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2025-11-23 - 20:40
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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 rack3slot0.osadl.org (updated Sun Nov 23, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
82025228,9sleep00-21swapper/006:51:290
100125026,8sleep70-21swapper/706:53:367
234172490,0sleep30-21swapper/309:38:593
262132470,1sleep557-21ksoftirqd/510:32:595
262132470,1sleep557-21ksoftirqd/510:32:595
298082460,0sleep30-21swapper/308:39:333
77222420,1sleep47721-21sshd10:34:584
234882420,0sleep30-21swapper/310:37:373
81124130,8sleep20-21swapper/206:51:232
77924128,9sleep10-21swapper/106:50:581
72924128,9sleep30-21swapper/306:50:203
12142410,0sleep40-21swapper/409:19:384
93124027,9sleep40-21swapper/406:52:454
13712400,1sleep1241ktimersoftd/110:05:001
72323926,9sleep60-21swapper/606:50:156
3096823926,9sleep50-21swapper/506:49:255
282302390,0sleep665-21ksoftirqd/611:37:316
155502370,0sleep20-21swapper/209:16:562
124502340,1sleep557-21ksoftirqd/511:39:465
124502340,1sleep557-21ksoftirqd/511:39:465
125999258,11cyclictest0-21swapper/709:18:547
124499230,7cyclictest0-21swapper/510:37:095
125999225,5cyclictest0-21swapper/707:04:277
124499220,8cyclictest711-21dbus-daemon09:39:355
124499220,6cyclictest0-21swapper/509:25:305
125999210,8cyclictest0-21swapper/712:06:067
124499211,9cyclictest28821-21sshd11:18:015
124499210,8cyclictest668-21systemd-logind11:06:365
125999202,6cyclictest0-21swapper/708:52:507
124499200,9cyclictest12817-21sshd12:12:585
124499200,7cyclictest3876-21grepconf.sh10:59:325
124499200,7cyclictest0-21swapper/512:07:245
124499200,10cyclictest711-21dbus-daemon11:28:335
124499200,10cyclictest17529-21grepconf.sh09:06:355
125999198,5cyclictest0-21swapper/710:59:567
125999198,5cyclictest0-21swapper/710:03:127
125999198,5cyclictest0-21swapper/709:50:007
125999198,0cyclictest0-21swapper/711:40:147
125999198,0cyclictest0-21swapper/711:40:147
125999198,0cyclictest0-21swapper/708:19:547
125999198,0cyclictest0-21swapper/708:16:327
125999198,0cyclictest0-21swapper/707:57:067
125999196,12cyclictest17427-21sshd12:18:087
124499191,7cyclictest12340-21systemd-cgroups10:06:455
124499190,7cyclictest26588-21bash12:14:425
124499190,6cyclictest0-21swapper/510:40:475
124499190,11cyclictest0-21swapper/511:56:205
124499190,10cyclictest1-21systemd11:49:435
1208991918,1cyclictest23159-21kworker/1:310:25:041
293972180,0sleep30-21swapper/311:08:213
150162180,0sleep40-21swapper/410:07:114
125999188,5cyclictest0-21swapper/710:16:427
125999188,0cyclictest0-21swapper/709:04:087
125999187,5cyclictest0-21swapper/711:35:187
125999187,5cyclictest0-21swapper/709:38:027
125999187,5cyclictest0-21swapper/709:28:127
125999187,5cyclictest0-21swapper/708:09:347
125999187,5cyclictest0-21swapper/706:57:077
125999187,0cyclictest0-21swapper/710:05:027
125999181,5cyclictest0-21swapper/711:55:087
125999181,0cyclictest0-21swapper/710:44:147
125999180,6cyclictest0-21swapper/709:23:507
125999180,0cyclictest0-21swapper/711:49:267
124499180,9cyclictest23752-21sshd11:36:485
124499180,9cyclictest12880-21grep10:01:475
124499180,8cyclictest8391-21grep10:55:035
124499180,8cyclictest25219-21grepconf.sh12:19:215
124499180,8cyclictest1270-21cat09:04:195
124499180,7cyclictest25492-21sshd09:39:195
124499180,17cyclictest0-21swapper/511:44:345
124499180,10cyclictest32360-21grepconf.sh12:02:025
124499180,10cyclictest18784-21sshd09:22:395
124499180,10cyclictest1-21systemd10:16:095
124499180,10cyclictest0-21swapper/508:56:225
1208991817,1cyclictest25932-21kworker/1:011:15:101
125999176,5cyclictest0-21swapper/712:01:307
125999176,5cyclictest0-21swapper/709:58:047
125999176,5cyclictest0-21swapper/709:07:447
125999176,5cyclictest0-21swapper/708:29:367
125999176,5cyclictest0-21swapper/708:28:107
125999176,5cyclictest0-21swapper/707:53:597
125999176,5cyclictest0-21swapper/707:11:497
125999176,0cyclictest0-21swapper/711:45:267
125999176,0cyclictest0-21swapper/709:32:127
125999176,0cyclictest0-21swapper/707:19:077
125999170,5cyclictest0-21swapper/710:36:287
124499171,10cyclictest740-21gdbus09:55:005
124499170,9cyclictest0-21swapper/509:18:245
124499170,8cyclictest9165-21grepconf.sh11:09:545
124499170,8cyclictest22919-21grep10:52:335
124499170,7cyclictest25117-21sshd10:23:105
124499170,7cyclictest12251-21sshd09:51:585
124499170,6cyclictest0-21swapper/510:26:345
124499170,16cyclictest3871-21grepconf.sh10:10:065
124499170,16cyclictest15007-21bash09:47:345
124499170,11cyclictest8664-21sshd11:19:405
124499170,10cyclictest30131-21bash11:32:475
123699171,15cyclictest4980-21bash11:24:114
125999166,5cyclictest0-21swapper/711:33:227
125999166,0cyclictest0-21swapper/709:43:187
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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