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2026-05-14 - 03:17
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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 Thu May 14, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32479213168,8sleep10-21swapper/119:07:521
27286212565,7sleep30-21swapper/319:05:063
324832118105,10sleep00-21swapper/019:07:540
32485210596,6sleep20-21swapper/219:07:572
30192720,0sleep20-21swapper/221:30:212
281182650,0sleep20-21swapper/220:00:192
176172600,0sleep20-21swapper/219:20:182
17132530,0sleep10-21swapper/123:55:171
34899281,26cyclictest0-21swapper/220:56:242
34899281,26cyclictest0-21swapper/219:36:412
34899270,26cyclictest0-21swapper/223:46:492
34899270,26cyclictest0-21swapper/219:14:232
34499270,26cyclictest0-21swapper/100:08:351
348992622,3cyclictest0-21swapper/200:37:352
34899260,25cyclictest0-21swapper/223:28:402
34899260,25cyclictest0-21swapper/223:28:392
348992522,2cyclictest0-21swapper/220:49:592
348992521,3cyclictest0-21swapper/221:55:242
34899250,18cyclictest0-21swapper/221:25:212
344992523,2cyclictest0-21swapper/123:27:191
344992523,2cyclictest0-21swapper/123:27:181
344992523,1cyclictest22-21ksoftirqd/120:15:131
34499250,24cyclictest0-21swapper/119:38:471
344992422,2cyclictest0-21swapper/123:40:251
344992422,2cyclictest0-21swapper/122:28:041
344992422,2cyclictest0-21swapper/121:32:151
344992422,2cyclictest0-21swapper/120:11:111
344992421,3cyclictest0-21swapper/120:41:271
344992421,3cyclictest0-21swapper/119:31:561
348992319,3cyclictest0-21swapper/222:13:002
34899231,21cyclictest0-21swapper/222:54:042
34899230,22cyclictest0-21swapper/220:31:002
344992322,1cyclictest0-21swapper/121:38:101
344992321,2cyclictest0-21swapper/123:19:401
344992321,2cyclictest0-21swapper/123:06:551
344992321,2cyclictest0-21swapper/122:46:511
344992321,2cyclictest0-21swapper/122:20:031
344992321,2cyclictest0-21swapper/121:46:491
344992321,2cyclictest0-21swapper/120:00:571
344992321,2cyclictest0-21swapper/100:29:561
344992321,2cyclictest0-21swapper/100:22:381
344992316,7cyclictest0-21swapper/121:15:101
89032220,0sleep20-21swapper/221:35:222
34899225,10cyclictest0-21swapper/222:45:162
34899221,3cyclictest0-21swapper/200:10:432
34899221,20cyclictest0-21swapper/222:01:522
34899220,21cyclictest0-21swapper/222:06:062
344992220,2cyclictest0-21swapper/119:57:171
344992220,2cyclictest0-21swapper/119:57:171
344992220,2cyclictest0-21swapper/119:13:381
344992219,3cyclictest0-21swapper/123:54:111
34499221,19cyclictest0-21swapper/121:40:111
34499220,21cyclictest0-21swapper/123:35:071
34499220,21cyclictest0-21swapper/121:53:421
34499220,21cyclictest0-21swapper/120:07:561
34499220,21cyclictest0-21swapper/100:30:411
33899220,16cyclictest0-21swapper/019:18:310
34899211,4cyclictest0-21swapper/220:20:112
34899211,3cyclictest0-21swapper/223:05:132
34899211,19cyclictest0-21swapper/220:14:562
34899210,2cyclictest0-21swapper/222:15:252
34899210,2cyclictest0-21swapper/221:23:362
34899210,20cyclictest0-21swapper/223:22:102
34899210,20cyclictest0-21swapper/222:35:332
