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2025-12-01 - 20:25
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Mon Dec 01, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2552821480,4sleep31740199cyclictest08:37:453
1773911020,3ptp4l401ktimersoftd/308:21:573
177391700,1ptp4l401ktimersoftd/310:51:423
177391670,1ptp4l401ktimersoftd/310:29:453
171502654,10sleep00-21swapper/008:20:520
50582610,3sleep01738099cyclictest13:26:160
146432610,2sleep10-21swapper/112:58:311
177391580,1ptp4l401ktimersoftd/313:47:183
177391580,1ptp4l401ktimersoftd/313:13:073
177391580,1ptp4l401ktimersoftd/310:38:443
17391995622,9cyclictest33-21ksoftirqd/211:30:262
17391995524,8cyclictest33-21ksoftirqd/213:04:152
317782530,2sleep20-21swapper/213:18:592
17391995323,9cyclictest33-21ksoftirqd/210:56:592
17391995222,9cyclictest33-21ksoftirqd/209:19:062
17386995247,3cyclictest0-21swapper/108:22:311
81932510,2sleep20-21swapper/211:36:502
17391995122,9cyclictest33-21ksoftirqd/209:11:272
1738099509,26cyclictest7150-21cut10:12:510
17391994924,10cyclictest33-21ksoftirqd/213:12:062
17391994923,8cyclictest33-21ksoftirqd/211:09:182
177391480,2ptp4l30492-21kworker/3:212:43:273
201492470,1sleep30-21swapper/312:27:573
201492470,1sleep30-21swapper/312:27:573
177391470,2ptp4l20886-21kworker/3:011:49:043
17391994719,4cyclictest33-21ksoftirqd/208:58:472
17391994719,4cyclictest33-21ksoftirqd/208:58:472
17391994624,9cyclictest33-21ksoftirqd/208:52:422
17391994624,10cyclictest33-21ksoftirqd/210:38:052
17391994623,9cyclictest33-21ksoftirqd/212:55:482
17391994622,8cyclictest33-21ksoftirqd/211:44:132
177391450,2ptp4l28344-21kworker/3:113:48:193
1739199457,13cyclictest33-21ksoftirqd/210:49:152
17391994523,8cyclictest33-21ksoftirqd/212:09:152
17391994522,9cyclictest33-21ksoftirqd/210:28:312
177391440,2ptp4l30492-21kworker/3:212:52:373
177391440,2ptp4l28344-21kworker/3:113:42:173
17391994425,9cyclictest33-21ksoftirqd/213:33:212
1739199435,6cyclictest33-21ksoftirqd/208:27:582
17391994321,9cyclictest33-21ksoftirqd/211:56:582
17391994321,9cyclictest33-21ksoftirqd/211:38:562
1738099430,5cyclictest16749-21grep11:07:540
68952420,1sleep20-21swapper/212:50:252
1739199425,5cyclictest33-21ksoftirqd/210:43:032
1739199425,5cyclictest33-21ksoftirqd/210:43:032
1739199411,6cyclictest321ktimersoftd/212:58:072
177391400,1ptp4l401ktimersoftd/312:38:013
177391400,1ptp4l401ktimersoftd/309:32:473
17391994023,8cyclictest33-21ksoftirqd/212:46:342
1739199401,5cyclictest321ktimersoftd/213:28:012
1738099403,32cyclictest0-21swapper/009:57:480
1694624022,8sleep20-21swapper/208:18:442
177391390,1ptp4l401ktimersoftd/310:59:213
17391993935,2cyclictest311rcuc/212:17:302
1739199392,33cyclictest10728-21turbostat10:22:322
17391993922,8cyclictest33-21ksoftirqd/210:08:042
17391993922,8cyclictest33-21ksoftirqd/208:26:312
1739199390,7cyclictest33-21ksoftirqd/212:33:032
1738099392,5cyclictest0-21swapper/011:17:500
17380993912,24cyclictest9691-21grep09:12:430
17380993911,25cyclictest1859-21sed11:28:050
17380993910,26cyclictest8137-21cat10:57:550
1738099390,5cyclictest18419-21irqrtprio11:47:550
271772380,8sleep1241ktimersoftd/111:57:561
177391380,1ptp4l401ktimersoftd/311:30:163
177391380,1ptp4l401ktimersoftd/311:18:413
177391380,1ptp4l401ktimersoftd/310:52:483
177391380,1ptp4l401ktimersoftd/310:34:353
1739199383,6cyclictest33-21ksoftirqd/213:46:172
17391993818,9cyclictest33-21ksoftirqd/211:02:472
1739199380,6cyclictest10731-21diskmemload11:24:472
17380993811,23cyclictest6668-21expr12:12:500
177391370,1ptp4l401ktimersoftd/313:28:443
177391370,1ptp4l401ktimersoftd/313:27:173
177391370,1ptp4l401ktimersoftd/312:35:523
177391370,1ptp4l401ktimersoftd/311:46:033
177391370,1ptp4l401ktimersoftd/311:08:203
177391370,1ptp4l401ktimersoftd/311:07:323
177391370,1ptp4l401ktimersoftd/310:47:253
177391370,1ptp4l401ktimersoftd/310:47:253
177391370,1ptp4l401ktimersoftd/308:42:543
1739199374,5cyclictest33-21ksoftirqd/212:31:222
1739199374,5cyclictest33-21ksoftirqd/212:31:222
1739199373,5cyclictest33-21ksoftirqd/209:22:542
1739199372,6cyclictest33-21ksoftirqd/212:17:542
17391993717,8cyclictest33-21ksoftirqd/208:33:002
17391993712,10cyclictest33-21ksoftirqd/213:14:172
1738099373,30cyclictest0-21swapper/012:52:500
1738099372,7cyclictest16755-21apt-get13:02:520
1738099372,5cyclictest0-21swapper/009:52:430
1738099372,4cyclictest0-21swapper/013:37:510
17380993712,22cyclictest28674-21expr11:22:490
17380993712,22cyclictest11164-21sh12:17:540
17380993712,22cyclictest10731-21diskmemload10:51:220
17380993711,23cyclictest10731-21diskmemload13:47:200
17380993711,22cyclictest25185-21wc09:42:520
1738099370,3cyclictest12848-21cron11:42:350
177391360,1ptp4l401ktimersoftd/313:33:233
177391360,1ptp4l401ktimersoftd/312:48:003
177391360,1ptp4l401ktimersoftd/310:27:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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