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2026-06-14 - 10:46
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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 Jun 14, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27323224482207,89sleep00-21swapper19:03:390
274899917722,26cyclictest24580-21users23:01:410
274899917114,131cyclictest7025-21fw_conntrack23:45:530
274899917028,121cyclictest30255-21latency_hist21:44:590
274899917020,25cyclictest22101-21apt-get00:30:170
274899916816,130cyclictest17299-21memory22:41:120
274899916716,127cyclictest17057-21memory21:06:140
274899916639,108cyclictest19113-21interrupts00:20:590
274899916631,33cyclictest27068-21apt-get23:10:200
274899916619,23cyclictest22467-21memory22:56:130
274899916615,40cyclictest18247-21apt-get21:10:140
274899916614,27cyclictest13254-21ssh00:04:140
274899916517,46cyclictest8743-21fw_conntrack23:50:530
274899916440,25cyclictest4955-21cpuspeed20:00:190
274899916418,23cyclictest10091-21apt-get23:55:140
274899916417,38cyclictest11607-21apt-get22:25:110
274899916417,26cyclictest5085-21fw_conntrack22:05:500
274899916415,126cyclictest23760-21df_inode21:25:450
274899916332,109cyclictest0-21swapper23:18:140
274899916319,25cyclictest4593-21munin-run22:04:550
274899916218,44cyclictest21979-21munin-run00:29:520
274899916218,24cyclictest32399-21fw_conntrack21:50:570
274899916216,36cyclictest20728-21memory22:51:090
274899916215,42cyclictest32611-21fw_conntrack23:25:560
274899916213,126cyclictest15487-21df00:10:370
274899916121,29cyclictest14901-21df20:55:240
274899916119,37cyclictest17402-21irqstats00:16:030
274899916118,40cyclictest3757-21memory23:36:100
274899916113,52cyclictest15056-21apt-get22:35:130
274899916031,30cyclictest0-21swapper22:34:090
274899916030,32cyclictest0-21swapper20:10:420
274899916018,37cyclictest6978-21memory22:11:160
274899916018,22cyclictest8799-21ntp_states22:16:230
274899916017,24cyclictest26806-21ssh23:09:140
274899916016,25cyclictest1495-21apt-get23:30:150
274899916014,41cyclictest28575-21munin-node21:15:020
274899916012,38cyclictest9894-21apt-get22:20:170
274899916010,26cyclictest27621-21wc21:36:320
274899915924,32cyclictest0-21swapper00:09:390
274899915915,25cyclictest5891-21users23:41:440
274899915912,44cyclictest18484-21/usr/sbin/munin22:46:240
274899915912,43cyclictest26793-21latency_hist21:34:590
274899915820,26cyclictest7700-21df20:15:220
274899915727,18cyclictest14304-21grep20:50:510
274899915722,31cyclictest30796-21df23:20:390
274899915722,26cyclictest30364-21irqstats19:20:380
274899915721,24cyclictest32727-21apt-get19:35:080
274899915719,23cyclictest2243-21users21:56:460
274899915716,22cyclictest21702-21apt-get21:20:090
274899915712,125cyclictest28595-21snmpd19:45:590
274899915638,24cyclictest4234-21/usr/sbin/munin19:55:370
274899915620,29cyclictest1377-21df19:40:240
274899915619,26cyclictest28065-21ntp_states19:05:520
274899915612,22cyclictest30296-21apt-get21:45:130
274899915611,122cyclictest31321-21memory19:25:440
274899915541,22cyclictest8419-21aten_r5power_cu20:20:140
274899915521,22cyclictest13287-21memory20:45:440
274899915441,20cyclictest15867-21sh21:00:300
274899915418,23cyclictest29417-21fw_conntrack19:15:310
274899915318,23cyclictest29014-21munin-run19:14:530
274899915316,37cyclictest3773-21munin-run19:54:530
274899915316,25cyclictest32613-21munin-run19:34:530
274899915311,121cyclictest11090-21/usr/sbin/munin20:35:340
274899915210,26cyclictest12048-21wget20:40:130
274899915114,24cyclictest10396-21df20:30:240
274899915018,30cyclictest9571-21fw_conntrack20:25:300
274899914910,42cyclictest6202-21grep20:05:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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