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2026-04-08 - 07:35
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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 all highest latencies:
System rack5slot4.osadl.org (updated Wed Apr 08, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
194972113102,8sleep10-21swapper/119:09:451
192492113101,8sleep20-21swapper/219:06:332
191802111101,7sleep00-21swapper/019:05:390
193902110100,7sleep30-21swapper/319:08:223
96602620,0sleep30-21swapper/300:15:143
203522610,0sleep30-21swapper/323:25:203
232582590,0sleep00-21swapper/019:10:180
181452580,0sleep30-21swapper/321:30:143
78282560,0sleep00-21swapper/000:10:180
324942550,0sleep10-21swapper/123:09:591
1969699291,27cyclictest0-21swapper/200:28:172
1969399291,26cyclictest0-21swapper/120:55:131
1969699281,26cyclictest0-21swapper/222:20:102
1969699280,27cyclictest0-21swapper/222:45:202
1969399280,27cyclictest0-21swapper/122:17:491
1969399280,27cyclictest0-21swapper/122:04:421
1969699270,26cyclictest0-21swapper/220:16:572
1969399270,26cyclictest0-21swapper/123:42:101
1969399270,26cyclictest0-21swapper/123:11:231
1969399270,26cyclictest0-21swapper/122:22:341
1969399270,26cyclictest0-21swapper/121:55:431
1969399270,26cyclictest0-21swapper/121:38:511
1969399270,26cyclictest0-21swapper/121:03:481
1969399270,26cyclictest0-21swapper/120:22:241
1969399270,26cyclictest0-21swapper/119:50:421
1969399270,26cyclictest0-21swapper/119:34:171
1969399270,26cyclictest0-21swapper/100:16:111
172372270,1sleep317242-21kthreadcore21:55:173
1969699260,25cyclictest0-21swapper/222:14:332
1969699260,25cyclictest0-21swapper/219:59:032
1969399260,25cyclictest0-21swapper/123:30:101
1969399260,25cyclictest0-21swapper/123:28:341
1969399260,25cyclictest0-21swapper/119:29:481
1969399260,25cyclictest0-21swapper/119:17:121
1969399260,25cyclictest0-21swapper/100:29:471
1969399260,25cyclictest0-21swapper/100:21:251
19693992521,3cyclictest0-21swapper/122:26:161
1969399250,24cyclictest0-21swapper/123:15:551
1969399250,24cyclictest0-21swapper/121:53:511
1969399250,24cyclictest0-21swapper/119:48:151
1969099250,24cyclictest0-21swapper/020:05:300
19696992422,2cyclictest0-21swapper/221:40:032
19693992422,2cyclictest0-21swapper/122:35:101
1969399240,23cyclictest0-21swapper/122:46:041
1969399240,23cyclictest0-21swapper/120:01:451
19696992321,2cyclictest0-21swapper/221:45:302
1969699231,21cyclictest0-21swapper/220:57:332
1969699231,20cyclictest0-21swapper/223:45:112
19693992320,2cyclictest8654-21sed19:55:181
1969399231,21cyclictest0-21swapper/122:14:551
1969099230,22cyclictest0-21swapper/023:01:400
19696992218,3cyclictest0-21swapper/223:17:192
19696992218,2cyclictest4353-21munin-run22:45:002
19696992217,4cyclictest0-21swapper/223:30:252
19696992217,4cyclictest0-21swapper/219:37:362
1969699221,3cyclictest0-21swapper/219:15:112
19693992220,2cyclictest0-21swapper/120:43:151
1969399220,21cyclictest0-21swapper/123:36:141
1969399220,21cyclictest0-21swapper/122:33:471
1969399220,21cyclictest0-21swapper/121:30:271
1969399220,21cyclictest0-21swapper/120:33:031
19690992218,2cyclictest20196-21sadc00:24:590
