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2026-08-05 - 20:40
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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 rack7slot1.osadl.org (updated Wed Aug 05, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
260121440,1sleep229137-21stress12:15:092
188321230,1sleep229139-21stress09:47:482
11850212160,55sleep30-21swapper/307:06:043
12037211552,57sleep10-21swapper/107:08:231
12042211351,57sleep00-21swapper/007:08:270
1216028858,25sleep20-21swapper/207:09:532
12281994312,21cyclictest0-21swapper/110:52:451
12280994320,18cyclictest0-21swapper/010:00:430
12280994320,18cyclictest0-21swapper/010:00:430
1228299417,16cyclictest0-21swapper/211:43:342
177282395,13sleep20-21swapper/207:45:012
1228299399,20cyclictest0-21swapper/210:00:432
1228299399,20cyclictest0-21swapper/210:00:432
1228299396,22cyclictest0-21swapper/212:24:382
1228099399,27cyclictest0-21swapper/009:57:270
214962385,13sleep30-21swapper/308:12:103
12281993814,21cyclictest0-21swapper/111:51:391
324972370,1sleep329139-21stress12:09:413
287522375,13sleep10-21swapper/109:06:201
280312375,13sleep10-21swapper/109:00:231
280312375,13sleep10-21swapper/109:00:231
273792375,13sleep20-21swapper/208:55:302
263522375,13sleep00-21swapper/008:49:070
226622375,13sleep20-21swapper/208:20:022
223822375,13sleep20-21swapper/208:19:512
223232375,12sleep30-21swapper/308:19:023
213342375,13sleep10-21swapper/108:10:031
201162375,13sleep20-21swapper/208:01:492
200052375,13sleep00-21swapper/008:00:240
189042375,13sleep00-21swapper/007:53:010
187962375,13sleep30-21swapper/307:51:403
173982375,13sleep20-21swapper/207:41:042
156722375,13sleep10-21swapper/107:29:401
141522375,13sleep10-21swapper/107:17:381
1228399379,25cyclictest0-21swapper/311:02:553
12283993714,20cyclictest0-21swapper/310:39:153
12283993714,20cyclictest0-21swapper/310:39:153
12283993710,24cyclictest0-21swapper/310:33:253
1228199376,21cyclictest0-21swapper/110:55:351
1228099379,16cyclictest0-21swapper/007:30:010
12280993711,23cyclictest0-21swapper/012:16:040
288892365,13sleep00-21swapper/009:08:000
283592365,13sleep00-21swapper/009:04:400
283592365,13sleep00-21swapper/009:04:390
255272365,13sleep10-21swapper/108:42:141
216382365,13sleep00-21swapper/008:13:540
207322365,13sleep00-21swapper/008:06:040
194672365,12sleep10-21swapper/107:56:591
146722365,13sleep00-21swapper/007:20:490
125832365,12sleep10-21swapper/107:11:171
1228399367,26cyclictest0-21swapper/312:01:143
12283993614,19cyclictest0-21swapper/310:40:183
12283993614,19cyclictest0-21swapper/310:40:173
12283993610,23cyclictest0-21swapper/311:10:303
12283993610,23cyclictest0-21swapper/311:10:303
12282993613,20cyclictest0-21swapper/211:15:212
12282993613,20cyclictest0-21swapper/211:15:212
12281993611,22cyclictest0-21swapper/110:35:221
12281993611,22cyclictest0-21swapper/110:35:211
1228099368,25cyclictest0-21swapper/011:40:110
1228099367,26cyclictest0-21swapper/011:25:330
1228099366,15cyclictest0-21swapper/011:55:180
12280993612,21cyclictest0-21swapper/011:24:490
12280993612,14cyclictest0-21swapper/008:35:060
235992355,12sleep10-21swapper/108:28:321
180992355,13sleep10-21swapper/107:46:211
174962355,12sleep10-21swapper/107:42:161
125472355,13sleep00-21swapper/007:10:460
12283993516,17cyclictest0-21swapper/311:47:433
12283993516,17cyclictest0-21swapper/311:47:433
12283993512,20cyclictest0-21swapper/309:53:533
1228299358,25cyclictest0-21swapper/207:58:532
12282993513,19cyclictest0-21swapper/212:01:312
1228199358,24cyclictest0-21swapper/110:14:381
1228199358,24cyclictest0-21swapper/110:14:371
1228099355,18cyclictest0-21swapper/008:18:360
12280993516,16cyclictest0-21swapper/010:34:320
12280993515,17cyclictest0-21swapper/012:05:240
12280993514,18cyclictest0-21swapper/011:09:120
277092345,10sleep30-21swapper/308:59:383
254262345,10sleep30-21swapper/308:41:043
240282345,10sleep10-21swapper/108:30:311
214482345,10sleep20-21swapper/208:11:322
146472345,10sleep10-21swapper/107:20:311
141852345,10sleep00-21swapper/007:18:000
12283993415,16cyclictest0-21swapper/311:30:343
12283993412,19cyclictest0-21swapper/311:20:293
1228299348,24cyclictest0-21swapper/209:08:022
1228299348,24cyclictest0-21swapper/208:43:332
1228299348,24cyclictest0-21swapper/208:35:232
1228299348,24cyclictest0-21swapper/208:08:522
1228299348,24cyclictest0-21swapper/207:11:122
12282993415,16cyclictest0-21swapper/209:21:342
12282993414,17cyclictest0-21swapper/209:51:262
12282993411,20cyclictest0-21swapper/210:16:362
1228199348,23cyclictest0-21swapper/110:03:321
1228199348,23cyclictest0-21swapper/110:03:311
12281993411,20cyclictest0-21swapper/110:43:021
12281993411,20cyclictest0-21swapper/110:43:021
1228099347,24cyclictest0-21swapper/012:25:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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