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2026-07-12 - 07:59
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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 Sun Jul 12, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17046224032179,171sleep00-21swapper19:00:030
174619917218,128cyclictest22285-21apt-get23:23:480
174619916919,106cyclictest13416-21apt-get21:23:480
174619916816,111cyclictest24150-21fw_conntrack21:54:310
174619916616,122cyclictest18861-21apt-get23:13:480
174619916516,124cyclictest8526-21apt-get22:43:560
174619916515,124cyclictest1630-21apt-get22:23:490
174619916416,121cyclictest6823-21apt-get22:38:530
174619916320,117cyclictest13573-21munin-run22:58:320
174619916318,121cyclictest10246-21apt-get22:48:500
174619916315,122cyclictest32622-21apt-get23:53:500
174619916315,122cyclictest18548-21munin-node00:18:390
174619916314,126cyclictest22072-21ssh21:48:570
174619916314,124cyclictest8100-21ssh00:15:430
174619916217,121cyclictest30524-21munin-run22:13:310
174619916215,125cyclictest4275-21head22:30:150
174619916215,124cyclictest18026-21ssh21:36:200
174619916210,128cyclictest25829-21ssh21:59:210
174619916120,101cyclictest28129-21users22:05:190
174619916118,119cyclictest6500-21apt-get21:03:520
174619916116,120cyclictest24007-21memory19:39:220
174619916116,120cyclictest17123-21apt-get23:08:510
174619916115,121cyclictest20302-21/usr/sbin/munin21:44:580
174619916114,125cyclictest1897-21apt-get23:58:560
174619916114,104cyclictest12210-21apt-get00:28:480
174619916113,121cyclictest6836-21ssh00:13:050
174619916037,104cyclictest18595-21apt-get21:38:460
174619916018,117cyclictest15131-21apt-get21:28:490
174619916017,120cyclictest14047-21df_inode22:59:240
174619916017,103cyclictest9981-21apt-get21:13:460
174619916016,120cyclictest31957-21ssh22:17:040
174619916014,122cyclictest32383-21apt-get22:18:500
174619916014,121cyclictest24325-21df_abs23:29:180
174619916013,123cyclictest5088-21/usr/sbin/munin22:34:020
174619915918,117cyclictest4142-21memory00:04:490
174619915918,117cyclictest22971-21df_inode19:34:050
174619915914,119cyclictest16019-21ntp_states23:04:580
174619915912,121cyclictest10487-21apt-get00:23:570
174619915911,123cyclictest28468-21ssh23:40:370
174619915817,117cyclictest29165-21apt-get23:43:480
174619915816,119cyclictest20581-21apt-get23:18:560
174619915815,119cyclictest19098-21apt-get19:13:460
174619915814,104cyclictest25738-21apt-get23:33:550
174619915813,105cyclictest25654-21df_abs19:49:030
174619915711,121cyclictest30914-21ssh23:48:540
174619915615,118cyclictest21095-21df19:24:040
174619915612,122cyclictest8238-21/usr/sbin/munin21:09:010
174619915514,100cyclictest29024-21tr20:08:490
174619915512,117cyclictest26571-21df_inode19:54:030
174619915511,119cyclictest5538-21grep20:58:340
174619915420,110cyclictest28091-21apt-get20:03:430
174619915419,109cyclictest1052-21apt-get20:33:440
174619915416,115cyclictest24756-21df_inode19:44:030
174619915415,116cyclictest32601-21apt-get20:28:450
174619915414,119cyclictest11699-21apt-get21:18:480
174619915320,110cyclictest18458-21munin-node19:08:380
174619915316,98cyclictest18458-21munin-node19:08:400
174619915217,111cyclictest19998-21apt-get19:18:530
174619915214,115cyclictest2843-21cat20:43:340
174619915212,116cyclictest30632-21unixbench_singl20:14:350
174619915115,98cyclictest27455-21sed19:59:020
174619915115,114cyclictest3762-21apt-get20:48:500
174619915113,101cyclictest28595-21snmpd20:23:400
174619915013,114cyclictest21995-21df19:29:000
174619915011,118cyclictest1761-21sshd20:45:020
174619915010,116cyclictest31261-21grep20:19:240
174619914917,112cyclictest5784-21df20:59:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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