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2026-05-18 - 17:28
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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 Mon May 18, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152060,0ktimers/0189891sleep07:15:370
1514680,0ktimers/060181sleep11:56:100
525504580,0irq/11-sym53c8x130250irq/15-NE200008:17:430
525504520,0irq/11-sym53c8x130250irq/15-NE200012:21:020
1514310,0ktimers/020021sleep08:28:480
1514240,0ktimers/0303971sleep11:07:170
1514150,0ktimers/0298911sleep11:04:020
1514110,0ktimers/0201221sleep07:20:560
525504100,0irq/11-sym53c8x130250irq/15-NE200010:23:080
525504060,0irq/11-sym53c8x130250irq/15-NE200011:26:000
1513960,0ktimers/043081sleep11:45:060
1513840,0ktimers/0280301sleep07:57:370
525503820,0irq/11-sym53c8x130250irq/15-NE200012:11:500
525503790,0irq/11-sym53c8x130250irq/15-NE200009:26:000
525503740,0irq/11-sym53c8x130250irq/15-NE200011:16:200
1513580,0ktimers/0161911sleep09:42:320
525503570,0irq/11-sym53c8x130250irq/15-NE200009:11:250
1903499337195,0cyclictest1086-21ssh11:26:170
525503350,0irq/11-sym53c8x130250irq/15-NE200012:40:550
1513300,0ktimers/067221sleep08:51:270
1513300,0ktimers/0299201chrt08:07:420
1903499328197,0cyclictest2079-21latency_hist11:31:160
1903499328157,0cyclictest0-21swapper08:15:510
1302503240,0irq/15-NE200052550irq/11-sym53c8xx08:31:240
1425713230,0sleep151ktimers/009:29:290
1903499317235,0cyclictest3729-21runrttasks08:50:200
525503160,0irq/11-sym53c8x130250irq/15-NE200009:32:340
1513160,0ktimers/0241111chrt10:32:380
525503150,0irq/11-sym53c8x130250irq/15-NE200012:03:580
1513140,0ktimers/0204051sleep10:09:360
525503110,0irq/11-sym53c8x130250irq/15-NE200008:41:000
525503100,0irq/11-sym53c8x130250irq/15-NE200008:36:460
1903499310126,0cyclictest20975-21df_inode10:12:310
1903499306184,0cyclictest13334-21idleruntime-cro12:35:530
1903499306161,0cyclictest9720-21cron09:05:510
1302503060,0irq/15-NE200052550irq/11-sym53c8xx12:10:490
1903499305156,0cyclictest24656-21ssh10:36:120
1903499304182,0cyclictest12835-21cron09:20:510
1302503010,0irq/15-NE200052550irq/11-sym53c8xx07:36:000
1903499299180,0cyclictest3460-21snmpd10:44:190
1903499298167,0cyclictest5309-21ssh11:52:120
1903499298130,0cyclictest10794-21ssh12:21:450
1903499297189,0cyclictest11627-21rm12:26:200
525502960,0irq/11-sym53c8x130250irq/15-NE200007:51:090
1903499294189,0cyclictest3434-21nscd08:03:520
1903499294189,0cyclictest28881-21chrt10:58:080
1903499293153,0cyclictest11901-21diskmemload09:51:550
1302502920,0irq/15-NE200052550irq/11-sym53c8xx09:06:480
1302502920,0irq/15-NE200052550irq/11-sym53c8xx07:37:500
1903499291195,0cyclictest21903-21cat07:30:580
1903499289193,0cyclictest1025-21cron08:25:510
1903499287120,0cyclictest11901-21diskmemload10:16:210
1903499285163,0cyclictest27417-21mailstats10:51:150
1903499285144,0cyclictest24677-21needreboot07:42:300
1903499285118,0cyclictest11901-21diskmemload10:30:090
1512850,0ktimers/0169991sleep09:49:270
1903499282161,0cyclictest4969-21runrttasks11:50:290
1302502820,0irq/15-NE200052550irq/11-sym53c8xx10:50:500
1302502810,0irq/15-NE200052550irq/11-sym53c8xx07:46:290
1903499280183,0cyclictest14561-21munin-plugin-st12:45:540
1903499280160,0cyclictest19305-21ssh10:02:120
1302502800,0irq/15-NE200052550irq/11-sym53c8xx11:40:530
1903499275177,0cyclictest7798-21apt-get08:56:230
1903499275112,0cyclictest20590-21cron07:22:500
1903499273165,0cyclictest0-21swapper11:15:350
1903499272163,0cyclictest0-21swapper09:40:050
1903499272142,0cyclictest18799-21ssh09:58:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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