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2026-04-28 - 18:32
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Tue Apr 28, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2715921270,2sleep10-21swapper/112:13:591
36912950,2sleep00-21swapper/012:34:260
26672940,0sleep00-21swapper/011:44:440
183712910,1sleep0291999cyclictest11:50:180
6972870,1sleep0696-21bash11:26:450
306312870,4sleep30-21swapper/311:44:153
255328733,49sleep10-21swapper/107:08:461
252842870,2sleep225281-21bash11:32:532
252842870,2sleep225281-21bash11:32:522
228812860,1sleep30-21swapper/311:25:363
252128533,48sleep30-21swapper/307:08:323
177382850,1sleep017735-21seq10:08:340
189712840,2sleep30-21swapper/311:35:343
189712840,2sleep30-21swapper/311:35:343
324802830,0sleep00-21swapper/010:13:350
301192820,1sleep330100-21ntp_states12:10:203
291302810,6sleep30-21swapper/309:20:283
220922810,2sleep30-21swapper/310:19:233
87892800,1sleep10-21swapper/110:28:151
284582800,2sleep10-21swapper/109:37:261
284582800,2sleep10-21swapper/109:37:261
246962800,3sleep0291999cyclictest11:07:260
243642800,3sleep30-21swapper/311:17:503
92552790,2sleep19253-21sshd12:31:261
42172790,2sleep00-21swapper/009:31:280
36612790,2sleep13660-21sshd11:34:041
36612790,2sleep13660-21sshd11:34:041
263382790,1sleep10-21swapper/111:54:431
325522780,2sleep332546-21ls12:30:243
22992780,0sleep00-21swapper/010:46:260
99922760,2sleep39985-21sshd10:11:063
66312760,2sleep30-21swapper/311:48:563
82262750,0sleep00-21swapper/009:38:450
82262750,0sleep00-21swapper/009:38:450
219382750,1sleep321942-21latency07:50:183
179422750,2sleep117938-21sshd10:52:231
299992740,2sleep10-21swapper/109:20:351
136042740,2sleep10-21swapper/111:24:381
91122730,1sleep10-21swapper/109:28:401
119342720,2sleep30-21swapper/310:51:333
185932710,0sleep018590-21sshd10:29:270
159152710,2sleep10-21swapper/110:01:181
241927031,10sleep20-21swapper/207:07:162
276322680,4sleep1292099cyclictest12:37:031
315352650,4sleep1292099cyclictest12:18:281
223352620,3sleep2292199cyclictest12:25:102
240225933,22sleep00-21swapper/007:07:010
189762400,2sleep10-21swapper/109:43:551
189762400,2sleep10-21swapper/109:43:551
296442340,32sleep1144650irq/27-eth010:13:171
134752330,31sleep3144650irq/27-eth011:56:513
122772320,2sleep112274-21sshd09:46:591
85192290,3sleep0291999cyclictest10:24:490
58152290,3sleep30-21swapper/310:31:463
154212290,27sleep1144650irq/27-eth011:28:231
324422270,2sleep30-21swapper/310:42:473
110102270,4sleep3292299cyclictest11:31:163
110102270,4sleep3292299cyclictest11:31:163
196742260,23sleep2144650irq/27-eth011:21:102
28672240,2sleep30-21swapper/309:10:593
173412240,0sleep00-21swapper/012:35:460
283922230,1sleep02918-21cyclictest09:27:150
185992230,1sleep318595-21rm09:54:523
117602210,19sleep1144650irq/27-eth010:36:331
111062210,1sleep00-21swapper/011:31:180
111062210,1sleep00-21swapper/011:31:170
141902200,1sleep00-21swapper/009:15:330
6812190,16sleep3144650irq/27-eth009:27:473
309702190,1sleep20-21swapper/210:27:082
292199192,9cyclictest22880-21sshd09:23:192
266122190,17sleep328950irq/26-ahci[00011:51:103
13232190,0sleep10-21swapper/112:07:181
75252170,1sleep10-21swapper/110:21:121
2922991711,5cyclictest0-21swapper/310:49:543
292199172,13cyclictest23879-21dump-pmu-power11:40:012
292199172,13cyclictest23879-21dump-pmu-power11:40:002
292199170,3cyclictest0-21swapper/210:05:132
292199170,15cyclictest2924-21sshd09:53:082
292199170,13cyclictest25177-21sshd11:07:292
243132170,15sleep2144650irq/27-eth012:21:222
292299160,7cyclictest0-21swapper/311:00:213
292299160,1cyclictest8559-21bash10:07:343
292299160,14cyclictest27778-21sshd11:07:473
292199164,8cyclictest144650irq/27-eth009:45:012
2921991613,2cyclictest0-21swapper/210:36:052
292199160,15cyclictest32406-21ls10:20:212
292099167,4cyclictest21276-21sshd09:55:071
292099164,10cyclictest0-21swapper/112:25:171
292099162,13cyclictest2918-21cyclictest08:21:001
2920991611,4cyclictest9105-21bash11:49:171
292099160,2cyclictest0-21swapper/111:13:051
292099160,15cyclictest0-21swapper/112:23:421
292099160,15cyclictest0-21swapper/110:56:151
292099160,15cyclictest0-21swapper/110:33:561
292099160,15cyclictest0-21swapper/110:15:161
291999160,2cyclictest0-21swapper/012:14:530
291999160,14cyclictest0-21swapper/012:10:000
291999160,13cyclictest0-21swapper/010:43:470
292299157,7cyclictest0-21swapper/308:26:413
2922991512,2cyclictest4815-21sshd10:27:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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