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2026-04-25 - 12:44
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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 Apr 24, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151154810,0ktimers/040911sleep07:11:250
1514750,0ktimers/0207911sleep08:40:190
1514590,0ktimers/0208101sleep12:10:340
525504460,0irq/11-sym53c8x130250irq/15-NE200010:35:020
1514360,0ktimers/059071sleep07:22:170
979814310,0sleep151ktimers/010:58:560
525504150,0irq/11-sym53c8x130250irq/15-NE200010:25:190
525504110,0irq/11-sym53c8x130250irq/15-NE200010:15:140
525503860,0irq/11-sym53c8x130250irq/15-NE200012:29:510
525503850,0irq/11-sym53c8x130250irq/15-NE200011:29:590
525503760,0irq/11-sym53c8x130250irq/15-NE200010:51:130
1513700,0ktimers/0309721chrt09:41:510
525503570,0irq/11-sym53c8x130250irq/15-NE200007:51:420
1302503550,0irq/15-NE20005968-21kworker/u4:1+xprtiod11:57:220
525503390,0irq/11-sym53c8x130250irq/15-NE200010:02:050
525503350,0irq/11-sym53c8x130250irq/15-NE200009:05:030
1302503340,0irq/15-NE200052550irq/11-sym53c8xx09:35:570
525503270,0irq/11-sym53c8x130250irq/15-NE200010:20:430
525503210,0irq/11-sym53c8x130250irq/15-NE200010:45:110
525503170,0irq/11-sym53c8x130250irq/15-NE200010:35:450
1302503140,0irq/15-NE200052550irq/11-sym53c8xx12:15:510
525503130,0irq/11-sym53c8x130250irq/15-NE200012:36:140
525503110,0irq/11-sym53c8x130250irq/15-NE200008:35:000
1302503070,0irq/15-NE200010188-21ssh11:01:110
1302503030,0irq/15-NE200052550irq/11-sym53c8xx11:53:350
525503010,0irq/11-sym53c8x130250irq/15-NE200012:44:490
1513010,0ktimers/0290411sleep09:30:170
1302502940,0irq/15-NE200052550irq/11-sym53c8xx08:11:170
1512880,0ktimers/011158-21ssh11:07:140
525502850,0irq/11-sym53c8x130250irq/15-NE200012:07:050
1512830,0ktimers/016039-21munin-node11:40:010
43229928299,0cyclictest0-21swapper08:45:580
1302502820,0irq/15-NE200052550irq/11-sym53c8xx11:30:380
13790127528,0sleep13792-21sshd11:24:170
525502740,0irq/11-sym53c8x130250irq/15-NE200008:40:000
24250127327,0sleep24248-21ssh12:34:560
2872012680,0sleep151ktimers/009:28:140
12204126728,0sleep12212-21nfs_client07:56:040
1302502650,0irq/15-NE200052550irq/11-sym53c8xx11:41:470
1302502650,0irq/15-NE200052550irq/11-sym53c8xx08:26:200
525502640,0irq/11-sym53c8x130250irq/15-NE200007:44:470
1302502640,0irq/15-NE200013481-21kworker/u4:0+rpciod12:04:070
8166126328,0sleep8167-21ssh10:47:480
432299261109,0cyclictest0-21swapper10:09:330
25896125924,0sleep25912-21df09:10:360
1302502570,0irq/15-NE200052550irq/11-sym53c8xx11:17:460
9956125652,0sleep9963-21date07:45:070
1328112550,0sleep151ktimers/008:01:030
1302502540,0irq/15-NE20003465-21lldpd08:59:310
43229925090,0cyclictest3434-21nscd12:24:580
525502470,0irq/11-sym53c8x130250irq/15-NE200009:24:570
1512470,0ktimers/026725-21diskmemload09:54:590
1512460,0ktimers/026926-21ssh09:15:420
43229924586,0cyclictest26725-21diskmemload09:49:510
1512450,0ktimers/03042-21ssh10:11:420
43229924390,0cyclictest0-21swapper11:46:010
1302502430,0irq/15-NE200022597-21munin-node08:50:570
1302502420,0irq/15-NE200014964-21latency_hist08:09:550
432299239101,0cyclictest0-21swapper07:25:260
1302502360,0irq/15-NE20008514-21runrttasks07:36:100
43229923577,0cyclictest0-21swapper11:14:020
43229923487,0cyclictest646-21ssh09:56:190
43229923471,0cyclictest20-21rcuc/007:16:140
432299232112,0cyclictest78531chrt07:33:150
432299232107,0cyclictest3729-21runrttasks09:06:040
1302502310,0irq/15-NE200017795-21chrt08:22:510
16688122228,0sleep16694-21munin-node08:16:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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