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2026-05-20 - 06:15
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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 Wed May 20, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152260,0ktimers/0157781sleep19:13:310
1514490,0ktimers/0211191sleep19:41:170
1514420,0ktimers/0183321sleep22:14:560
1514410,0ktimers/034271sleep20:51:020
1514340,0ktimers/051381sleep00:18:390
1514310,0ktimers/0222371sleep19:46:240
525504180,0irq/11-sym53c8x130250irq/15-NE200021:22:360
1514040,0ktimers/095361sleep21:18:560
525503800,0irq/11-sym53c8x130250irq/15-NE200020:26:220
1513790,0ktimers/0251161sleep22:56:380
525503750,0irq/11-sym53c8x130250irq/15-NE200021:44:370
525503700,0irq/11-sym53c8x130250irq/15-NE200023:41:240
1302503640,0irq/15-NE200052550irq/11-sym53c8xx19:52:120
1513620,0ktimers/0274271sleep20:10:370
1302503560,0irq/15-NE200052550irq/11-sym53c8xx22:34:590
525503550,0irq/11-sym53c8x130250irq/15-NE200022:11:110
1302503550,0irq/15-NE200052550irq/11-sym53c8xx21:46:260
1513540,0ktimers/0303911sleep23:31:470
1513520,0ktimers/0155971sleep21:55:140
525503500,0irq/11-sym53c8x130250irq/15-NE200019:31:520
525503490,0irq/11-sym53c8x130250irq/15-NE200000:46:040
1513420,0ktimers/0285591sleep20:16:040
525503400,0irq/11-sym53c8x130250irq/15-NE200021:03:030
1513360,0ktimers/075511sleep21:07:540
1595099334146,0cyclictest5587-21latency_hist21:01:000
1302503300,0irq/15-NE200052550irq/11-sym53c8xx22:27:010
1595099327169,0cyclictest34-1kworker/0:1H+kblockd23:01:200
1595099326143,0cyclictest31468-21cut23:37:330
525503250,0irq/11-sym53c8x130250irq/15-NE200019:16:310
1302503210,0irq/15-NE200052550irq/11-sym53c8xx00:33:160
1595099320157,0cyclictest26361-21sh20:05:550
1302503200,0irq/15-NE200052550irq/11-sym53c8xx21:56:220
1595099319173,0cyclictest20204-21basename19:36:520
1513150,0ktimers/0301061sleep23:30:430
1513140,0ktimers/0223761sleep22:40:220
1595099312150,0cyclictest3460-21snmpd20:31:560
1595099312131,0cyclictest16887-21ssh22:05:560
525503100,0irq/11-sym53c8x130250irq/15-NE200021:40:050
1595099309172,0cyclictest48-21kswapd023:46:540
1595099308170,0cyclictest894-21jbd2/sda1-820:51:060
1595099307159,0cyclictest17720-21sendmail-msp19:26:010
1595099306155,0cyclictest20008-21sendmail-msp22:26:050
1595099306109,0cyclictest6695-21munin-node00:31:120
1595099305145,0cyclictest27970-21cron23:15:560
1302503040,0irq/15-NE200052550irq/11-sym53c8xx00:12:230
1595099303137,0cyclictest0-21swapper23:21:520
525503020,0irq/11-sym53c8x130250irq/15-NE200019:27:510
1595099302184,0cyclictest1831-21wget20:41:510
1595099302165,0cyclictest12060-21awk21:36:100
1595099301197,0cyclictest2411-21mailstats00:01:190
1595099301133,0cyclictest10834-21latency_hist21:26:230
1595099299148,0cyclictest27463-21tr23:11:170
1595099299147,0cyclictest0-21swapper23:20:180
1595099298158,0cyclictest24440-21sh22:51:240
1595099297127,0cyclictest23068-21chrt22:43:110
1595099296121,0cyclictest29815-21grep20:21:280
1595099295143,0cyclictest8819-21diskmemload00:22:080
1595099294175,0cyclictest23626-21sh22:46:510
1595099292188,0cyclictest7888-21aten_r3power_cu21:11:150
1595099291111,0cyclictest7693-21date00:36:250
1595099289136,0cyclictest0-21swapper20:37:560
1595099288128,0cyclictest2114-21ssh23:59:250
159509928561,0cyclictest894-21jbd2/sda1-819:56:030
1595099285129,0cyclictest1147-21ssh23:51:270
1595099285120,0cyclictest3331-21chrt00:09:160
1595099284158,0cyclictest29197-21timerandwakeup20:17:280
1595099283106,0cyclictest0-21swapper22:20:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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