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2025-11-28 - 19:19
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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 Fri Nov 28, 2025 13:01:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1146299275240,16cyclictest36511-21TaskSchedulerSi11:30:1823
1146299275240,16cyclictest36511-21TaskSchedulerSi11:30:1823
1146299256229,12cyclictest7399-21sshd10:55:1823
1146299256229,12cyclictest7399-21sshd10:55:1823
11453992411,232cyclictest0-21swapper/010:55:180
11453992411,232cyclictest0-21swapper/010:55:180
1157799238207,15cyclictest21411-21NetworkChangeNo09:25:1829
1157799238207,15cyclictest21411-21NetworkChangeNo09:25:1829
1157799238207,15cyclictest21411-21NetworkChangeNo09:25:1829
1146299232216,5cyclictest9327-21CPU23
1146299232216,5cyclictest9327-21CPU23
1157799229215,3cyclictest4907-21CPU29
1157799229215,3cyclictest4907-21CPU29
1149799229194,18cyclictest30990-21inotify_reader11:50:1935
1149799229194,18cyclictest30990-21inotify_reader11:50:1935
1149799229194,18cyclictest30990-21inotify_reader11:50:1835
1146299226208,3cyclictest3078-21CPU23
1146299226208,3cyclictest3078-21CPU23
1146299226208,3cyclictest3078-21CPU23
115699921910,9cyclictest4907-21CPU24
115699921910,9cyclictest4907-21CPU24
11569992056,21cyclictest0-21swapper/3008:35:1524
11569992056,21cyclictest0-21swapper/3008:35:1524
1146299203181,3cyclictest0-21swapper/311:40:1923
1146299203181,3cyclictest0-21swapper/311:40:1923
1146299203181,3cyclictest0-21swapper/311:40:1923
1150999201172,15cyclictest9327-21CPU38
1150999201172,15cyclictest9327-21CPU38
1151699198136,23cyclictest0-21swapper/1408:30:206
1151699198136,23cyclictest0-21swapper/1408:30:206
115669919710,6cyclictest15710-21inotify_reader08:20:1820
115669919710,6cyclictest15710-21inotify_reader08:20:1820
115169919727,155cyclictest3079-21CPU6
115169919727,155cyclictest3079-21CPU6
115169919727,155cyclictest3079-21CPU6
1146299197192,3cyclictest0-21swapper/307:19:5623
1146299197192,3cyclictest0-21swapper/307:19:5623
1146299197188,6cyclictest0-21swapper/308:30:2123
1146299197188,6cyclictest0-21swapper/308:30:2123
1146299195187,5cyclictest0-21swapper/311:35:1523
1146299195187,5cyclictest0-21swapper/311:35:1523
1146299195187,5cyclictest0-21swapper/311:35:1523
1146299195179,7cyclictest4631-21CPU23
1146299195179,7cyclictest4631-21CPU23
1146299195179,7cyclictest4631-21CPU23
1146299194191,2cyclictest0-21swapper/309:06:4423
1146299194191,2cyclictest0-21swapper/309:06:4323
1146299194191,2cyclictest0-21swapper/309:06:4323
1146299194186,5cyclictest0-21swapper/312:37:1023
1146299194186,5cyclictest0-21swapper/312:37:1023
115709919319,163cyclictest15982-21CPU25
115709919319,163cyclictest15982-21CPU25
11547991931,30cyclictest0-21swapper/2307:30:2016
114929919119,167cyclictest11898-21CPU34
114929919119,167cyclictest11898-21CPU34
115849919022,47cyclictest0-21swapper/3710:15:1831
115849919022,47cyclictest0-21swapper/3710:15:1831
115849919022,47cyclictest0-21swapper/3710:15:1831
1146299190186,3cyclictest0-21swapper/312:19:5723
1146299190186,3cyclictest0-21swapper/312:19:5723
1146299190186,3cyclictest0-21swapper/312:19:5723
1146299188183,3cyclictest0-21swapper/309:52:4623
1146299188183,3cyclictest0-21swapper/309:52:4623
1146299188183,3cyclictest0-21swapper/309:52:4623
1146299188181,5cyclictest0-21swapper/311:06:5423
1146299188181,5cyclictest0-21swapper/311:06:5423
1146299188181,5cyclictest0-21swapper/311:06:5423
1146299188180,6cyclictest0-21swapper/309:46:5823
1146299188180,6cyclictest0-21swapper/309:46:5823
1146299188180,6cyclictest0-21swapper/309:46:5823
1146299188180,6cyclictest0-21swapper/307:23:0123
114559918895,80cyclictest31804-21inotify_reader10:20:151
114559918895,80cyclictest31804-21inotify_reader10:20:151
114559918895,80cyclictest31804-21inotify_reader10:20:151
11567991871,3cyclictest0-21swapper/2810:50:2021
11567991871,3cyclictest0-21swapper/2810:50:1921
11567991871,3cyclictest0-21swapper/2810:50:1921
115139918740,133cyclictest0-21swapper/1110:25:203
115139918740,133cyclictest0-21swapper/1110:25:203
115139918740,133cyclictest0-21swapper/1110:25:203
1146299187174,11cyclictest0-21swapper/310:52:0323
1146299187174,11cyclictest0-21swapper/310:52:0323
1146299187174,11cyclictest0-21swapper/310:52:0223
114629918619,18cyclictest0-21swapper/308:00:1823
114629918619,18cyclictest0-21swapper/308:00:1823
1157299185141,36cyclictest0-21swapper/3210:37:4826
1157299185141,36cyclictest0-21swapper/3210:37:4826
1157299185141,36cyclictest0-21swapper/3210:37:4826
11453991853,178cyclictest0-21swapper/012:35:210
11453991853,178cyclictest0-21swapper/012:35:210
1146299184177,5cyclictest15983-21CPU23
1146299184177,5cyclictest15983-21CPU23
1146299184175,3cyclictest4909-21CPU23
1146299184175,3cyclictest4909-21CPU23
114559918410,170cyclictest36796-21nfsd10:45:201
114559918410,170cyclictest36796-21nfsd10:45:201
11586991835,174cyclictest24781-21inotify_reader07:55:1633
11586991835,174cyclictest24781-21inotify_reader07:55:1633
1157299183130,40cyclictest0-21swapper/3209:46:3726
1157299183130,40cyclictest0-21swapper/3209:46:3726
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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