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2026-08-05 - 08:58
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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 Aug 05, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152400,0ktimers/0190241sleep19:14:110
1514250,0ktimers/090211sleep21:29:310
525504180,0irq/11-sym53c8x130250irq/15-NE200020:39:330
1514160,0ktimers/0108881sleep21:43:000
1513970,0ktimers/0121271sleep21:50:070
1513940,0ktimers/0294661sleep20:19:070
525503900,0irq/11-sym53c8x130250irq/15-NE200021:14:150
1513890,0ktimers/043531sleep00:35:390
525503870,0irq/11-sym53c8x130250irq/15-NE200023:45:440
2003799382326,0cyclictest29331sleep00:26:000
525503780,0irq/11-sym53c8x130250irq/15-NE200022:45:010
525503770,0irq/11-sym53c8x130250irq/15-NE200020:27:060
1302503720,0irq/15-NE200052550irq/11-sym53c8xx23:19:590
525503690,0irq/11-sym53c8x130250irq/15-NE200019:29:430
2003799366158,0cyclictest20996-21munin-node22:36:350
2003799364195,0cyclictest34-1kworker/0:1H+kblockd23:04:300
2003799356147,0cyclictest22140-21apt-get23:00:150
2003799346137,0cyclictest30258-21ssh23:52:550
2003799343187,0cyclictest26391-21ssh23:25:000
2003799343139,0cyclictest7347-21diskmemload22:24:150
2003799343130,0cyclictest5106-21switchtime21:05:150
2003799342167,0cyclictest3501-21grep20:55:110
2003799341144,0cyclictest2002-21chrt20:49:110
2003799340158,0cyclictest20476-21open_files19:20:150
2003799337186,0cyclictest34-1kworker/0:1H+kblockd22:14:300
1513370,0ktimers/0177091sleep22:31:410
2003799334188,0cyclictest6144-21awk00:45:310
2003799334163,0cyclictest20482-21ssh22:49:300
2003799334161,0cyclictest14676-21ssh22:09:180
2003799333190,0cyclictest30012-21nfs_client20:20:260
2003799330178,0cyclictest30543-21aten_r3power_cu23:54:330
2003799329157,0cyclictest7347-21diskmemload00:21:070
2003799328205,0cyclictest5156-21apt-get00:40:080
2003799328158,0cyclictest11066-21ssh21:44:230
2003799328153,0cyclictest4375-21cut21:00:230
2003799328143,0cyclictest27215-21basename20:04:190
2003799327149,0cyclictest7551-21ssh21:19:430
2003799326156,0cyclictest1034-21cut00:15:510
2003799326141,0cyclictest24399-21latency_hist23:14:190
2003799325150,0cyclictest28294-21ls23:39:150
2003799325150,0cyclictest21460-21df_inode22:55:550
2003799324158,0cyclictest17363-21sendmail-msp22:29:110
2003799324157,0cyclictest25235-21nfs_client19:50:280
2003799321147,0cyclictest23831-21cut23:09:310
2003799320140,0cyclictest8662-21ssh21:26:590
2003799319184,0cyclictest32508-21sendmail-msp00:09:110
2003799319124,0cyclictest19235-21ssh22:41:550
2003799318146,0cyclictest4033-21munin-node00:34:150
2003799318145,0cyclictest27648-21sh23:34:030
2003799318143,0cyclictest26315-21runrttasks19:59:110
1302503180,0irq/15-NE200052550irq/11-sym53c8xx19:29:110
2003799316191,0cyclictest28205-21grep20:10:020
2003799316157,0cyclictest2046-21latency_hist20:49:150
2003799316146,0cyclictest316-21chrt00:10:590
2003799315138,0cyclictest31887-21ssh00:04:110
1302503140,0irq/15-NE200052550irq/11-sym53c8xx19:47:540
2003799313142,0cyclictest13300-21chrt21:59:470
2003799313141,0cyclictest22412-21open_inodes19:34:150
2003799313140,0cyclictest28534-21ssh23:40:550
2003799313140,0cyclictest26399-21sed19:59:190
2003799313136,0cyclictest15002-21ssh22:11:390
2003799313133,0cyclictest10021-21sh21:38:230
2003799312161,0cyclictest0-21swapper19:42:580
2003799309139,0cyclictest12870-21ssh21:56:310
2003799308138,0cyclictest6242-21missed_timers21:10:590
2003799306136,0cyclictest31769-21awk20:35:070
2003799304171,0cyclictest31485-21ls20:34:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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