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2026-03-19 - 07:24
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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 Thu Mar 19, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1407921810,5sleep22416999cyclictest23:03:552
1068911020,3ptp4l401ktimersoftd/320:00:573
171132750,2sleep10-21swapper/100:45:321
24162997259,5cyclictest25-21ksoftirqd/100:08:421
265182690,2sleep00-21swapper/000:23:180
196662600,3sleep10-21swapper/101:20:121
24162995947,5cyclictest25-21ksoftirqd/121:13:391
317272580,1sleep30-21swapper/323:23:033
314702580,2sleep10-21swapper/123:54:001
106891580,1ptp4l401ktimersoftd/322:25:233
106891580,1ptp4l401ktimersoftd/322:25:233
24162995744,6cyclictest25-21ksoftirqd/121:48:411
106891560,1ptp4l401ktimersoftd/300:33:343
193012550,1sleep00-21swapper/001:19:350
119812550,4sleep22416999cyclictest00:40:112
24173995423,7cyclictest41-21ksoftirqd/322:13:463
106891540,1ptp4l401ktimersoftd/301:31:043
267082530,2sleep30-21swapper/323:49:013
24162995341,5cyclictest25-21ksoftirqd/120:08:381
24173995021,5cyclictest41-21ksoftirqd/323:48:313
24173995020,7cyclictest41-21ksoftirqd/322:38:303
2417399496,9cyclictest41-21ksoftirqd/321:18:293
24173994925,7cyclictest41-21ksoftirqd/323:28:593
24173994919,7cyclictest41-21ksoftirqd/322:48:113
24173994834,3cyclictest41-21ksoftirqd/323:33:513
24173994822,4cyclictest41-21ksoftirqd/301:22:583
24173994821,5cyclictest41-21ksoftirqd/320:13:263
24162994837,5cyclictest25-21ksoftirqd/121:18:401
24173994723,3cyclictest41-21ksoftirqd/301:00:313
24173994720,4cyclictest41-21ksoftirqd/323:10:353
24173994719,4cyclictest41-21ksoftirqd/301:07:343
24173994717,7cyclictest41-21ksoftirqd/300:09:593
24173994713,4cyclictest41-21ksoftirqd/320:41:393
24173994713,4cyclictest41-21ksoftirqd/320:41:393
24162994735,5cyclictest25-21ksoftirqd/122:23:411
24162994735,5cyclictest25-21ksoftirqd/122:23:411
2417399466,8cyclictest41-21ksoftirqd/322:08:443
2417399465,3cyclictest121rcu_preempt23:13:443
24173994624,4cyclictest41-21ksoftirqd/320:33:443
24173994621,4cyclictest41-21ksoftirqd/323:26:153
24173994621,4cyclictest41-21ksoftirqd/323:05:513
24173994621,4cyclictest41-21ksoftirqd/300:30:173
24173994618,4cyclictest41-21ksoftirqd/323:01:353
24173994617,4cyclictest41-21ksoftirqd/322:48:453
24173994615,8cyclictest41-21ksoftirqd/300:48:543
24162994636,5cyclictest25-21ksoftirqd/121:38:391
2417399457,4cyclictest41-21ksoftirqd/322:38:593
2417399456,5cyclictest41-21ksoftirqd/301:09:423
24173994523,4cyclictest41-21ksoftirqd/320:13:413
24173994522,4cyclictest41-21ksoftirqd/322:03:523
24173994521,6cyclictest41-21ksoftirqd/320:53:283
24162994535,6cyclictest25-21ksoftirqd/121:23:381
24162994533,7cyclictest25-21ksoftirqd/100:18:441
24162994533,5cyclictest25-21ksoftirqd/120:18:381
2417399444,3cyclictest41-21ksoftirqd/301:23:483
24173994431,3cyclictest41-21ksoftirqd/323:38:443
2417399442,8cyclictest41-21ksoftirqd/320:23:373
24173994420,7cyclictest41-21ksoftirqd/300:40:173
24173994419,4cyclictest41-21ksoftirqd/321:43:293
24173994414,9cyclictest41-21ksoftirqd/300:43:543
106891440,1ptp4l401ktimersoftd/300:23:503
2417399436,3cyclictest41-21ksoftirqd/323:58:473
2417399434,8cyclictest41-21ksoftirqd/320:08:263
2417399432,8cyclictest41-21ksoftirqd/321:18:483
24173994319,3cyclictest41-21ksoftirqd/301:14:183
24173994316,5cyclictest41-21ksoftirqd/321:03:453
2417399426,3cyclictest41-21ksoftirqd/300:18:513
24173994219,3cyclictest41-21ksoftirqd/300:53:583
24173994215,9cyclictest41-21ksoftirqd/322:18:493
24173994214,7cyclictest41-21ksoftirqd/300:04:103
2417399417,3cyclictest41-21ksoftirqd/321:23:423
2417399416,6cyclictest41-21ksoftirqd/322:03:283
2417399415,8cyclictest41-21ksoftirqd/322:28:313
24173994132,3cyclictest41-21ksoftirqd/321:43:433
2417399412,8cyclictest41-21ksoftirqd/323:53:493
24173994126,4cyclictest41-21ksoftirqd/320:48:273
24173994115,4cyclictest41-21ksoftirqd/321:48:303
24162994129,6cyclictest25-21ksoftirqd/121:08:391
24162994129,6cyclictest25-21ksoftirqd/101:03:431
2416299411,4cyclictest121rcu_preempt01:18:341
240482416,10sleep20-21swapper/220:03:182
2417399406,4cyclictest41-21ksoftirqd/320:28:423
2417399402,9cyclictest41-21ksoftirqd/322:53:333
2417399402,8cyclictest41-21ksoftirqd/321:08:443
24173994021,4cyclictest41-21ksoftirqd/300:13:513
2417399401,5cyclictest21037-21apt21:03:273
24173994014,9cyclictest41-21ksoftirqd/320:53:453
24169994033,4cyclictest33-21ksoftirqd/201:18:382
24162994027,10cyclictest25-21ksoftirqd/100:33:551
2417399391,9cyclictest41-21ksoftirqd/320:18:563
24173993915,4cyclictest41-21ksoftirqd/321:54:093
24173993915,4cyclictest41-21ksoftirqd/321:33:533
24162993932,4cyclictest25-21ksoftirqd/100:53:381
24162993824,10cyclictest25-21ksoftirqd/123:23:531
39312370,2sleep20-21swapper/223:58:592
2417399379,10cyclictest41-21ksoftirqd/321:31:283
24162993721,4cyclictest25-21ksoftirqd/122:10:051
2416299370,3cyclictest121rcu_preempt23:03:571
24162993630,3cyclictest25-21ksoftirqd/123:18:431
24162993623,5cyclictest25-21ksoftirqd/123:13:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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