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2025-11-25 - 17:33
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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 Tue Nov 25, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1962021600,3sleep1922199cyclictest10:39:321
1773911110,4ptp4l401ktimersoftd/308:14:273
16232850,2sleep10-21swapper/109:09:121
299412730,3sleep20-21swapper/211:31:202
177391670,1ptp4l401ktimersoftd/311:00:373
177391660,1ptp4l401ktimersoftd/312:09:403
177391660,1ptp4l401ktimersoftd/311:10:223
148212660,5sleep2922699cyclictest09:34:342
90762654,10sleep20-21swapper/208:18:392
70132650,4sleep2922699cyclictest09:19:282
176462610,2sleep30-21swapper/309:39:453
262532600,2sleep10-21swapper/112:44:461
236862600,2sleep30-21swapper/312:43:043
177391600,1ptp4l401ktimersoftd/310:52:153
122632600,2sleep30-21swapper/313:08:213
236502590,3sleep10-21swapper/111:24:331
177391590,1ptp4l401ktimersoftd/313:09:453
136182560,4sleep233-21ksoftirqd/211:49:552
922199555,3cyclictest121rcu_preempt11:49:161
9221995526,4cyclictest25-21ksoftirqd/110:19:141
89752554,40sleep10-21swapper/108:17:211
100342550,2sleep20-21swapper/212:25:122
9221995424,4cyclictest25-21ksoftirqd/112:09:381
74562540,2sleep20-21swapper/213:01:582
233162540,5sleep223319-21cpuspeed_turbos11:24:302
9221995328,4cyclictest25-21ksoftirqd/113:19:341
9221995324,4cyclictest25-21ksoftirqd/108:24:111
211942530,2sleep00-21swapper/011:20:420
9221995239,3cyclictest25-21ksoftirqd/113:04:171
9221995227,3cyclictest25-21ksoftirqd/112:24:391
9221995226,4cyclictest25-21ksoftirqd/112:39:331
9221995224,9cyclictest25-21ksoftirqd/112:54:361
9221995224,9cyclictest25-21ksoftirqd/112:54:361
9221995224,4cyclictest25-21ksoftirqd/113:34:181
9221995224,4cyclictest25-21ksoftirqd/108:54:381
9221995124,4cyclictest25-21ksoftirqd/110:34:381
9221995122,11cyclictest25-21ksoftirqd/113:09:361
9221995120,5cyclictest25-21ksoftirqd/111:04:361
9221995118,7cyclictest25-21ksoftirqd/109:19:121
249672510,2sleep00-21swapper/011:24:480
161692510,3sleep30-21swapper/312:34:293
9221995025,3cyclictest25-21ksoftirqd/110:09:141
9221995024,4cyclictest25-21ksoftirqd/112:29:411
9221995022,9cyclictest25-21ksoftirqd/111:44:161
9221995021,5cyclictest25-21ksoftirqd/109:49:331
9221995021,4cyclictest25-21ksoftirqd/112:54:171
9221995020,8cyclictest25-21ksoftirqd/108:59:321
115692500,1sleep00-21swapper/011:09:340
922199495,8cyclictest25-21ksoftirqd/109:29:441
922199495,8cyclictest25-21ksoftirqd/109:29:441
9221994936,3cyclictest25-21ksoftirqd/112:14:401
9221994936,3cyclictest25-21ksoftirqd/111:14:141
9221994925,4cyclictest25-21ksoftirqd/109:54:411
9221994924,4cyclictest25-21ksoftirqd/112:19:361
9221994924,4cyclictest25-21ksoftirqd/111:49:321
9221994923,4cyclictest25-21ksoftirqd/113:14:301
9221994923,4cyclictest25-21ksoftirqd/110:54:381
9221994921,9cyclictest25-21ksoftirqd/113:34:421
9221994921,4cyclictest25-21ksoftirqd/109:39:131
9221994920,5cyclictest25-21ksoftirqd/111:19:361
9221994824,4cyclictest25-21ksoftirqd/109:39:281
9221994824,3cyclictest25-21ksoftirqd/112:39:161
9221994822,4cyclictest25-21ksoftirqd/110:49:331
9221994819,5cyclictest25-21ksoftirqd/110:19:431
9221994819,5cyclictest25-21ksoftirqd/109:09:441
9221994819,5cyclictest25-21ksoftirqd/108:29:121
9221994723,4cyclictest25-21ksoftirqd/108:34:321
9221994722,4cyclictest25-21ksoftirqd/111:54:451
9221994722,4cyclictest25-21ksoftirqd/110:44:441
9221994722,4cyclictest25-21ksoftirqd/108:44:411
9221994721,9cyclictest25-21ksoftirqd/110:34:141
9221994721,9cyclictest25-21ksoftirqd/109:59:291
9221994721,8cyclictest25-21ksoftirqd/111:34:161
9221994719,9cyclictest25-21ksoftirqd/113:39:191
9221994718,11cyclictest25-21ksoftirqd/111:14:361
9221994718,11cyclictest25-21ksoftirqd/111:14:361
922199466,8cyclictest25-21ksoftirqd/110:24:441
9221994622,4cyclictest25-21ksoftirqd/108:39:411
9221994621,4cyclictest25-21ksoftirqd/112:08:261
9221994620,10cyclictest25-21ksoftirqd/109:44:301
9221994619,5cyclictest25-21ksoftirqd/111:34:361
9221994619,10cyclictest25-21ksoftirqd/113:04:491
9221994520,10cyclictest25-21ksoftirqd/108:24:121
9221994519,8cyclictest25-21ksoftirqd/109:29:121
9221994519,8cyclictest25-21ksoftirqd/109:29:121
9221994518,4cyclictest25-21ksoftirqd/110:09:331
9221994517,3cyclictest121rcu_preempt13:45:331
9221994422,11cyclictest25-21ksoftirqd/111:59:341
9221994419,10cyclictest25-21ksoftirqd/108:49:351
9221994316,4cyclictest25-21ksoftirqd/110:59:321
177391430,1ptp4l401ktimersoftd/311:32:023
9221994216,4cyclictest25-21ksoftirqd/109:19:281
177391420,11ptp4l401ktimersoftd/313:01:593
922199413,8cyclictest25-21ksoftirqd/113:24:371
177391410,1ptp4l401ktimersoftd/310:34:293
9232994026,7cyclictest41-21ksoftirqd/311:54:283
177391400,1ptp4l401ktimersoftd/312:04:133
177391390,1ptp4l401ktimersoftd/313:20:283
177391390,1ptp4l401ktimersoftd/311:28:293
177391380,1ptp4l401ktimersoftd/313:46:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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