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2026-01-04 - 15:06
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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 100 highest latencies:
System rack0slot1.osadl.org (updated Sun Jan 04, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
70062770,1sleep70-21swapper/707:38:557
159192710,1sleep69366-21Poller-Thread-309:58:576
14382680,0sleep70-21swapper/712:32:477
279022630,0sleep30-21swapper/310:06:393
279022630,0sleep30-21swapper/310:06:393
232452630,0sleep40-21swapper/412:24:594
58402530,0sleep30-21swapper/312:34:193
772725133,13sleep20-21swapper/207:08:392
236622480,0sleep20-21swapper/210:44:032
311224220,4sleep40-21swapper/407:03:524
608423826,7sleep60-21swapper/607:06:346
552023724,7sleep30-21swapper/307:05:353
564023623,7sleep70-21swapper/707:05:477
531523623,7sleep10-21swapper/107:04:531
556723522,8sleep00-21swapper/007:05:400
307223522,7sleep50-21swapper/507:03:455
8721992319,2cyclictest70-21ksoftirqd/611:32:586
872199207,9cyclictest68-21rcuc/607:21:556
8721992018,1cyclictest70-21ksoftirqd/609:43:556
243332190,0sleep60-21swapper/612:05:306
8721991816,1cyclictest70-21ksoftirqd/611:04:066
8721991815,2cyclictest70-21ksoftirqd/612:33:136
8716991816,1cyclictest0-21swapper/212:38:262
8721991714,2cyclictest31090-21kworker/6:210:19:586
8721991714,1cyclictest70-21ksoftirqd/611:58:026
8721991713,2cyclictest70-21ksoftirqd/612:23:116
8721991713,2cyclictest31090-21kworker/6:210:12:366
8721991713,1cyclictest0-21swapper/607:28:436
8721991710,5cyclictest14682-21munin-run09:38:426
8717991713,3cyclictest43-21ksoftirqd/309:17:373
871699174,6cyclictest8602-21JNI-ICMP-6291-S08:09:272
871699170,16cyclictest2429-21openvpn12:29:002
871499170,16cyclictest0-21swapper/007:51:100
871499170,15cyclictest0-21swapper/012:03:580
871499170,15cyclictest0-21swapper/010:59:020
871499170,14cyclictest0-21swapper/008:04:400
871499170,14cyclictest0-21swapper/008:04:400
871499170,13cyclictest0-21swapper/007:23:560
181082170,0sleep60-21swapper/610:40:386
8721991614,1cyclictest26759-21kworker/6:109:28:146
8721991613,2cyclictest70-21ksoftirqd/607:42:186
8721991613,2cyclictest3251-21kworker/6:011:39:526
8721991613,2cyclictest3251-21kworker/6:011:39:526
8721991613,2cyclictest23045-21kworker/6:009:22:386
8721991613,2cyclictest15242-21kworker/6:108:55:426
8719991614,1cyclictest61-21ksoftirqd/509:54:085
8718991613,2cyclictest27551-21cat09:03:584
871799161,2cyclictest9645-21Collectd-Thread12:16:493
871799160,14cyclictest8551-21GC10:58:343
871699163,6cyclictest10214-21JNI-ICMP-32139-08:14:092
871499162,13cyclictest13712-21perf10:38:420
871499161,13cyclictest0-21swapper/011:47:560
871499160,15cyclictest0-21swapper/008:48:580
871499160,12cyclictest0-21swapper/010:23:590
8724991513,1cyclictest2909-21snmpd08:57:257
8724991511,2cyclictest19087-21postmaster12:23:107
872499150,1cyclictest0-21swapper/708:18:587
872499150,14cyclictest15222-21ssh11:59:267
8721991513,1cyclictest70-21ksoftirqd/610:13:596
8721991513,1cyclictest70-21ksoftirqd/610:13:596
8721991513,1cyclictest70-21ksoftirqd/608:38:446
8721991513,1cyclictest70-21ksoftirqd/608:38:446
8721991513,1cyclictest5950-21kworker/6:010:57:366
8721991513,1cyclictest4784-21kworker/6:110:04:066
8721991513,1cyclictest4784-21kworker/6:110:04:066
8721991513,1cyclictest4784-21kworker/6:109:54:086
8721991513,1cyclictest3572-21kworker/6:008:52:126
8721991513,1cyclictest3251-21kworker/6:012:17:066
8721991513,1cyclictest3251-21kworker/6:012:09:546
8721991513,1cyclictest3251-21kworker/6:011:44:006
8721991513,1cyclictest3251-21kworker/6:011:34:426
8721991513,1cyclictest28431-21kworker/6:108:37:486
8721991513,1cyclictest27009-21kworker/6:108:19:526
8721991513,1cyclictest27009-21kworker/6:108:13:086
8721991513,1cyclictest27009-21kworker/6:107:59:046
8721991513,1cyclictest26759-21kworker/6:109:30:446
8721991513,1cyclictest23045-21kworker/6:009:16:186
8721991513,1cyclictest22781-21kworker/6:107:48:226
8721991513,1cyclictest21816-21kworker/6:010:43:526
8721991513,1cyclictest18582-21kworker/6:111:13:446
8721991513,1cyclictest18582-21kworker/6:111:09:146
8721991513,1cyclictest17946-21kworker/6:008:27:586
8721991513,1cyclictest17946-21kworker/6:008:27:586
8721991513,1cyclictest16214-21kworker/6:209:50:166
8721991513,1cyclictest12162-21kworker/6:011:26:006
8721991513,1cyclictest12162-21kworker/6:011:20:286
8721991512,2cyclictest9601-21kworker/6:107:09:086
8721991512,2cyclictest3572-21kworker/6:008:47:526
8721991512,2cyclictest3251-21kworker/6:012:28:166
8721991512,2cyclictest30007-21kworker/6:112:35:446
8721991512,2cyclictest21816-21kworker/6:010:35:446
8721991512,2cyclictest21816-21kworker/6:010:28:366
872199150,14cyclictest0-21swapper/612:00:416
872199150,13cyclictest0-21swapper/608:03:576
872199150,13cyclictest0-21swapper/608:03:576
8719991513,1cyclictest2909-21snmpd11:13:565
871999150,14cyclictest0-21swapper/508:37:425
8718991512,2cyclictest13696-21sadc10:38:424
871899150,1cyclictest0-21swapper/412:18:424
871899150,1cyclictest0-21swapper/409:23:554
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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