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2026-05-17 - 09:06
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4.osadl.org (updated Sun May 17, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12472212464,7sleep30-21swapper/319:07:393
124852114105,6sleep10-21swapper/119:07:491
73582109100,6sleep20-21swapper/219:05:102
12355210797,7sleep00-21swapper/019:06:080
56362940,0sleep30-21swapper/320:55:193
158122670,5sleep11283199cyclictest21:05:151
313372630,6sleep11283199cyclictest21:45:191
153612600,0sleep30-21swapper/320:35:163
280572590,1sleep010-21rcuc/019:50:120
152662570,0sleep30-21swapper/321:05:003
308622530,0sleep30-21swapper/300:10:183
1283399290,13cyclictest0-21swapper/221:00:122
1283399281,26cyclictest0-21swapper/221:24:492
1283399280,27cyclictest0-21swapper/221:07:092
1283399270,26cyclictest0-21swapper/223:55:292
1283399270,26cyclictest0-21swapper/222:58:522
12826992718,1cyclictest749-21snmpd21:41:090
12826992618,1cyclictest749-21snmpd22:53:170
12826992618,1cyclictest749-21snmpd22:19:240
12826992618,1cyclictest749-21snmpd19:59:440
12826992618,1cyclictest749-21snmpd19:46:320
12826992617,2cyclictest749-21snmpd22:08:480
12826992616,2cyclictest749-21snmpd23:05:340
1283399250,24cyclictest0-21swapper/200:25:442
12831992516,3cyclictest0-21swapper/120:44:121
12826992518,2cyclictest749-21snmpd00:01:130
12826992518,1cyclictest749-21snmpd22:35:250
12826992518,1cyclictest749-21snmpd20:56:450
12826992517,1cyclictest749-21snmpd23:52:230
12826992517,1cyclictest749-21snmpd22:34:120
12826992517,1cyclictest749-21snmpd21:23:030
12826992517,1cyclictest749-21snmpd21:17:450
12826992516,2cyclictest749-21snmpd20:44:120
1283399240,23cyclictest0-21swapper/219:10:122
1283399240,23cyclictest0-21swapper/219:10:112
12831992417,1cyclictest0-21swapper/100:35:231
12831992415,3cyclictest0-21swapper/123:40:501
12831992415,3cyclictest0-21swapper/123:05:341
12826992418,1cyclictest749-21snmpd19:25:170
12826992418,1cyclictest749-21snmpd00:35:230
12833992320,3cyclictest0-21swapper/223:11:432
1283399231,20cyclictest0-21swapper/200:05:002
1283399230,18cyclictest0-21swapper/219:36:512
12826992314,2cyclictest749-21snmpd23:40:500
1283399222,19cyclictest0-21swapper/222:20:052
1283399221,20cyclictest0-21swapper/219:47:232
1283399221,20cyclictest0-21swapper/219:29:502
1283399220,3cyclictest0-21swapper/220:21:412
1283399220,21cyclictest0-21swapper/223:46:442
1283399220,21cyclictest0-21swapper/223:26:402
12831992217,4cyclictest0-21swapper/122:08:481
12826992218,2cyclictest749-21snmpd22:11:240
12826992217,1cyclictest749-21snmpd00:09:590
1283399217,9cyclictest0-21swapper/223:05:102
12833992118,1cyclictest752-21lldpd20:16:412
12833992117,3cyclictest0-21swapper/219:56:142
1283399211,19cyclictest0-21swapper/223:36:072
1283399211,18cyclictest0-21swapper/222:00:122
1283399210,20cyclictest0-21swapper/223:50:072
1283399210,20cyclictest0-21swapper/223:30:232
1283399210,20cyclictest0-21swapper/222:40:102
1283399210,20cyclictest0-21swapper/222:28:222
1283399210,20cyclictest0-21swapper/222:15:452
1283399210,20cyclictest0-21swapper/220:47:182
