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2026-08-16 - 04:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7.osadl.org (updated Sun Aug 16, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19251224502214,88sleep00-21swapper19:01:040
193629910117,44cyclictest14371-21memory00:28:040
193629910117,21cyclictest5635-21df_inode00:02:430
193629910115,64cyclictest5371-21ssh22:27:250
193629910017,44cyclictest14640-21ssh21:19:140
193629910017,24cyclictest8773-21fw_conntrack21:02:500
193629910015,63cyclictest3172-21ssh22:21:070
193629910015,46cyclictest30989-21df22:07:320
193629910014,44cyclictest17408-21df23:02:290
193629910012,65cyclictest4038-21ssh23:58:000
19362999929,58cyclictest0-21swapper23:25:110
19362999918,61cyclictest29006-21apt-get22:02:070
19362999918,59cyclictest22842-21memory23:18:050
19362999916,44cyclictest15802-21memory21:23:040
19362999916,43cyclictest28241-21users21:58:380
19362999915,45cyclictest3315-21ssh23:56:070
19362999914,64cyclictest24500-21ssh21:48:210
19362999913,65cyclictest13698-21apt-get22:51:570
19362999913,23cyclictest10663-21fw_conntrack22:42:470
19362999910,52cyclictest20712-21ssh21:37:320
19362999910,27cyclictest26278-21ssh21:53:250
19362999910,27cyclictest11800-21ssh00:20:430
19362999829,50cyclictest0-21swapper23:50:450
19362999824,56cyclictest0-21swapper22:13:190
19362999818,44cyclictest27492-21df19:47:160
19362999815,44cyclictest7214-21df_inode22:32:400
19362999815,23cyclictest17939-21users21:28:380
19362999814,52cyclictest0-21swapper00:08:360
19362999814,46cyclictest3458-21ssh22:22:080
1936299979,65cyclictest3150-21ls20:32:120
1936299979,26cyclictest20236-21ssh21:36:260
19362999733,48cyclictest0-21swapper00:25:140
19362999718,23cyclictest29100-21apt-get19:57:020
19362999717,58cyclictest9172-21irqstats00:13:020
19362999715,62cyclictest15893-21irqstats22:58:010
19362999714,64cyclictest12456-21irqstats22:48:000
19362999616,41cyclictest22527-21fw_conntrack21:42:490
19362999615,22cyclictest28094-21ssh23:33:220
19362999613,65cyclictest11052-21ssh21:08:360
19362999613,62cyclictest9744-21ssh22:39:390
19362999516,61cyclictest21049-21irqstats23:12:590
19362999516,61cyclictest12388-21memory21:13:090
19362999516,58cyclictest30394-21memory20:02:350
19362999515,60cyclictest26312-21cat19:41:480
19362999512,61cyclictest19549-21grep23:08:220
19362999510,66cyclictest26691-21vmstat23:28:390
1936299949,26cyclictest29179-21ssh23:37:020
1936299948,66cyclictest6449-21munin-run20:51:470
19362999411,25cyclictest32044-21ssh23:44:440
19362999314,39cyclictest1480-21irqstats20:22:310
19362999216,57cyclictest8264-21munin-run21:01:470
19362999131,38cyclictest4761-21basename20:42:050
19362999119,22cyclictest31226-21irqstats20:07:320
19362999114,57cyclictest24486-21munin-run19:31:470
19362999114,26cyclictest4272-21memory20:37:360
19362999112,21cyclictest20352-21munin-node19:06:510
1936299908,62cyclictest20521-21ls19:06:590
19362999021,45cyclictest24889-21fw_conntrack19:32:280
19362998918,33cyclictest28490-21fw_conntrack19:52:270
19362998913,25cyclictest6770-21sh20:52:160
19362998816,23cyclictest26658-21df_inode19:42:240
1936299879,60cyclictest23139-21uname19:22:350
19362998717,22cyclictest1003-21users20:17:580
19362998716,22cyclictest21205-21df19:12:160
19362998713,24cyclictest22572-21/usr/sbin/munin19:18:010
19362998615,23cyclictest32097-21fw_conntrack20:12:230
19362998513,37cyclictest2110-21grep20:27:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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