19696992117,3cyclictest0-21swapper/220:21:362
19696992117,2cyclictest749-21snmpd21:50:092
1969699211,19cyclictest0-21swapper/222:08:402
1969699211,19cyclictest0-21swapper/222:08:392
1969699210,3cyclictest0-21swapper/222:39:522
1969699210,3cyclictest0-21swapper/220:47:122
1969699210,20cyclictest0-21swapper/223:08:252
1969699210,20cyclictest0-21swapper/221:26:152
1969699210,20cyclictest0-21swapper/220:09:302
1969699210,20cyclictest0-21swapper/200:18:592
1969699210,19cyclictest32643-21munin-run21:15:002
19693992117,3cyclictest0-21swapper/123:02:581
1969399210,3cyclictest0-21swapper/100:00:261
1969399210,20cyclictest0-21swapper/123:56:161
1969399210,20cyclictest0-21swapper/123:24:591
1969399210,20cyclictest0-21swapper/121:42:541
1969399210,20cyclictest0-21swapper/121:10:241
1969399210,20cyclictest0-21swapper/121:05:241
1969399210,20cyclictest0-21swapper/120:12:351
1969399210,20cyclictest0-21swapper/100:35:011
1969399210,20cyclictest0-21swapper/100:10:531
19690992119,1cyclictest749-21snmpd22:38:460
1969099210,20cyclictest0-21swapper/019:36:000
1969099210,19cyclictest21351-21apt21:05:000
3212422010,3sleep30-21swapper/323:06:263
19696992018,1cyclictest749-21snmpd23:41:192
19696992018,1cyclictest749-21snmpd22:30:162
19696992018,1cyclictest749-21snmpd21:36:572
19696992018,1cyclictest749-21snmpd21:20:122
19696992018,1cyclictest749-21snmpd21:17:002
19696992018,1cyclictest749-21snmpd20:12:452
19696992017,2cyclictest749-21snmpd19:40:542
1969699200,2cyclictest0-21swapper/220:44:242
1969699200,19cyclictest0-21swapper/222:25:222
1969699200,19cyclictest0-21swapper/200:39:422
19693992018,2cyclictest0-21swapper/123:52:581
19693992018,2cyclictest0-21swapper/119:11:311
19693992016,3cyclictest0-21swapper/120:07:181
19693992016,3cyclictest0-21swapper/119:41:031
1969399200,3cyclictest0-21swapper/122:05:111
1969399200,3cyclictest0-21swapper/122:05:111
1969399200,3cyclictest0-21swapper/121:20:271
1969399200,20cyclictest0-21swapper/123:46:591
1969399200,20cyclictest0-21swapper/120:51:361
1969399200,19cyclictest0-21swapper/123:00:001
1969399200,19cyclictest0-21swapper/122:40:221
1969399200,19cyclictest0-21swapper/120:19:241
19690992018,1cyclictest749-21snmpd23:34:200
19690992018,1cyclictest749-21snmpd22:02:120
19690992018,1cyclictest749-21snmpd21:58:570
19690992018,1cyclictest749-21snmpd21:32:450
19690992018,1cyclictest749-21snmpd20:49:210
19690992018,1cyclictest749-21snmpd20:41:180
19690992018,1cyclictest749-21snmpd20:35:120
19690992018,1cyclictest749-21snmpd20:23:200
19690992018,1cyclictest749-21snmpd19:47:210
19690992018,1cyclictest749-21snmpd19:44:510
19690992018,1cyclictest749-21snmpd19:20:590
19690992018,1cyclictest749-21snmpd00:01:110
1969099200,19cyclictest0-21swapper/023:59:010
1969699195,8cyclictest666-21ntp_states23:35:222
19696991917,1cyclictest749-21snmpd23:21:252
19696991917,1cyclictest749-21snmpd23:10:172
19696991917,1cyclictest749-21snmpd23:01:192
19696991917,1cyclictest749-21snmpd22:52:522
19696991917,1cyclictest749-21snmpd21:07:002
19696991917,1cyclictest749-21snmpd20:52:152
19696991917,1cyclictest749-21snmpd20:01:482