1283399210,20cyclictest0-21swapper/220:42:302
1283399210,20cyclictest0-21swapper/220:37:352
1283399210,20cyclictest0-21swapper/220:29:472
1283399210,20cyclictest0-21swapper/220:13:292
1283399210,15cyclictest0-21swapper/200:08:132
12831992119,2cyclictest0-21swapper/123:49:191
12831992118,3cyclictest0-21swapper/123:52:491
12831992118,3cyclictest0-21swapper/121:33:011
12831992117,3cyclictest0-21swapper/123:39:311
12831992117,3cyclictest0-21swapper/123:34:021
12831992117,3cyclictest0-21swapper/122:38:011
12831992117,3cyclictest0-21swapper/122:27:431
12831992117,3cyclictest0-21swapper/119:11:171
12831992117,3cyclictest0-21swapper/119:11:171
12826992119,1cyclictest749-21snmpd23:49:190
12826992118,2cyclictest749-21snmpd19:31:290
12826992117,2cyclictest749-21snmpd23:34:010
12826992117,2cyclictest749-21snmpd22:27:420
12826992117,2cyclictest0-21swapper/022:20:010
12833992018,2cyclictest0-21swapper/200:39:082
12833992018,1cyclictest749-21snmpd22:52:292
12833992017,2cyclictest0-21swapper/200:20:112
1283399200,18cyclictest0-21swapper/221:27:202
1283399200,18cyclictest0-21swapper/219:52:042
12831992018,2cyclictest0-21swapper/122:48:371
12831992018,2cyclictest0-21swapper/121:58:091
12831992018,2cyclictest0-21swapper/100:31:371
12831992017,3cyclictest0-21swapper/123:13:371
12831992017,3cyclictest0-21swapper/122:11:251
12831992017,3cyclictest0-21swapper/121:27:481
12831992017,3cyclictest0-21swapper/120:05:561
12831992017,3cyclictest0-21swapper/120:04:321
12831992017,3cyclictest0-21swapper/119:58:081
12831992017,3cyclictest0-21swapper/119:20:161
12831992017,2cyclictest749-21snmpd22:20:001
12831992017,2cyclictest0-21swapper/122:04:571
12831992017,2cyclictest0-21swapper/121:04:271
12831992016,3cyclictest0-21swapper/123:59:171
12831992016,3cyclictest0-21swapper/123:03:381
12831992016,3cyclictest0-21swapper/122:17:211
12831992016,3cyclictest0-21swapper/120:26:531
12831992016,3cyclictest0-21swapper/100:07:201
12826992018,1cyclictest749-21snmpd22:48:380
12826992018,1cyclictest749-21snmpd21:58:100
12826992018,1cyclictest749-21snmpd21:33:010
12826992018,1cyclictest749-21snmpd20:38:560
12826992018,1cyclictest749-21snmpd20:24:380
12826992018,1cyclictest749-21snmpd20:07:470
12826992018,1cyclictest749-21snmpd20:00:500
12826992018,1cyclictest749-21snmpd00:31:380
12826992017,2cyclictest749-21snmpd23:39:310
12826992016,2cyclictest749-21snmpd23:59:170
12826992016,2cyclictest749-21snmpd23:03:380
12826992016,2cyclictest749-21snmpd20:26:530
12826992016,2cyclictest749-21snmpd19:17:320
12826992016,2cyclictest749-21snmpd19:11:170
12826992016,2cyclictest749-21snmpd19:11:170
12833991917,2cyclictest0-21swapper/223:16:202
12833991917,2cyclictest0-21swapper/222:39:122
12833991917,2cyclictest0-21swapper/222:14:072
12833991917,2cyclictest0-21swapper/200:31:252
12833991917,1cyclictest749-21snmpd23:04:282
12833991917,1cyclictest749-21snmpd22:08:182
12833991917,1cyclictest749-21snmpd21:52:092
12833991917,1cyclictest749-21snmpd19:22:322
12833991917,1cyclictest749-21snmpd19:19:352
12833991917,1cyclictest749-21snmpd00:12:142
12833991916,3cyclictest0-21swapper/220:55:252
