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2026-04-30 - 20:23
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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 Thu Apr 30, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8280212059,55sleep30-21swapper/307:07:123
8107211453,21sleep10-21swapper/107:05:051
8414211352,56sleep20-21swapper/207:08:522
8464211151,55sleep00-21swapper/007:09:300
111512460,1sleep028242-21stress11:00:120
8614994512,21cyclictest0-21swapper/212:25:182
8614994512,21cyclictest0-21swapper/212:25:172
861499428,22cyclictest0-21swapper/212:20:362
861399409,22cyclictest0-21swapper/110:07:071
8613994012,26cyclictest0-21swapper/109:28:381
861399386,29cyclictest0-21swapper/109:55:191
861399385,15cyclictest0-21swapper/110:40:321
861399385,15cyclictest0-21swapper/110:40:311
8613993811,16cyclictest0-21swapper/110:11:221
8612993821,15cyclictest0-21swapper/008:13:380
177342385,13sleep20-21swapper/208:42:072
91832375,13sleep10-21swapper/108:23:451
90702375,13sleep20-21swapper/208:22:182
861499375,18cyclictest0-21swapper/210:45:142
8614993711,15cyclictest0-21swapper/211:20:272
861399379,22cyclictest0-21swapper/109:09:051
861399379,19cyclictest0-21swapper/112:10:271
861399374,27cyclictest0-21swapper/107:40:191
67962375,12sleep30-21swapper/308:15:563
47182375,13sleep20-21swapper/208:12:152
45802375,13sleep10-21swapper/108:10:301
4122375,13sleep20-21swapper/208:03:282
326552375,13sleep10-21swapper/108:00:401
281622375,13sleep20-21swapper/209:09:572
25522375,13sleep20-21swapper/208:07:422
222332375,13sleep10-21swapper/107:39:591
206252375,13sleep20-21swapper/208:53:252
200662375,13sleep10-21swapper/108:49:471
198742375,13sleep30-21swapper/308:47:163
157712375,13sleep30-21swapper/308:39:473
155742375,13sleep30-21swapper/307:22:393
861499367,14cyclictest0-21swapper/212:07:582
8614993614,19cyclictest0-21swapper/210:39:132
8613993615,19cyclictest0-21swapper/111:30:341
8613993612,21cyclictest0-21swapper/111:53:051
8613993612,21cyclictest0-21swapper/111:53:051
8613993610,23cyclictest0-21swapper/111:00:011
8612993615,18cyclictest0-21swapper/010:55:210
8612993611,22cyclictest0-21swapper/007:30:030
242512365,13sleep00-21swapper/007:43:250
135352365,13sleep00-21swapper/008:33:460
103732365,13sleep10-21swapper/107:10:561
8615993514,18cyclictest0-21swapper/309:37:023
8614993518,14cyclictest0-21swapper/211:06:252
8614993515,17cyclictest0-21swapper/209:51:242
8614993514,19cyclictest0-21swapper/209:15:352
8614993513,20cyclictest0-21swapper/211:45:412
8614993513,20cyclictest0-21swapper/211:45:412
861399359,19cyclictest0-21swapper/110:27:381
8613993513,20cyclictest0-21swapper/110:24:341
8613993513,20cyclictest0-21swapper/110:04:561
8613993513,20cyclictest0-21swapper/109:47:141
861299358,25cyclictest0-21swapper/007:52:050
861299358,25cyclictest0-21swapper/007:45:450
861299358,14cyclictest0-21swapper/007:13:040
8612993520,14cyclictest0-21swapper/007:26:350
8612993515,17cyclictest0-21swapper/010:07:280
8612993514,18cyclictest0-21swapper/010:20:120
8612993513,20cyclictest0-21swapper/008:20:480
8612993510,21cyclictest0-21swapper/008:15:220
306762355,12sleep00-21swapper/007:58:060
269232355,13sleep00-21swapper/009:06:150
8615993414,18cyclictest0-21swapper/310:54:413
8615993414,17cyclictest0-21swapper/310:22:593
861499345,21cyclictest0-21swapper/208:35:232
861499345,20cyclictest0-21swapper/211:03:292
8614993415,16cyclictest0-21swapper/211:40:242
8614993415,16cyclictest0-21swapper/209:13:402
8614993414,18cyclictest0-21swapper/210:00:242
8614993414,17cyclictest0-21swapper/210:40:022
8614993414,17cyclictest0-21swapper/210:40:022
8613993414,18cyclictest0-21swapper/109:35:131
8613993412,20cyclictest0-21swapper/112:28:121
8613993412,20cyclictest0-21swapper/112:28:121
8613993411,21cyclictest0-21swapper/111:00:061
861299346,25cyclictest0-21swapper/009:50:170
8612993418,14cyclictest0-21swapper/008:35:230
8612993416,15cyclictest0-21swapper/012:20:150
8612993415,16cyclictest0-21swapper/012:25:490
8612993415,16cyclictest0-21swapper/012:25:480
8612993415,16cyclictest0-21swapper/012:10:250
8612993415,16cyclictest0-21swapper/012:05:340
8612993415,16cyclictest0-21swapper/011:10:250
8612993415,16cyclictest0-21swapper/009:35:120
8612993410,20cyclictest0-21swapper/008:25:160
247682345,12sleep00-21swapper/009:00:570
132912345,10sleep10-21swapper/107:16:131
113182345,10sleep10-21swapper/108:28:381
861599338,22cyclictest0-21swapper/312:36:383
861599334,26cyclictest0-21swapper/308:55:253
861599334,26cyclictest0-21swapper/308:55:253
8615993315,15cyclictest0-21swapper/312:29:223
8615993315,15cyclictest0-21swapper/312:29:223
8615993314,16cyclictest0-21swapper/311:33:203
8615993314,16cyclictest0-21swapper/309:30:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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