771399313,26cyclictest23109-21/usr/sbin/munin07:20:123
1771399313,25cyclictest25919-21/usr/sbin/munin08:40:153
1771399313,25cyclictest21399-21tr08:30:133
1771399312,26cyclictest29573-21wget07:35:103
1771299318,20cyclictest0-21swapper/209:40:142
1771299317,22cyclictest0-21swapper/208:35:242
1771299317,21cyclictest0-21swapper/211:54:122
1771299315,24cyclictest0-21swapper/207:15:482
17712993116,14cyclictest0-21swapper/209:00:132
17712993116,14cyclictest0-21swapper/207:35:342
17712993116,13cyclictest0-21swapper/210:15:242
17712993116,12cyclictest0-21swapper/212:10:362
17712993114,14cyclictest0-21swapper/210:25:322
17712993113,15cyclictest0-21swapper/208:50:172
17712993111,18cyclictest0-21swapper/207:55:242
1771199319,20cyclictest0-21swapper/112:15:221
1771199316,22cyclictest0-21swapper/111:10:181
1771199315,24cyclictest0-21swapper/108:22:401
1771199315,19cyclictest0-21swapper/108:15:441
1771199315,14cyclictest0-21swapper/107:49:031
17711993111,18cyclictest0-21swapper/110:35:151
1771099319,16cyclictest0-21swapper/007:15:340
1771099315,24cyclictest0-21swapper/009:45:170
17710993116,12cyclictest0-21swapper/011:28:400
17710993115,14cyclictest0-21swapper/011:55:170
17710993115,14cyclictest0-21swapper/011:55:160
17710993115,14cyclictest0-21swapper/010:02:240
17710993114,15cyclictest0-21swapper/009:25:270
17710993114,15cyclictest0-21swapper/009:25:270
1771399303,24cyclictest32076-21aten2_r7power_c08:55:113
1771299307,4cyclictest6056-21stress09:58:022
1771299305,23cyclictest0-21swapper/208:10:312
17712993016,12cyclictest0-21swapper/210:50:192
17712993016,12cyclictest0-21swapper/210:46:212
17712993016,12cyclictest0-21swapper/210:40:282
17712993016,12cyclictest0-21swapper/210:40:272
17712993014,14cyclictest0-21swapper/207:30:192
17712993013,15cyclictest0-21swapper/208:20:112
17712993013,15cyclictest0-21swapper/207:25:142
17712993012,16cyclictest0-21swapper/208:40:112
17712993010,19cyclictest0-21swapper/208:55:122
1771199308,20cyclictest0-21swapper/111:19:221
1771199308,20cyclictest0-21swapper/111:19:211
1771199305,23cyclictest0-21swapper/108:10:411
1771199305,23cyclictest0-21swapper/107:44:501
1771199305,23cyclictest0-21swapper/107:15:311
1771199305,23cyclictest0-21swapper/107:11:301
1771199305,18cyclictest0-21swapper/107:35:011
1771199305,15cyclictest0-21swapper/108:42:501
1771199305,14cyclictest0-21swapper/108:00:031
17711993016,13cyclictest0-21swapper/107:30:401
17711993015,12cyclictest0-21swapper/111:40:121
1771099309,18cyclictest0-21swapper/012:20:230
1771099305,22cyclictest0-21swapper/011:05:290
1771099305,15cyclictest0-21swapper/009:55:350
17710993016,12cyclictest0-21swapper/010:40:080
17710993016,12cyclictest0-21swapper/010:40:070
17710993014,14cyclictest0-21swapper/010:30:220
1771299299,18cyclictest0-21swapper/210:20:142
1771299295,22cyclictest0-21swapper/208:30:012
1771299295,22cyclictest0-21swapper/207:50:122
17712992915,12cyclictest0-21swapper/207:40:232
17712992913,14cyclictest0-21swapper/208:00:172
17712992912,15cyclictest0-21swapper/209:05:182
17712992912,15cyclictest0-21swapper/208:25:232
17712992912,14cyclictest0-21swapper/212:25:242
17712992912,14cyclictest0-21swapper/212:25:232
17712992910,17cyclictest0-21swapper/208:15:232
17712992910,16cyclictest0-21swapper/209:50:282
1771199296,21cyclictest0-21swapper/110:45:201
