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2026-05-31 - 21:35
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 highest latencies:
System rack7slot8.osadl.org (updated Sun May 31, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18536220726,50sleep00-21swapper/019:06:340
19012991689,102cyclictest27067-21apt-get23:57:110
19012991656,104cyclictest1305-21snmpd22:27:450
19012991618,96cyclictest3487-21ntp_states00:26:110
190129916120,104cyclictest9428-21wget22:45:150
19012991589,93cyclictest3049-21df20:15:170
19012991588,115cyclictest930-21apt-get00:17:100
19012991588,111cyclictest23863-21ntp_states23:40:430
19012991587,129cyclictest17985-21apt-get23:17:230
19012991578,104cyclictest30933-21munin-run22:05:020
19012991577,132cyclictest23603-21grep21:35:130
19012991568,125cyclictest1305-21snmpd21:07:540
190129915642,103cyclictest30412-21memory00:05:330
19012991559,125cyclictest1305-21snmpd21:50:320
19012991559,107cyclictest31670-21diskstats22:05:350
19012991559,102cyclictest21846-21fw_forwarded_lo19:20:270
19012991558,112cyclictest14858-21/usr/sbin/munin21:00:460
19012991549,105cyclictest5257-21apt-get20:27:100
190129915436,104cyclictest28738-21df21:55:190
190129915431,103cyclictest32173-21runrttasks00:12:230
190129915428,108cyclictest1305-21snmpd23:33:270
19012991539,124cyclictest12679-21sshd22:57:330
19012991539,107cyclictest25041-21diskstats21:40:220
19012991539,103cyclictest25381-21wget19:35:130
19012991528,123cyclictest22594-21ntp_states23:35:400
19012991527,123cyclictest32669-21/usr/sbin/munin22:10:120
190129915248,91cyclictest3759-21/usr/sbin/munin22:21:290
190129915240,100cyclictest1894-21runrttasks00:20:440
190129915221,102cyclictest1305-21snmpd20:02:410
19012991519,121cyclictest8551-21sshd20:35:330
19012991516,126cyclictest1305-21snmpd21:17:490
19012991508,121cyclictest8001-21munin-run22:40:010
19012991507,121cyclictest24273-21df19:30:170
19012991498,98cyclictest9999-21apt-key20:40:280
19012991498,86cyclictest15986-21ntp_states23:10:370
19012991498,123cyclictest22646-21sshd21:30:330
19012991498,107cyclictest4368-21fw_conntrack20:20:240
19012991498,103cyclictest4580-21diskstats00:30:290
190129914920,110cyclictest1305-21snmpd19:52:320
19012991487,109cyclictest5840-21diskstats22:30:230
19012991487,104cyclictest1305-21snmpd23:23:250
19012991479,125cyclictest27067-21apt-get23:55:010
19012991477,96cyclictest20082-21fw_conntrack21:20:230
19012991477,122cyclictest27824-21/usr/sbin/munin19:45:120
190129914732,104cyclictest14721-21sh21:00:010
19012991469,116cyclictest23036-21seq19:25:170
19012991468,103cyclictest1305-21snmpd19:42:320
19012991468,100cyclictest10809-21df22:50:180
190129914648,85cyclictest1802-21sshd22:15:330
19012991459,94cyclictest26077-21/usr/sbin/munin21:45:130
19012991457,100cyclictest21286-21df21:25:190
19012991456,120cyclictest20531-21df19:15:200
190129914537,88cyclictest1391-21runrttasks20:09:130
19012991447,83cyclictest7188-21df20:30:180
190129914448,77cyclictest10150irq/55-4a10000023:25:450
19012991437,118cyclictest1305-21snmpd19:12:260
19012991436,118cyclictest18201-21runrttasks21:12:530
190129914336,94cyclictest801-21dbus-daemon20:00:020
190129914242,89cyclictest6835-21seq00:40:060
190129914219,111cyclictest8244-21grep22:40:150
190129914215,111cyclictest11121-21/usr/sbin/munin20:45:140
19012991417,90cyclictest29571-21runrttasks00:01:330
19012991408,114cyclictest14466-21wget23:05:120
19012991406,99cyclictest24821-21wget23:45:150
19012991398,99cyclictest1305-21snmpd23:03:200
19012991398,118cyclictest1911-21irqstats20:10:300
19012991378,117cyclictest1305-21snmpd20:50:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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