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2026-07-11 - 18:36
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Sat Jul 11, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2209521430,3sleep2102999cyclictest09:47:052
1068911020,4ptp4l401ktimersoftd/309:04:513
1068911020,4ptp4l401ktimersoftd/309:04:513
106891700,1ptp4l401ktimersoftd/313:40:223
327232640,6sleep10-21swapper/109:02:141
327232640,6sleep10-21swapper/109:02:141
127722610,3sleep112774-21grep10:36:581
1029995747,5cyclictest33-21ksoftirqd/212:02:012
106891560,2ptp4l8509-21kworker/3:109:11:443
106891560,1ptp4l401ktimersoftd/311:57:523
106891550,1ptp4l401ktimersoftd/311:31:573
71425431,12sleep219253-21kworker/2:109:04:262
71425431,12sleep219253-21kworker/2:109:04:262
106891520,1ptp4l401ktimersoftd/313:34:333
106891520,15ptp4l24180-21kworker/3:213:08:413
86772510,2sleep10-21swapper/112:26:111
106891510,1ptp4l401ktimersoftd/311:29:313
239692500,2sleep20-21swapper/209:52:032
101599506,7cyclictest9-21ksoftirqd/013:55:110
106891490,2ptp4l17423-21kworker/3:011:55:303
101599460,7cyclictest24967-21irqrtprio12:42:080
180162440,11sleep3401ktimersoftd/310:47:043
101599444,7cyclictest9-21ksoftirqd/011:06:550
101599437,7cyclictest9-21ksoftirqd/011:32:140
106891420,0ptp4l401ktimersoftd/312:42:263
101599426,7cyclictest9-21ksoftirqd/013:22:070
101599426,6cyclictest9-21ksoftirqd/014:20:300
101599421,8cyclictest3154-21phc2sys-jitter11:47:100
106891410,1ptp4l401ktimersoftd/311:15:383
101599415,6cyclictest9-21ksoftirqd/012:06:460
101599412,6cyclictest9-21ksoftirqd/013:57:200
106891400,1ptp4l401ktimersoftd/312:50:513
106891400,1ptp4l401ktimersoftd/312:50:513
101599406,7cyclictest9-21ksoftirqd/014:13:260
101599406,6cyclictest9-21ksoftirqd/012:52:190
101599405,6cyclictest9-21ksoftirqd/013:45:020
106891390,1ptp4l401ktimersoftd/313:02:063
101599396,6cyclictest0-21swapper/012:24:000
101599395,6cyclictest0-21swapper/011:25:460
101599392,6cyclictest9-21ksoftirqd/011:28:100
74423817,12sleep09-21ksoftirqd/009:04:480
74423817,12sleep09-21ksoftirqd/009:04:480
106891380,1ptp4l401ktimersoftd/314:36:143
106891380,1ptp4l401ktimersoftd/314:36:143
106891380,1ptp4l401ktimersoftd/314:20:473
106891380,1ptp4l401ktimersoftd/314:13:093
106891380,1ptp4l401ktimersoftd/314:10:263
106891380,1ptp4l401ktimersoftd/314:03:503
106891380,1ptp4l401ktimersoftd/313:59:533
106891380,1ptp4l401ktimersoftd/313:56:043
106891380,1ptp4l401ktimersoftd/313:47:253
106891380,1ptp4l401ktimersoftd/313:27:123
106891380,1ptp4l401ktimersoftd/312:25:503
106891380,1ptp4l401ktimersoftd/311:17:223
106891380,10ptp4l401ktimersoftd/312:14:123
106891380,0ptp4l401ktimersoftd/312:33:193
101599386,6cyclictest9-21ksoftirqd/012:38:300
106891370,2ptp4l17423-21kworker/3:011:48:003
106891370,1ptp4l401ktimersoftd/314:27:403
106891370,1ptp4l401ktimersoftd/313:25:483
106891370,1ptp4l401ktimersoftd/313:16:233
106891370,1ptp4l401ktimersoftd/312:52:413
106891370,1ptp4l401ktimersoftd/312:28:023
106891370,1ptp4l401ktimersoftd/312:11:243
106891370,1ptp4l401ktimersoftd/312:02:463
106891370,1ptp4l401ktimersoftd/311:42:593
106891370,1ptp4l401ktimersoftd/311:22:463
101599377,7cyclictest9-21ksoftirqd/012:17:000
101599376,7cyclictest9-21ksoftirqd/013:48:390
101599376,10cyclictest9-21ksoftirqd/012:09:290
101599375,7cyclictest9-21ksoftirqd/013:41:150
101599375,7cyclictest9-21ksoftirqd/013:18:400
101599375,7cyclictest9-21ksoftirqd/012:50:370
101599375,7cyclictest9-21ksoftirqd/012:50:370
101599372,6cyclictest9-21ksoftirqd/012:28:170
101599371,5cyclictest9-21ksoftirqd/013:12:140
101599370,5cyclictest0-21swapper/013:32:180
106891360,1ptp4l401ktimersoftd/313:42:283
106891360,1ptp4l401ktimersoftd/312:37:293
106891360,1ptp4l401ktimersoftd/312:16:553
106891360,1ptp4l401ktimersoftd/311:07:573
106891360,1ptp4l401ktimersoftd/311:02:023
106891360,1ptp4l401ktimersoftd/310:32:043
106891360,0ptp4l401ktimersoftd/312:59:493
106891360,0ptp4l401ktimersoftd/311:39:573
106891360,0ptp4l401ktimersoftd/310:27:063
1029993630,3cyclictest33-21ksoftirqd/213:36:502
101599365,7cyclictest9-21ksoftirqd/012:12:080
101599365,5cyclictest0-21swapper/011:20:040
101599364,6cyclictest9-21ksoftirqd/009:31:580
101599363,6cyclictest9-21ksoftirqd/014:11:310
101599360,6cyclictest101ktimersoftd/014:36:170
101599360,6cyclictest101ktimersoftd/014:36:170
106891350,2ptp4l8509-21kworker/3:109:56:473
101599357,7cyclictest9-21ksoftirqd/011:52:020
101599357,6cyclictest9-21ksoftirqd/013:07:040
101599356,7cyclictest9-21ksoftirqd/014:29:350
101599355,7cyclictest9-21ksoftirqd/014:01:540
101599355,7cyclictest9-21ksoftirqd/013:02:040
101599355,7cyclictest9-21ksoftirqd/009:49:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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