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2026-05-01 - 19:43
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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 Fri May 01, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152460,0ktimers/0327211sleep07:10:490
1514610,0ktimers/0133181sleep11:37:550
1514600,0ktimers/0212161sleep08:53:580
1514600,0ktimers/0177261sleep08:36:530
1514580,0ktimers/093661sleep07:59:570
525504480,0irq/11-sym53c8x130250irq/15-NE200012:45:180
1514450,0ktimers/0130481sleep08:16:120
1514380,0ktimers/0193661sleep12:17:490
1514370,0ktimers/0147751sleep11:47:120
1514350,0ktimers/0310631sleep09:56:300
1514330,0ktimers/0174101sleep12:04:350
1514320,0ktimers/0278921sleep09:33:020
1514310,0ktimers/072901sleep10:53:000
1302504300,0irq/15-NE200052550irq/11-sym53c8xx10:11:190
1302504250,0irq/15-NE200052550irq/11-sym53c8xx11:50:330
1514230,0ktimers/0189661sleep12:14:560
1514150,0ktimers/0206801sleep12:25:420
1302504120,0irq/15-NE200052550irq/11-sym53c8xx09:00:410
1514080,0ktimers/0267071sleep09:23:200
1514040,0ktimers/078261sleep07:50:140
1514010,0ktimers/0162301sleep08:31:050
1514000,0ktimers/0101601sleep11:16:330
1513900,0ktimers/0307791sleep09:54:460
525503890,0irq/11-sym53c8x130250irq/15-NE200011:05:440
525503890,0irq/11-sym53c8x130250irq/15-NE200007:30:240
525503840,0irq/11-sym53c8x130250irq/15-NE200008:27:080
1513810,0ktimers/040931sleep10:34:330
1513810,0ktimers/0204231sleep12:24:230
1513800,0ktimers/0114591sleep11:25:180
1513790,0ktimers/0141491sleep08:21:160
1302503780,0irq/15-NE200052550irq/11-sym53c8xx11:35:250
1513770,0ktimers/0291191sleep09:43:210
525503740,0irq/11-sym53c8x130250irq/15-NE200011:55:330
1513730,0ktimers/0119851sleep11:29:380
1302503690,0irq/15-NE200052550irq/11-sym53c8xx12:37:280
1513640,0ktimers/078601sleep10:57:420
1513580,0ktimers/022721sleep10:21:490
1513580,0ktimers/0216281sleep12:32:030
525503530,0irq/11-sym53c8x130250irq/15-NE200010:17:260
1513460,0ktimers/060551sleep07:41:160
1513370,0ktimers/0296551sleep09:47:340
1302503290,0irq/15-NE200052550irq/11-sym53c8xx10:00:370
1302503250,0irq/15-NE20000-21swapper10:46:270
1302503180,0irq/15-NE200052550irq/11-sym53c8xx07:20:060
1302503080,0irq/15-NE200052550irq/11-sym53c8xx09:35:400
1302503080,0irq/15-NE200052550irq/11-sym53c8xx09:05:470
525503020,0irq/11-sym53c8x5257-21ssh10:40:420
525503020,0irq/11-sym53c8x22033-21missed_timers08:56:490
1513000,0ktimers/03384-21wc07:26:590
525502980,0irq/11-sym53c8x130250irq/15-NE200007:25:150
525502920,0irq/11-sym53c8x18-21rcu_preempt08:10:390
525502890,0irq/11-sym53c8x912-21cyclictest11:10:480
525502870,0irq/11-sym53c8x19338-21mailstats08:45:370
525502800,0irq/11-sym53c8x130250irq/15-NE200007:51:360
1302502790,0irq/15-NE20000-21swapper08:04:070
1302502760,0irq/15-NE200019173-21ls08:45:160
1302502700,0irq/15-NE20000-21swapper09:17:310
1512660,0ktimers/05035-21nfs_client07:36:230
525502650,0irq/11-sym53c8x21546-21kworker/u4:1+flush-8:008:05:580
1302502640,0irq/15-NE200014458-21munin-run11:45:150
1302502630,0irq/15-NE20004450-21sh10:36:320
1302502610,0irq/15-NE200018019-21ssh12:09:320
1302502570,0irq/15-NE200032516-21runrttasks10:05:480
91599256106,0cyclictest0-21swapper09:28:590
525502560,0irq/11-sym53c8x3212-21cron10:30:090
1512530,0ktimers/025332-21cron09:15:060
525502520,0irq/11-sym53c8x8728-21sendmail-msp11:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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