34899210,20cyclictest0-21swapper/222:31:282
34899210,20cyclictest0-21swapper/221:14:162
34899210,20cyclictest0-21swapper/221:05:292
34499217,9cyclictest0-21swapper/120:25:241
344992119,2cyclictest0-21swapper/100:17:171
344992118,3cyclictest0-21swapper/123:11:301
344992117,3cyclictest0-21swapper/122:54:461
34499210,20cyclictest0-21swapper/123:04:101
34499210,20cyclictest0-21swapper/122:55:161
34499210,20cyclictest0-21swapper/122:32:181
34499210,20cyclictest0-21swapper/120:38:111
34499210,20cyclictest0-21swapper/119:47:411
34499210,20cyclictest0-21swapper/100:12:581
33899212,14cyclictest0-21swapper/020:24:300
338992119,1cyclictest749-21snmpd22:55:300
338992118,3cyclictest0-21swapper/000:15:140
338992117,2cyclictest19166-21sadc23:15:000
33899210,20cyclictest0-21swapper/022:18:310
348992018,1cyclictest749-21snmpd21:49:032
348992018,1cyclictest749-21snmpd20:35:562
34899200,20cyclictest0-21swapper/223:15:342
34899200,19cyclictest0-21swapper/223:55:172
34899200,19cyclictest0-21swapper/222:59:462
34899200,19cyclictest0-21swapper/219:34:412
344992018,2cyclictest0-21swapper/119:17:561
344992018,1cyclictest749-21snmpd22:05:181
344992017,2cyclictest0-21swapper/119:21:141
344992016,3cyclictest0-21swapper/120:57:031
344992016,3cyclictest0-21swapper/119:54:561
34499200,2cyclictest16623-21/usr/sbin/munin22:15:131
34499200,2cyclictest0-21swapper/123:20:221
34499200,2cyclictest0-21swapper/121:11:331
34499200,2cyclictest0-21swapper/120:47:171
34499200,2cyclictest0-21swapper/120:33:591
34499200,19cyclictest0-21swapper/123:47:491
34499200,19cyclictest0-21swapper/122:36:161
34499200,19cyclictest0-21swapper/119:42:471
33899206,8cyclictest27865-21kthreadcore21:55:170
33899206,13cyclictest0-21swapper/023:00:120
338992018,1cyclictest749-21snmpd23:34:240
338992018,1cyclictest749-21snmpd21:40:030
338992018,1cyclictest749-21snmpd19:47:080
338992018,1cyclictest749-21snmpd19:23:350
338992017,2cyclictest749-21snmpd22:12:370
338992012,7cyclictest0-21swapper/020:31:500
33899200,2cyclictest0-21swapper/019:30:110
348991917,2cyclictest0-21swapper/219:49:322
348991917,2cyclictest0-21swapper/200:20:232
348991917,1cyclictest749-21snmpd23:50:472
348991917,1cyclictest749-21snmpd23:43:552
348991917,1cyclictest749-21snmpd21:54:432
348991917,1cyclictest749-21snmpd21:42:362
348991917,1cyclictest749-21snmpd21:01:232
348991917,1cyclictest749-21snmpd20:54:412
348991917,1cyclictest749-21snmpd20:25:022
348991917,1cyclictest749-21snmpd19:43:182
348991917,1cyclictest749-21snmpd19:29:502
348991916,1cyclictest752-21lldpd23:36:402
348991915,3cyclictest0-21swapper/222:22:122
34899190,18cyclictest0-21swapper/221:17:182
344991917,2cyclictest0-21swapper/123:33:271
344991917,2cyclictest0-21swapper/121:25:181
344991917,2cyclictest0-21swapper/121:03:081
344991917,2cyclictest0-21swapper/120:54:351
344991917,1cyclictest21777-21sed20:20:231
344991915,3cyclictest0-21swapper/122:04:251
338991917,2cyclictest0-21swapper/023:18:220
338991917,1cyclictest749-21snmpd23:52:410
338991917,1cyclictest749-21snmpd23:45:470
