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2026-06-17 - 17:35
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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 Wed Jun 17, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2719921760,5sleep32630399cyclictest12:05:583
1068911070,4ptp4l401ktimersoftd/308:49:333
106891650,1ptp4l401ktimersoftd/311:28:453
90402640,2sleep00-21swapper/013:59:080
90402640,2sleep00-21swapper/013:59:080
258922644,10sleep20-21swapper/208:49:482
225312630,8sleep122532-21grep11:28:501
26303996249,6cyclictest41-21ksoftirqd/308:58:413
254762624,45sleep00-21swapper/008:49:050
303682590,1sleep00-21swapper/012:08:560
303682590,1sleep00-21swapper/012:08:560
26303995947,6cyclictest41-21ksoftirqd/309:53:453
240562574,10sleep10-21swapper/108:48:461
30812560,1sleep00-21swapper/012:14:010
30812560,1sleep00-21swapper/012:14:010
177252560,4sleep017727-21sed13:03:360
26303995547,4cyclictest41-21ksoftirqd/312:33:463
106891550,1ptp4l401ktimersoftd/314:09:263
106891550,1ptp4l401ktimersoftd/313:37:243
106891550,1ptp4l401ktimersoftd/309:25:263
106891530,1ptp4l401ktimersoftd/311:35:043
326602520,2sleep30-21swapper/313:50:443
26303995143,4cyclictest41-21ksoftirqd/312:18:493
26303995130,3cyclictest41-21ksoftirqd/310:18:443
26303995130,3cyclictest41-21ksoftirqd/310:18:443
26303994839,4cyclictest41-21ksoftirqd/309:33:423
26303994824,4cyclictest41-21ksoftirqd/310:08:503
26303994822,4cyclictest41-21ksoftirqd/311:44:473
26303994822,4cyclictest41-21ksoftirqd/311:13:503
26282994840,4cyclictest9-21ksoftirqd/014:03:490
26282994840,4cyclictest9-21ksoftirqd/014:03:490
2630399477,7cyclictest41-21ksoftirqd/311:08:443
26303994737,5cyclictest41-21ksoftirqd/313:18:483
26303994723,4cyclictest41-21ksoftirqd/310:58:333
26303994634,4cyclictest41-21ksoftirqd/311:23:523
26303994621,4cyclictest41-21ksoftirqd/314:03:073
26303994621,4cyclictest41-21ksoftirqd/314:03:073
26303994621,4cyclictest41-21ksoftirqd/313:04:033
26303994615,8cyclictest41-21ksoftirqd/314:03:563
26303994615,8cyclictest41-21ksoftirqd/314:03:563
2630399454,8cyclictest41-21ksoftirqd/312:48:483
26303994521,4cyclictest41-21ksoftirqd/313:30:393
26303994519,4cyclictest41-21ksoftirqd/311:58:033
2630399451,8cyclictest4226-21apt-config09:13:313
2630399443,7cyclictest41-21ksoftirqd/312:53:543
26303994422,8cyclictest41-21ksoftirqd/313:00:093
26303994422,7cyclictest41-21ksoftirqd/313:55:073
26303994420,4cyclictest41-21ksoftirqd/312:15:143
26303994420,4cyclictest41-21ksoftirqd/312:15:143
26303994418,4cyclictest41-21ksoftirqd/313:26:583
26303994415,7cyclictest41-21ksoftirqd/310:03:313
155712440,6sleep015574-21fschecks_count13:33:510
106891440,1ptp4l401ktimersoftd/314:19:183
2630399436,3cyclictest41-21ksoftirqd/309:03:593
26303994323,7cyclictest41-21ksoftirqd/313:09:043
26303994323,7cyclictest41-21ksoftirqd/308:53:433
26303994320,4cyclictest41-21ksoftirqd/311:06:433
26303994319,4cyclictest41-21ksoftirqd/313:14:093
26303994319,4cyclictest41-21ksoftirqd/312:45:113
26303994319,4cyclictest41-21ksoftirqd/311:40:383
26303994319,3cyclictest41-21ksoftirqd/312:28:573
26303994315,8cyclictest41-21ksoftirqd/312:28:353
2630399425,3cyclictest41-21ksoftirqd/311:48:573
26303994236,3cyclictest41-21ksoftirqd/309:23:313
26303994127,11cyclictest41-21ksoftirqd/310:03:503
26303994118,4cyclictest41-21ksoftirqd/310:59:193
26303994034,3cyclictest41-21ksoftirqd/309:13:353
26303994028,3cyclictest41-21ksoftirqd/311:58:453
26282994035,3cyclictest9-21ksoftirqd/011:33:440
26303993933,3cyclictest41-21ksoftirqd/313:38:523
2630399392,3cyclictest41-21ksoftirqd/314:17:383
26303993910,7cyclictest41-21ksoftirqd/312:11:273
26303993910,7cyclictest41-21ksoftirqd/312:11:273
106891390,1ptp4l401ktimersoftd/311:18:583
2630399389,9cyclictest41-21ksoftirqd/313:44:003
2630399383,3cyclictest41-21ksoftirqd/310:43:493
2630399382,3cyclictest41-21ksoftirqd/309:38:463
26303993812,10cyclictest41-21ksoftirqd/310:23:483
106891380,15ptp4l401ktimersoftd/310:13:433
2630399379,9cyclictest41-21ksoftirqd/310:28:553
26303993728,3cyclictest41-21ksoftirqd/310:48:483
26303993727,3cyclictest41-21ksoftirqd/310:33:463
2630399372,3cyclictest41-21ksoftirqd/310:43:323
26282993730,4cyclictest9-21ksoftirqd/011:28:450
106891370,1ptp4l401ktimersoftd/312:42:043
44582360,2sleep10-21swapper/110:18:521
44582360,2sleep10-21swapper/110:18:521
26303993630,3cyclictest41-21ksoftirqd/309:33:313
26303993623,3cyclictest41-21ksoftirqd/309:48:443
26303993529,3cyclictest41-21ksoftirqd/309:43:483
26288993528,4cyclictest14867-21cron10:43:321
26295993427,4cyclictest19621-21cron10:53:322
26282993427,4cyclictest9-21ksoftirqd/013:13:470
26282993328,3cyclictest9-21ksoftirqd/013:28:460
26282993326,4cyclictest9-21ksoftirqd/010:23:440
26282993227,3cyclictest9-21ksoftirqd/013:38:500
26282993227,3cyclictest9-21ksoftirqd/012:18:480
26282993226,3cyclictest9-21ksoftirqd/010:23:320
26282993226,3cyclictest9-21ksoftirqd/010:23:320
26282993225,4cyclictest9-21ksoftirqd/011:03:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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