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2026-03-16 - 06:54
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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 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon Mar 16, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152890,0ktimers/036121sleep19:08:300
1514440,0ktimers/0191951sleep23:33:460
1302504400,0irq/15-NE200052550irq/11-sym53c8xx22:03:200
525504150,0irq/11-sym53c8x130250irq/15-NE200021:56:310
1514100,0ktimers/0276421sleep00:28:450
1125814070,0sleep151ktimers/022:44:080
1513990,0ktimers/0271741sleep00:25:090
525503860,0irq/11-sym53c8x130250irq/15-NE200022:35:090
451099373195,0cyclictest8753-21sshd22:29:570
525503690,0irq/11-sym53c8x130250irq/15-NE200000:20:040
1513680,0ktimers/0193211chrt20:23:180
1513670,0ktimers/0321951sleep21:33:130
1513660,0ktimers/0134751sleep19:54:440
525503600,0irq/11-sym53c8x130250irq/15-NE200020:54:460
1513590,0ktimers/0272361sleep21:03:060
525503580,0irq/11-sym53c8x130250irq/15-NE200023:53:300
1513570,0ktimers/0194351sleep20:23:350
1513560,0ktimers/049891sleep22:05:260
1513540,0ktimers/0259061sleep00:17:410
451099345158,0cyclictest16777-21ssh23:18:540
1302503400,0irq/15-NE200052550irq/11-sym53c8xx21:15:040
525503390,0irq/11-sym53c8x130250irq/15-NE200023:40:270
451099329215,0cyclictest0-21swapper21:26:370
1513230,0ktimers/0154171sleep23:11:040
1302503220,0irq/15-NE200052550irq/11-sym53c8xx19:45:050
451099320129,0cyclictest23288-21ssh23:59:380
451099317154,0cyclictest34-1kworker/0:1H-kblockd19:28:210
451099316211,0cyclictest1719-21latency_hist21:43:340
451099316144,0cyclictest16056-21ssh23:14:470
451099315193,0cyclictest20640-21grep20:28:590
451099314195,0cyclictest12557-21sed22:54:250
451099310196,0cyclictest28630-21ssh00:35:090
451099308168,0cyclictest28017-21cron21:08:040
451099308159,0cyclictest3439-21nscd21:33:590
451099307199,0cyclictest22067-21ssh23:50:340
1302503070,0irq/15-NE200052550irq/11-sym53c8xx20:49:090
451099306203,0cyclictest5750-21munin-node19:33:140
525503050,0irq/11-sym53c8x130250irq/15-NE200022:09:030
1302503050,0irq/15-NE200052550irq/11-sym53c8xx20:06:410
525503030,0irq/11-sym53c8x130250irq/15-NE200019:38:150
1302503020,0irq/15-NE200052550irq/11-sym53c8xx23:03:130
451099300232,0cyclictest52550irq/11-sym53c8xx21:43:130
451099300194,0cyclictest11987-21ssh22:50:240
451099299191,0cyclictest6617-21cut19:24:060
451099298128,0cyclictest3729-21runrttasks20:13:250
451099297177,0cyclictest30555-21chrt21:22:090
451099297139,0cyclictest34-1kworker/0:1H+kblockd00:38:310
451099297108,0cyclictest2432-21ssh21:49:040
451099294135,0cyclictest3460-21snmpd19:16:100
451099293159,0cyclictest25091-21chrt00:10:270
1512930,0ktimers/0210141sleep23:43:500
451099291180,0cyclictest3460-21snmpd22:23:320
451099290184,0cyclictest23600-21munin-node20:43:150
451099290142,0cyclictest18664-21cut23:30:130
451099289183,0cyclictest9823-21kworker/u4:0+rpciod22:39:480
451099289180,0cyclictest4508-21cyclictest20:09:480
451099286159,0cyclictest14651-21aten_r3power_en19:59:540
451099285161,0cyclictest6322-21aten_r3power_cu22:13:310
451099282152,0cyclictest28197-21uname21:08:280
451099282120,0cyclictest21562-21ntpd19:49:450
451099280154,0cyclictest17809-21ssh23:25:260
1302502790,0irq/15-NE200052550irq/11-sym53c8xx00:05:350
45109927496,0cyclictest23997-21cron20:48:040
451099273172,0cyclictest14716-21ssh23:08:110
451099273163,0cyclictest0-21swapper22:20:350
451099268138,0cyclictest21548-21cut20:33:240
451099262139,0cyclictest5791-21which19:18:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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