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2026-05-20 - 20:17
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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 792 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed May 20, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151156210,0ktimers/040261sleep07:11:250
1514760,0ktimers/0224481sleep11:48:170
1514750,0ktimers/0282031sleep12:25:400
1514680,0ktimers/0184971sleep11:26:190
1514510,0ktimers/0277821sleep09:02:510
525504180,0irq/11-sym53c8x130250irq/15-NE200011:33:150
525504090,0irq/11-sym53c8x130250irq/15-NE200010:41:270
1514090,0ktimers/0111961sleep10:39:330
1514070,0ktimers/0150101sleep11:05:490
525504000,0irq/11-sym53c8x130250irq/15-NE200010:09:060
1513950,0ktimers/0142731sleep10:59:300
525503900,0irq/11-sym53c8x130250irq/15-NE200008:57:500
1513900,0ktimers/0302421sleep12:36:260
1513800,0ktimers/0168431sleep11:16:590
1513730,0ktimers/0239651sleep12:01:090
525503720,0irq/11-sym53c8x130250irq/15-NE200009:11:340
1513680,0ktimers/0230961sleep11:53:400
525503640,0irq/11-sym53c8x130250irq/15-NE200012:31:530
525503620,0irq/11-sym53c8x130250irq/15-NE200009:25:400
525503590,0irq/11-sym53c8x130250irq/15-NE200009:56:520
525503560,0irq/11-sym53c8x130250irq/15-NE200012:16:070
525503550,0irq/11-sym53c8x130250irq/15-NE200010:33:160
525503550,0irq/11-sym53c8x130250irq/15-NE200008:37:050
525503540,0irq/11-sym53c8x130250irq/15-NE200011:38:380
486799352150,0cyclictest48-21kswapd008:21:130
1513520,0ktimers/052641sleep10:01:150
486799350154,0cyclictest15702-21munin-node11:11:090
1513500,0ktimers/0213591sleep11:42:460
486799344156,0cyclictest16215-21ssh11:13:080
525503430,0irq/11-sym53c8x130250irq/15-NE200012:01:300
525503420,0irq/11-sym53c8x130250irq/15-NE200007:51:070
525503350,0irq/11-sym53c8x130250irq/15-NE200008:32:510
486799334162,0cyclictest31099-21cron09:20:570
486799329136,0cyclictest4865-21cyclictest09:37:050
486799328173,0cyclictest8561-21sh10:20:570
525503260,0irq/11-sym53c8x130250irq/15-NE200010:25:510
1302503260,0irq/15-NE200052550irq/11-sym53c8xx12:44:100
486799325137,0cyclictest5847-21chrt07:21:270
486799324157,0cyclictest25524-21ssh12:08:170
486799323190,0cyclictest2775-21cut09:46:170
525503220,0irq/11-sym53c8x130250irq/15-NE200009:27:450
486799320171,0cyclictest28426-21sshd09:07:050
486799320165,0cyclictest0-21swapper08:46:240
486799319163,0cyclictest17628-21munin-node08:17:060
1302503190,0irq/15-NE200052550irq/11-sym53c8xx09:35:590
486799318161,0cyclictest7617-21cat07:31:240
486799317154,0cyclictest30156-21diskmemload12:16:510
486799316146,0cyclictest9570-21cat07:41:010
1513160,0ktimers/0168201chrt08:12:390
486799314173,0cyclictest4002-21ssh09:53:230
486799314118,0cyclictest13048-21ssh10:51:270
486799313165,0cyclictest7178-21sed10:11:210
486799312169,0cyclictest5094-21chrt07:16:310
486799312151,0cyclictest3198-21ssh09:49:530
525503110,0irq/11-sym53c8x130250irq/15-NE200007:41:130
486799311148,0cyclictest18811-21cut11:27:330
486799309178,0cyclictest6462-21grep07:26:170
486799307176,0cyclictest15130-21grep08:06:180
486799307142,0cyclictest25539-21if_eth108:52:450
486799303183,0cyclictest22654-21latency_hist08:41:080
486799303146,0cyclictest15040-21sed08:06:090
486799303144,0cyclictest12357-21grep10:47:330
486799303136,0cyclictest13162-21cpu07:56:530
486799301133,0cyclictest28995-21ssh12:29:130
525503000,0irq/11-sym53c8x130250irq/15-NE200008:27:070
486799299167,0cyclictest3460-21snmpd07:48:120
486799296135,0cyclictest9369-21sh10:26:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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