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2026-08-18 - 19:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Aug 18, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153130,0ktimers/078921sleep07:15:060
1514700,0ktimers/098541sleep07:25:260
1302504560,0irq/15-NE200052550irq/11-sym53c8xx08:56:340
525504420,0irq/11-sym53c8x130250irq/15-NE200011:41:130
1514310,0ktimers/0267971sleep12:10:480
1514280,0ktimers/0312221sleep09:15:370
525504180,0irq/11-sym53c8x130250irq/15-NE200011:39:460
525504070,0irq/11-sym53c8x130250irq/15-NE200011:15:350
525503920,0irq/11-sym53c8x130250irq/15-NE200012:00:340
525503910,0irq/11-sym53c8x130250irq/15-NE200010:19:590
525503910,0irq/11-sym53c8x130250irq/15-NE200008:40:080
525503900,0irq/11-sym53c8x130250irq/15-NE200009:09:340
525503850,0irq/11-sym53c8x130250irq/15-NE200009:49:340
525503840,0irq/11-sym53c8x130250irq/15-NE200012:40:340
1302503840,0irq/15-NE200052550irq/11-sym53c8xx08:04:460
23267136439,0sleep151ktimers/008:36:170
1513640,0ktimers/0201191sleep08:20:250
1302503620,0irq/15-NE200032431-21kworker/u4:1+xprtiod10:05:040
1302503550,0irq/15-NE200052550irq/11-sym53c8xx09:44:370
1302503530,0irq/15-NE200052550irq/11-sym53c8xx11:45:220
1302503500,0irq/15-NE200052550irq/11-sym53c8xx10:35:330
1302503240,0irq/15-NE200052550irq/11-sym53c8xx10:57:040
525503230,0irq/11-sym53c8x130250irq/15-NE200010:01:060
525503150,0irq/11-sym53c8x130250irq/15-NE200009:04:340
525503090,0irq/11-sym53c8x130250irq/15-NE200007:55:100
1513060,0ktimers/0219181sleep08:30:050
1302503020,0irq/15-NE200052550irq/11-sym53c8xx09:57:240
1302502940,0irq/15-NE200052550irq/11-sym53c8xx08:50:330
1512920,0ktimers/0129011sleep10:41:380
867299291205,0cyclictest0-21swapper07:50:350
525502900,0irq/11-sym53c8x130250irq/15-NE200011:25:340
1302502840,0irq/15-NE200052550irq/11-sym53c8xx08:14:360
867299277114,0cyclictest0-21swapper09:34:150
1302502770,0irq/15-NE200052550irq/11-sym53c8xx10:50:070
1512760,0ktimers/092451sleep10:19:320
25750127325,0sleep25753-21cron08:49:340
1302502730,0irq/15-NE200052550irq/11-sym53c8xx09:50:550
1302502710,0irq/15-NE200052550irq/11-sym53c8xx12:16:560
525502700,0irq/11-sym53c8x130250irq/15-NE200012:35:340
1302502700,0irq/15-NE200031983-21diskmemload11:02:480
1512660,0ktimers/0297401sleep12:30:410
1302502650,0irq/15-NE200052550irq/11-sym53c8xx12:09:460
13040126332,0sleep8670-21cyclictest07:45:090
24055126226,0sleep24039-21apt-get11:55:470
867299259108,0cyclictest0-21swapper11:21:540
867299259108,0cyclictest0-21swapper11:13:500
867299258107,0cyclictest0-21swapper12:47:260
1512580,0ktimers/0112721sleep10:31:320
1302502550,0irq/15-NE200052550irq/11-sym53c8xx07:19:440
19044125428,0sleep0-21swapper08:15:260
86729925294,0cyclictest29296-21ssh12:27:240
867299251112,0cyclictest8670-21cyclictest11:50:010
86729925096,0cyclictest0-21swapper09:21:510
867299249100,0cyclictest0-21swapper10:45:160
867299247120,0cyclictest0-21swapper07:29:570
525502470,0irq/11-sym53c8x130250irq/15-NE200010:10:050
86729924693,0cyclictest0-21swapper12:21:360
86729924495,0cyclictest0-21swapper11:31:120
867299244125,0cyclictest16574-21nfs_client08:00:540
86729924396,0cyclictest12813-21ls07:44:350
86729924189,0cyclictest16809-21sendmail11:09:440
86729924087,0cyclictest0-21swapper09:39:120
11205123926,0sleep11217-21df07:35:230
1302502370,0irq/15-NE200052550irq/11-sym53c8xx09:29:340
21323123030,0sleep21334-21ls08:26:150
867299227109,0cyclictest0-21swapper10:25:120
867299221116,0cyclictest30294-21switchtime09:10:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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