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2026-03-12 - 16:09
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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 Thu Mar 12, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151150810,0ktimers/0199371sleep07:08:420
525504630,0irq/11-sym53c8x130250irq/15-NE200009:15:160
1514520,0ktimers/026341sleep11:59:330
525504350,0irq/11-sym53c8x130250irq/15-NE200011:33:290
525504290,0irq/11-sym53c8x130250irq/15-NE200007:53:110
525504100,0irq/11-sym53c8x130250irq/15-NE200010:42:550
1514040,0ktimers/045441sleep12:11:020
1302503870,0irq/15-NE200052550irq/11-sym53c8xx10:05:130
525503860,0irq/11-sym53c8x130250irq/15-NE200008:39:260
525503860,0irq/11-sym53c8x130250irq/15-NE200008:08:180
1513840,0ktimers/0231861sleep07:28:160
525503830,0irq/11-sym53c8x130250irq/15-NE200009:43:410
1513760,0ktimers/0260161sleep10:56:450
1513760,0ktimers/0222101sleep10:29:290
525503750,0irq/11-sym53c8x130250irq/15-NE200007:13:250
2046599375176,0cyclictest22680-21sort07:24:070
2046599375174,0cyclictest12933-21sh09:28:510
1513750,0ktimers/012721sleep11:52:180
525503730,0irq/11-sym53c8x130250irq/15-NE200012:35:140
2046599367184,0cyclictest9331-21ssh12:42:580
2046599363170,0cyclictest24921-21ssh10:49:150
2046599360181,0cyclictest3492-21cat08:38:040
1513600,0ktimers/065081sleep12:24:130
525503570,0irq/11-sym53c8x130250irq/15-NE200009:23:460
2046599355141,0cyclictest28119-21ssh11:11:160
2046599354189,0cyclictest15144-21tr09:43:030
1302503530,0irq/15-NE200052550irq/11-sym53c8xx07:47:540
525503500,0irq/11-sym53c8x130250irq/15-NE200010:23:020
2046599350146,0cyclictest1517-21wc08:24:470
2046599349198,0cyclictest3460-21snmpd08:49:560
2046599349175,0cyclictest25550-21sort07:38:550
2046599347197,0cyclictest23396-21munin-run10:38:010
2046599347180,0cyclictest19332-21sh10:08:590
2046599347175,0cyclictest735-21cron11:47:560
2046599347133,0cyclictest24488-21chrt10:46:350
2046599346186,0cyclictest1965-21chrt11:55:130
2046599346149,0cyclictest29750-21sendmail08:02:590
2046599344184,0cyclictest3460-21snmpd09:05:130
2046599344138,0cyclictest10480-21diskmemload11:39:160
525503420,0irq/11-sym53c8x130250irq/15-NE200009:53:520
2046599342194,0cyclictest22959-21kworker/u4:0+flush-8:008:04:260
2046599342173,0cyclictest7783-21cut08:59:150
2046599340164,0cyclictest2643-21apt08:32:550
2046599340148,0cyclictest34-1kworker/0:1H+kblockd07:33:110
2046599339203,0cyclictest17869-21df09:59:130
2046599339170,0cyclictest6856-21cat08:54:320
2046599339133,0cyclictest7515-21ssh12:30:120
2046599339133,0cyclictest3729-21runrttasks09:12:350
1513390,0ktimers/0199701sleep10:14:250
2046599335214,0cyclictest28451-21ssh11:13:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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