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2026-04-08 - 22:00
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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 Wed Apr 08, 2026 12:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1343225590,13sleep0494-1kworker/u3:207:03:490
21679910720,44cyclictest8409-21apt-get09:58:210
21679910717,67cyclictest3719-21df11:18:460
21679910515,47cyclictest25578-21apt-get10:48:190
21679910336,20cyclictest7851-21ssh11:29:590
21679910118,62cyclictest20211-21ssh12:06:450
21679910117,62cyclictest32119-21munin-run09:33:060
21679910019,61cyclictest17547-21memory10:24:270
21679910017,63cyclictest27453-21apt-get12:28:210
21679910017,44cyclictest19053-21df_inode10:28:510
21679910011,26cyclictest23805-21ssh12:17:340
2167999918,59cyclictest13938-21fw_conntrack10:14:020
2167999918,44cyclictest31173-21irqstats11:04:090
2167999918,23cyclictest20813-21fw_conntrack10:34:000
2167999915,23cyclictest5694-21memory11:24:200
2167999915,23cyclictest2342-21ntp_states11:14:320
2167999914,37cyclictest25617-21df09:13:460
2167999914,23cyclictest22370-21/usr/sbin/munin10:38:370
2167999912,51cyclictest17847-21ssh11:59:390
2167999910,67cyclictest8485-21sshd07:43:270
2167999910,26cyclictest4305-21ssh09:45:230
2167999837,45cyclictest0-21swapper09:20:340
2167999818,58cyclictest16233-21users10:19:530
2167999818,41cyclictest29964-21users10:59:530
2167999818,21cyclictest9035-21irqstats11:34:120
2167999816,20cyclictest15325-21munin-run11:53:010
2167999812,64cyclictest6388-21ssh09:52:150
2167999812,64cyclictest29522-21df_inode12:33:570
2167999812,26cyclictest11734-21ssh10:08:060
2167999810,46cyclictest24475-21ntpdc10:44:280
2167999716,62cyclictest17040-21munin-run11:58:030
2167999716,42cyclictest10661-21df_inode11:38:550
2167999715,64cyclictest25752-21apt-get12:23:220
2167999715,61cyclictest27639-21df_inode10:53:550
2167999714,44cyclictest24412-21fw_conntrack12:18:590
2167999712,23cyclictest6951-21df09:53:470
2167999710,46cyclictest2768-21ssh09:41:180
2167999626,52cyclictest0-21swapper08:23:010
2167999615,22cyclictest365-21ssh09:34:290
2167999615,22cyclictest20927-21df_inode12:08:500
2167999613,62cyclictest913-21users11:09:540
2167999613,61cyclictest12104-21ssh11:43:320
2167999611,49cyclictest30047-21ssh09:26:180
2167999516,41cyclictest23884-21df09:08:440
2167999514,63cyclictest12282-21irqstats10:09:110
2167999513,43cyclictest21684-21munin-run08:58:020
2167999435,41cyclictest2519-21df_abs07:08:330
2167999413,60cyclictest3799-21/usr/sbin/munin07:18:100
2167999412,60cyclictest17072-21sort08:29:060
2167999331,43cyclictest0-21swapper09:07:000
2167999313,42cyclictest5586-21/usr/sbin/munin07:29:070
2167999310,64cyclictest19984-21/usr/sbin/munin08:48:440
2167999121,26cyclictest19506-21memory08:43:520
2167999116,26cyclictest7935-21cut07:39:010
2167999110,63cyclictest13897-21df08:13:320
2167999029,44cyclictest0-21swapper08:03:540
2167999017,24cyclictest4973-21df_inode07:23:360
2167999010,44cyclictest17317-21aten_r5power_cu08:33:220
216799899,25cyclictest12978-21ls08:08:280
2167998917,24cyclictest11094-21/usr/sbin/munin07:58:240
2167998916,24cyclictest6775-21fw_conntrack07:33:370
2167998814,55cyclictest9971-21cron07:53:010
2167998814,25cyclictest18197-21/usr/sbin/munin08:38:110
2167998811,56cyclictest10748-21ls07:54:030
2167998811,29cyclictest22279-21ntpq08:58:580
2167998716,23cyclictest3157-21munin-node07:13:110
2167998616,24cyclictest15773-21df_inode08:23:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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