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2026-04-23 - 13:07
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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 Thu Apr 23, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2860721770,4sleep0119099cyclictest23:28:140
372221760,3sleep1119599cyclictest22:30:371
1068911000,3ptp4l401ktimersoftd/320:20:263
122682890,4sleep2120199cyclictest00:51:232
106891710,1ptp4l401ktimersoftd/323:02:063
106891710,1ptp4l401ktimersoftd/322:45:133
106891690,1ptp4l401ktimersoftd/300:30:053
52482670,2sleep30-21swapper/301:17:503
9242664,10sleep00-21swapper/020:20:490
81182570,4sleep18123-21gltestperf23:08:071
106891560,1ptp4l401ktimersoftd/301:06:423
106891550,1ptp4l401ktimersoftd/323:55:043
106891550,1ptp4l401ktimersoftd/300:19:463
92025234,8sleep10-21swapper/120:20:461
1201995144,3cyclictest0-21swapper/220:22:482
45892500,2sleep00-21swapper/001:48:380
106891460,1ptp4l401ktimersoftd/301:43:543
106891450,1ptp4l401ktimersoftd/323:16:003
106891450,1ptp4l401ktimersoftd/322:05:473
106891420,1ptp4l401ktimersoftd/322:23:023
106891410,1ptp4l401ktimersoftd/322:35:503
283372400,1sleep00-21swapper/022:55:180
106891400,1ptp4l401ktimersoftd/300:39:253
106891400,1ptp4l401ktimersoftd/300:24:413
106891400,0ptp4l401ktimersoftd/300:57:043
106891390,1ptp4l401ktimersoftd/322:56:203
106891390,1ptp4l401ktimersoftd/322:48:103
106891390,1ptp4l401ktimersoftd/301:09:243
106891390,1ptp4l401ktimersoftd/300:48:043
106891380,1ptp4l401ktimersoftd/323:35:103
106891380,1ptp4l401ktimersoftd/323:30:243
106891380,1ptp4l401ktimersoftd/323:24:223
106891380,1ptp4l401ktimersoftd/300:01:013
106891380,1ptp4l401ktimersoftd/300:01:013
106891370,1ptp4l401ktimersoftd/323:21:303
106891370,1ptp4l401ktimersoftd/323:07:063
106891370,1ptp4l401ktimersoftd/301:51:303
106891370,1ptp4l401ktimersoftd/301:40:563
106891370,1ptp4l401ktimersoftd/301:40:563
106891370,1ptp4l401ktimersoftd/301:37:473
106891370,1ptp4l401ktimersoftd/301:18:423
106891370,1ptp4l401ktimersoftd/300:35:443
106891370,1ptp4l401ktimersoftd/300:09:593
106891370,1ptp4l401ktimersoftd/300:03:443
106891370,1ptp4l401ktimersoftd/300:03:443
106891370,0ptp4l401ktimersoftd/323:12:043
106891360,1ptp4l401ktimersoftd/323:39:443
106891360,1ptp4l401ktimersoftd/322:42:123
106891360,1ptp4l401ktimersoftd/300:58:353
106891360,0ptp4l401ktimersoftd/322:01:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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