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2026-09-07 - 05:32
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Mon Sep 07, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6110224202174,93sleep00-21swapper18:57:070
65399917213,71cyclictest21083-21ssh22:12:140
65399916916,24cyclictest10939-21/usr/sbin/munin21:42:260
65399916719,45cyclictest14197-21irqstats23:26:520
65399916717,42cyclictest6887-21/usr/sbin/munin23:07:370
65399916515,54cyclictest22352-21apt-get23:51:010
65399916439,22cyclictest28522-21timerandwakeup20:56:560
65399916417,44cyclictest12102-21df21:46:250
65399916416,24cyclictest26743-21ssh00:02:420
65399916319,24cyclictest14092-21memory21:51:590
65399916316,60cyclictest30802-21munin-run00:15:420
65399916315,58cyclictest17726-21memory23:37:010
65399916314,48cyclictest15933-21ssh23:31:530
65399916213,26cyclictest8630-21ssh21:36:210
65399916213,22cyclictest32675-21sshd21:11:480
65399916120,39cyclictest5042-21munin-run23:00:450
65399916120,38cyclictest15727-21irqstats21:56:520
65399916117,57cyclictest27731-21df00:06:220
65399916117,23cyclictest26210-21ntp_states22:27:120
65399916113,58cyclictest14207-21snmpd22:07:530
65399916018,23cyclictest20623-21apt-get23:46:040
65399916017,22cyclictest20657-21apt-get20:15:560
65399916016,24cyclictest492-21df_inode00:21:330
65399916014,25cyclictest3660-21/usr/sbin/munin21:21:500
65399915933,22cyclictest5699-21load23:02:010
65399915932,31cyclictest0-21swapper21:16:470
65399915919,39cyclictest25009-21users23:57:340
65399915917,25cyclictest2072-21ssh22:51:330
65399915915,26cyclictest26249-21df20:46:200
65399915915,25cyclictest31540-21ssh00:17:110
6539991589,46cyclictest22172-21ssh22:15:530
65399915832,15cyclictest0-21swapper00:25:520
65399915831,33cyclictest0-21swapper23:45:130
65399915818,24cyclictest24256-21apt-get20:35:590
65399915817,22cyclictest5407-21irqstats21:26:550
65399915715,25cyclictest24283-21/usr/sbin/munin22:21:480
65399915713,59cyclictest12581-21/usr/sbin/munin23:22:030
65399915711,57cyclictest21545-21apt-get20:21:000
65399915639,24cyclictest11802-21sh23:20:080
65399915625,35cyclictest31317-21missed_timers22:42:080
65399915618,41cyclictest23644-21fw_conntrack20:31:290
65399915618,23cyclictest27551-21/usr/sbin/munin22:31:220
65399915617,22cyclictest6638-21apt-get19:01:010
65399915615,25cyclictest32052-21ssh21:10:270
65399915613,30cyclictest17000-21ssh22:00:550
65399915511,21cyclictest11359-21cat19:21:470
65399915438,20cyclictest17089-21aten_r5power_en19:56:040
65399915437,21cyclictest9940-21aten_r5power_vo19:16:060
65399915421,44cyclictest29302-21df22:36:270
65399915420,22cyclictest8625-21apt-get23:11:020
65399915419,40cyclictest30385-21munin-run21:05:430
65399915418,44cyclictest1596-21munin-run22:50:460
65399915416,19cyclictest22444-21apt-get20:25:570
65399915413,57cyclictest9628-21wc19:11:440
65399915314,18cyclictest7074-21fw_conntrack21:31:410
65399915016,22cyclictest14207-21snmpd19:30:140
65399915015,26cyclictest12835-21fw_conntrack19:31:220
65399914918,45cyclictest27228-21df_inode20:51:180
65399914915,22cyclictest14336-21apt-get19:41:000
65399914913,27cyclictest16675-21wc19:51:430
65399914818,42cyclictest13652-21df19:36:100
65399914714,25cyclictest17936-21apt-get20:00:590
65399914711,47cyclictest25919-21sshd20:43:490
65399914615,21cyclictest18835-21apt-get20:06:010
65399914614,23cyclictest15639-21memory19:46:330
65399914613,26cyclictest8064-21aten_r5power_en19:06:240
65399914516,22cyclictest20094-21irqstats20:11:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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