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2026-08-14 - 16:05
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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 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Aug 14, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153020,0ktimers/0122671sleep07:14:300
1514510,0ktimers/034791sleep09:05:240
1514500,0ktimers/0323181sleep08:48:570
1514290,0ktimers/0206111chrt07:54:450
525504250,0irq/11-sym53c8x130250irq/15-NE200011:49:340
525504090,0irq/11-sym53c8x130250irq/15-NE200011:40:230
525503950,0irq/11-sym53c8x130250irq/15-NE200010:59:270
525503820,0irq/11-sym53c8x130250irq/15-NE200012:04:440
1513820,0ktimers/0291081sleep08:34:240
1302503820,0irq/15-NE200052550irq/11-sym53c8xx10:11:510
525503800,0irq/11-sym53c8x130250irq/15-NE200010:37:590
1513780,0ktimers/082231sleep09:30:370
1302503780,0irq/15-NE200052550irq/11-sym53c8xx12:31:120
525503770,0irq/11-sym53c8x130250irq/15-NE200008:55:120
1513750,0ktimers/0166631sleep10:23:070
1513740,0ktimers/052271sleep12:27:420
1302503740,0irq/15-NE200052550irq/11-sym53c8xx12:15:230
525503720,0irq/11-sym53c8x130250irq/15-NE200008:51:260
1302503700,0irq/15-NE200052550irq/11-sym53c8xx10:54:350
1513640,0ktimers/0113751sleep09:51:510
1328299360168,0cyclictest2015-21latency_hist12:09:260
525503540,0irq/11-sym53c8x130250irq/15-NE200008:00:040
525503520,0irq/11-sym53c8x130250irq/15-NE200009:11:250
1513520,0ktimers/0234061sleep11:03:240
525503490,0irq/11-sym53c8x130250irq/15-NE200011:16:250
1302503460,0irq/15-NE200052550irq/11-sym53c8xx09:15:250
525503450,0irq/11-sym53c8x130250irq/15-NE200011:25:220
525503430,0irq/11-sym53c8x130250irq/15-NE200008:25:590
1302503430,0irq/15-NE200052550irq/11-sym53c8xx11:04:460
1513410,0ktimers/0241481sleep08:10:380
1328299337195,0cyclictest17943-21ssh10:31:280
525503360,0irq/11-sym53c8x130250irq/15-NE200009:40:150
1328299336133,0cyclictest25031-21cron11:14:260
1328299335146,0cyclictest3829-21ssh12:20:230
1302503330,0irq/15-NE200052550irq/11-sym53c8xx11:55:270
1328299328141,0cyclictest8095-21ssh12:45:180
1328299324187,0cyclictest2067-21latency_hist08:59:350
1328299324150,0cyclictest15931-21cat10:19:360
1328299318186,0cyclictest13565-21cpu10:06:070
1328299316151,0cyclictest11059-21ssh09:49:460
1328299314156,0cyclictest20448-21awk07:54:260
525503130,0irq/11-sym53c8x130250irq/15-NE200008:05:230
1328299312189,0cyclictest13510-21apt-get07:19:590
1328299312186,0cyclictest19411-21ssh10:40:010
1328299312152,0cyclictest2136-21ssh12:09:540
1328299312143,0cyclictest31331-21ssh11:50:100
1513110,0ktimers/0290751sleep11:37:080
1328299309186,0cyclictest7350-21ssh09:24:270
1328299309145,0cyclictest29988-21sort08:36:170
1302503070,0irq/15-NE200052550irq/11-sym53c8xx09:55:310
525503050,0irq/11-sym53c8x130250irq/15-NE200008:20:000
1328299305153,0cyclictest34-1kworker/0:1H+kblockd07:29:450
1328299305113,0cyclictest26166-21kworker/u4:3+rpciod12:34:540
1328299303137,0cyclictest19356-21munin-run07:49:310
1328299302145,0cyclictest17683-21awk07:40:410
1328299298134,0cyclictest26089-21cat11:19:500
1328299298113,0cyclictest16929-21ssh10:24:500
1328299295191,0cyclictest28389-21latency_hist11:34:260
1328299295181,0cyclictest20494-21ssh10:46:470
1328299293192,0cyclictest15022-21sendmail07:29:260
1328299291147,0cyclictest30376-21awk08:39:490
1328299289120,0cyclictest16419-21chrt07:35:190
1328299286149,0cyclictest24889-21munin-node08:15:170
1328299286116,0cyclictest8982-21chrt09:37:140
132829928577,0cyclictest7984-21sh09:29:260
1328299285124,0cyclictest7856-21ssh12:44:340
1328299275114,0cyclictest12976-21ssh10:02:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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