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2026-03-27 - 21:20
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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 Fri Mar 27, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
686216497,64sleep00-21swapper/007:09:260
418215682,9sleep30-21swapper/307:06:203
320892127107,11sleep20-21swapper/207:05:192
6202116107,6sleep10-21swapper/107:08:341
145572960,2sleep30-21swapper/309:10:183
225072640,0sleep30-21swapper/310:45:183
82132580,0sleep20-21swapper/212:00:172
33982580,0sleep20-21swapper/212:25:162
290552560,0sleep00-21swapper/010:20:240
217732560,0sleep00-21swapper/009:45:240
203832540,0sleep10-21swapper/107:50:181
91599281,3cyclictest0-21swapper/210:29:002
91399280,27cyclictest0-21swapper/111:14:191
91399280,27cyclictest0-21swapper/108:06:441
91399280,27cyclictest0-21swapper/107:35:521
91599270,26cyclictest0-21swapper/208:35:052
91399270,26cyclictest0-21swapper/112:36:581
91399270,26cyclictest0-21swapper/109:43:561
91399270,26cyclictest0-21swapper/108:31:381
91399270,26cyclictest0-21swapper/108:23:081
915992618,7cyclictest749-21snmpd11:18:242
915992618,7cyclictest749-21snmpd08:17:582
915992618,6cyclictest749-21snmpd10:05:182
91599260,25cyclictest0-21swapper/211:12:092
91599260,25cyclictest0-21swapper/210:59:422
91599260,25cyclictest0-21swapper/208:11:112
91599260,25cyclictest0-21swapper/207:54:102
913992623,2cyclictest0-21swapper/111:49:091
91399260,25cyclictest0-21swapper/111:23:541
91399260,25cyclictest0-21swapper/108:56:531
91399260,25cyclictest0-21swapper/108:11:351
915992517,7cyclictest749-21snmpd10:45:032
915992517,7cyclictest749-21snmpd09:11:022
91399250,24cyclictest0-21swapper/112:22:421
91399250,24cyclictest0-21swapper/110:00:141
91599242,6cyclictest0-21swapper/207:25:112
915992416,7cyclictest749-21snmpd10:24:302
915992416,7cyclictest749-21snmpd07:38:162
915992416,7cyclictest749-21snmpd07:13:022
91599240,3cyclictest0-21swapper/212:09:312
913992421,2cyclictest0-21swapper/112:30:441
91399240,23cyclictest0-21swapper/111:00:391
91399240,23cyclictest0-21swapper/108:26:071
90899240,18cyclictest10766-21kthreadcore12:30:200
91599233,1cyclictest5308-21/usr/sbin/munin11:30:132
91599233,14cyclictest0-21swapper/209:40:222
915992316,6cyclictest749-21snmpd12:22:492
915992315,7cyclictest749-21snmpd10:18:122
915992315,7cyclictest749-21snmpd10:02:422
91599230,17cyclictest0-21swapper/208:31:322
913992321,2cyclictest0-21swapper/112:13:361
913992320,2cyclictest0-21swapper/111:41:091
91399230,22cyclictest0-21swapper/110:26:331
91399230,22cyclictest0-21swapper/109:49:541
91399230,22cyclictest0-21swapper/107:31:321
91399230,22cyclictest0-21swapper/107:29:581
91599226,12cyclictest21391-21/usr/sbin/munin09:20:182
91599226,12cyclictest21391-21/usr/sbin/munin09:20:182
91599223,13cyclictest0-21swapper/208:40:162
915992216,5cyclictest749-21snmpd11:01:522
915992216,5cyclictest749-21snmpd10:31:152
91599221,5cyclictest0-21swapper/210:10:122
915992215,6cyclictest749-21snmpd10:36:002
915992214,7cyclictest749-21snmpd12:16:002
915992214,7cyclictest749-21snmpd11:20:572
915992214,7cyclictest749-21snmpd07:31:022
915992212,7cyclictest749-21snmpd09:50:212
91599220,3cyclictest0-21swapper/209:25:282
91599220,21cyclictest0-21swapper/209:46:152
91599220,21cyclictest0-21swapper/208:25:022
91599220,13cyclictest0-21swapper/211:25:132
91399220,21cyclictest0-21swapper/112:26:191
91399220,21cyclictest0-21swapper/112:04:391
91399220,21cyclictest0-21swapper/111:57:391
91399220,21cyclictest0-21swapper/111:37:481
91399220,21cyclictest0-21swapper/110:54:181
91399220,21cyclictest0-21swapper/107:45:591
91399220,21cyclictest0-21swapper/107:40:321
91399220,21cyclictest0-21swapper/107:12:291
908992218,2cyclictest749-21snmpd10:41:420
908992218,2cyclictest749-21snmpd10:14:090
908992218,2cyclictest749-21snmpd10:00:330
908992218,2cyclictest749-21snmpd08:30:440
908992218,2cyclictest749-21snmpd08:09:260
908992218,2cyclictest749-21snmpd07:17:400
90899221,3cyclictest0-21swapper/011:53:060
90899220,21cyclictest0-21swapper/009:50:110
91599212,12cyclictest0-21swapper/208:02:562
915992117,3cyclictest0-21swapper/207:48:262
915992115,5cyclictest749-21snmpd09:55:182
915992115,5cyclictest749-21snmpd08:58:462
915992115,5cyclictest749-21snmpd08:21:082
915992113,7cyclictest749-21snmpd08:45:592
91599211,19cyclictest0-21swapper/212:10:572
91599211,16cyclictest0-21swapper/207:20:112
