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2026-03-30 - 17:13
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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 all highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon Mar 30, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151155730,0ktimers/0167201sleep07:13:430
525504800,0irq/11-sym53c8x130250irq/15-NE200011:20:090
1302504590,0irq/15-NE200014988-21kworker/u4:0+xprtiod11:02:300
525504560,0irq/11-sym53c8x130250irq/15-NE200008:14:030
1514480,0ktimers/0247101sleep07:54:380
1361414450,0sleep151ktimers/009:57:370
525504430,0irq/11-sym53c8x130250irq/15-NE200010:49:400
1514370,0ktimers/043291sleep09:00:130
525504270,0irq/11-sym53c8x130250irq/15-NE200008:23:450
525504140,0irq/11-sym53c8x130250irq/15-NE200010:29:000
1514130,0ktimers/088541sleep09:25:290
525504110,0irq/11-sym53c8x130250irq/15-NE200011:07:000
525504070,0irq/11-sym53c8x130250irq/15-NE200010:19:430
31086140646,0sleep151ktimers/008:30:050
525504010,0irq/11-sym53c8x130250irq/15-NE200012:20:080
525503940,0irq/11-sym53c8x130250irq/15-NE200009:31:050
1302503680,0irq/15-NE200052550irq/11-sym53c8xx09:18:460
525503590,0irq/11-sym53c8x130250irq/15-NE200010:00:450
1513520,0ktimers/0255081sleep11:10:460
1302503490,0irq/15-NE200052550irq/11-sym53c8xx07:48:540
1513470,0ktimers/085671sleep09:23:470
1513470,0ktimers/0201841sleep10:36:410
1513450,0ktimers/0316381sleep11:50:110
1302503450,0irq/15-NE20008122-21kworker/u4:2+xprtiod10:07:070
1513400,0ktimers/025431sleep12:12:250
525503390,0irq/11-sym53c8x130250irq/15-NE200012:29:360
1302503370,0irq/15-NE200052550irq/11-sym53c8xx09:34:410
29672133524,0sleep151ktimers/011:37:310
525503260,0irq/11-sym53c8x130250irq/15-NE200009:50:190
1672599323255,0cyclictest6216-21kworker/0:2+events09:44:350
1302503230,0irq/15-NE200052550irq/11-sym53c8xx10:09:480
1107913150,0sleep151ktimers/009:39:010
525503010,0irq/11-sym53c8x130250irq/15-NE200011:14:410
525502970,0irq/11-sym53c8x130250irq/15-NE200010:39:140
2893012930,0sleep151ktimers/011:33:530
1512920,0ktimers/07004-21diskmemload10:14:080
1302502900,0irq/15-NE200052550irq/11-sym53c8xx11:48:060
692212880,0chrt151ktimers/012:40:320
1302502850,0irq/15-NE200052550irq/11-sym53c8xx08:43:580
1302502820,0irq/15-NE20005973-21ssh12:34:300
30751128181,0sleep30756-21latency_hist11:44:010
525502800,0irq/11-sym53c8x130250irq/15-NE200011:28:530
1512800,0ktimers/0303441sleep08:25:190
525502750,0irq/11-sym53c8x130250irq/15-NE200008:49:240
2748127063,0sleep2740-21munin-node08:53:560
1672599266102,0cyclictest3376-21syslogd08:38:420
1672599263108,0cyclictest0-21swapper11:59:260
1672599262127,0cyclictest19554-21latency_hist07:28:520
1302502620,0irq/15-NE200021156-21latency_hist10:44:120
1302502590,0irq/15-NE200027548-21cut08:09:130
1672599258102,0cyclictest0-21swapper11:56:360
1302502580,0irq/15-NE20003465-21lldpd12:05:430
525502570,0irq/11-sym53c8x26552-21sed08:04:380
1302502570,0irq/15-NE20003729-21runrttasks10:27:260
1302502570,0irq/15-NE200023454-21wc10:58:530
525502560,0irq/11-sym53c8x2949-21ssh12:14:420
1302502540,0irq/15-NE20003437-21nscd09:09:130
525502530,0irq/11-sym53c8x20717-21cut07:33:540
1302502530,0irq/15-NE200022581-21latency_hist07:43:550
1302502520,0irq/15-NE200023170-21pluginstate07:45:200
1302502510,0irq/15-NE20004471-21sh12:25:030
1302502500,0irq/15-NE20004828-21latency_hist09:04:000
525502490,0irq/11-sym53c8x19906-21tr07:29:420
1302502480,0irq/15-NE20001539-21missed_timers08:45:370
1302502460,0irq/15-NE200017983-21nfs_client07:19:080
1302502450,0irq/15-NE200025713-21apt-get07:59:180
1302502440,0irq/15-NE200016829-21munin-node07:14:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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