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2025-12-06 - 00:14
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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 Fri Dec 05, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2461521680,4sleep1513699cyclictest12:05:491
1773911010,34ptp4l401ktimersoftd/308:24:293
268172720,2sleep00-21swapper/010:52:050
152042680,2sleep00-21swapper/013:51:150
49032674,9sleep00-21swapper/008:23:070
49262604,10sleep10-21swapper/108:23:251
56832540,4sleep2514199cyclictest12:24:492
514999525,12cyclictest5261-21if_enp1s0.111:05:033
325132510,1sleep30-21swapper/313:35:083
45162500,4sleep233-21ksoftirqd/211:04:482
514999456,16cyclictest7741-21runrttasks11:45:273
5141994533,6cyclictest33-21ksoftirqd/212:50:002
514999445,8cyclictest23113-21hddtemp_smartct12:05:063
514999443,11cyclictest844-21rm11:39:053
513699391,4cyclictest18453-21apt-get12:00:021
177391390,1ptp4l401ktimersoftd/313:52:233
513699382,31cyclictest27331-21ssh13:30:031
513699382,31cyclictest27331-21ssh13:30:031
513699380,5cyclictest8196-21rm11:46:281
177391380,1ptp4l401ktimersoftd/313:32:273
177391380,1ptp4l401ktimersoftd/313:32:273
177391380,1ptp4l401ktimersoftd/313:26:343
177391380,1ptp4l401ktimersoftd/313:04:333
177391380,1ptp4l401ktimersoftd/312:45:233
177391380,1ptp4l401ktimersoftd/312:34:073
177391380,1ptp4l401ktimersoftd/312:00:473
177391380,1ptp4l401ktimersoftd/311:24:453
177391380,1ptp4l401ktimersoftd/311:12:053
177391380,1ptp4l401ktimersoftd/311:00:223
177391380,1ptp4l401ktimersoftd/310:40:143
177391380,1ptp4l401ktimersoftd/310:38:183
5149993720,9cyclictest3937-21apt-get13:40:043
513699372,6cyclictest21978-21apt-get12:45:021
5136993712,21cyclictest7920-21sed13:05:101
513699370,5cyclictest8165-21sort13:44:511
177391370,1ptp4l401ktimersoftd/313:23:453
177391370,1ptp4l401ktimersoftd/313:17:193
177391370,1ptp4l401ktimersoftd/312:54:573
177391370,1ptp4l401ktimersoftd/312:50:203
177391370,1ptp4l401ktimersoftd/312:37:173
177391370,1ptp4l401ktimersoftd/312:25:213
177391370,1ptp4l401ktimersoftd/311:56:113
177391370,1ptp4l401ktimersoftd/311:14:503
177391370,1ptp4l401ktimersoftd/310:47:373
177391370,1ptp4l401ktimersoftd/310:31:523
177391370,1ptp4l401ktimersoftd/309:47:063
177391370,1ptp4l401ktimersoftd/308:54:583
177391370,1ptp4l401ktimersoftd/308:39:553
177391370,0ptp4l401ktimersoftd/311:25:563
513699363,7cyclictest29813-21apt-get11:34:591
5136993620,13cyclictest25-21ksoftirqd/110:17:341
5136993619,14cyclictest25-21ksoftirqd/110:07:261
5136993614,19cyclictest31140-21if_enp1s012:15:061
513699361,32cyclictest15563-21chrt11:55:091
5136993612,21cyclictest20134-21expr10:45:011
177391360,1ptp4l401ktimersoftd/311:40:443
177391360,1ptp4l401ktimersoftd/311:40:443
177391360,1ptp4l401ktimersoftd/310:54:113
177391360,1ptp4l401ktimersoftd/310:25:193
177391360,1ptp4l401ktimersoftd/309:01:453
177391360,0ptp4l401ktimersoftd/312:16:203
5149993519,7cyclictest28346-21apt-get09:54:573
5149993519,7cyclictest28346-21apt-get09:54:573
513699352,5cyclictest0-21swapper/110:39:591
513699352,4cyclictest0-21swapper/109:54:581
513699352,4cyclictest0-21swapper/109:54:581
513699351,31cyclictest18972-21grep12:40:101
5136993511,21cyclictest6247-21grep12:25:041
513699350,4cyclictest24856-21irqrtprio10:50:031
5131993528,4cyclictest25186-21sh11:29:470
5141993429,3cyclictest33-21ksoftirqd/212:30:032
5141993428,3cyclictest33-21ksoftirqd/212:45:132
513699348,4cyclictest13323-21ls10:35:141
513699341,5cyclictest0-21swapper/111:24:591
5136993413,18cyclictest46950irq/101-ens3-Tx10:54:541
5136993411,20cyclictest6039-21irqrtprio08:25:001
5141993321,10cyclictest33-21ksoftirqd/211:10:072
513699339,21cyclictest1516-21latency11:00:061
513699339,21cyclictest14007-21missed_timers13:50:081
513699339,21cyclictest13183-21basename08:54:441
513699338,22cyclictest28359-21grep12:10:341
513699335,25cyclictest0-21swapper/111:19:301
513699335,24cyclictest12784-21latency_hist13:49:511
513699332,6cyclictest18645-21snmp_o5powerctl11:20:131
513699331,5cyclictest0-21swapper/110:09:551
5136993311,19cyclictest2369-21expr12:20:031
5136993311,19cyclictest13061-21sh11:53:101
5136993311,18cyclictest3007-21diskmemload12:37:431
5136993310,19cyclictest23963-21latency_hist09:34:451
5136993310,19cyclictest13417-21basename08:54:541
513699330,5cyclictest26926-21cut12:50:061
513699330,30cyclictest3007-21diskmemload11:10:351
5141993225,4cyclictest33-21ksoftirqd/213:40:042
5141993216,13cyclictest22552-21ps11:25:092
513699327,4cyclictest25653-21cut11:30:001
513699324,5cyclictest7904-21df10:29:591
513699320,4cyclictest21589-21hddtemp_smartct09:25:011
513699320,29cyclictest3115-21rm13:38:591
326262320,5sleep09-21ksoftirqd/012:15:520
5149993119,6cyclictest26678-21apt-get12:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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