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2026-04-08 - 10:28
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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 Apr 08, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152090,0ktimers/0122901sleep19:09:590
525504550,0irq/11-sym53c8x130250irq/15-NE200020:09:150
1514460,0ktimers/0262131sleep23:30:290
525504440,0irq/11-sym53c8x130250irq/15-NE200023:15:050
1514410,0ktimers/0158101sleep22:25:180
525504320,0irq/11-sym53c8x130250irq/15-NE200022:54:280
525504230,0irq/11-sym53c8x130250irq/15-NE200022:03:200
525504170,0irq/11-sym53c8x130250irq/15-NE200021:52:090
1302504150,0irq/15-NE200052550irq/11-sym53c8xx00:01:350
525504110,0irq/11-sym53c8x130250irq/15-NE200020:29:170
1514110,0ktimers/071871sleep21:27:220
525503890,0irq/11-sym53c8x130250irq/15-NE200019:51:050
27358138645,0sleep151ktimers/020:23:320
1302503790,0irq/15-NE200052550irq/11-sym53c8xx22:39:260
1513750,0ktimers/0146081sleep19:24:360
1513720,0ktimers/0287891sleep23:47:310
525503700,0irq/11-sym53c8x130250irq/15-NE200023:29:050
5416136854,0sleep151ktimers/021:13:050
1513620,0ktimers/0236471sleep20:05:350
525503600,0irq/11-sym53c8x130250irq/15-NE200020:44:300
525503550,0irq/11-sym53c8x130250irq/15-NE200000:22:110
1513450,0ktimers/0192931sleep22:46:490
1302503440,0irq/15-NE200052550irq/11-sym53c8xx23:04:160
525503430,0irq/11-sym53c8x130250irq/15-NE200023:44:250
1513340,0ktimers/084531sleep21:34:470
1513340,0ktimers/0127431chrt19:14:140
525503290,0irq/11-sym53c8x130250irq/15-NE200022:32:100
1302503280,0irq/15-NE200052550irq/11-sym53c8xx00:19:060
525503260,0irq/11-sym53c8x130250irq/15-NE200000:39:240
525503250,0irq/11-sym53c8x130250irq/15-NE200023:20:170
1302503230,0irq/15-NE200052550irq/11-sym53c8xx23:52:500
1302503180,0irq/15-NE200030216-21kworker/u4:1+xprtiod22:14:230
1302503160,0irq/15-NE200052550irq/11-sym53c8xx20:04:160
2284613110,0sleep151ktimers/023:10:120
1513110,0ktimers/0131201sleep22:05:460
326513090,0sleep151ktimers/000:32:110
1302503090,0irq/15-NE200052550irq/11-sym53c8xx00:29:080
2009713070,0sleep151ktimers/022:51:130
1302503070,0irq/15-NE200052550irq/11-sym53c8xx00:34:420
525503040,0irq/11-sym53c8x130250irq/15-NE200000:05:310
1513040,0ktimers/0168271sleep19:34:500
1302503020,0irq/15-NE200052550irq/11-sym53c8xx20:49:220
3144130076,0sleep0-21swapper21:01:490
1512930,0ktimers/0275861sleep20:24:310
126729929278,0cyclictest21051-21cut19:54:220
1302502910,0irq/15-NE200052550irq/11-sym53c8xx22:19:460
525502900,0irq/11-sym53c8x130250irq/15-NE200020:34:490
1187512900,0sleep151ktimers/021:58:410
1512890,0ktimers/082201sleep21:33:370
525502860,0irq/11-sym53c8x130250irq/15-NE200021:44:350
525502810,0irq/11-sym53c8x130250irq/15-NE200019:22:070
1302502790,0irq/15-NE200052550irq/11-sym53c8xx19:42:080
525502760,0irq/11-sym53c8x3729-21runrttasks00:11:000
6707127425,0sleep6709-21sh21:23:470
6166126928,0sleep6174-21latency_hist21:19:180
1302502690,0irq/15-NE200052550irq/11-sym53c8xx20:15:470
525502660,0irq/11-sym53c8x22560-21cron23:09:050
1302502650,0irq/15-NE20009793-21latency_hist21:44:290
525502640,0irq/11-sym53c8x130250irq/15-NE200021:05:450
1302502640,0irq/15-NE20003460-21snmpd22:19:140
1302502640,0irq/15-NE200016202-21sshd19:30:460
1932126261,0sleep1938-21grep20:55:230
1302502620,0irq/15-NE200030530-21open_inodes23:59:200
1302502620,0irq/15-NE200027132-21ssh23:36:120
525502590,0irq/11-sym53c8x19166-21cut19:45:180
525502560,0irq/11-sym53c8x12670-21cyclictest22:34:410
1302502550,0irq/15-NE200030730-21munin-node20:39:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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