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2026-01-12 - 14:35
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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 Mon Jan 12, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153230,0ktimers/0126181sleep07:06:060
1302505050,0irq/15-NE200052550irq/11-sym53c8xx12:00:350
1514590,0ktimers/0278791sleep11:25:510
525504350,0irq/11-sym53c8x130250irq/15-NE200012:02:410
1302504170,0irq/15-NE200052550irq/11-sym53c8xx08:20:520
525504150,0irq/11-sym53c8x130250irq/15-NE200011:09:340
525504120,0irq/11-sym53c8x130250irq/15-NE200011:25:270
1302504100,0irq/15-NE200022171-21kworker/u4:0+xprtiod11:16:070
525504090,0irq/11-sym53c8x130250irq/15-NE200008:15:300
525503970,0irq/11-sym53c8x130250irq/15-NE200010:56:120
525503910,0irq/11-sym53c8x130250irq/15-NE200008:51:120
525503880,0irq/11-sym53c8x130250irq/15-NE200007:30:510
525503850,0irq/11-sym53c8x130250irq/15-NE200008:05:250
525503840,0irq/11-sym53c8x130250irq/15-NE200008:40:520
1302503720,0irq/15-NE200022171-21kworker/u4:0+xprtiod11:41:270
24400136454,0sleep151ktimers/008:02:410
525503510,0irq/11-sym53c8x130250irq/15-NE200011:01:140
1513490,0ktimers/0149231sleep07:20:320
1513470,0ktimers/0303111sleep08:32:510
1302503400,0irq/15-NE200052550irq/11-sym53c8xx08:35:280
1513240,0ktimers/0257901sleep11:14:240
1302503210,0irq/15-NE200022171-21kworker/u4:0+xprtiod11:30:330
1302503110,0irq/15-NE200052550irq/11-sym53c8xx09:35:400
1302503070,0irq/15-NE200052550irq/11-sym53c8xx10:45:250
1302503030,0irq/15-NE200052550irq/11-sym53c8xx10:10:210
525503020,0irq/11-sym53c8x130250irq/15-NE200009:01:290
1302503000,0irq/15-NE200052550irq/11-sym53c8xx08:25:450
525502990,0irq/11-sym53c8x130250irq/15-NE200010:55:170
525502990,0irq/11-sym53c8x130250irq/15-NE200009:16:110
525502970,0irq/11-sym53c8x130250irq/15-NE200010:17:040
1302502970,0irq/15-NE200052550irq/11-sym53c8xx10:40:170
1302502940,0irq/15-NE200052550irq/11-sym53c8xx12:07:530
525502930,0irq/11-sym53c8x130250irq/15-NE200010:27:040
1512920,0ktimers/05045-21diskmemload12:37:180
525502880,0irq/11-sym53c8x130250irq/15-NE200007:40:440
1512830,0ktimers/0162541sleep07:26:160
1302502770,0irq/15-NE200052550irq/11-sym53c8xx12:20:420
29925127629,0sleep29926-21munin-node11:40:270
3564127329,0sleep3567-21ssh12:15:180
1306199271113,0cyclictest8136-21ssh09:30:140
1306199270120,0cyclictest2896-21wc09:00:240
6745126630,0sleep6751-21cut09:20:410
1512660,0ktimers/012404-21ssh09:56:420
1306199266111,0cyclictest0-21swapper11:46:300
1302502660,0irq/15-NE200052550irq/11-sym53c8xx10:48:300
1302502640,0irq/15-NE200052550irq/11-sym53c8xx07:55:500
5566126333,0sleep5567-21ssh12:31:010
18490126327,0sleep18494-21forks07:36:250
1306199263111,0cyclictest0-21swapper09:34:300
1306199262104,0cyclictest0-21swapper12:30:140
1306199261105,0cyclictest0-21swapper09:11:100
1306199260106,0cyclictest0-21swapper10:12:300
130619925699,0cyclictest0-21swapper11:55:030
1512550,0ktimers/014057-21sshd07:14:030
130619925497,0cyclictest0-21swapper09:47:090
1302502510,0irq/15-NE200052550irq/11-sym53c8xx10:22:150
14733124927,0sleep0-21swapper07:19:130
130619924697,0cyclictest0-21swapper10:35:050
1302502460,0irq/15-NE20003732-21ssh12:16:070
1302502430,0irq/15-NE20003432-21nscd09:52:490
525502400,0irq/11-sym53c8x20404-21mailstats07:45:390
525502370,0irq/11-sym53c8x4039-21latency_hist09:05:230
1302502360,0irq/15-NE200010228-21rm09:41:380
1302502350,0irq/15-NE200013399-21ssh10:02:510
32268123371,0sleep32160-21munin-node08:45:410
1302502320,0irq/15-NE200048-21kswapd007:55:150
525502260,0irq/11-sym53c8x26191-21awk08:11:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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