1283399190,18cyclictest0-21swapper/221:46:032
1283399190,18cyclictest0-21swapper/220:03:352
1283399190,17cyclictest0-21swapper/219:30:192
12831991917,2cyclictest0-21swapper/123:19:171
12831991917,2cyclictest0-21swapper/122:34:121
12831991917,2cyclictest0-21swapper/121:54:031
12831991917,2cyclictest0-21swapper/121:16:331
12831991917,2cyclictest0-21swapper/120:47:571
12831991917,2cyclictest0-21swapper/120:39:561
12831991917,2cyclictest0-21swapper/100:11:351
12831991916,3cyclictest0-21swapper/120:31:411
12831991916,3cyclictest0-21swapper/100:24:231
12831991916,2cyclictest0-21swapper/122:43:391
12826991917,1cyclictest749-21snmpd23:19:170
12826991917,1cyclictest749-21snmpd23:13:380
12826991917,1cyclictest749-21snmpd22:04:570
12826991917,1cyclictest749-21snmpd21:54:030
12826991917,1cyclictest749-21snmpd21:47:300
12826991917,1cyclictest749-21snmpd21:39:120
12826991917,1cyclictest749-21snmpd21:27:480
12826991917,1cyclictest749-21snmpd21:04:270
12826991917,1cyclictest749-21snmpd20:47:570
12826991917,1cyclictest749-21snmpd20:16:380
12826991917,1cyclictest749-21snmpd00:11:350
12826991917,1cyclictest27407-21cat19:20:160
12826991916,2cyclictest749-21snmpd23:21:070
62902185,4sleep30-21swapper/323:48:573
58242180,0sleep10-21swapper/122:50:191
1283399184,13cyclictest0-21swapper/222:30:242
1283399183,14cyclictest0-21swapper/223:43:582
1283399183,14cyclictest0-21swapper/221:30:102
12833991816,2cyclictest0-21swapper/220:08:412
12833991816,1cyclictest749-21snmpd21:37:242
12833991816,1cyclictest749-21snmpd00:19:492
12833991814,3cyclictest0-21swapper/222:48:362
1283399181,16cyclictest0-21swapper/221:11:482
1283399181,13cyclictest0-21swapper/223:20:212
12831991816,2cyclictest0-21swapper/120:52:511
12831991816,2cyclictest0-21swapper/119:53:111
12831991816,2cyclictest0-21swapper/119:16:321
12831991816,2cyclictest0-21swapper/100:04:491
12831991815,3cyclictest0-21swapper/123:20:461
12831991815,3cyclictest0-21swapper/122:56:521
12831991815,3cyclictest0-21swapper/120:18:321
12831991814,3cyclictest0-21swapper/121:38:031
12831991814,3cyclictest0-21swapper/119:35:151
12826991816,1cyclictest749-21snmpd22:43:390
12826991816,1cyclictest749-21snmpd20:52:520
12826991816,1cyclictest749-21snmpd20:31:410
12826991816,1cyclictest749-21snmpd00:24:230
286902177,3sleep30-21swapper/322:13:133
244722178,3sleep30-21swapper/320:43:583
206692178,3sleep30-21swapper/323:03:143
1283399172,14cyclictest0-21swapper/221:55:552
1283399172,14cyclictest0-21swapper/221:15:502
12833991715,2cyclictest0-21swapper/219:40:122
12833991715,1cyclictest749-21snmpd21:40:182
1283399171,15cyclictest0-21swapper/220:50:062
1283399171,15cyclictest0-21swapper/220:30:182
12831991715,2cyclictest0-21swapper/123:28:081
12831991715,2cyclictest0-21swapper/119:26:591
12831991714,3cyclictest0-21swapper/120:22:501
12831991713,3cyclictest0-21swapper/120:10:171
12831991713,3cyclictest0-21swapper/100:15:521
12826991715,1cyclictest749-21snmpd23:28:080
12826991715,1cyclictest749-21snmpd21:12:300
12826991714,2cyclictest749-21snmpd22:55:010
12826991713,2cyclictest749-21snmpd20:10:170
