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2026-05-13 - 19:30
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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 rackaslot0.osadl.org (updated Wed May 13, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256521050,0sleep22566-21munin-node07:45:172
18012910,1sleep21734-21runrttasks12:30:192
207432850,0sleep120715-21sshd09:53:261
163062660,1sleep116308-21id09:21:131
1136526124,19sleep20-21swapper/207:06:202
285522600,1sleep20-21swapper/212:24:062
315802590,1sleep231571-21sshd11:49:412
247432590,0sleep024722-21sshd09:13:180
277282560,0sleep20-21swapper/210:05:322
251692560,1sleep20-21swapper/209:27:472
98572550,1sleep11734-21runrttasks10:35:441
24492550,1sleep00-21swapper/010:32:150
203272550,1sleep220316-21sshd09:10:042
64652540,7sleep1115650irq/25-eth011:56:011
224452540,0sleep20-21swapper/210:10:532
140372540,0sleep014035-21rm10:04:260
297122530,1sleep029711-21sshd11:32:120
142572530,0sleep20-21swapper/209:35:242
108702530,0sleep11734-21runrttasks11:42:031
311342520,0sleep30-21swapper/311:03:403
300112520,1sleep337-21rcuc/310:00:053
145772520,0sleep30-21swapper/309:52:513
1125825225,9sleep10-21swapper/107:05:471
92432510,0sleep09239-21sshd11:41:550
54282510,0sleep20-21swapper/211:53:052
190292510,0sleep319028-21bash12:00:083
178112510,1sleep017807-21sshd10:10:270
274542500,0sleep20-21swapper/209:30:472
236242500,1sleep023621-21grep10:05:140
134842500,0sleep30-21swapper/310:27:293
125202500,0sleep10-21swapper/111:53:441
1178825028,18sleep00-21swapper/007:08:260
1178425027,19sleep30-21swapper/307:08:253
59342490,0sleep30-21swapper/311:33:003
43962490,0sleep10-21swapper/109:28:501
95672480,1sleep119463-21diskmemload09:37:551
228432480,0sleep10-21swapper/109:44:561
143812480,0sleep314383-21id09:12:203
300332470,0sleep10-21swapper/111:03:331
93292460,0sleep00-21swapper/010:58:510
169522460,0sleep30-21swapper/311:57:003
285462440,0sleep028547-21cpuspeed_turbos08:30:130
170052430,1sleep316999-21sshd12:25:523
170052430,1sleep316999-21sshd12:25:523
243652390,1sleep024359-21bash09:16:070
69062350,0sleep10-21swapper/110:41:171
12366993520,4cyclictest9500-21kworker/0:109:27:330
12366993120,4cyclictest9500-21kworker/0:109:33:030
190142270,1sleep11734-21runrttasks12:29:021
190142270,1sleep11734-21runrttasks12:29:021
92722240,0sleep09271-21seq11:50:280
12366992313,7cyclictest17029-21kworker/0:009:50:570
12366992213,4cyclictest19463-21diskmemload10:37:530
1236699220,18cyclictest29230-21kworker/0:112:09:370
1236699219,9cyclictest0-21swapper/009:42:450
1236699217,5cyclictest17029-21kworker/0:009:56:090
1236699217,5cyclictest17029-21kworker/0:009:49:470
1236699212,18cyclictest10-21rcuc/012:31:430
12366992112,5cyclictest0-21swapper/009:35:250
1236699210,18cyclictest0-21swapper/012:01:450
120612210,2sleep010-21rcuc/010:47:330
41822200,3sleep228-21rcuc/212:19:012
41822200,3sleep228-21rcuc/212:19:012
283502200,1sleep30-21swapper/310:23:043
12366992012,7cyclictest7326-21kworker/0:209:20:230
12366992011,5cyclictest25335-21kworker/0:212:15:450
12366992011,5cyclictest25335-21kworker/0:212:15:450
303212190,0sleep230311-21sshd11:17:562
12368991918,1cyclictest0-21swapper/210:00:012
12367991914,1cyclictest19395-21perf11:39:591
