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2026-06-15 - 18:31
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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 Mon Jun 15, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1414621790,3sleep21190799cyclictest22:59:292
1068911030,3ptp4l401ktimersoftd/320:49:293
285442650,1sleep00-21swapper/000:52:490
116902624,10sleep20-21swapper/220:50:472
196472590,2sleep30-21swapper/300:44:133
195302570,4sleep119524-21apt00:12:111
303022520,2sleep31191299cyclictest01:27:453
184102520,1sleep30-21swapper/300:10:173
11912995223,8cyclictest41-21ksoftirqd/322:17:133
11912995223,8cyclictest41-21ksoftirqd/300:12:243
11912995222,7cyclictest41-21ksoftirqd/300:57:313
11912995222,11cyclictest41-21ksoftirqd/322:57:373
11912995222,10cyclictest41-21ksoftirqd/321:07:253
115372524,37sleep10-21swapper/120:48:481
11912995123,10cyclictest41-21ksoftirqd/323:37:303
11912995123,10cyclictest41-21ksoftirqd/323:37:303
11912995024,10cyclictest41-21ksoftirqd/301:47:423
11912995023,9cyclictest41-21ksoftirqd/322:52:373
11912995023,7cyclictest41-21ksoftirqd/301:42:143
11912995023,4cyclictest41-21ksoftirqd/302:17:313
11912995022,10cyclictest41-21ksoftirqd/300:28:243
11912995021,8cyclictest41-21ksoftirqd/323:42:263
11912995021,7cyclictest41-21ksoftirqd/300:22:223
11912995020,8cyclictest41-21ksoftirqd/300:17:133
11912994926,7cyclictest41-21ksoftirqd/300:47:353
11912994923,4cyclictest41-21ksoftirqd/323:52:113
11912994922,10cyclictest41-21ksoftirqd/321:22:303
11912994919,8cyclictest41-21ksoftirqd/323:11:263
1191299487,7cyclictest12057-21apt-get00:37:233
11912994822,4cyclictest41-21ksoftirqd/323:22:283
11912994821,8cyclictest41-21ksoftirqd/301:10:303
11912994820,7cyclictest41-21ksoftirqd/320:56:203
11912994819,9cyclictest41-21ksoftirqd/300:05:043
11912994819,8cyclictest41-21ksoftirqd/323:15:083
1191299481,7cyclictest41-21ksoftirqd/301:52:283
1191299474,9cyclictest41-21ksoftirqd/322:12:093
11912994721,9cyclictest41-21ksoftirqd/323:52:343
11912994721,9cyclictest41-21ksoftirqd/323:17:253
11912994720,5cyclictest41-21ksoftirqd/321:17:283
11912994720,10cyclictest41-21ksoftirqd/323:57:343
11912994719,8cyclictest41-21ksoftirqd/321:39:313
11912994719,10cyclictest41-21ksoftirqd/302:00:163
11912994718,8cyclictest41-21ksoftirqd/302:07:253
11912994718,7cyclictest41-21ksoftirqd/302:07:023
11912994712,8cyclictest41-21ksoftirqd/302:13:513
1191299470,9cyclictest41-21ksoftirqd/321:37:083
139502460,2sleep313949-21sh22:02:093
1191299465,5cyclictest41-21ksoftirqd/323:27:423
11912994620,4cyclictest41-21ksoftirqd/323:32:273
11912994619,7cyclictest41-21ksoftirqd/321:05:243
11912994618,9cyclictest41-21ksoftirqd/301:44:503
11912994618,9cyclictest41-21ksoftirqd/300:33:543
11912994618,8cyclictest41-21ksoftirqd/301:22:473
11912994618,8cyclictest41-21ksoftirqd/301:17:443
11912994618,8cyclictest41-21ksoftirqd/301:17:443
11912994617,9cyclictest41-21ksoftirqd/323:03:153
11912994617,9cyclictest41-21ksoftirqd/321:14:383
1191299457,9cyclictest41-21ksoftirqd/322:22:253
1191299456,7cyclictest41-21ksoftirqd/320:57:203
11912994535,3cyclictest41-21ksoftirqd/301:12:283
11912994520,4cyclictest41-21ksoftirqd/321:42:273
1189699451,3cyclictest0-21swapper/023:32:230
1191299445,5cyclictest41-21ksoftirqd/301:02:313
1191299444,8cyclictest3578-21latency_hist22:47:103
11912994417,8cyclictest41-21ksoftirqd/321:47:423
11912994417,8cyclictest41-21ksoftirqd/321:47:423
11912994417,8cyclictest41-21ksoftirqd/321:28:233
1191299437,3cyclictest41-21ksoftirqd/300:52:403
1191299434,8cyclictest41-21ksoftirqd/322:37:103
11912994331,3cyclictest41-21ksoftirqd/321:52:253
11912994331,3cyclictest41-21ksoftirqd/321:52:253
11912994221,8cyclictest41-21ksoftirqd/322:37:123
11912994216,9cyclictest41-21ksoftirqd/322:15:523
11912994216,4cyclictest41-21ksoftirqd/301:36:523
1191299414,9cyclictest41-21ksoftirqd/322:47:263
11912994129,3cyclictest41-21ksoftirqd/322:01:083
1191299411,10cyclictest41-21ksoftirqd/322:27:343
11907994129,6cyclictest33-21ksoftirqd/200:27:232
189632390,2sleep10-21swapper/101:50:001
11907993815,9cyclictest33-21ksoftirqd/223:27:352
11902993731,3cyclictest25-21ksoftirqd/123:17:231
11902993630,3cyclictest25-21ksoftirqd/100:22:161
11902993630,3cyclictest21374-21cron00:47:121
10022360,3sleep00-21swapper/002:04:440
1190799343,3cyclictest121rcu_preempt00:20:362
11902993328,3cyclictest25-21ksoftirqd/100:07:121
11907993226,3cyclictest33-21ksoftirqd/223:37:232
11907993226,3cyclictest33-21ksoftirqd/223:37:232
1190299325,3cyclictest18826-21cut01:17:251
1190299325,3cyclictest18826-21cut01:17:251
11902993227,3cyclictest25-21ksoftirqd/101:17:121
11902993226,3cyclictest25-21ksoftirqd/101:12:131
11902993225,4cyclictest25-21ksoftirqd/101:57:331
11896993227,3cyclictest9-21ksoftirqd/001:22:130
11896993227,3cyclictest9-21ksoftirqd/001:22:130
1189699322,3cyclictest121rcu_preempt00:47:410
115882321,20sleep00-21swapper/020:49:270
11907993125,3cyclictest33-21ksoftirqd/222:12:092
11907993125,3cyclictest33-21ksoftirqd/202:12:142
11902993126,3cyclictest25-21ksoftirqd/122:42:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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