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2026-05-13 - 01:28
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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 May 12, 2026 13:03:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1043499223204,8cyclictest0-21swapper/610:51:1236
1043499223204,8cyclictest0-21swapper/610:51:1236
1043499223204,8cyclictest0-21swapper/610:51:1236
1045299220212,6cyclictest0-21swapper/2111:15:2014
1045299220212,6cyclictest0-21swapper/2111:15:2014
1045299217212,3cyclictest0-21swapper/2111:11:1714
1045299217212,3cyclictest0-21swapper/2111:11:1714
1045299217212,3cyclictest0-21swapper/2111:11:1714
1045299216207,5cyclictest1430-21polkitd10:10:5214
1045299216207,5cyclictest1430-21polkitd10:10:5114
1043499216211,4cyclictest0-21swapper/612:15:4636
1043499216211,4cyclictest0-21swapper/612:15:4636
1043499214207,5cyclictest0-21swapper/607:15:0136
1043499214207,5cyclictest0-21swapper/607:15:0136
1046299213200,10cyclictest0-21swapper/2909:57:0822
1046299213200,10cyclictest0-21swapper/2909:57:0822
1045299213208,4cyclictest17483-21nfsd09:36:0714
1045299213208,4cyclictest17483-21nfsd09:36:0714
1045299212205,5cyclictest0-21swapper/2111:39:4114
1045299212205,5cyclictest0-21swapper/2111:39:4114
1045299212205,5cyclictest0-21swapper/2111:39:4114
1045299211200,5cyclictest37257-21qemu-system-x8607:19:0714
1045299211200,5cyclictest37257-21qemu-system-x8607:19:0714
1045299210203,3cyclictest3544-21CPU14
1045299210203,3cyclictest3544-21CPU14
1045299210203,3cyclictest3544-21CPU14
1045299210200,7cyclictest0-21swapper/2112:18:5214
1045299210200,7cyclictest0-21swapper/2112:18:5114
1045299209204,4cyclictest0-21swapper/2112:00:2714
1045299209204,4cyclictest0-21swapper/2112:00:2614
1045299209204,4cyclictest0-21swapper/2112:00:2614
1045299209204,4cyclictest0-21swapper/2109:29:3114
1045299209204,4cyclictest0-21swapper/2109:29:3014
1045299209204,4cyclictest0-21swapper/2109:29:3014
1045299209203,4cyclictest0-21swapper/2111:49:2814
1045299209203,4cyclictest0-21swapper/2111:49:2714
1045299209203,4cyclictest0-21swapper/2111:49:2714
1044299208202,4cyclictest0-21swapper/1212:16:204
1044299208202,4cyclictest0-21swapper/1212:16:194
1044099208198,8cyclictest0-21swapper/1011:00:222
1044099208198,8cyclictest0-21swapper/1011:00:222
1042699208196,10cyclictest0-21swapper/008:00:060
1043499207202,4cyclictest0-21swapper/612:39:2236
1043499207202,4cyclictest0-21swapper/612:39:2236
1045299206197,5cyclictest37263-21CPU14
1045299206197,5cyclictest37263-21CPU14
1045299206197,5cyclictest37263-21CPU14
1043499206200,4cyclictest0-21swapper/609:00:0436
1043499206200,4cyclictest0-21swapper/609:00:0436
1043499206193,10cyclictest0-21swapper/610:46:0936
1043499206193,10cyclictest0-21swapper/610:46:0936
1046299205201,3cyclictest0-21swapper/2909:53:5722
1046299205201,3cyclictest0-21swapper/2909:53:5622
1046299205201,3cyclictest0-21swapper/2909:53:5622
1045299203197,4cyclictest0-21swapper/2111:58:2814
1045299203197,4cyclictest0-21swapper/2111:58:2814
1045299203197,4cyclictest0-21swapper/2111:58:2814
1044099202192,7cyclictest0-21swapper/1011:46:282
1044099202192,7cyclictest0-21swapper/1011:46:272
1044099202192,7cyclictest0-21swapper/1011:46:272
1045299201195,5cyclictest0-21swapper/2112:05:2714
1045299201195,5cyclictest0-21swapper/2112:05:2714
1045299201195,5cyclictest0-21swapper/2112:05:2714
1045299201191,9cyclictest0-21swapper/2109:59:1914
1045299201191,9cyclictest0-21swapper/2109:59:1914
1045299201188,11cyclictest0-21swapper/2110:03:2814
1045299201188,11cyclictest0-21swapper/2110:03:2714
1045299200194,3cyclictest6702-21sshd10:15:2314
1045299200194,3cyclictest6702-21sshd10:15:2314
1045299200194,3cyclictest6702-21sshd10:15:2314
1045299200192,6cyclictest0-21swapper/2112:10:3414
1045299200192,6cyclictest0-21swapper/2112:10:3414
1042699200176,14cyclictest0-21swapper/011:20:110
1042699200176,14cyclictest0-21swapper/011:20:110
1045299199193,4cyclictest0-21swapper/2112:26:5914
1045299199193,4cyclictest0-21swapper/2112:26:5914
1045299199191,5cyclictest0-21swapper/2111:50:2214
1045299199191,5cyclictest0-21swapper/2111:50:2114
1045299199191,5cyclictest0-21swapper/2111:50:2114
1045299199190,6cyclictest3545-21CPU14
1045299199190,6cyclictest3545-21CPU14
1045299198191,5cyclictest0-21swapper/2112:20:1914
1045299198191,5cyclictest0-21swapper/2112:20:1914
1045299198187,9cyclictest0-21swapper/2110:21:4714
1045299198187,9cyclictest0-21swapper/2110:21:4714
1045299198185,11cyclictest17484-21nfsd11:40:5914
1045299198185,11cyclictest17484-21nfsd11:40:5814
1045299198185,11cyclictest17484-21nfsd11:40:5814
1044099198189,7cyclictest0-21swapper/1011:43:282
1044099198189,7cyclictest0-21swapper/1011:43:282
1044099198189,7cyclictest0-21swapper/1011:43:282
1042699198179,10cyclictest0-21swapper/010:38:030
1042699198179,10cyclictest0-21swapper/010:38:030
1042699198179,10cyclictest0-21swapper/010:38:030
1043499197191,4cyclictest0-21swapper/611:56:5636
1043499197191,4cyclictest0-21swapper/611:56:5536
1043499197191,4cyclictest0-21swapper/611:56:5536
1045299196190,4cyclictest0-21swapper/2109:05:3414
1045299196190,4cyclictest0-21swapper/2109:05:3414
1045299196186,8cyclictest0-21swapper/2112:35:1814
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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