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2026-08-24 - 01:47
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Sun Aug 23, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
219921470,4sleep2284299cyclictest14:54:282
1068911040,3ptp4l401ktimersoftd/309:29:203
106891710,1ptp4l401ktimersoftd/311:48:083
106891710,1ptp4l401ktimersoftd/311:48:083
76132670,2sleep10-21swapper/113:53:081
245272670,5sleep324530-21fschecks_time11:20:463
106891660,1ptp4l401ktimersoftd/314:22:593
291182630,1sleep30-21swapper/314:48:433
191012610,2sleep10-21swapper/112:25:481
24042604,10sleep20-21swapper/209:26:142
106891600,1ptp4l401ktimersoftd/312:05:533
227542590,4sleep0283099cyclictest13:01:200
106891580,1ptp4l401ktimersoftd/314:07:223
106891580,1ptp4l401ktimersoftd/311:52:413
106891580,1ptp4l401ktimersoftd/311:52:413
106891560,1ptp4l401ktimersoftd/310:14:273
239142550,2sleep20-21swapper/211:57:102
106891550,1ptp4l401ktimersoftd/312:23:173
25222544,39sleep00-21swapper/009:27:450
192352540,2sleep20-21swapper/212:58:372
24412464,30sleep10-21swapper/109:26:411
106891460,2ptp4l14057-21kworker/3:013:53:033
106891450,1ptp4l401ktimersoftd/314:02:463
106891450,1ptp4l401ktimersoftd/313:57:473
106891450,1ptp4l401ktimersoftd/311:15:423
106891440,1ptp4l401ktimersoftd/315:00:343
106891430,1ptp4l401ktimersoftd/312:43:153
106891410,1ptp4l401ktimersoftd/314:38:533
106891410,1ptp4l401ktimersoftd/311:36:033
106891410,0ptp4l401ktimersoftd/312:28:213
106891390,1ptp4l401ktimersoftd/314:13:593
106891380,1ptp4l401ktimersoftd/314:53:363
106891380,1ptp4l401ktimersoftd/314:45:073
106891380,1ptp4l401ktimersoftd/314:31:213
106891380,1ptp4l401ktimersoftd/313:31:203
106891380,1ptp4l401ktimersoftd/313:31:203
106891380,1ptp4l401ktimersoftd/313:15:393
106891380,1ptp4l401ktimersoftd/312:30:373
106891380,1ptp4l401ktimersoftd/312:17:263
106891380,1ptp4l401ktimersoftd/312:05:203
106891380,1ptp4l401ktimersoftd/311:34:513
106891380,1ptp4l401ktimersoftd/309:58:453
106891380,1ptp4l401ktimersoftd/309:58:453
106891380,1ptp4l401ktimersoftd/309:35:313
106891370,1ptp4l401ktimersoftd/314:16:533
106891370,1ptp4l401ktimersoftd/313:47:403
106891370,1ptp4l401ktimersoftd/313:41:113
106891370,1ptp4l401ktimersoftd/313:28:403
106891370,1ptp4l401ktimersoftd/313:15:303
106891370,1ptp4l401ktimersoftd/312:58:563
106891370,1ptp4l401ktimersoftd/312:50:463
106891370,1ptp4l401ktimersoftd/312:46:333
106891360,1ptp4l401ktimersoftd/313:08:093
106891360,1ptp4l401ktimersoftd/312:13:193
106891360,1ptp4l401ktimersoftd/311:41:173
106891360,0ptp4l401ktimersoftd/313:00:333
106891360,0ptp4l401ktimersoftd/312:00:023
106891350,2ptp4l14057-21kworker/3:013:23:593
106891350,0ptp4l401ktimersoftd/310:19:533
106891350,0ptp4l401ktimersoftd/310:02:103
2835993427,4cyclictest25-21ksoftirqd/112:50:451
106891340,2ptp4l17005-21kworker/3:111:03:003
106891340,1ptp4l401ktimersoftd/312:36:013
2835993326,4cyclictest25-21ksoftirqd/111:45:431
2835993326,4cyclictest25-21ksoftirqd/111:45:431
106891330,1ptp4l401ktimersoftd/314:30:183
106891330,1ptp4l401ktimersoftd/309:40:583
2830993220,6cyclictest9-21ksoftirqd/014:25:470
106891320,1ptp4l401ktimersoftd/313:36:233
106891320,1ptp4l401ktimersoftd/310:08:253
106891310,1ptp4l401ktimersoftd/311:26:553
106891310,0ptp4l401ktimersoftd/311:10:513
106891310,0ptp4l401ktimersoftd/310:32:363
287942300,3sleep2284299cyclictest12:02:042
2835993025,3cyclictest25-21ksoftirqd/112:35:441
2835993024,3cyclictest25-21ksoftirqd/113:45:331
2835993024,3cyclictest25-21ksoftirqd/112:50:331
2835993024,3cyclictest25-21ksoftirqd/111:55:311
2835993024,3cyclictest25-21ksoftirqd/111:55:311
106891300,1ptp4l401ktimersoftd/310:42:003
2835992924,3cyclictest25-21ksoftirqd/110:45:291
106891290,0ptp4l401ktimersoftd/309:33:203
283599286,4cyclictest25-21ksoftirqd/113:06:011
2835992823,3cyclictest25-21ksoftirqd/113:30:471
2835992823,3cyclictest25-21ksoftirqd/113:30:471
2835992823,3cyclictest25-21ksoftirqd/113:30:331
2835992822,3cyclictest25-21ksoftirqd/113:35:531
2835992822,3cyclictest25-21ksoftirqd/112:05:311
2835992822,3cyclictest25-21ksoftirqd/111:40:551
106891280,1ptp4l401ktimersoftd/309:54:133
2842992721,3cyclictest33-21ksoftirqd/214:01:002
2835992722,3cyclictest25-21ksoftirqd/110:30:461
2835992721,4cyclictest25-21ksoftirqd/112:10:451
2835992721,3cyclictest25-21ksoftirqd/114:21:051
2835992721,3cyclictest25-21ksoftirqd/113:00:501
2835992721,3cyclictest25-21ksoftirqd/111:30:451
2835992721,3cyclictest25-21ksoftirqd/111:26:001
2830992722,3cyclictest9-21ksoftirqd/013:20:320
2830992722,3cyclictest9-21ksoftirqd/012:30:320
2830992722,3cyclictest9-21ksoftirqd/011:45:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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