1771199295,23cyclictest0-21swapper/108:09:501
1771199295,22cyclictest0-21swapper/108:34:001
1771199295,22cyclictest0-21swapper/107:55:301
17711992915,13cyclictest0-21swapper/108:51:501
17711992914,13cyclictest0-21swapper/110:50:241
17711992913,14cyclictest0-21swapper/109:27:581
17711992913,14cyclictest0-21swapper/109:27:571
17711992910,16cyclictest0-21swapper/110:15:281
17710992915,12cyclictest0-21swapper/011:50:130
17710992913,14cyclictest0-21swapper/009:20:360
205072283,21sleep06056-21stress12:10:250
1771299286,19cyclictest0-21swapper/212:00:162
1771299286,19cyclictest0-21swapper/209:30:272
1771299285,11cyclictest0-21swapper/207:11:512
17712992815,10cyclictest0-21swapper/210:00:152
17712992813,12cyclictest0-21swapper/211:05:332
17712992810,16cyclictest0-21swapper/210:05:272
17712992810,16cyclictest0-21swapper/210:05:262
17712992810,15cyclictest0-21swapper/210:10:302
1771199289,17cyclictest0-21swapper/111:50:151
1771199285,21cyclictest0-21swapper/109:05:141
1771199285,21cyclictest0-21swapper/108:55:201
1771199285,21cyclictest0-21swapper/108:48:101
1771199285,21cyclictest0-21swapper/107:51:211
17711992816,11cyclictest0-21swapper/108:37:311
17711992815,11cyclictest0-21swapper/111:35:131
17711992814,12cyclictest0-21swapper/111:45:261
17711992814,12cyclictest0-21swapper/111:30:181
17711992814,12cyclictest0-21swapper/110:30:321
17711992811,15cyclictest0-21swapper/109:55:161
17711992810,13cyclictest0-21swapper/108:25:011
1771099288,17cyclictest0-21swapper/012:05:060
17710992815,11cyclictest0-21swapper/010:25:120
17710992814,12cyclictest0-21swapper/010:45:160
17710992813,13cyclictest0-21swapper/011:15:140
17710992813,13cyclictest0-21swapper/011:15:140
17710992813,13cyclictest0-21swapper/009:30:310
17710992813,12cyclictest0-21swapper/009:10:330
17710992812,14cyclictest0-21swapper/011:30:170
17710992812,14cyclictest0-21swapper/009:45:020
1771299275,20cyclictest0-21swapper/208:05:262
17712992713,12cyclictest0-21swapper/211:25:182
17712992711,13cyclictest0-21swapper/209:15:212
17712992710,15cyclictest0-21swapper/209:25:592
17712992710,15cyclictest0-21swapper/209:25:592
1771199278,17cyclictest0-21swapper/110:13:051
1771099276,18cyclictest0-21swapper/011:00:200
17710992712,12cyclictest0-21swapper/010:50:320
17710992710,14cyclictest0-21swapper/009:35:160
1771299267,16cyclictest0-21swapper/212:10:012
1771299267,16cyclictest0-21swapper/211:35:142
1771099267,6cyclictest6052-21stress10:17:270
1771299256,16cyclictest0-21swapper/211:10:132
1771199256,17cyclictest0-21swapper/112:10:281
17711992514,9cyclictest0-21swapper/109:40:281
50862242,3sleep16055-21stress10:20:241
17712992311,10cyclictest0-21swapper/209:20:282
1771099235,16cyclictest0-21swapper/012:15:160
115812233,3sleep26055-21stress10:35:242
1771299226,14cyclictest0-21swapper/212:30:152
1771299226,14cyclictest0-21swapper/212:30:142
1771199226,14cyclictest0-21swapper/109:20:271
1771299216,13cyclictest0-21swapper/211:45:242
1771299216,13cyclictest0-21swapper/211:40:142
1771299216,13cyclictest0-21swapper/210:30:262
323152192,16sleep16052-21stress12:36:401
1771199193,4cyclictest7513-21cat10:25:261
17711991814,3cyclictest6055-21stress09:17:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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