338991917,1cyclictest749-21snmpd23:23:330
338991917,1cyclictest749-21snmpd22:25:040
338991917,1cyclictest749-21snmpd22:21:510
338991917,1cyclictest749-21snmpd21:34:460
338991917,1cyclictest749-21snmpd21:10:120
338991917,1cyclictest749-21snmpd21:08:570
338991917,1cyclictest749-21snmpd20:47:320
338991917,1cyclictest749-21snmpd20:42:240
338991917,1cyclictest749-21snmpd20:10:590
338991917,1cyclictest749-21snmpd20:02:080
338991917,1cyclictest749-21snmpd19:38:530
338991917,1cyclictest749-21snmpd00:02:170
338991916,2cyclictest749-21snmpd00:32:410
33899190,18cyclictest0-21swapper/020:25:190
321302190,5sleep234899cyclictest20:05:112
34899182,15cyclictest0-21swapper/223:11:582
348991817,0cyclictest749-21snmpd00:15:502
348991816,1cyclictest749-21snmpd23:02:152
348991816,1cyclictest749-21snmpd19:52:502
348991816,1cyclictest749-21snmpd00:28:102
348991815,2cyclictest0-21swapper/220:15:542
348991814,3cyclictest0-21swapper/200:01:142
344991816,2cyclictest0-21swapper/122:43:221
344991816,2cyclictest0-21swapper/121:24:101
344991814,3cyclictest0-21swapper/121:59:451
33899183,14cyclictest0-21swapper/020:18:220
338991816,1cyclictest749-21snmpd23:56:280
338991816,1cyclictest749-21snmpd23:26:100
338991816,1cyclictest749-21snmpd23:26:100
338991816,1cyclictest749-21snmpd22:50:070
338991816,1cyclictest749-21snmpd22:38:220
338991816,1cyclictest749-21snmpd21:54:150
338991816,1cyclictest749-21snmpd21:45:130
338991816,1cyclictest749-21snmpd21:27:270
338991816,1cyclictest749-21snmpd19:42:500
338991816,1cyclictest749-21snmpd00:09:290
348991715,1cyclictest749-21snmpd19:18:112
348991715,1cyclictest749-21snmpd00:30:352
348991714,2cyclictest0-21swapper/223:30:162
34899171,15cyclictest0-21swapper/222:41:162
34899171,15cyclictest0-21swapper/220:41:592
34899171,15cyclictest0-21swapper/200:05:232
344991715,2cyclictest0-21swapper/122:10:221
344991713,3cyclictest0-21swapper/119:25:231
33899172,14cyclictest0-21swapper/023:05:110
33899172,14cyclictest0-21swapper/021:02:270
33899172,11cyclictest0-21swapper/000:20:210
338991715,1cyclictest749-21snmpd23:38:190
338991715,1cyclictest749-21snmpd22:00:550
338991715,1cyclictest749-21snmpd21:35:150
338991715,1cyclictest749-21snmpd21:16:450
338991715,1cyclictest749-21snmpd20:36:080
338991715,1cyclictest749-21snmpd19:27:350
338991715,1cyclictest749-21snmpd19:13:320
338991715,1cyclictest749-21snmpd00:25:380
33899170,16cyclictest0-21swapper/022:34:420
33899170,11cyclictest0-21swapper/022:05:140
33899170,11cyclictest0-21swapper/020:55:130
216282176,3sleep30-21swapper/322:15:293
98321610,3sleep30-21swapper/300:20:363
3592160,0sleep30-21swapper/322:00:133
34899162,8cyclictest0-21swapper/222:25:042
34899162,8cyclictest0-21swapper/219:55:412
34899162,8cyclictest0-21swapper/219:55:412
344991614,2cyclictest0-21swapper/100:36:161
34499160,10cyclictest0-21swapper/100:00:031
338991614,1cyclictest749-21snmpd23:41:480
338991614,1cyclictest749-21snmpd20:52:380
338991614,1cyclictest749-21snmpd19:56:020
338991614,1cyclictest749-21snmpd19:56:020
338991614,1cyclictest749-21snmpd00:36:530
