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2026-04-23 - 05:22
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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 Thu Apr 23, 2026 00:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22426243730,23sleep021137-1kworker/u3:219:05:440
226369910317,68cyclictest13895-21df22:48:050
226369910217,46cyclictest3964-21irqstats23:53:310
226369910216,66cyclictest13266-21/usr/sbin/munin21:12:240
226369910142,40cyclictest25515-21sh23:22:150
226369910118,25cyclictest28745-21munin-run21:57:200
226369910116,63cyclictest15601-21df22:53:030
226369910036,25cyclictest18846-21df_abs21:28:080
226369910017,43cyclictest10640-21df00:13:020
226369910015,64cyclictest13705-21/usr/sbin/munin00:22:230
226369910010,26cyclictest23717-21ssh21:42:280
22636999918,59cyclictest31766-21users23:39:140
22636999917,63cyclictest17794-21users21:24:160
22636999916,45cyclictest25963-21munin-run19:27:230
22636999916,23cyclictest30979-21fw_conntrack22:03:200
22636999915,46cyclictest20255-21/usr/sbin/munin21:32:290
22636999912,46cyclictest27100-21ssh23:26:360
22636999817,22cyclictest10585-21fw_conntrack22:38:240
22636999816,62cyclictest19325-21memory23:03:430
22636999816,22cyclictest9045-21fw_conntrack00:08:220
22636999815,43cyclictest1447-21munin-run22:12:220
22636999815,23cyclictest6125-21munin-run20:37:210
22636999813,65cyclictest13834-21ssh21:13:300
22636999812,64cyclictest3182-21latency_hist22:17:200
22636999812,25cyclictest26531-21ssh21:49:540
22636999811,26cyclictest5715-21irqstats23:58:340
22636999730,50cyclictest0-21swapper22:45:510
22636999717,22cyclictest22379-21fw_conntrack21:38:200
22636999715,25cyclictest2270-21/usr/sbin/munin23:48:360
22636999714,63cyclictest29484-21tr21:58:480
22636999713,26cyclictest18548-21ssh00:35:570
22636999712,63cyclictest22942-21uname23:13:570
22636999711,48cyclictest7899-21ssh22:30:100
22636999636,38cyclictest1690-21snmpd00:02:490
22636999630,49cyclictest0-21swapper23:32:070
22636999616,62cyclictest0-21swapper23:12:180
22636999615,61cyclictest31810-21irqstats19:58:170
22636999615,42cyclictest29358-21df23:33:070
22636999611,63cyclictest688-21ssh23:43:540
22636999611,26cyclictest16055-21ssh21:19:080
22636999610,65cyclictest15664-21wget00:27:540
22636999610,24cyclictest8940-21sed22:33:360
22636999526,51cyclictest0-21swapper20:27:450
22636999516,41cyclictest4264-21users22:19:130
22636999516,41cyclictest18010-21users22:59:100
22636999511,24cyclictest9649-21head20:53:260
22636999510,24cyclictest3484-21latency_hist20:22:230
22636999419,25cyclictest11083-21/usr/sbin/munin21:03:070
22636999415,60cyclictest5982-21head22:24:100
22636999411,24cyclictest15283-21ssh00:26:410
22636999328,42cyclictest31418-21ls19:57:240
22636999328,19cyclictest1086-21fw_conntrack20:08:010
22636999216,56cyclictest24159-21munin-run19:17:210
22636999114,29cyclictest10282-21ntp_kernel_err20:58:140
22636999112,39cyclictest2416-21ls20:13:270
22636999020,49cyclictest27872-21apt-get19:37:400
22636999017,25cyclictest27757-21munin-run19:37:220
22636998918,23cyclictest29948-21fw_conntrack19:48:000
22636998917,25cyclictest28989-21sed19:42:540
22636998916,51cyclictest24480-21df19:17:470
22636998915,25cyclictest32639-21df_inode20:02:540
22636998913,55cyclictest26630-21processes19:28:210
22636998911,58cyclictest4371-21cat20:27:230
22636998911,28cyclictest6697-21ntpdc20:38:140
22636998717,22cyclictest8302-21df_inode20:47:560
22636998712,27cyclictest7172-21grep20:42:410
2263699859,58cyclictest22734-21apt-get19:07:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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