1236699197,8cyclictest26281-21kworker/0:111:15:530
12369991816,1cyclictest0-21swapper/309:37:373
12369991815,2cyclictest24931-21sshd09:56:393
12367991816,1cyclictest28322-21sshd11:06:121
16482170,1sleep21649-21bash10:43:462
12368991715,1cyclictest19463-21diskmemload09:22:392
1236699176,5cyclictest31815-21kworker/0:010:15:490
1236699175,8cyclictest0-21swapper/011:28:140
1236699175,6cyclictest26281-21kworker/0:111:07:130
1236699175,5cyclictest0-21swapper/011:21:330
1236699174,9cyclictest0-21swapper/007:40:350
1236699173,7cyclictest18403-21kworker/0:112:23:490
1236699173,12cyclictest10-21rcuc/011:55:550
1236699173,12cyclictest0-21swapper/007:51:250
1236699173,10cyclictest3-21ksoftirqd/011:46:130
1236699170,7cyclictest26281-21kworker/0:111:11:290
1236699170,12cyclictest0-21swapper/008:25:310
70352160,2sleep01236699cyclictest11:04:240
12368991615,1cyclictest0-21swapper/209:55:542
12367991614,1cyclictest21-21ksoftirqd/110:21:301
1236699168,4cyclictest29230-21kworker/0:112:10:510
1236699167,5cyclictest3-21ksoftirqd/008:47:210
1236699167,4cyclictest7326-21kworker/0:208:56:310
1236699166,5cyclictest19936-21kworker/0:010:25:410
1236699164,5cyclictest3-21ksoftirqd/007:46:370
1236699164,5cyclictest3-21ksoftirqd/007:38:250
1236699164,5cyclictest0-21swapper/012:38:410
1236699164,5cyclictest0-21swapper/012:38:410
1236699164,4cyclictest10-21rcuc/008:54:470
1236699164,4cyclictest10-21rcuc/007:25:150
1236699163,6cyclictest27686-21kworker/0:210:22:490
1236699163,10cyclictest25335-21kworker/0:212:26:070
1236699163,10cyclictest25335-21kworker/0:212:26:070
1236699162,13cyclictest5652-21kworker/0:110:51:250
1236699160,15cyclictest0-21swapper/010:41:290
110182160,1sleep111019-21sshd11:21:551
86302150,1sleep38627-21sshd12:16:273
86302150,1sleep38627-21sshd12:16:273
57232150,1sleep20-21swapper/210:18:102
206402150,0sleep220632-21sshd12:29:112
206402150,0sleep220632-21sshd12:29:112
172832150,0sleep20-21swapper/209:53:072
1236999150,12cyclictest0-21swapper/309:15:133
1236899159,5cyclictest0-21swapper/211:30:192
12368991514,1cyclictest0-21swapper/211:59:272
12368991513,2cyclictest15004-21sshd11:39:352
12368991513,1cyclictest0-21swapper/211:27:062
1236799155,1cyclictest21-21ksoftirqd/111:10:141
12367991513,1cyclictest21-21ksoftirqd/111:18:401
12367991512,1cyclictest21-21ksoftirqd/109:57:331
12367991511,2cyclictest21-21ksoftirqd/110:50:001
1236699158,5cyclictest3-21ksoftirqd/007:16:050
1236699155,5cyclictest10-21rcuc/011:37:370
1236699154,8cyclictest0-21swapper/007:31:090
1236699153,8cyclictest10-21rcuc/009:01:450
1236699153,5cyclictest0-21swapper/007:58:450
1236699153,4cyclictest3-21ksoftirqd/007:23:290
296712140,1sleep329658-21sshd11:46:343
249482140,1sleep324949-21sshd10:48:453
186902140,0sleep30-21swapper/311:22:393
125672140,0sleep20-21swapper/210:30:162
1236999149,4cyclictest0-21swapper/311:19:063
1236999149,2cyclictest0-21swapper/311:43:223
1236999149,1cyclictest0-21swapper/311:35:103
1236999140,13cyclictest4550-21cp12:10:193
1236999140,13cyclictest28934-21sshd12:21:103
1236999140,13cyclictest0-21swapper/310:50:513
1236999140,13cyclictest0-21swapper/310:39:213
1236999140,13cyclictest0-21swapper/309:21:313
1236899148,5cyclictest0-21swapper/212:08:182
1236899144,1cyclictest30604-21sshd12:12:392
