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2026-07-03 - 08:13
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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 the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Jul 03, 2026 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151153070,0ktimers/0219061sleep19:13:100
525504580,0irq/11-sym53c8x130250irq/15-NE200020:33:410
525504490,0irq/11-sym53c8x130250irq/15-NE200019:28:040
525504450,0irq/11-sym53c8x130250irq/15-NE200000:47:520
1514360,0ktimers/046671chrt23:18:000
1514280,0ktimers/0107741sleep20:53:180
1514250,0ktimers/0198371sleep21:39:300
525504230,0irq/11-sym53c8x130250irq/15-NE200020:03:180
1514140,0ktimers/0142101sleep00:09:070
1514130,0ktimers/0317311sleep22:48:460
525504100,0irq/11-sym53c8x130250irq/15-NE200019:18:150
1514040,0ktimers/0289391sleep22:32:190
525504010,0irq/11-sym53c8x130250irq/15-NE200000:39:120
525503900,0irq/11-sym53c8x130250irq/15-NE200022:16:330
525503900,0irq/11-sym53c8x130250irq/15-NE200022:06:130
1513810,0ktimers/097561sleep23:44:380
525503800,0irq/11-sym53c8x130250irq/15-NE200020:58:480
525503720,0irq/11-sym53c8x130250irq/15-NE200021:45:220
525503690,0irq/11-sym53c8x130250irq/15-NE200022:54:200
2278599368154,0cyclictest18194-21ssh21:30:110
1513650,0ktimers/0163721sleep00:24:130
525503640,0irq/11-sym53c8x130250irq/15-NE200019:53:380
2278599358167,0cyclictest11517-21cpu23:54:230
2278599356118,0cyclictest15423-21sh00:17:430
2278599352158,0cyclictest13213-21modprobe00:03:390
2278599350160,0cyclictest7920-21needreboot20:39:110
525503450,0irq/11-sym53c8x130250irq/15-NE200021:21:170
2278599342158,0cyclictest4220-21awk23:14:430
1302503360,0irq/15-NE200052550irq/11-sym53c8xx20:23:160
2278599331129,0cyclictest2729-21chrt23:07:510
525503300,0irq/11-sym53c8x130250irq/15-NE200022:59:270
2278599330144,0cyclictest9017-21processes20:44:120
2278599329147,0cyclictest894-21jbd2/sda1-820:28:010
2278599328127,0cyclictest5758-21rm23:23:310
1302503280,0irq/15-NE200052550irq/11-sym53c8xx21:34:530
1513230,0ktimers/0153821sleep21:14:070
2278599319146,0cyclictest15888-21sh00:21:190
2278599319134,0cyclictest17550-21sendmail-msp21:27:510
2278599316157,0cyclictest8550-21sh23:38:300
2278599315155,0cyclictest27693-21apt-get22:23:450
2278599313195,0cyclictest3435-21nscd22:34:400
2278599313193,0cyclictest29714-21cut19:49:330
2278599313131,0cyclictest4073-21kworker/u4:3+flush-8:022:08:140
2278599309150,0cyclictest2475-21chrt20:14:110
525503080,0irq/11-sym53c8x130250irq/15-NE200021:58:370
2278599308205,0cyclictest7757-21ssh23:34:190
2278599306168,0cyclictest28040-21df19:43:280
2278599306155,0cyclictest230151chrt21:57:030
2278599304139,0cyclictest10683-21kworker/u4:3+rpciod23:51:110
2278599303119,0cyclictest17422-21ssh00:29:340
2278599303106,0cyclictest3385-21ssh23:10:230
525503020,0irq/11-sym53c8x130250irq/15-NE200019:38:170
2278599302157,0cyclictest48-21kswapd022:38:390
2278599302138,0cyclictest27093-21rm22:19:230
1513020,0ktimers/0312411sleep22:45:440
2278599301182,0cyclictest31272-21apt-get19:58:260
2278599298134,0cyclictest18165-21modprobe00:33:390
2278599294139,0cyclictest12836-21aten_r3power_cu21:03:000
2278599293148,0cyclictest3460-21snmpd21:49:440
2278599293136,0cyclictest844-21mailstats20:08:030
2278599292130,0cyclictest12167-21mailstats23:58:070
2278599291168,0cyclictest13884-21which21:07:570
2278599291128,0cyclictest24583-21open_inodes19:27:550
2278599289157,0cyclictest25852-21sh19:33:120
2278599289127,0cyclictest10543-21ls20:52:430
2278599288177,0cyclictest3434-21nscd23:32:430
2278599283121,0cyclictest3955-21chrt20:21:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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