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2026-04-05 - 19:47
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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 50 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sun Apr 05, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151155540,0ktimers/09631sleep07:09:460
1514640,0ktimers/039871sleep07:27:370
525504630,0irq/11-sym53c8x130250irq/15-NE200011:09:350
1514610,0ktimers/019361sleep09:59:260
1514580,0ktimers/069041sleep07:40:340
1514580,0ktimers/0142541sleep11:15:500
15189944797,0cyclictest10826-21ssh10:51:430
1514450,0ktimers/027461sleep07:20:400
1514420,0ktimers/0222511sleep12:02:380
1514270,0ktimers/0129661sleep11:06:400
1514250,0ktimers/0229581sleep08:55:110
15189942435,0cyclictest8573-21irqstats07:49:190
1514240,0ktimers/0284171sleep09:24:050
1514230,0ktimers/038081sleep10:10:420
1514180,0ktimers/072711sleep10:30:020
1514170,0ktimers/0248591sleep09:04:290
15189941538,0cyclictest19629-21sshd08:40:010
525504140,0irq/11-sym53c8x130250irq/15-NE200012:29:540
15189941135,0cyclictest21202-21ssh11:56:160
1514110,0ktimers/098311sleep07:54:570
525504100,0irq/11-sym53c8x130250irq/15-NE200009:59:090
15189940763,0cyclictest1516-21cyclictest11:21:400
151899407130,0cyclictest0-21swapper08:06:470
151899406133,0cyclictest30833-21apt-get09:40:080
1514050,0ktimers/0291441sleep09:27:030
15189940398,0cyclictest28715-21sed12:39:230
15189940334,0cyclictest17305-21chrt08:29:350
151899402107,0cyclictest0-21swapper10:42:100
15189940135,0cyclictest18168-21ls11:39:120
151899400108,0cyclictest0-21swapper11:03:350
1513990,0ktimers/0231921sleep12:07:410
15189939874,0cyclictest0-21swapper08:59:160
15189939735,0cyclictest0-21swapper07:44:550
15189939697,0cyclictest0-21swapper10:28:000
15189939536,0cyclictest18633-21sort11:40:530
1302503930,0irq/15-NE200052550irq/11-sym53c8xx11:44:560
15189939075,0cyclictest27100-21ssh09:15:070
151899390148,0cyclictest0-21swapper09:09:470
15189938936,0cyclictest48-21kswapd007:14:320
15189938834,0cyclictest598-21ssh09:51:230
15189938731,0cyclictest25448-21apt12:19:520
15189938729,0cyclictest9844-21ssh10:46:150
15189938529,0cyclictest3729-21runrttasks12:09:560
151899384106,0cyclictest31601-21ssh09:44:280
15189938339,0cyclictest11053-21latency_hist10:54:240
15189938131,0cyclictest16634-21pluginstate08:25:310
151899380120,0cyclictest27763-21sendmail_mailtr12:34:170
15189937978,0cyclictest6043-21ssh10:23:150
151899378101,0cyclictest0-21swapper08:19:160
151899377119,0cyclictest0-21swapper09:38:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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