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2026-03-16 - 02:47
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackbslot6.osadl.org (updated Sun Mar 15, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911080,39ptp4l401ktimersoftd/308:01:063
259352780,4sleep23082499cyclictest11:41:202
90102730,2sleep33083199cyclictest12:29:113
90102730,2sleep33083199cyclictest12:29:113
106891690,1ptp4l401ktimersoftd/311:24:263
106891680,1ptp4l401ktimersoftd/310:06:493
302482670,1sleep30-21swapper/313:22:313
97402650,2sleep00-21swapper/010:51:480
106891650,1ptp4l401ktimersoftd/312:04:043
106891640,1ptp4l401ktimersoftd/310:59:453
310572630,5sleep131059-21apt-config08:01:311
30810995914,34cyclictest14524-21sh10:22:410
219662590,2sleep20-21swapper/211:03:262
189192590,2sleep00-21swapper/011:32:470
106891570,1ptp4l401ktimersoftd/312:25:503
106891540,1ptp4l401ktimersoftd/311:54:553
47202520,3sleep00-21swapper/010:12:450
30810995211,26cyclictest1055-21runrttasks10:32:530
30819995140,6cyclictest25-21ksoftirqd/108:21:421
106891510,2ptp4l25453-21kworker/3:111:19:163
30819995023,7cyclictest25-21ksoftirqd/111:31:481
30819995019,8cyclictest25-21ksoftirqd/113:11:401
143291500,2getstats0-21swapper/312:19:463
3081999495,10cyclictest25-21ksoftirqd/109:01:541
30819994931,3cyclictest25-21ksoftirqd/112:26:491
30819994931,3cyclictest25-21ksoftirqd/112:26:491
30819994923,4cyclictest25-21ksoftirqd/111:11:501
30819994919,11cyclictest25-21ksoftirqd/110:46:511
30819994917,10cyclictest25-21ksoftirqd/110:36:571
3081999486,9cyclictest25-21ksoftirqd/112:01:501
3081999486,8cyclictest25-21ksoftirqd/110:01:511
30819994820,10cyclictest25-21ksoftirqd/112:11:521
30819994819,10cyclictest25-21ksoftirqd/111:57:021
106891480,2ptp4l25453-21kworker/3:111:49:063
3081999476,10cyclictest25-21ksoftirqd/112:36:571
3081999475,9cyclictest25-21ksoftirqd/110:41:511
3081999475,9cyclictest25-21ksoftirqd/110:41:511
30819994723,10cyclictest25-21ksoftirqd/111:21:531
30819994721,4cyclictest25-21ksoftirqd/112:46:571
30819994720,9cyclictest25-21ksoftirqd/111:01:341
30819994720,7cyclictest25-21ksoftirqd/111:52:021
30819994720,7cyclictest25-21ksoftirqd/108:46:541
30819994720,4cyclictest25-21ksoftirqd/110:31:271
30819994720,10cyclictest25-21ksoftirqd/112:43:091
30819994719,7cyclictest25-21ksoftirqd/111:51:361
30819994717,5cyclictest25-21ksoftirqd/109:48:151
30819994715,9cyclictest25-21ksoftirqd/108:06:471
106891470,1ptp4l401ktimersoftd/313:30:513
3081999466,7cyclictest25-21ksoftirqd/111:41:051
3081999464,8cyclictest25-21ksoftirqd/111:16:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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