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2026-06-23 - 15:25
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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 Tue Jun 23, 2026 13:02:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2857499254238,13cyclictest0-21swapper/2211:45:2015
2857499254238,13cyclictest0-21swapper/2211:45:2015
2857499254238,13cyclictest0-21swapper/2211:45:2015
2855699250244,4cyclictest0-21swapper/1007:20:152
2857399227209,15cyclictest4407-21CPU14
2857399227209,15cyclictest4407-21CPU14
2857499225206,13cyclictest2459-21CPU15
2857499225206,13cyclictest2459-21CPU15
2857299225221,2cyclictest0-21swapper/2008:15:1513
2857299225221,2cyclictest0-21swapper/2008:15:1513
2856699225205,11cyclictest0-21swapper/1810:15:2110
2856699225205,11cyclictest0-21swapper/1810:15:2110
2857499223210,11cyclictest0-21swapper/2209:40:3015
2857499223210,11cyclictest0-21swapper/2209:40:3015
2857499223210,11cyclictest0-21swapper/2209:40:3015
2856699222208,9cyclictest0-21swapper/1809:32:4910
2856699222208,9cyclictest0-21swapper/1809:32:4910
2856699222205,7cyclictest0-21swapper/1810:05:1110
2856699222205,7cyclictest0-21swapper/1810:05:1110
2856699222205,7cyclictest0-21swapper/1810:05:1110
2856699221203,11cyclictest0-21swapper/1809:23:4210
2856699221203,11cyclictest0-21swapper/1809:23:4210
2856699221203,11cyclictest0-21swapper/1809:23:4210
2857799220212,4cyclictest37263-21CPU18
2857799220212,4cyclictest37263-21CPU18
2857799220212,4cyclictest37263-21CPU18
2857599220215,3cyclictest0-21swapper/2311:50:1716
2857599220215,3cyclictest0-21swapper/2311:50:1716
2857599220215,3cyclictest0-21swapper/2311:50:1716
2857499217203,3cyclictest3545-21CPU15
2857499217203,3cyclictest3545-21CPU15
2857499217203,3cyclictest3545-21CPU15
2856699217206,7cyclictest2447-21CPU10
2856699217206,7cyclictest2447-21CPU10
2856699217199,7cyclictest0-21swapper/1809:26:4510
2856699217199,7cyclictest0-21swapper/1809:26:4510
2856699217199,7cyclictest0-21swapper/1809:26:4510
2857499216207,6cyclictest0-21swapper/2210:45:0515
2857499216207,6cyclictest0-21swapper/2210:45:0515
2857499215208,3cyclictest3609-21CPU15
2857499215208,3cyclictest3609-21CPU15
2857499213206,4cyclictest0-21swapper/2211:51:4815
2857499213206,4cyclictest0-21swapper/2211:51:4815
2857499213206,4cyclictest0-21swapper/2211:51:4815
2856999213210,2cyclictest0-21swapper/1909:40:1511
2856999213210,2cyclictest0-21swapper/1909:40:1511
2856999213210,2cyclictest0-21swapper/1909:40:1511
2857499212203,4cyclictest0-21swapper/2212:09:1315
2857499212203,4cyclictest0-21swapper/2212:09:1315
2857499212203,4cyclictest0-21swapper/2212:09:1315
2854599212207,4cyclictest0-21swapper/108:50:011
2854599212207,4cyclictest0-21swapper/108:50:011
2857499211204,4cyclictest0-21swapper/2211:43:1915
2857499211204,4cyclictest0-21swapper/2211:43:1915
2857499211194,13cyclictest0-21swapper/2207:30:2115
2857499211194,13cyclictest0-21swapper/2207:30:2115
2857499210182,15cyclictest0-21swapper/2212:00:3315
2857499210182,15cyclictest0-21swapper/2212:00:3315
2856699210202,3cyclictest3610-21CPU10
2856699210202,3cyclictest3610-21CPU10
2856699210202,3cyclictest3610-21CPU10
2856699209203,5cyclictest0-21swapper/1809:44:5510
2856699209203,5cyclictest0-21swapper/1809:44:5510
2856699209203,5cyclictest0-21swapper/1809:44:5510
2856699209201,4cyclictest1367-21dbus-daemon09:48:0310
2856699209201,4cyclictest1367-21dbus-daemon09:48:0310
2856699209201,4cyclictest1367-21dbus-daemon09:48:0310
2858699208198,5cyclictest0-21swapper/3110:36:0325
2858699208198,5cyclictest0-21swapper/3110:36:0325
2857499208199,4cyclictest0-21swapper/2211:25:1415
2857499208199,4cyclictest0-21swapper/2211:25:1415
2854399208193,8cyclictest0-21swapper/010:51:210
2854399208193,8cyclictest0-21swapper/010:51:210
2856099207204,2cyclictest0-21swapper/1312:25:265
2856099207204,2cyclictest0-21swapper/1312:25:265
2857499206196,8cyclictest29016-21kill12:12:0215
2857499206196,8cyclictest29016-21kill12:12:0215
2857499206193,10cyclictest0-21swapper/2212:35:5215
2857499206193,10cyclictest0-21swapper/2212:35:5215
2857499206193,10cyclictest0-21swapper/2212:35:5215
2856699206197,6cyclictest0-21swapper/1810:25:2210
2856699206197,6cyclictest0-21swapper/1810:25:2210
2856699206197,6cyclictest0-21swapper/1810:25:2210
2857499205198,5cyclictest0-21swapper/2212:15:2615
2857499205198,5cyclictest0-21swapper/2212:15:2615
2856699205199,5cyclictest0-21swapper/1809:10:3410
2856699205199,5cyclictest0-21swapper/1809:10:3410
2856699204195,5cyclictest3610-21CPU10
2856699204195,5cyclictest3610-21CPU10
2855799204170,12cyclictest171rcu_preempt09:56:513
2855799204170,12cyclictest171rcu_preempt09:56:513
2855799204170,12cyclictest171rcu_preempt09:56:513
2854399204192,6cyclictest0-21swapper/009:15:310
2854399204192,6cyclictest0-21swapper/009:15:310
2854599203189,8cyclictest0-21swapper/108:51:001
2854599203189,8cyclictest0-21swapper/108:51:001
2854399203195,6cyclictest33498-21sshd10:44:510
2854399203195,6cyclictest33498-21sshd10:44:510
2856699202194,4cyclictest2456-21CPU10
2856699202194,4cyclictest2456-21CPU10
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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