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2026-04-21 - 21:43
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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 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Apr 21, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152220,0ktimers/0256931sleep07:09:570
1514790,0ktimers/0246891sleep09:46:400
1514770,0ktimers/0108031sleep11:48:430
1514750,0ktimers/050911sleep11:09:250
1514740,0ktimers/099601sleep08:30:220
1514680,0ktimers/034311sleep08:00:210
525504370,0irq/11-sym53c8x130250irq/15-NE200012:41:460
525504360,0irq/11-sym53c8x130250irq/15-NE200009:40:380
1514340,0ktimers/0268821sleep10:02:180
1514320,0ktimers/070151sleep11:22:270
1514310,0ktimers/095441sleep08:26:450
1514290,0ktimers/056691sleep11:14:130
1514280,0ktimers/0101571sleep11:43:250
1514250,0ktimers/0220961sleep09:30:140
1514250,0ktimers/0142881sleep08:50:240
1514240,0ktimers/0228251chrt09:35:500
525504230,0irq/11-sym53c8x130250irq/15-NE200012:20:170
525504210,0irq/11-sym53c8x130250irq/15-NE200008:39:390
1514160,0ktimers/0173991sleep12:27:170
525504090,0irq/11-sym53c8x130250irq/15-NE200012:00:220
1514080,0ktimers/0158061sleep08:56:180
1514060,0ktimers/031991sleep10:56:100
1514030,0ktimers/062821sleep11:16:530
1514030,0ktimers/0315181sleep07:40:080
1302504030,0irq/15-NE200052550irq/11-sym53c8xx11:39:150
1514000,0ktimers/0216411sleep09:26:420
1513940,0ktimers/020531sleep07:53:510
525503790,0irq/11-sym53c8x130250irq/15-NE200008:16:140
525503770,0irq/11-sym53c8x130250irq/15-NE200011:28:450
525503730,0irq/11-sym53c8x130250irq/15-NE200011:59:560
1513720,0ktimers/0290831sleep10:17:540
1302503720,0irq/15-NE200052550irq/11-sym53c8xx10:34:590
525503680,0irq/11-sym53c8x130250irq/15-NE200012:10:100
1513650,0ktimers/0116861sleep11:53:220
1302503610,0irq/15-NE200052550irq/11-sym53c8xx12:19:410
1513600,0ktimers/0253091sleep09:51:450
1513510,0ktimers/0295781sleep10:21:030
525503440,0irq/11-sym53c8x130250irq/15-NE200012:36:530
1513400,0ktimers/040701sleep11:01:310
1513340,0ktimers/0140061sleep12:06:110
525503260,0irq/11-sym53c8x130250irq/15-NE200009:04:520
1513250,0ktimers/0293461sleep07:30:060
1513230,0ktimers/085561sleep11:32:310
1302503170,0irq/15-NE200052550irq/11-sym53c8xx07:34:570
525503120,0irq/11-sym53c8x894-21jbd2/sda1-809:15:410
1302503090,0irq/15-NE200052550irq/11-sym53c8xx12:30:410
525503040,0irq/11-sym53c8x130250irq/15-NE200007:24:510
1302503040,0irq/15-NE20000-21swapper09:59:050
525503010,0irq/11-sym53c8x26623-21cyclictest09:25:020
1302502890,0irq/15-NE20000-21swapper07:19:150
1512850,0ktimers/03729-21runrttasks09:13:530
525502830,0irq/11-sym53c8x130250irq/15-NE200008:20:250
1302502830,0irq/15-NE200052550irq/11-sym53c8xx10:40:190
525502770,0irq/11-sym53c8x0-21swapper07:59:400
525502750,0irq/11-sym53c8x130250irq/15-NE200008:09:570
525502730,0irq/11-sym53c8x130250irq/15-NE200009:06:450
1302502720,0irq/15-NE200052550irq/11-sym53c8xx10:54:550
1302502720,0irq/15-NE200019459-21diskmemload10:34:520
1512640,0ktimers/01394-21ssh10:45:490
1302502630,0irq/15-NE20003435-21nscd10:09:430
2662599261106,0cyclictest0-21swapper10:13:110
1512610,0ktimers/0119981sleep08:39:570
1302502580,0irq/15-NE200028100-21munin-node07:26:350
1302502540,0irq/15-NE2000492-21cut07:46:060
1302502530,0irq/15-NE200013366-21sed08:45:490
266259925299,0cyclictest0-21swapper10:26:140
525502510,0irq/11-sym53c8x4439-21date08:05:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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