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2025-12-26 - 20:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack1slot1.osadl.org (updated Fri Dec 26, 2025 12:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71342211154,24sleep00-21swapper/007:09:250
69162202162,26sleep30-21swapper/307:06:343
68382199158,27sleep20-21swapper/207:05:322
69072198158,26sleep10-21swapper/107:06:281
257942190,0sleep00-21swapper/008:55:120
729099140,13cyclictest0-21swapper/109:10:121
727899130,12cyclictest0-21swapper/012:15:110
204072130,0sleep00-21swapper/007:35:140
729499120,0cyclictest0-21swapper/210:25:202
274812120,0sleep10-21swapper/107:50:131
727899119,1cyclictest9-21ksoftirqd/010:05:000
727899118,2cyclictest30220-21cron11:19:590
7278991110,1cyclictest9-21ksoftirqd/012:29:590
729799104,2cyclictest23933-21perf10:00:013
729499108,1cyclictest28-21ksoftirqd/209:55:112
729499102,7cyclictest9624-21munin-node12:38:162
727899107,1cyclictest9-21ksoftirqd/011:14:590
727899103,4cyclictest23133-21perf08:50:000
727899101,4cyclictest7308-21perf11:40:010
72979997,1cyclictest35-21ksoftirqd/310:46:303
72979990,3cyclictest0-21swapper/308:40:163
72979990,1cyclictest0-21swapper/308:50:123
72949990,6cyclictest8630-21/usr/sbin/munin10:35:162
72789998,1cyclictest9-21ksoftirqd/011:45:110
72789998,1cyclictest9-21ksoftirqd/010:10:130
72789997,1cyclictest9-21ksoftirqd/009:50:000
72789992,4cyclictest4945-21cut11:35:010
72789992,3cyclictest15051-21perf07:24:590
72789990,6cyclictest240-21systemd-journal09:44:540
72789990,4cyclictest17357-21latency_hist07:29:590
72979987,1cyclictest35-21ksoftirqd/310:40:003
72979987,1cyclictest35-21ksoftirqd/310:30:313
72979986,1cyclictest707-21snmpd12:31:003
72979986,1cyclictest707-21snmpd12:21:353
72979986,1cyclictest707-21snmpd11:49:193
72979986,1cyclictest707-21snmpd11:13:153
72979986,1cyclictest707-21snmpd10:51:303
72979986,1cyclictest707-21snmpd08:15:493
72979986,1cyclictest707-21snmpd07:31:553
72979982,3cyclictest20846-21apt-get11:00:133
72949988,0cyclictest0-21swapper/209:11:402
72949986,1cyclictest61650irq/122-eno111:10:152
72949986,1cyclictest61650irq/122-eno111:00:142
72949986,1cyclictest61650irq/122-eno108:05:142
72949984,2cyclictest240-21systemd-journal08:15:002
72949981,6cyclictest9624-21munin-node11:34:032
72909981,1cyclictest0-21swapper/109:32:091
72789987,1cyclictest9-21ksoftirqd/011:00:010
72789987,1cyclictest9-21ksoftirqd/010:14:590
72789987,1cyclictest9-21ksoftirqd/009:35:000
72789986,1cyclictest9-21ksoftirqd/011:24:590
72789986,1cyclictest9-21ksoftirqd/011:01:030
72789986,1cyclictest9-21ksoftirqd/010:45:140
72789986,1cyclictest9-21ksoftirqd/010:30:000
72789986,1cyclictest9-21ksoftirqd/008:15:000
72789986,1cyclictest707-21snmpd12:11:350
72789986,1cyclictest707-21snmpd10:51:480
72789986,1cyclictest707-21snmpd10:43:060
72789986,1cyclictest707-21snmpd09:14:400
72789986,1cyclictest707-21snmpd08:19:080
72789986,1cyclictest707-21snmpd08:01:590
72789980,6cyclictest27972-21sensors_temp12:20:180
72979976,1cyclictest707-21snmpd09:11:093
72979976,1cyclictest707-21snmpd08:21:593
72979976,1cyclictest707-21snmpd07:16:493
72979976,1cyclictest35-21ksoftirqd/307:30:003
72979976,1cyclictest22719-21cat12:10:153
72979975,1cyclictest707-21snmpd12:19:293
72979975,1cyclictest707-21snmpd11:57:593
72979975,1cyclictest707-21snmpd11:39:573
72979975,1cyclictest707-21snmpd11:08:153
72979975,1cyclictest707-21snmpd09:08:453
72979975,1cyclictest707-21snmpd08:58:033
72979975,1cyclictest707-21snmpd08:25:573
72979975,1cyclictest707-21snmpd07:53:343
72979975,1cyclictest707-21snmpd07:42:523
72979975,1cyclictest707-21snmpd07:38:373
72979975,1cyclictest6344-21wc09:20:163
72979975,1cyclictest35-21ksoftirqd/309:29:593
72979975,1cyclictest31627-21ntpq11:20:183
72979970,5cyclictest0-21swapper/307:55:123
72949976,1cyclictest28-21ksoftirqd/209:50:102
72949976,1cyclictest28-21ksoftirqd/209:50:102
72949975,1cyclictest707-21snmpd10:15:552
72949975,1cyclictest61650irq/122-eno109:20:112
72949975,1cyclictest28-21ksoftirqd/209:30:002
72949975,1cyclictest28-21ksoftirqd/207:15:002
72949973,0cyclictest0-21swapper/207:25:192
72949970,4cyclictest0-21swapper/209:00:122
72949970,1cyclictest0-21swapper/212:20:142
72949970,1cyclictest0-21swapper/211:54:292
72949970,1cyclictest0-21swapper/208:22:412
72909976,1cyclictest0-21swapper/110:05:161
72909971,5cyclictest0-21swapper/108:45:181
72909970,6cyclictest0-21swapper/111:45:141
72909970,6cyclictest0-21swapper/110:40:231
72909970,1cyclictest0-21swapper/110:20:561
72789976,1cyclictest9-21ksoftirqd/008:30:140
72789976,1cyclictest9-21ksoftirqd/008:05:200
72789976,1cyclictest733-21sshd09:56:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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