12826991713,2cyclictest749-21snmpd00:15:520
74422166,3sleep30-21swapper/320:26:163
235482160,0sleep123553-21kthreadcore21:40:181
175492166,3sleep30-21swapper/322:04:293
12831991615,1cyclictest0-21swapper/121:12:301
12831991614,2cyclictest0-21swapper/120:58:331
12831991614,2cyclictest0-21swapper/119:49:111
12831991612,3cyclictest0-21swapper/119:40:441
12826991614,1cyclictest11744-21cat19:35:160
12826991612,2cyclictest749-21snmpd19:40:440
104492166,3sleep30-21swapper/323:20:493
49222155,3sleep30-21swapper/319:29:063
273952159,3sleep30-21swapper/321:42:253
12826991512,2cyclictest749-21snmpd21:06:390
926821410,3sleep30-21swapper/322:50:493
6522149,4sleep30-21swapper/319:50:323
341721410,3sleep30-21swapper/320:52:273
3173921410,3sleep30-21swapper/321:17:343
305992149,3sleep30-21swapper/322:42:373
2997521410,3sleep30-21swapper/300:38:583
2869821410,3sleep30-21swapper/300:07:383
2765521410,3sleep30-21swapper/319:48:043
273272145,3sleep30-21swapper/323:36:433
262382149,3sleep30-21swapper/323:08:003
261112149,3sleep30-21swapper/319:18:283
2466021410,3sleep30-21swapper/322:37:233
2312421410,3sleep30-21swapper/322:08:323
2064221410,3sleep30-21swapper/321:08:373
1831421410,3sleep30-21swapper/319:14:163
1831421410,3sleep30-21swapper/319:14:153
1325721410,3sleep30-21swapper/322:25:433
1194921410,3sleep30-21swapper/320:01:303
73442139,3sleep30-21swapper/300:16:043
60592139,3sleep30-21swapper/321:51:233
52292139,3sleep30-21swapper/319:30:103
4222139,3sleep30-21swapper/323:41:033
36772139,3sleep30-21swapper/322:46:043
321762139,3sleep30-21swapper/321:20:033
299812139,3sleep30-21swapper/320:47:593
286562139,3sleep30-21swapper/320:15:553
262262139,3sleep30-21swapper/321:13:353
243282139,3sleep30-21swapper/300:33:143
231792139,3sleep30-21swapper/320:12:113
219212139,3sleep30-21swapper/319:41:513
209042130,0sleep30-21swapper/300:00:173
188572139,3sleep30-21swapper/300:29:453
17122139,3sleep30-21swapper/322:16:303
166102139,3sleep30-21swapper/323:30:073
165972133,3sleep30-21swapper/321:35:093
162392139,3sleep30-21swapper/321:33:283
158902139,3sleep30-21swapper/319:35:393
148832139,3sleep30-21swapper/322:56:033
130242139,3sleep30-21swapper/300:21:483
1283199139,3cyclictest0-21swapper/121:20:361
118972139,3sleep30-21swapper/323:54:123
118852139,3sleep30-21swapper/321:59:353
106592138,3sleep30-21swapper/321:28:443
64902128,3sleep30-21swapper/319:58:293
48782128,3sleep30-21swapper/323:16:243
4552128,3sleep30-21swapper/321:46:383
318362128,3sleep30-21swapper/323:13:123
315012128,3sleep30-21swapper/319:20:413
18112128,3sleep30-21swapper/320:20:363
176112128,3sleep30-21swapper/320:07:263
162512129,3sleep30-21swapper/323:28:213
132972128,3sleep30-21swapper/320:34:333
1283199129,2cyclictest0-21swapper/100:25:351
76852117,3sleep30-21swapper/322:21:423
188922118,3sleep30-21swapper/322:30:393
1283199117,3cyclictest0-21swapper/119:34:081
1282699119,1cyclictest749-21snmpd00:25:340
172742106,3sleep30-21swapper/323:56:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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