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2025-11-22 - 10:53
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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 Nov 22, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
922923170,5sleep341-21ksoftirqd/320:12:363
2190221650,4sleep31016199cyclictest00:22:423
1773911090,2ptp4l401ktimersoftd/323:47:193
177391730,1ptp4l401ktimersoftd/322:58:103
61912650,3sleep21015499cyclictest22:54:532
247482630,4sleep21015499cyclictest22:39:272
10154996313,27cyclictest1642-21sh00:37:232
1015499620,23cyclictest29868-21/usr/sbin/munin01:07:392
1015499610,28cyclictest29594-21/usr/sbin/munin00:32:452
1015499601,29cyclictest20995-21ssh23:47:252
177391590,1ptp4l401ktimersoftd/322:42:483
177391590,1ptp4l401ktimersoftd/300:07:103
248852580,2sleep10-21swapper/123:15:401
177391580,1ptp4l401ktimersoftd/323:56:313
1015499581,24cyclictest1791-21taskset21:04:162
1015499580,24cyclictest17660-21sh01:31:382
1015499580,22cyclictest30671-21sed22:02:452
10145995835,12cyclictest1760-21runrttasks21:12:281
97712574,41sleep00-21swapper/020:13:470
1015499570,24cyclictest22773-21taskset00:23:382
1015499570,24cyclictest13918-21chrt21:29:342
1015499570,23cyclictest1585-21sh00:01:562
177391560,1ptp4l401ktimersoftd/320:27:323
177391560,1ptp4l401ktimersoftd/300:43:433
177391550,1ptp4l401ktimersoftd/323:10:253
1015499550,30cyclictest27781-21sh01:05:172
1015499550,23cyclictest8819-21sh00:43:402
1015499550,23cyclictest25419-21sh23:16:432
1015499550,23cyclictest19997-21sh22:33:592
1015499550,21cyclictest2884-21ssh22:52:182
97182544,38sleep10-21swapper/120:13:081
177391540,1ptp4l401ktimersoftd/300:57:373
1015499540,24cyclictest4036-21taskset01:14:532
1015499540,24cyclictest4036-21taskset01:14:532
10145995424,5cyclictest25-21ksoftirqd/101:17:411
1015499531,23cyclictest6775-21runrttasks21:17:082
1015499530,30cyclictest15263-21runrttasks22:28:352
1015499530,22cyclictest22280-21sh00:58:162
10145995321,9cyclictest25-21ksoftirqd/122:37:481
1015499521,30cyclictest25253-21sh01:39:252
1015499520,22cyclictest20201-21taskset20:36:512
1015499520,20cyclictest12524-21/usr/sbin/munin23:02:392
10145995239,3cyclictest25-21ksoftirqd/120:22:331
10145995226,3cyclictest25-21ksoftirqd/123:17:531
10145995225,3cyclictest25-21ksoftirqd/123:57:191
10145995214,8cyclictest25-21ksoftirqd/100:47:341
10145995133,4cyclictest25-21ksoftirqd/123:32:181
10145995124,9cyclictest25-21ksoftirqd/100:17:531
177391500,1ptp4l401ktimersoftd/300:14:353
1015499500,28cyclictest27301-21runrttasks20:51:402
1015499500,22cyclictest21400-21runrttasks21:46:472
1015499500,22cyclictest21400-21runrttasks21:46:472
10145995021,7cyclictest25-21ksoftirqd/123:06:141
1014599496,10cyclictest25-21ksoftirqd/123:37:181
1014599496,10cyclictest25-21ksoftirqd/123:37:181
10145994934,3cyclictest25-21ksoftirqd/101:12:521
10145994934,3cyclictest25-21ksoftirqd/101:12:521
10145994925,4cyclictest25-21ksoftirqd/100:34:301
10145994925,4cyclictest25-21ksoftirqd/100:22:221
10145994924,8cyclictest25-21ksoftirqd/101:27:341
1014599484,3cyclictest121rcu_preempt22:57:351
10145994842,3cyclictest25-21ksoftirqd/101:32:261
10145994842,3cyclictest25-21ksoftirqd/101:22:261
10145994824,4cyclictest25-21ksoftirqd/122:18:141
10145994824,4cyclictest25-21ksoftirqd/100:02:491
10145994823,5cyclictest25-21ksoftirqd/101:11:381
10145994823,4cyclictest25-21ksoftirqd/121:47:161
10145994823,4cyclictest25-21ksoftirqd/121:47:161
10145994821,6cyclictest25-21ksoftirqd/100:07:381
10145994820,9cyclictest25-21ksoftirqd/100:42:391
10145994819,10cyclictest25-21ksoftirqd/101:37:221
131422470,4sleep21015499cyclictest00:12:582
1014599476,4cyclictest25-21ksoftirqd/121:02:161
10145994737,3cyclictest25-21ksoftirqd/122:07:171
10145994735,3cyclictest25-21ksoftirqd/123:52:191
10145994734,3cyclictest25-21ksoftirqd/100:27:331
10145994718,4cyclictest25-21ksoftirqd/122:47:351
1015499461,22cyclictest1760-21runrttasks21:56:212
10145994636,3cyclictest25-21ksoftirqd/120:52:311
10145994636,3cyclictest25-21ksoftirqd/101:47:221
10145994634,3cyclictest25-21ksoftirqd/123:40:081
10145994623,4cyclictest25-21ksoftirqd/122:26:211
10145994622,3cyclictest25-21ksoftirqd/100:53:501
10145994621,4cyclictest25-21ksoftirqd/122:42:401
10145994619,4cyclictest25-21ksoftirqd/101:02:211
10145994618,9cyclictest25-21ksoftirqd/121:57:171
10145994617,4cyclictest25-21ksoftirqd/101:07:041
1015499451,24cyclictest12435-21seq20:22:072
1015499450,19cyclictest16166-21ssh23:42:202
1014599456,3cyclictest25-21ksoftirqd/123:57:441
1014599453,9cyclictest25-21ksoftirqd/122:32:401
10145994521,4cyclictest25-21ksoftirqd/121:47:271
10145994517,4cyclictest25-21ksoftirqd/122:52:361
1014599444,4cyclictest25-21ksoftirqd/121:27:401
10145994432,5cyclictest25-21ksoftirqd/122:07:291
10145994422,6cyclictest25-21ksoftirqd/122:17:171
10145994417,4cyclictest25-21ksoftirqd/123:22:301
10145994412,8cyclictest25-21ksoftirqd/123:07:271
10145994318,4cyclictest25-21ksoftirqd/122:27:481
10145994315,8cyclictest25-21ksoftirqd/121:17:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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