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2026-03-12 - 08:37
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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 12, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
106891930,3ptp4l401ktimersoftd/319:58:173
106891670,1ptp4l401ktimersoftd/322:42:103
86632600,2sleep30-21swapper/321:09:583
106891590,1ptp4l401ktimersoftd/300:27:013
46452584,43sleep00-21swapper/019:55:460
106891580,1ptp4l401ktimersoftd/323:39:373
106891580,1ptp4l401ktimersoftd/322:55:283
106891580,0ptp4l401ktimersoftd/301:03:403
46142574,10sleep10-21swapper/119:55:231
177532570,4sleep1241ktimersoftd/120:24:431
177532570,4sleep1241ktimersoftd/120:24:431
106891550,1ptp4l401ktimersoftd/322:37:023
106891550,1ptp4l401ktimersoftd/300:07:323
229642540,4sleep222962-21awk22:54:592
223062540,2sleep00-21swapper/001:04:570
106891540,1ptp4l401ktimersoftd/300:36:573
106891520,11ptp4l401ktimersoftd/301:06:103
5049995018,11cyclictest25-21ksoftirqd/122:32:021
189212500,2sleep20-21swapper/200:29:502
5049994920,11cyclictest25-21ksoftirqd/123:13:021
5049994920,10cyclictest25-21ksoftirqd/100:52:181
5049994919,9cyclictest25-21ksoftirqd/101:21:101
20132490,4sleep231013-21diskmemload23:06:522
106891490,1ptp4l401ktimersoftd/321:18:373
5049994819,9cyclictest25-21ksoftirqd/123:26:161
5049994818,8cyclictest25-21ksoftirqd/122:36:461
5049994724,3cyclictest25-21ksoftirqd/123:19:501
5049994719,11cyclictest25-21ksoftirqd/123:07:171
5049994716,7cyclictest25-21ksoftirqd/100:20:271
225082470,1sleep00-21swapper/022:22:410
5049994620,7cyclictest25-21ksoftirqd/122:49:561
5049994619,10cyclictest25-21ksoftirqd/123:41:561
5049994518,7cyclictest25-21ksoftirqd/123:45:271
5049994518,10cyclictest25-21ksoftirqd/123:54:481
5049994517,8cyclictest25-21ksoftirqd/101:04:251
5049994517,8cyclictest25-21ksoftirqd/100:09:221
504999444,7cyclictest25-21ksoftirqd/101:15:121
5049994418,9cyclictest25-21ksoftirqd/122:59:141
5049994418,9cyclictest25-21ksoftirqd/122:21:581
5049994417,8cyclictest25-21ksoftirqd/100:37:341
106891440,1ptp4l401ktimersoftd/321:06:453
106891440,1ptp4l401ktimersoftd/301:22:143
504999432,8cyclictest25-21ksoftirqd/121:09:491
5049994318,9cyclictest25-21ksoftirqd/123:38:371
5049994317,10cyclictest25-21ksoftirqd/123:31:141
5049994317,10cyclictest25-21ksoftirqd/123:03:041
5049994317,10cyclictest25-21ksoftirqd/101:12:081
5049994317,10cyclictest25-21ksoftirqd/100:28:021
5049994316,8cyclictest25-21ksoftirqd/122:28:201
5049994314,7cyclictest25-21ksoftirqd/101:06:091
106891430,1ptp4l401ktimersoftd/322:49:053
504999422,5cyclictest25-21ksoftirqd/122:04:541
5049994217,9cyclictest25-21ksoftirqd/123:54:231
5049994217,9cyclictest25-21ksoftirqd/122:48:461
5049994217,10cyclictest25-21ksoftirqd/100:14:181
5049994216,9cyclictest25-21ksoftirqd/100:41:381
5049994216,10cyclictest25-21ksoftirqd/122:42:481
5049994216,10cyclictest25-21ksoftirqd/122:17:101
5049994215,8cyclictest25-21ksoftirqd/100:58:291
5049994215,10cyclictest25-21ksoftirqd/100:17:511
5056994135,3cyclictest0-21swapper/219:59:332
5056994134,4cyclictest33-21ksoftirqd/223:54:502
5049994116,9cyclictest25-21ksoftirqd/122:00:061
5056994026,11cyclictest33-21ksoftirqd/200:49:402
504999398,5cyclictest25-21ksoftirqd/121:04:591
504999394,6cyclictest25-21ksoftirqd/120:56:381
504999393,6cyclictest25-21ksoftirqd/121:54:521
504999393,6cyclictest25-21ksoftirqd/100:30:081
5049993919,7cyclictest25-21ksoftirqd/123:59:551
504999391,6cyclictest25-21ksoftirqd/120:09:511
106891390,1ptp4l401ktimersoftd/323:24:523
106891390,1ptp4l401ktimersoftd/300:32:523
106891390,0ptp4l401ktimersoftd/300:49:503
504999383,6cyclictest25-21ksoftirqd/121:03:521
504999383,5cyclictest25-21ksoftirqd/121:21:591
5049993812,7cyclictest25-21ksoftirqd/100:45:341
106891380,4ptp4l401ktimersoftd/301:26:453
106891380,1ptp4l401ktimersoftd/323:51:473
106891380,1ptp4l401ktimersoftd/323:49:043
106891380,1ptp4l401ktimersoftd/323:44:313
106891380,1ptp4l401ktimersoftd/323:13:173
106891380,1ptp4l401ktimersoftd/323:05:343
106891380,1ptp4l401ktimersoftd/323:01:433
106891380,1ptp4l401ktimersoftd/322:28:173
106891380,1ptp4l401ktimersoftd/322:18:013
106891380,1ptp4l401ktimersoftd/301:13:023
106891380,1ptp4l401ktimersoftd/300:59:153
106891380,1ptp4l401ktimersoftd/300:21:193
106891380,1ptp4l401ktimersoftd/300:15:113
106891380,1ptp4l401ktimersoftd/300:11:373
106891380,0ptp4l401ktimersoftd/322:51:103
106891380,0ptp4l401ktimersoftd/322:33:353
106891380,0ptp4l401ktimersoftd/322:11:383
504999371,6cyclictest25-21ksoftirqd/120:32:021
504999370,6cyclictest25-21ksoftirqd/122:09:561
106891370,1ptp4l401ktimersoftd/323:58:303
106891370,1ptp4l401ktimersoftd/323:20:083
106891370,1ptp4l401ktimersoftd/322:21:213
106891370,1ptp4l401ktimersoftd/322:07:143
106891370,1ptp4l401ktimersoftd/322:03:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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