1236899140,2cyclictest0-21swapper/211:20:332
1236899140,13cyclictest0-21swapper/211:04:442
1236899140,13cyclictest0-21swapper/210:21:272
1236899140,13cyclictest0-21swapper/209:16:222
1236899140,13cyclictest0-21swapper/208:15:142
1236799149,4cyclictest0-21swapper/110:26:251
1236799144,9cyclictest21-21ksoftirqd/110:33:411
12367991413,1cyclictest21-21ksoftirqd/112:31:031
12367991413,1cyclictest21-21ksoftirqd/111:48:001
12367991413,1cyclictest21-21ksoftirqd/111:32:081
12367991412,1cyclictest21-21ksoftirqd/110:56:371
12367991412,1cyclictest21-21ksoftirqd/110:05:051
1236799141,10cyclictest31344-21sshd09:16:451
1236799140,2cyclictest0-21swapper/110:14:381
1236799140,13cyclictest0-21swapper/111:27:501
1236699148,4cyclictest3-21ksoftirqd/009:09:250
1236699144,7cyclictest3-21ksoftirqd/008:11:260
1236699144,3cyclictest3-21ksoftirqd/008:15:560
1236699143,5cyclictest7326-21kworker/0:208:41:290
1236699143,5cyclictest10-21rcuc/008:08:400
1236699143,4cyclictest3-21ksoftirqd/008:20:080
1236699143,11cyclictest0-21swapper/008:35:550
1236999139,3cyclictest0-21swapper/310:06:023
1236999139,1cyclictest0-21swapper/312:37:053
1236999139,1cyclictest0-21swapper/312:37:053
1236999139,1cyclictest0-21swapper/312:32:023
1236999139,1cyclictest0-21swapper/309:46:123
1236999138,4cyclictest0-21swapper/311:29:123
1236999138,4cyclictest0-21swapper/310:56:163
1236999138,4cyclictest0-21swapper/309:30:523
12369991312,1cyclictest21158-21sshd12:06:003
12369991311,1cyclictest18433-21bash10:33:433
1236999130,13cyclictest0-21swapper/311:12:113
1236999130,12cyclictest6740-21sshd10:41:173
1236999130,12cyclictest17992-21sshd09:41:313
1236999130,12cyclictest0-21swapper/311:52:213
1236999130,12cyclictest0-21swapper/310:19:453
1236999130,12cyclictest0-21swapper/309:25:003
1236999130,10cyclictest22989-21sshd10:13:553
1236899138,4cyclictest0-21swapper/212:00:512
12368991311,1cyclictest19463-21diskmemload10:55:212
12368991311,1cyclictest115650irq/25-eth012:39:502
12368991311,1cyclictest115650irq/25-eth012:39:502
1236899130,2cyclictest5317-21sshd10:46:562
1236899130,12cyclictest20809-21sshd11:40:072
1236899130,12cyclictest19859-21bash09:44:402
1236899130,12cyclictest18027-21sshd10:50:552
1236899130,12cyclictest0-21swapper/209:45:332
1236799139,2cyclictest0-21swapper/109:30:231
1236799138,2cyclictest0-21swapper/112:20:111
1236799133,1cyclictest21-21ksoftirqd/107:20:121
12367991312,1cyclictest21-21ksoftirqd/110:01:131
1236799131,11cyclictest0-21swapper/108:55:131
1236799130,4cyclictest0-21swapper/109:12:121
1236799130,2cyclictest0-21swapper/109:46:561
1236799130,12cyclictest25211-21sshd12:15:061
1236799130,12cyclictest25211-21sshd12:15:061
1236799130,12cyclictest22392-21sshd10:16:441
1236799130,12cyclictest14302-21sshd12:37:151
1236799130,12cyclictest14302-21sshd12:37:151
1236799130,12cyclictest0-21swapper/112:11:001
1236799130,12cyclictest0-21swapper/112:03:531
1236799130,12cyclictest0-21swapper/110:50:031
1236699139,4cyclictest10-21rcuc/007:11:150
1236999129,2cyclictest0-21swapper/308:05:113
1236999120,11cyclictest0-21swapper/311:05:063
1236999120,11cyclictest0-21swapper/309:05:243
1236899129,2cyclictest0-21swapper/211:06:372
1236899129,2cyclictest0-21swapper/210:35:232
1236899121,2cyclictest0-21swapper/211:10:372