338991612,3cyclictest0-21swapper/021:20:170
33899161,11cyclictest0-21swapper/022:40:210
33899160,11cyclictest0-21swapper/000:11:420
232362166,3sleep30-21swapper/320:52:153
771621510,3sleep30-21swapper/321:07:563
685121510,3sleep30-21swapper/300:28:493
34499150,14cyclictest0-21swapper/121:05:101
338991513,2cyclictest0-21swapper/019:50:140
9352149,3sleep30-21swapper/320:33:523
7702149,3sleep30-21swapper/322:29:583
654121410,3sleep30-21swapper/320:38:373
608421410,3sleep30-21swapper/322:31:153
46221410,3sleep30-21swapper/319:10:073
383921410,3sleep30-21swapper/321:34:473
35482149,3sleep30-21swapper/319:35:583
338991412,1cyclictest749-21snmpd22:47:400
33899141,11cyclictest0-21swapper/020:05:210
316572149,3sleep30-21swapper/321:56:103
3013721410,3sleep30-21swapper/323:22:133
2877521410,3sleep30-21swapper/322:54:373
2780621410,3sleep30-21swapper/300:19:503
2761121410,3sleep30-21swapper/320:26:563
244892148,3sleep30-21swapper/323:16:433
21112148,5sleep30-21swapper/321:02:563
2064421410,3sleep30-21swapper/319:54:523
1759421410,3sleep30-21swapper/320:46:353
1742221410,3sleep30-21swapper/322:42:403
1642221410,3sleep30-21swapper/320:17:593
163532149,3sleep30-21swapper/300:07:103
1603921410,3sleep30-21swapper/322:10:363
1480421410,3sleep30-21swapper/321:41:003
1354021410,3sleep30-21swapper/319:17:203
1333521410,3sleep30-21swapper/323:07:033
1321621410,3sleep30-21swapper/321:11:263
1243221410,3sleep30-21swapper/300:33:173
1195221410,3sleep30-21swapper/322:39:273
1049421410,3sleep30-21swapper/322:06:083
1038721410,3sleep30-21swapper/320:11:463
92422137,3sleep30-21swapper/321:36:453
91722139,3sleep30-21swapper/319:41:103
37572139,3sleep30-21swapper/323:30:103
32322137,5sleep30-21swapper/323:26:213
32322137,5sleep30-21swapper/323:26:203
318732135,4sleep30-21swapper/320:05:023
317582139,3sleep30-21swapper/320:03:333
300152139,3sleep30-21swapper/321:25:353
287492139,3sleep30-21swapper/320:55:593
260532139,3sleep30-21swapper/321:51:263
260272139,3sleep30-21swapper/319:57:043
260272139,3sleep30-21swapper/319:57:043
247332139,3sleep30-21swapper/321:24:503
246712139,3sleep30-21swapper/319:26:013
229082137,3sleep30-21swapper/322:46:203
220182139,3sleep30-21swapper/320:22:113
218582139,3sleep30-21swapper/300:10:383
207012139,3sleep30-21swapper/323:45:033
204172139,3sleep30-21swapper/321:46:133
202832139,3sleep30-21swapper/323:42:353
193692139,3sleep30-21swapper/319:24:443
188602139,3sleep30-21swapper/323:11:163
180652137,3sleep30-21swapper/321:15:213
179872139,3sleep30-21swapper/300:37:463
147892139,3sleep30-21swapper/319:46:233
145822139,3sleep30-21swapper/323:37:063
120152139,3sleep30-21swapper/320:41:493
108552139,3sleep30-21swapper/300:04:413
79242128,3sleep30-21swapper/323:04:463
42142128,1sleep30-21swapper/323:55:213
309962124,5sleep30-21swapper/323:50:243
302892128,3sleep30-21swapper/319:30:573
221042126,3sleep30-21swapper/322:20:013
19822117,3sleep30-21swapper/322:59:463
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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