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2025-12-16 - 11:19
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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 Tue Dec 16, 2025 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2387621280,0sleep00-21swapper/021:16:340
147102710,1sleep10-21swapper/121:30:531
257212700,1sleep525697-21DefaultUDPTrans20:50:045
113822650,0sleep10-21swapper/100:20:041
135642580,0sleep40-21swapper/421:50:194
135642580,0sleep40-21swapper/421:50:194
182912530,0sleep40-21swapper/421:34:014
2103623825,7sleep60-21swapper/619:08:166
2100623723,8sleep30-21swapper/319:08:053
2094123622,8sleep50-21swapper/519:07:435
1975923624,7sleep70-21swapper/719:06:087
1974823623,8sleep40-21swapper/419:06:054
2135823521,8sleep00-21swapper/019:08:580
1976323522,8sleep20-21swapper/219:06:112
2093123422,7sleep10-21swapper/119:07:391
2282699270,1cyclictest0-21swapper/320:00:053
2282699270,1cyclictest0-21swapper/320:00:053
22824992410,12cyclictest20044-21snmp_nas.osadl.20:45:001
2282499240,1cyclictest0-21swapper/100:29:171
181132240,1sleep559-21rcuc/521:54:295
181132240,1sleep559-21rcuc/521:54:295
2283199210,19cyclictest0-21swapper/521:37:425
2283199190,13cyclictest0-21swapper/523:49:475
2282699180,2cyclictest2429-21openvpn19:30:053
2282599180,11cyclictest0-21swapper/223:39:432
2282499181,15cyclictest4845-21Poller-Thread-423:16:471
2282399183,13cyclictest0-21swapper/019:55:050
2282399183,13cyclictest0-21swapper/019:55:050
22823991816,1cyclictest0-21swapper/022:30:050
22842991713,3cyclictest10670-21cat22:30:057
22831991711,5cyclictest2909-21snmpd00:27:285
2283199170,14cyclictest3364-21ssh22:05:055
2282699170,12cyclictest0-21swapper/300:05:043
22825991712,1cyclictest0-21swapper/223:20:032
2282399171,1cyclictest0-21swapper/021:40:050
2283499163,6cyclictest4176-21JNI-ICMP-29548-22:42:066
2283499162,7cyclictest4460-21JNI-ICMP-17206-23:25:246
22834991613,1cyclictest2909-21snmpd00:16:436
2283499160,14cyclictest0-21swapper/619:55:046
2283499160,14cyclictest0-21swapper/619:55:046
2283199161,2cyclictest16446-21postmaster19:15:565
2283199161,13cyclictest31136-21DefaultUDPTrans21:41:425
2283199160,2cyclictest4892-21postmaster23:06:515
2283199160,1cyclictest0-21swapper/520:05:055
2282699163,5cyclictest4460-21JNI-ICMP-17206-20:45:053
22826991614,1cyclictest43-21ksoftirqd/320:16:573
2282499162,6cyclictest4451-21JNI-ICMP-24714-20:20:001
2282499160,12cyclictest0-21swapper/119:25:061
2282399169,6cyclictest0-21swapper/020:25:060
2282399163,7cyclictest4451-21JNI-ICMP-24714-20:40:160
2282399160,1cyclictest186650irq/25-eth023:49:580
2282399160,1cyclictest0-21swapper/000:00:430
2282399160,13cyclictest0-21swapper/020:20:060
2282399160,12cyclictest0-21swapper/023:15:070
153352160,0sleep5601ktimersoftd/522:53:165
104152160,0sleep50-21swapper/523:30:175
2284299154,7cyclictest4173-21JNI-ICMP-15079-23:58:517
2284299154,6cyclictest4182-21JNI-ICMP-26729-20:34:347
2284299154,5cyclictest4176-21JNI-ICMP-29548-19:41:297
2284299150,1cyclictest0-21swapper/722:40:047
2284299150,14cyclictest0-21swapper/721:50:127
2284299150,14cyclictest0-21swapper/721:50:127
2283499153,7cyclictest4454-21JNI-ICMP-18288-19:41:296
2283499153,5cyclictest4182-21JNI-ICMP-26729-23:58:516
22834991512,2cyclictest0-21swapper/622:23:426
2283499151,13cyclictest4123-21GC10:58:346
2283499150,13cyclictest0-21swapper/621:10:576
2283199159,5cyclictest2909-21snmpd22:56:425
2283199159,5cyclictest2909-21snmpd22:56:425
2283199159,5cyclictest2909-21snmpd19:30:425
2283199155,8cyclictest4849-21Poller-Thread-723:17:235
2283199153,7cyclictest4176-21JNI-ICMP-29548-19:59:045
2283199153,7cyclictest4176-21JNI-ICMP-29548-19:59:045
2283199153,6cyclictest4451-21JNI-ICMP-24714-23:35:115
2283199152,9cyclictest5766-21JNI-ICMP-30574-21:10:325
2283199152,12cyclictest10950-21DefaultUDPTrans21:07:245
2283199152,11cyclictest4287-21DefaultUDPTrans23:26:595
2283199152,11cyclictest20098-21DefaultUDPTrans21:14:565
22831991512,2cyclictest2909-21snmpd22:37:275
2283199151,13cyclictest19407-21DefaultUDPTrans22:15:055
22831991511,2cyclictest20060-21QueuingRrdStrat22:30:125
2283199150,1cyclictest0-21swapper/523:40:365
2283199150,13cyclictest5523-21Provisiond-Task00:10:505
2283199150,13cyclictest0-21swapper/523:00:165
2282899155,5cyclictest4460-21JNI-ICMP-17206-23:21:394
22828991513,1cyclictest9174-21cat23:30:034
22828991512,2cyclictest2909-21snmpd00:17:134
22828991512,2cyclictest26418-21cat22:40:044
22828991511,1cyclictest0-21swapper/420:49:484
2282899150,1cyclictest0-21swapper/421:29:474
22826991512,2cyclictest0-21swapper/321:37:273
22826991511,3cyclictest30686-21sh00:01:283
2282699151,13cyclictest2429-21openvpn22:20:273
2282599155,5cyclictest4176-21JNI-ICMP-29548-20:40:282
2282599153,5cyclictest4173-21JNI-ICMP-15079-22:10:052
2282599153,5cyclictest11794-21pool-13-thread-20:05:282
2282599153,4cyclictest4454-21JNI-ICMP-18288-23:31:112
22825991513,1cyclictest0-21swapper/219:33:422
22825991512,2cyclictest16751-21cat00:10:042
22825991512,1cyclictest0-21swapper/223:24:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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