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2025-06-24 - 19:08
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Jun 24, 2025 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24613212765,8sleep00-21swapper/007:06:050
24795212564,7sleep30-21swapper/307:08:293
24578212263,7sleep20-21swapper/207:05:392
248282110100,7sleep10-21swapper/107:08:551
212042700,0sleep00-21swapper/007:55:230
198152660,1sleep319820-21unixbench_multi10:05:263
66102620,1sleep20-21swapper/207:45:192
122332610,3sleep22509499cyclictest11:34:422
24032600,1sleep30-21swapper/312:02:153
72842590,0sleep00-21swapper/012:37:010
148032560,0sleep30-21swapper/312:10:003
219062540,0sleep20-21swapper/208:50:192
2508799300,2cyclictest53450irq/24-enp1s009:10:130
2508799295,23cyclictest0-21swapper/009:41:340
2508799295,23cyclictest0-21swapper/009:41:340
2508799290,25cyclictest0-21swapper/010:28:270
2509499281,26cyclictest0-21swapper/211:50:162
2509499281,26cyclictest0-21swapper/208:42:072
2509499281,15cyclictest20176-21kworker/2:212:15:472
2509499280,27cyclictest0-21swapper/208:38:372
2509499280,22cyclictest0-21swapper/208:23:582
2509499280,1cyclictest0-21swapper/212:37:332
2508799280,8cyclictest18968-21/usr/sbin/munin09:50:160
2508799280,27cyclictest0-21swapper/011:40:040
2508799280,21cyclictest0-21swapper/012:02:400
2509499278,15cyclictest0-21swapper/212:12:052
2509499273,1cyclictest0-21swapper/209:15:102
2509499271,3cyclictest0-21swapper/210:47:182
25094992710,15cyclictest20176-21kworker/2:212:28:012
2509499270,4cyclictest0-21swapper/210:02:032
2509499270,3cyclictest0-21swapper/209:02:222
2509499270,26cyclictest0-21swapper/212:09:262
2509499270,26cyclictest0-21swapper/211:23:402
2509499270,26cyclictest0-21swapper/211:19:282
2509499270,26cyclictest0-21swapper/210:37:342
2509499270,26cyclictest0-21swapper/209:21:322
2509499270,26cyclictest0-21swapper/208:34:222
2509499270,26cyclictest0-21swapper/207:24:512
2509499270,21cyclictest0-21swapper/209:42:352
2509499270,21cyclictest0-21swapper/209:42:352
2509499270,15cyclictest0-21swapper/212:02:382
2508799276,7cyclictest0-21swapper/012:29:070
2508799272,15cyclictest0-21swapper/009:18:480
2508799270,5cyclictest0-21swapper/008:37:020
2508799270,3cyclictest0-21swapper/010:48:360
2508799270,26cyclictest0-21swapper/009:56:410
2508799270,17cyclictest0-21swapper/009:25:270
2508799270,15cyclictest0-21swapper/009:47:390
2508799270,12cyclictest0-21swapper/011:50:470
25094992613,11cyclictest0-21swapper/211:48:452
2509499260,3cyclictest0-21swapper/209:53:352
2509499260,25cyclictest0-21swapper/211:42:502
2509499260,25cyclictest0-21swapper/209:06:162
2509499260,25cyclictest0-21swapper/208:28:582
2509499260,25cyclictest0-21swapper/208:10:012
2509499260,20cyclictest0-21swapper/209:28:002
2509499260,16cyclictest0-21swapper/212:30:282
2509499260,16cyclictest0-21swapper/209:57:282
2509499260,15cyclictest0-21swapper/209:38:022
2509499260,14cyclictest20176-21kworker/2:210:20:092
2509499260,14cyclictest0-21swapper/210:05:572
2509199260,25cyclictest0-21swapper/111:00:251
2509199260,25cyclictest0-21swapper/108:58:401
2509199260,25cyclictest0-21swapper/108:32:251
2508799267,15cyclictest0-21swapper/011:35:010
2508799267,12cyclictest8137-21diskmemload10:43:240
2508799264,19cyclictest0-21swapper/009:24:040
2508799260,25cyclictest0-21swapper/012:12:010
2508799260,25cyclictest0-21swapper/011:27:040
2508799260,25cyclictest0-21swapper/010:23:420
2508799260,25cyclictest0-21swapper/008:42:310
2508799260,25cyclictest0-21swapper/007:18:150
2508799260,23cyclictest0-21swapper/010:14:430
2508799260,20cyclictest0-21swapper/011:34:160
2508799260,16cyclictest0-21swapper/010:15:130
2508799260,14cyclictest0-21swapper/012:05:130
2508799260,13cyclictest0-21swapper/011:23:100
2509499257,16cyclictest0-21swapper/210:33:332
2509499251,23cyclictest0-21swapper/211:08:512
25094992510,5cyclictest0-21swapper/211:38:532
2509499250,24cyclictest0-21swapper/211:28:522
2509499250,24cyclictest0-21swapper/210:29:362
2509499250,24cyclictest0-21swapper/208:04:582
2509499250,23cyclictest20176-21kworker/2:210:53:262
2509499250,1cyclictest11979-21ssh10:57:092
2509199250,24cyclictest0-21swapper/111:28:421
2509199250,24cyclictest0-21swapper/111:20:201
2509199250,24cyclictest0-21swapper/111:08:391
2509199250,24cyclictest0-21swapper/110:11:511
2509199250,18cyclictest0-21swapper/112:00:121
2508799257,14cyclictest0-21swapper/010:00:070
2508799251,19cyclictest12454-21systemd-journal12:33:000
2508799250,4cyclictest0-21swapper/010:50:500
2508799250,4cyclictest0-21swapper/009:30:360
2508799250,3cyclictest0-21swapper/010:58:160
2508799250,3cyclictest0-21swapper/010:39:550
2508799250,24cyclictest0-21swapper/012:18:500
2508799250,24cyclictest0-21swapper/011:56:480
2508799250,24cyclictest0-21swapper/011:18:060
2508799250,24cyclictest0-21swapper/011:09:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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