19696991917,1cyclictest749-21snmpd00:13:282
19696991917,1cyclictest749-21snmpd00:06:282
19696991917,1cyclictest29797-21cat19:45:152
19696991915,3cyclictest0-21swapper/200:31:172
1969699191,11cyclictest0-21swapper/219:20:122
1969699190,2cyclictest0-21swapper/200:20:372
19693991917,2cyclictest0-21swapper/121:26:451
19693991917,2cyclictest0-21swapper/120:46:241
19693991917,2cyclictest0-21swapper/100:33:281
19693991917,1cyclictest2117-21kthreadcore19:20:171
19693991915,3cyclictest0-21swapper/121:47:001
1969099195,7cyclictest11992-21/usr/sbin/munin21:25:150
1969099195,13cyclictest0-21swapper/000:30:220
19690991917,1cyclictest749-21snmpd23:48:170
19690991917,1cyclictest749-21snmpd23:41:400
19690991917,1cyclictest749-21snmpd22:58:260
19690991917,1cyclictest749-21snmpd22:15:250
19690991917,1cyclictest749-21snmpd22:05:000
19690991917,1cyclictest749-21snmpd22:05:000
19690991917,1cyclictest749-21snmpd21:46:300
19690991917,1cyclictest749-21snmpd21:22:000
19690991917,1cyclictest749-21snmpd21:05:030
19690991917,1cyclictest749-21snmpd20:31:120
19690991917,1cyclictest749-21snmpd20:26:390
19690991917,1cyclictest749-21snmpd20:11:030
19690991917,1cyclictest749-21snmpd19:16:330
19690991917,1cyclictest749-21snmpd00:37:560
19690991917,1cyclictest749-21snmpd00:18:310
19690991917,1cyclictest0-21swapper/021:45:010
19690991915,3cyclictest0-21swapper/023:39:550
1969099190,1cyclictest17425-21munin-run19:35:010
1969099190,18cyclictest0-21swapper/020:50:120
31782185,11sleep30-21swapper/300:09:023
27882188,3sleep30-21swapper/322:10:563
19696991817,0cyclictest749-21snmpd21:55:302
19696991816,1cyclictest749-21snmpd23:55:372
19696991816,1cyclictest749-21snmpd23:51:442
19696991816,1cyclictest749-21snmpd21:31:512
19696991816,1cyclictest749-21snmpd21:01:392
19696991816,1cyclictest749-21snmpd20:36:452
19696991816,1cyclictest749-21snmpd20:31:182
19696991816,1cyclictest749-21snmpd00:01:382
19696991815,2cyclictest749-21snmpd20:25:592
19696991815,2cyclictest749-21snmpd19:52:122
1969699181,16cyclictest0-21swapper/222:00:162
1969699180,1cyclictest0-21swapper/222:59:492
1969399183,14cyclictest0-21swapper/121:15:261
19693991816,2cyclictest0-21swapper/119:39:361
19693991816,2cyclictest0-21swapper/100:06:341
1969399180,18cyclictest0-21swapper/120:37:301
1969099184,13cyclictest0-21swapper/022:50:160
19690991816,1cyclictest749-21snmpd23:25:250
19690991816,1cyclictest749-21snmpd22:47:340
19690991816,1cyclictest749-21snmpd22:44:290
19690991816,1cyclictest749-21snmpd22:26:130
19690991816,1cyclictest749-21snmpd21:37:270
19690991816,1cyclictest749-21snmpd21:19:300
19690991816,1cyclictest749-21snmpd20:00:060
19690991816,1cyclictest749-21snmpd19:54:390
19690991816,1cyclictest749-21snmpd19:27:360
19690991816,1cyclictest749-21snmpd00:05:310
19690991816,1cyclictest25566-21sadc22:35:000
1969099180,17cyclictest0-21swapper/023:10:230
1969099180,17cyclictest0-21swapper/020:55:180
1969099180,11cyclictest0-21swapper/022:20:110
28102178,3sleep30-21swapper/320:18:033
1969699170,1cyclictest0-21swapper/223:29:542
19693991715,2cyclictest0-21swapper/122:50:131
1969099174,7cyclictest27217-21/usr/sbin/munin21:10:200
