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2024-09-01 - 01:00
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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 Sat Aug 31, 2024 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14616212463,21sleep20-21swapper/207:06:162
1453429465,23sleep30-21swapper/307:05:253
1307028555,23sleep10-21swapper/107:05:051
1461428153,23sleep00-21swapper/007:06:140
51412640,1sleep31549-21stress10:35:083
72832420,2sleep11549-21stress09:20:341
15010994014,23cyclictest0-21swapper/009:15:280
15010994010,27cyclictest0-21swapper/009:25:250
170522395,13sleep20-21swapper/207:14:542
167882395,13sleep20-21swapper/208:26:442
15012993917,19cyclictest0-21swapper/209:50:492
15011993923,14cyclictest0-21swapper/111:19:051
15011993923,14cyclictest0-21swapper/111:19:051
62362385,13sleep20-21swapper/208:01:582
323572385,13sleep20-21swapper/207:47:292
1501299385,21cyclictest0-21swapper/211:24:192
1501299385,15cyclictest0-21swapper/211:15:172
1501299385,15cyclictest0-21swapper/211:15:172
15012993816,19cyclictest0-21swapper/212:31:022
15012993816,19cyclictest0-21swapper/212:31:022
126262385,13sleep30-21swapper/308:17:313
316882375,13sleep10-21swapper/109:03:441
316882375,13sleep10-21swapper/109:03:441
279942375,13sleep10-21swapper/107:35:291
254062375,13sleep10-21swapper/108:49:191
239352375,13sleep30-21swapper/307:27:383
231392375,13sleep00-21swapper/008:42:170
22212375,13sleep20-21swapper/207:54:402
219052375,13sleep10-21swapper/107:23:401
196572375,13sleep10-21swapper/107:16:541
18832375,13sleep10-21swapper/107:50:301
169382375,13sleep00-21swapper/007:13:240
15013993711,23cyclictest0-21swapper/309:20:263
1501299379,25cyclictest0-21swapper/209:58:052
1501299378,18cyclictest0-21swapper/211:50:312
15012993711,23cyclictest0-21swapper/212:13:112
1501199379,25cyclictest0-21swapper/110:20:001
15011993720,14cyclictest0-21swapper/111:29:261
15011993717,17cyclictest0-21swapper/112:37:291
15011993716,19cyclictest0-21swapper/110:34:221
15011993714,20cyclictest0-21swapper/109:43:471
15010993715,19cyclictest0-21swapper/012:24:410
15010993714,21cyclictest0-21swapper/009:45:540
15010993714,20cyclictest0-21swapper/012:15:220
13852375,13sleep10-21swapper/109:08:561
123392370,1sleep31549-21stress12:08:433
105312375,13sleep20-21swapper/208:12:472
104482375,13sleep10-21swapper/108:11:431
84292365,13sleep10-21swapper/108:07:541
84012365,12sleep30-21swapper/308:07:323
42582365,12sleep20-21swapper/207:58:572
303222365,13sleep30-21swapper/307:43:223
295662365,13sleep00-21swapper/008:58:290
275612365,13sleep00-21swapper/008:54:530
231492365,12sleep30-21swapper/308:42:253
196042365,13sleep00-21swapper/007:16:120
15013993614,19cyclictest0-21swapper/312:22:203
15012993617,17cyclictest0-21swapper/211:05:252
15012993614,19cyclictest0-21swapper/210:35:352
15011993615,18cyclictest0-21swapper/112:04:411
15011993614,20cyclictest0-21swapper/111:11:231
15011993610,24cyclictest0-21swapper/110:46:041
15010993615,19cyclictest0-21swapper/009:32:070
15010993614,19cyclictest0-21swapper/009:35:160
15010993614,19cyclictest0-21swapper/009:35:160
15010993613,21cyclictest0-21swapper/011:50:180
15010993613,21cyclictest0-21swapper/011:35:320
15010993613,21cyclictest0-21swapper/010:20:020
146182365,12sleep30-21swapper/308:21:063
125642365,13sleep00-21swapper/008:16:500
125402365,13sleep10-21swapper/108:16:321
106952365,13sleep00-21swapper/008:14:540
63022355,12sleep10-21swapper/108:02:481
62862355,12sleep00-21swapper/008:02:360
40962355,10sleep00-21swapper/007:56:510
239622355,12sleep00-21swapper/007:27:590
210142355,12sleep10-21swapper/108:37:091
18852355,10sleep30-21swapper/307:50:313
168662355,13sleep30-21swapper/308:27:443
15013993515,17cyclictest0-21swapper/310:28:453
15013993514,18cyclictest0-21swapper/311:45:563
1501299357,25cyclictest0-21swapper/209:10:242
1501299357,25cyclictest0-21swapper/209:10:232
15012993517,15cyclictest0-21swapper/209:40:242
15012993516,16cyclictest0-21swapper/211:45:232
15012993513,19cyclictest0-21swapper/211:10:172
15011993511,21cyclictest0-21swapper/111:53:241
15011993510,22cyclictest0-21swapper/111:35:451
1501099359,24cyclictest0-21swapper/009:58:310
15010993515,18cyclictest0-21swapper/007:39:570
15010993513,20cyclictest0-21swapper/011:46:290
15010993513,19cyclictest0-21swapper/010:40:540
15010993510,22cyclictest0-21swapper/011:55:280
325292345,10sleep00-21swapper/007:49:440
301292345,10sleep20-21swapper/207:40:522
188712345,13sleep30-21swapper/308:31:343
169662345,12sleep30-21swapper/307:13:473
1501299349,22cyclictest0-21swapper/212:35:032
15012993416,15cyclictest0-21swapper/210:30:222
15012993416,15cyclictest0-21swapper/210:05:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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