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2026-06-09 - 18:39
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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 50 highest latencies:
System rack5slot7.osadl.org (updated Tue Jun 09, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23658224012164,183sleep00-21swapper07:02:490
239409910331,57cyclictest0-21swapper11:52:470
239409910315,46cyclictest11359-21munin-run10:35:060
239409910218,43cyclictest30557-21ntp_states07:41:050
239409910216,22cyclictest3236-21df_inode10:11:010
239409910214,49cyclictest27360-21/usr/sbin/munin07:25:380
239409910119,45cyclictest563-21ssh10:02:480
239409910117,45cyclictest22105-21df_inode11:05:560
239409910115,64cyclictest8657-21irqstats12:01:160
239409910110,26cyclictest19737-21ssh12:33:220
239409910017,66cyclictest16973-21df_inode10:50:550
23940999918,57cyclictest13924-21users09:06:580
23940999917,61cyclictest4979-21df_inode10:16:000
23940999917,61cyclictest12848-21munin-run09:05:080
23940999917,44cyclictest15459-21ssh12:21:070
23940999916,23cyclictest18358-21apt-get10:55:300
23940999913,26cyclictest6530-21ssh11:55:310
23940999912,48cyclictest28595-21snmpd09:20:570
23940999911,27cyclictest25029-21/usr/sbin/munin09:41:430
23940999832,48cyclictest0-21swapper12:18:440
23940999817,61cyclictest13231-21munin-run12:15:090
23940999817,60cyclictest15362-21irqstats10:46:140
23940999816,21cyclictest28993-21memory09:51:250
23940999815,60cyclictest30972-21ntp_states11:31:350
23940999815,21cyclictest11756-21df10:35:490
23940999814,50cyclictest4588-21ssh11:49:520
23940999812,65cyclictest7287-21ssh10:21:570
23940999724,54cyclictest0-21swapper11:28:550
23940999717,21cyclictest23486-21apt-get11:10:220
23940999716,22cyclictest14638-21ssh10:44:190
23940999716,19cyclictest23581-21df09:35:520
23940999714,62cyclictest17462-21ssh09:17:180
23940999711,65cyclictest22520-21users09:31:550
23940999711,27cyclictest17139-21ssh12:26:020
23940999617,41cyclictest2336-21df08:05:330
23940999616,41cyclictest7434-21munin-run08:35:060
23940999615,61cyclictest25600-21fw_conntrack11:16:070
23940999615,44cyclictest1498-21df_inode10:05:550
23940999615,44cyclictest1378-21ssh11:40:360
23940999614,61cyclictest9914-21/usr/sbin/munin12:05:360
23940999614,22cyclictest20493-21ntp_states09:26:360
23940999613,63cyclictest27676-21users09:46:530
23940999611,47cyclictest25647-21aten_r5power_po07:15:290
23940999611,38cyclictest26679-21cstates07:20:320
23940999530,50cyclictest0-21swapper10:29:210
23940999516,61cyclictest15038-21df_inode09:10:560
23940999515,21cyclictest30818-21ntp_states09:56:370
23940999513,35cyclictest1661-21sort08:00:580
23940999512,62cyclictest11034-21munin-run08:55:060
23940999510,66cyclictest26926-21/usr/sbin/munin11:21:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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