19690991715,2cyclictest0-21swapper/021:50:130
19690991715,1cyclictest749-21snmpd23:16:070
19690991715,1cyclictest749-21snmpd23:09:140
1969099171,14cyclictest0-21swapper/022:10:200
1969099170,11cyclictest0-21swapper/020:15:230
19696991614,1cyclictest749-21snmpd22:16:362
19696991614,1cyclictest749-21snmpd19:30:092
1969699161,14cyclictest0-21swapper/219:25:162
1969699160,15cyclictest0-21swapper/219:10:172
1969399168,7cyclictest0-21swapper/120:25:131
1969099163,8cyclictest14062-21sed23:50:160
2378121510,3sleep30-21swapper/323:57:243
2099021511,3sleep30-21swapper/321:00:353
1969099150,9cyclictest0-21swapper/023:20:130
1969099150,14cyclictest0-21swapper/000:25:210
97932142,3sleep30-21swapper/322:47:493
968921410,3sleep30-21swapper/320:53:393
850821410,3sleep30-21swapper/320:24:033
612421410,3sleep30-21swapper/319:24:083
3233221410,3sleep30-21swapper/321:11:173
3114221410,3sleep30-21swapper/300:31:293
2966521410,3sleep30-21swapper/320:13:223
295832148,3sleep30-21swapper/322:05:433
295832148,3sleep30-21swapper/322:05:433
2945821410,3sleep30-21swapper/300:01:523
2860021410,3sleep30-21swapper/319:44:313
285722148,3sleep30-21swapper/321:39:363
2657121410,3sleep30-21swapper/323:01:583
2520621410,3sleep30-21swapper/320:37:293
2494521410,3sleep30-21swapper/319:11:273
1999021410,3sleep30-21swapper/300:22:323
1984121410,3sleep30-21swapper/322:28:543
19690991412,1cyclictest749-21snmpd19:56:380
1835021410,3sleep30-21swapper/320:01:403
17542149,3sleep30-21swapper/321:44:213
1725221410,3sleep30-21swapper/319:33:053
170702148,4sleep30-21swapper/321:26:103
1529721410,3sleep30-21swapper/320:58:513
130162147,5sleep30-21swapper/323:50:083
1300321410,3sleep30-21swapper/321:54:343
126542142,3sleep30-21swapper/319:55:363
1151621410,3sleep30-21swapper/321:21:583
87932139,3sleep30-21swapper/300:13:183
83832139,3sleep30-21swapper/322:15:563
72622139,3sleep30-21swapper/321:47:493
70712139,3sleep30-21swapper/319:50:433
57952139,3sleep30-21swapper/323:15:073
53782139,3sleep30-21swapper/323:12:403
40982139,3sleep30-21swapper/320:48:543
40292139,3sleep30-21swapper/322:41:033
3862138,4sleep30-21swapper/319:18:083
308332139,3sleep30-21swapper/322:35:513
255722139,3sleep30-21swapper/300:26:593
252452139,3sleep30-21swapper/322:31:063
241732139,3sleep30-21swapper/320:09:383
239692139,3sleep30-21swapper/322:00:473
230132138,3sleep30-21swapper/319:39:453
215632139,3sleep30-21swapper/321:05:043
209152139,3sleep30-21swapper/322:56:293
194652139,3sleep30-21swapper/320:31:003
17232139,3sleep30-21swapper/319:48:593
166052139,3sleep30-21swapper/323:23:043
155652139,3sleep30-21swapper/322:54:453
140842139,3sleep30-21swapper/322:22:103
139642139,3sleep30-21swapper/320:27:163
124302139,3sleep30-21swapper/323:45:263
12342139,3sleep30-21swapper/323:35:453
116002139,3sleep30-21swapper/319:27:213
68452127,3sleep30-21swapper/323:40:273
56382128,3sleep30-21swapper/321:17:413
279722128,3sleep30-21swapper/323:30:333
44882116,3sleep30-21swapper/300:38:253
307472118,2sleep30-21swapper/320:41:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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