1236899120,3cyclictest0-21swapper/210:25:352
1236799129,2cyclictest0-21swapper/108:25:141
1236799129,2cyclictest0-21swapper/108:15:151
1236799128,1cyclictest0-21swapper/112:05:091
1236799121,10cyclictest0-21swapper/107:15:121
12366991210,2cyclictest0-21swapper/008:01:250
1236999119,1cyclictest0-21swapper/308:40:143
1236999110,2cyclictest0-21swapper/308:35:113
1236999110,11cyclictest0-21swapper/309:00:243
1236999110,11cyclictest0-21swapper/308:55:113
1236999110,10cyclictest0-21swapper/308:45:113
1236999110,10cyclictest0-21swapper/308:30:123
1236999110,10cyclictest0-21swapper/308:25:133
1236999110,10cyclictest0-21swapper/307:15:143
1236999110,10cyclictest0-21swapper/307:10:163
1236899119,1cyclictest0-21swapper/207:25:152
1236899119,1cyclictest0-21swapper/207:20:162
1236899110,2cyclictest0-21swapper/207:50:132
1236899110,11cyclictest0-21swapper/209:08:002
1236899110,10cyclictest0-21swapper/208:40:122
1236899110,10cyclictest0-21swapper/207:55:142
1236899110,10cyclictest0-21swapper/207:15:012
1236799111,1cyclictest0-21swapper/109:05:111
1236799110,10cyclictest0-21swapper/109:00:121
1236799110,10cyclictest0-21swapper/108:35:111
1236999109,1cyclictest0-21swapper/307:51:313
1236999108,1cyclictest20135-21perl08:15:143
1236999108,1cyclictest17105-21tune2fs08:10:153
1236999108,1cyclictest0-21swapper/308:50:143
1236999100,9cyclictest0-21swapper/307:40:133
1236999100,1cyclictest19487-21diskstats07:20:143
1236999100,10cyclictest0-21swapper/307:36:183
1236999100,10cyclictest0-21swapper/307:27:283
1236899109,1cyclictest0-21swapper/208:53:562
1236899109,1cyclictest0-21swapper/208:48:212
1236899109,1cyclictest0-21swapper/208:02:502
1236899109,1cyclictest0-21swapper/207:40:152
1236899108,1cyclictest0-21swapper/209:00:142
1236899108,1cyclictest0-21swapper/208:10:142
1236899100,9cyclictest25792-21fw_forwarded_lo07:30:172
1236899100,9cyclictest0-21swapper/208:35:122
1236899100,1cyclictest0-21swapper/208:30:142
1236899100,10cyclictest0-21swapper/208:59:242
1236799108,1cyclictest0-21swapper/108:45:131
1236799100,9cyclictest8247-21diskstats08:50:151
1236799100,9cyclictest0-21swapper/108:30:121
1236799100,9cyclictest0-21swapper/107:25:131
1236799100,1cyclictest0-21swapper/107:30:151
123699998,1cyclictest0-21swapper/308:23:003
123699990,9cyclictest0-21swapper/307:55:113
123689998,1cyclictest0-21swapper/208:25:132
123689998,1cyclictest0-21swapper/208:22:342
123689990,1cyclictest0-21swapper/208:05:122
123679998,1cyclictest16859-21diskstats08:10:151
123679998,1cyclictest0-21swapper/108:03:481
123679996,2cyclictest0-21swapper/107:10:131
123679990,1cyclictest0-21swapper/108:20:151
123689987,1cyclictest0-21swapper/207:35:132
123679987,1cyclictest21-21ksoftirqd/107:45:131
123679987,1cyclictest0-21swapper/107:50:151
123699975,1cyclictest1496-21aten_rapower_fr07:45:103
123699975,1cyclictest12163-21unixbench_multi08:00:243
123689977,0cyclictest0-21swapper/207:10:152
123679975,1cyclictest9459-21minicom07:56:301
123679975,1cyclictest27968-21minicom07:35:121
123679975,1cyclictest2634-21perl08:40:151
123679971,5cyclictest0-21swapper/108:05:111
123679970,6cyclictest0-21swapper/107:40:151
123699962,2cyclictest0-21swapper/307:30:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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