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2026-06-29 - 11:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack3slot0.osadl.org (updated Mon Jun 29, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3182730,2sleep21441899cyclictest23:39:152
79012710,0sleep30-21swapper/323:16:493
198632710,2sleep61445299cyclictest23:09:476
275892640,0sleep40-21swapper/421:45:114
219852600,0sleep1231rcuc/122:19:441
18152560,0sleep20-21swapper/222:02:482
238652530,2sleep01440399cyclictest21:14:080
144312530,0sleep40-21swapper/423:30:364
280852520,0sleep30-21swapper/323:10:163
98392510,0sleep60-21swapper/620:52:286
98392510,0sleep60-21swapper/620:52:286
44302510,0sleep30-21swapper/300:02:543
1400125026,9sleep00-21swapper/019:03:490
1394325026,8sleep50-21swapper/519:02:585
113592490,0sleep70-21swapper/723:26:387
106102490,1sleep31442699cyclictest23:20:493
106102490,1sleep31442699cyclictest23:20:493
228822480,0sleep70-21swapper/700:06:117
107302480,0sleep20-21swapper/223:28:252
34622470,0sleep60-21swapper/621:32:086
305622470,0sleep70-21swapper/722:52:587
98792460,0sleep20-21swapper/223:12:562
321172460,0sleep30-21swapper/323:27:463
313472460,0sleep50-21swapper/521:39:365
229162460,1sleep125-21ksoftirqd/121:16:011
179662460,1sleep217947-21bash00:05:502
1267424624,8sleep70-21swapper/719:02:447
307632450,0sleep50-21swapper/523:23:565
87672440,1sleep08763-21sshd23:43:290
57562440,0sleep30-21swapper/322:16:583
323572440,0sleep70-21swapper/722:49:147
267452430,1sleep026698-21sshd21:12:160
215852430,0sleep20-21swapper/222:31:152
215852430,0sleep20-21swapper/222:31:152
323432420,0sleep60-21swapper/621:56:596
207442420,0sleep20-21swapper/221:27:232
241402410,0sleep6631rcuc/621:41:136
196622410,0sleep00-21swapper/000:13:410
11672410,0sleep20-21swapper/221:51:182
250202400,0sleep60-21swapper/622:27:346
250202400,0sleep60-21swapper/622:27:346
213052400,0sleep30-21swapper/321:46:473
129662400,0sleep60-21swapper/622:50:016
54372380,0sleep40-21swapper/400:32:114
1416623827,8sleep10-21swapper/119:05:581
1404323827,8sleep20-21swapper/219:04:232
1398923825,10sleep60-21swapper/619:03:396
1394123827,8sleep30-21swapper/319:02:563
1179623825,9sleep40-21swapper/419:02:334
26462360,0sleep60-21swapper/623:41:196
38862350,0sleep00-21swapper/021:35:540
38862350,0sleep00-21swapper/021:35:540
180492320,0sleep2311rcuc/223:02:062
187662300,0sleep70-21swapper/723:00:117
143472220,0sleep00-21swapper/000:09:240
14410992119,1cyclictest25-21ksoftirqd/100:08:331
1441099210,3cyclictest25-21ksoftirqd/122:46:361
161742190,1sleep665-21ksoftirqd/621:17:346
14410991917,1cyclictest25-21ksoftirqd/122:02:411
14410991915,3cyclictest25-21ksoftirqd/122:14:051
14410991915,3cyclictest25-21ksoftirqd/100:18:231
14410991914,3cyclictest25-21ksoftirqd/121:26:371
14410991913,4cyclictest25-21ksoftirqd/123:39:041
194682180,0sleep30-21swapper/321:36:533
194682180,0sleep30-21swapper/321:36:533
165452180,0sleep00-21swapper/023:42:090
14410991816,1cyclictest25-21ksoftirqd/123:02:171
14410991816,1cyclictest25-21ksoftirqd/122:29:471
14410991816,1cyclictest25-21ksoftirqd/122:29:471
14410991815,3cyclictest25-21ksoftirqd/122:49:011
14410991815,3cyclictest25-21ksoftirqd/121:39:171
14410991815,3cyclictest25-21ksoftirqd/121:27:341
14410991815,1cyclictest25-21ksoftirqd/123:44:581
14410991814,1cyclictest25-21ksoftirqd/123:23:501
14410991814,1cyclictest25-21ksoftirqd/123:11:411
14410991814,1cyclictest25-21ksoftirqd/100:31:191
14410991813,3cyclictest25-21ksoftirqd/121:58:281
104162180,0sleep40-21swapper/421:11:164
168152170,1sleep716748-21sshd23:52:017
14410991716,1cyclictest25-21ksoftirqd/123:12:591
14410991716,1cyclictest25-21ksoftirqd/121:49:221
14410991716,1cyclictest25-21ksoftirqd/121:45:151
14410991715,1cyclictest25-21ksoftirqd/123:50:201
14410991715,1cyclictest25-21ksoftirqd/123:02:351
14410991715,1cyclictest25-21ksoftirqd/122:36:281
14410991715,1cyclictest25-21ksoftirqd/100:23:261
14410991715,1cyclictest25-21ksoftirqd/100:01:391
14410991714,3cyclictest25-21ksoftirqd/100:34:591
14410991714,2cyclictest25-21ksoftirqd/121:54:261
14410991714,1cyclictest25-21ksoftirqd/123:33:081
14410991714,1cyclictest25-21ksoftirqd/122:26:011
14410991713,3cyclictest25-21ksoftirqd/121:21:431
14410991713,1cyclictest25-21ksoftirqd/122:11:231
14410991614,1cyclictest25-21ksoftirqd/123:20:181
14410991614,1cyclictest25-21ksoftirqd/123:20:181
14410991614,1cyclictest25-21ksoftirqd/122:52:421
14410991614,1cyclictest25-21ksoftirqd/121:32:491
14410991614,1cyclictest25-21ksoftirqd/121:32:491
14410991614,1cyclictest25-21ksoftirqd/100:02:471
14410991612,3cyclictest25-21ksoftirqd/100:15:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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