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2025-12-02 - 20:11
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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 Tue Dec 02, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310842930,2sleep32190599cyclictest10:02:093
281062490,0sleep70-21swapper/710:22:007
303922480,1sleep330380-21sshd09:51:523
226362460,0sleep30-21swapper/311:55:583
2156024524,4sleep30-21swapper/306:52:403
47532420,0sleep40-21swapper/411:23:154
2154324230,8sleep40-21swapper/406:52:254
2152424229,9sleep70-21swapper/706:52:127
1918224229,9sleep50-21swapper/506:49:055
2155924130,8sleep20-21swapper/206:52:392
2136124129,9sleep60-21swapper/606:49:546
172042410,0sleep50-21swapper/510:50:015
60422400,0sleep20-21swapper/209:58:082
2138324028,9sleep10-21swapper/106:50:141
2134624027,9sleep00-21swapper/006:49:400
125402400,0sleep30-21swapper/311:49:173
11012400,0sleep10-21swapper/111:47:311
170212370,2sleep42191399cyclictest11:39:414
52892360,0sleep20-21swapper/210:38:362
2193899220,16cyclictest336-21systemd-cgroups11:17:377
2188199223,18cyclictest1-21systemd09:45:420
2191399200,10cyclictest9637-21bash12:17:464
2193899198,0cyclictest0-21swapper/710:38:497
2193899191,12cyclictest711-21dbus-daemon12:11:217
2193899190,18cyclictest15855-21sshd10:29:517
2193899182,15cyclictest5068-21bash09:22:247
2193899182,15cyclictest5068-21bash09:22:247
2193899182,15cyclictest18027-21sshd11:30:017
2193899180,17cyclictest28858-21grep12:06:357
2191399180,9cyclictest31305-21bash09:37:134
48192170,0sleep00-21swapper/010:23:290
2191399173,8cyclictest680-21nscd09:49:494
2191399170,9cyclictest16472-21bash09:39:384
2191399170,8cyclictest0-21swapper/412:13:194
2191399170,7cyclictest24144-21sshd09:45:494
2191399170,6cyclictest19102-21systemd-cgroups11:45:014
2191399170,5cyclictest30503-21sshd10:27:184
2191399170,16cyclictest14051-21sshd09:59:164
2191399170,10cyclictest0-21swapper/409:55:124
2191399170,10cyclictest0-21swapper/409:05:574
2189799170,15cyclictest711-21dbus-daemon11:39:462
170892170,0sleep60-21swapper/609:24:166
170892170,0sleep60-21swapper/609:24:166
69682160,0sleep30-21swapper/309:38:313
2193899168,2cyclictest0-21swapper/708:50:207
2193899168,2cyclictest0-21swapper/708:40:027
2193899168,2cyclictest0-21swapper/708:32:347
2193899168,2cyclictest0-21swapper/708:32:347
2193899168,2cyclictest0-21swapper/707:54:507
2193899168,2cyclictest0-21swapper/707:30:247
2193899168,2cyclictest0-21swapper/707:00:007
2193899168,0cyclictest0-21swapper/711:45:377
2193899168,0cyclictest0-21swapper/709:45:217
2193899168,0cyclictest0-21swapper/709:43:517
2193899168,0cyclictest0-21swapper/707:53:207
2193899168,0cyclictest0-21swapper/707:20:327
2193899168,0cyclictest0-21swapper/707:20:327
2193899161,10cyclictest31783-21sshd11:37:077
2192199168,7cyclictest589-21sshd09:10:485
2191399160,8cyclictest861-21gdbus10:23:374
2191399160,8cyclictest711-21dbus-daemon10:44:304
2191399160,8cyclictest3402-21sshd09:27:204
2191399160,8cyclictest3402-21sshd09:27:204
2191399160,8cyclictest18631-21sshd11:30:074
2191399160,7cyclictest9307-21grepconf.sh12:08:404
2191399160,7cyclictest859-21polkitd08:55:124
2191399160,7cyclictest29021-21grepconf.sh10:12:004
2191399160,7cyclictest0-21swapper/409:09:174
2191399160,5cyclictest0-21swapper/411:38:464
2191399160,5cyclictest0-21swapper/410:59:464
2191399160,15cyclictest27535-21sshd10:31:444
2193899157,2cyclictest0-21swapper/711:58:497
2193899157,2cyclictest0-21swapper/711:43:237
2193899157,2cyclictest0-21swapper/711:06:177
2193899157,2cyclictest0-21swapper/710:06:117
2193899157,2cyclictest0-21swapper/708:14:507
2193899157,2cyclictest0-21swapper/707:27:367
2193899157,2cyclictest0-21swapper/707:27:367
2193899157,0cyclictest0-21swapper/709:07:127
21938991511,0cyclictest0-21swapper/708:09:307
2193899151,0cyclictest0-21swapper/708:05:227
2193899150,15cyclictest7315-21sshd10:03:397
2193899150,12cyclictest99-21kswapd007:11:017
2192199157,8cyclictest0-21swapper/510:06:395
2191399150,9cyclictest22219-21sshd10:05:474
2191399150,8cyclictest9066-21sshd12:22:244
2191399150,8cyclictest28071-21kworker/4:111:10:164
2191399150,8cyclictest0-21swapper/410:37:364
2191399150,7cyclictest668-21systemd-logind10:15:044
2191399150,7cyclictest668-21systemd-logind10:15:044
2191399150,7cyclictest19681-21grepconf.sh11:50:184
2191399150,7cyclictest0-21swapper/410:51:554
2191399150,6cyclictest668-21systemd-logind11:57:474
2191399150,6cyclictest4384-21sshd09:33:114
2191399150,6cyclictest4384-21sshd09:33:114
2191399150,6cyclictest30657-21sshd10:42:244
2191399150,6cyclictest24095-21grep11:25:584
2191399150,5cyclictest0-21swapper/410:55:234
21897991513,2cyclictest9020-21bash09:17:352
2193899148,6cyclictest0-21swapper/708:46:447
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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