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2025-12-11 - 21:23
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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 rack6slot0.osadl.org (updated Thu Dec 11, 2025 13:02:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3812199274239,29cyclictest5046-21inotify_reader09:10:1935
3812199274239,29cyclictest5046-21inotify_reader09:10:1935
3812199261224,27cyclictest37357-21TaskSchedulerSi07:55:2135
3812199261224,27cyclictest37357-21TaskSchedulerSi07:55:2135
3812199250223,14cyclictest0-21swapper/510:10:1835
3812199250223,14cyclictest0-21swapper/510:10:1835
38126992421,91cyclictest0-21swapper/908:20:1939
38126992421,91cyclictest0-21swapper/908:20:1939
3812099239207,16cyclictest0-21swapper/411:35:2334
3812099239207,16cyclictest0-21swapper/411:35:2334
3812099239207,16cyclictest0-21swapper/411:35:2334
38158992381,9cyclictest0-21swapper/2309:40:1916
38158992381,9cyclictest0-21swapper/2309:40:1916
38158992381,9cyclictest0-21swapper/2309:40:1916
3812999230204,12cyclictest32014-21NetworkChangeNo10:50:184
3812999230204,12cyclictest32014-21NetworkChangeNo10:50:184
3812999230204,12cyclictest32014-21NetworkChangeNo10:50:184
3812199216192,18cyclictest2942-21TaskSchedulerSi09:00:1835
3812199216192,18cyclictest2942-21TaskSchedulerSi09:00:1835
3817699211179,24cyclictest0-21swapper/3610:09:2730
3817699211179,24cyclictest0-21swapper/3610:09:2730
3817699211179,24cyclictest0-21swapper/3610:09:2630
3812899208193,5cyclictest0-21swapper/1111:15:183
3812899208193,5cyclictest0-21swapper/1111:15:173
3816499205193,10cyclictest0-21swapper/2808:07:1321
3816499205193,10cyclictest0-21swapper/2808:07:1321
381179920587,101cyclictest15979-21CPU1
381179920587,101cyclictest15979-21CPU1
381249919917,179cyclictest25200-21inotify_reader11:30:2137
381249919917,179cyclictest25200-21inotify_reader11:30:2137
381249919917,179cyclictest25200-21inotify_reader11:30:2137
3812599198179,4cyclictest0-21swapper/808:30:1838
3812599198179,4cyclictest0-21swapper/808:30:1838
3816499197187,8cyclictest0-21swapper/2809:11:2121
3816499197187,8cyclictest0-21swapper/2809:11:2121
3812199197163,30cyclictest0-21swapper/510:28:0635
3812199197163,30cyclictest0-21swapper/510:28:0635
3812199197159,19cyclictest137250irq/44-eno1-TxRx-208:10:1835
3812199197159,19cyclictest137250irq/44-eno1-TxRx-208:10:1835
3812199196180,14cyclictest0-21swapper/510:08:0535
3812199196180,14cyclictest0-21swapper/510:08:0535
3812199196180,14cyclictest0-21swapper/510:08:0535
3817099195168,10cyclictest171rcu_preempt10:26:3427
3817099195168,10cyclictest171rcu_preempt10:26:3427
3817999194179,9cyclictest0-21swapper/3909:17:1533
3817999194179,9cyclictest0-21swapper/3909:17:1533
3817799194116,63cyclictest0-21swapper/3712:30:1831
3817799194116,63cyclictest0-21swapper/3712:30:1831
381269919421,159cyclictest6513-21inotify_reader07:15:2139
381269919421,159cyclictest6513-21inotify_reader07:15:2139
381249919316,83cyclictest34009-21inotify_reader07:20:1837
381249919316,83cyclictest34009-21inotify_reader07:20:1837
381599919227,155cyclictest11901-21CPU17
381599919227,155cyclictest11901-21CPU17
381599919227,155cyclictest11901-21CPU17
38135991921,5cyclictest0-21swapper/1512:35:227
38135991921,5cyclictest0-21swapper/1512:35:227
38135991921,5cyclictest0-21swapper/1512:35:217
3812199191183,7cyclictest0-21swapper/512:19:2335
3812199191183,7cyclictest0-21swapper/512:19:2335
3812199191183,7cyclictest0-21swapper/512:19:2335
3812199190184,4cyclictest0-21swapper/512:27:1535
3812199190184,4cyclictest0-21swapper/512:27:1435
3812199190184,4cyclictest0-21swapper/512:27:1435
3817999189153,32cyclictest11904-21CPU33
3817999189153,32cyclictest11904-21CPU33
3817999189153,32cyclictest11904-21CPU33
3817699189178,9cyclictest0-21swapper/3611:21:0730
3817699189178,9cyclictest0-21swapper/3611:21:0730
3817699189178,9cyclictest0-21swapper/3611:21:0730
3817099188133,29cyclictest0-21swapper/3310:50:4527
3817099188133,29cyclictest0-21swapper/3310:50:4527
3817099188133,29cyclictest0-21swapper/3310:50:4527
3812199188171,5cyclictest0-21swapper/512:02:5135
3812199188171,5cyclictest0-21swapper/512:02:5135
3812199188171,5cyclictest0-21swapper/512:02:5135
3812199188159,9cyclictest0-21swapper/507:45:1935
3812199188159,9cyclictest0-21swapper/507:45:1935
38165991871,6cyclictest1526-21dbus-daemon09:55:1922
38165991871,6cyclictest1526-21dbus-daemon09:55:1922
38165991871,6cyclictest1526-21dbus-daemon09:55:1922
3816499187171,10cyclictest0-21swapper/2808:45:4521
3816499187171,10cyclictest0-21swapper/2808:45:4421
3816499187165,11cyclictest0-21swapper/2811:05:3521
3816499187165,11cyclictest0-21swapper/2811:05:3521
3814999187114,64cyclictest9334-21CPU15
3814999187114,64cyclictest9334-21CPU15
3814999187114,64cyclictest9334-21CPU15
3812199187174,12cyclictest0-21swapper/511:12:3135
3812199187174,12cyclictest0-21swapper/511:12:3135
3812199187168,16cyclictest0-21swapper/512:20:1535
3812199187168,16cyclictest0-21swapper/512:20:1535
3812199187168,16cyclictest0-21swapper/512:20:1535
3812199186173,11cyclictest0-21swapper/510:30:2335
3812199186173,11cyclictest0-21swapper/510:30:2335
3812199186173,11cyclictest0-21swapper/510:30:2335
3812199186173,11cyclictest0-21swapper/510:30:2335
3816499185175,8cyclictest0-21swapper/2809:22:1221
3816499185175,8cyclictest0-21swapper/2809:22:1221
3816499185175,8cyclictest0-21swapper/2809:22:1221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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