91599210,4cyclictest0-21swapper/211:41:142
91599210,20cyclictest0-21swapper/212:34:072
91599210,20cyclictest0-21swapper/208:05:132
913992118,2cyclictest0-21swapper/108:48:561
913992117,3cyclictest0-21swapper/110:12:301
91399210,21cyclictest0-21swapper/107:18:011
91399210,20cyclictest0-21swapper/111:33:121
91399210,20cyclictest0-21swapper/111:26:481
91399210,20cyclictest0-21swapper/110:07:061
91399210,20cyclictest0-21swapper/109:21:471
91399210,20cyclictest0-21swapper/109:21:461
91399210,20cyclictest0-21swapper/109:11:381
91399210,20cyclictest0-21swapper/108:54:141
91399210,19cyclictest0-21swapper/110:33:391
908992118,2cyclictest749-21snmpd11:40:090
908992118,2cyclictest749-21snmpd10:45:090
908992118,2cyclictest749-21snmpd09:01:560
908992118,2cyclictest749-21snmpd08:57:440
908992118,2cyclictest749-21snmpd08:39:440
908992118,2cyclictest749-21snmpd07:37:070
908992117,2cyclictest749-21snmpd09:25:590
90899210,15cyclictest0-21swapper/008:17:040
327092210,1sleep120-21rcuc/111:50:241
91599204,14cyclictest0-21swapper/209:18:242
91599202,8cyclictest0-21swapper/211:51:142
915992018,1cyclictest749-21snmpd11:09:122
915992018,1cyclictest749-21snmpd10:51:092
915992018,1cyclictest749-21snmpd10:40:212
915992018,1cyclictest749-21snmpd09:34:472
915992018,1cyclictest749-21snmpd07:56:172
915992018,1cyclictest749-21snmpd07:15:552
91599201,18cyclictest0-21swapper/209:35:032
91599200,9cyclictest0-21swapper/209:05:112
91599200,2cyclictest0-21swapper/211:55:452
91599200,19cyclictest0-21swapper/211:35:162
91599200,19cyclictest0-21swapper/209:00:142
91599200,18cyclictest0-21swapper/211:46:432
91599200,14cyclictest0-21swapper/207:40:152
913992018,2cyclictest0-21swapper/110:49:361
913992018,1cyclictest749-21snmpd09:15:141
913992018,1cyclictest749-21snmpd07:20:171
913992017,3cyclictest0-21swapper/112:07:071
913992016,3cyclictest0-21swapper/111:19:301
91399200,2cyclictest0-21swapper/112:18:271
91399200,2cyclictest0-21swapper/111:06:421
91399200,2cyclictest0-21swapper/108:44:071
91399200,20cyclictest0-21swapper/109:25:541
91399200,19cyclictest0-21swapper/110:43:271
91399200,19cyclictest0-21swapper/110:39:181
91399200,19cyclictest0-21swapper/110:22:301
908992018,1cyclictest749-21snmpd07:20:470
908992017,2cyclictest749-21snmpd12:23:390
908992017,2cyclictest749-21snmpd12:06:120
908992017,2cyclictest749-21snmpd11:48:450
908992017,2cyclictest749-21snmpd11:27:180
908992017,2cyclictest749-21snmpd10:28:090
908992017,2cyclictest749-21snmpd09:37:030
908992017,2cyclictest749-21snmpd07:58:380
908992016,3cyclictest0-21swapper/009:07:330
908992016,2cyclictest749-21snmpd11:33:030
90899200,1cyclictest0-21swapper/012:11:330
90899200,19cyclictest0-21swapper/010:59:500
915991917,1cyclictest749-21snmpd12:37:492
913991917,2cyclictest0-21swapper/109:51:271
913991916,2cyclictest0-21swapper/108:19:191
913991915,3cyclictest0-21swapper/108:36:381
908991917,1cyclictest749-21snmpd12:36:160
908991917,1cyclictest749-21snmpd11:08:060
908991917,1cyclictest749-21snmpd10:37:510
908991917,1cyclictest749-21snmpd10:33:300
908991917,1cyclictest749-21snmpd09:10:230
908991917,1cyclictest749-21snmpd08:44:320
908991917,1cyclictest749-21snmpd08:27:130
908991917,1cyclictest749-21snmpd08:10:460
908991916,2cyclictest749-21snmpd11:16:510
908991916,2cyclictest749-21snmpd09:41:390
908991916,2cyclictest749-21snmpd09:15:380
908991916,2cyclictest749-21snmpd08:24:080
908991915,3cyclictest0-21swapper/007:40:200
913991816,2cyclictest0-21swapper/110:15:181
913991816,2cyclictest0-21swapper/109:57:511
913991816,2cyclictest0-21swapper/109:30:541
913991816,2cyclictest0-21swapper/109:05:191
913991816,2cyclictest0-21swapper/108:03:491
913991816,2cyclictest0-21swapper/107:57:201
90899189,8cyclictest0-21swapper/007:54:310
90899186,8cyclictest0-21swapper/007:15:000
908991816,1cyclictest749-21snmpd12:16:280
908991816,1cyclictest749-21snmpd11:21:390
908991816,1cyclictest749-21snmpd11:11:270
908991816,1cyclictest749-21snmpd08:03:250
908991816,1cyclictest749-21snmpd07:33:230
908991816,1cyclictest749-21snmpd07:27:530
908991815,2cyclictest749-21snmpd11:39:040
908991815,2cyclictest749-21snmpd10:16:390
908991815,2cyclictest749-21snmpd09:32:060
90899180,2cyclictest0-21swapper/012:29:460
915991715,1cyclictest749-21snmpd08:52:142
913991715,2cyclictest0-21swapper/109:00:351
90899175,8cyclictest0-21swapper/007:45:190
908991715,1cyclictest749-21snmpd08:50:160
908991715,1cyclictest749-21snmpd08:47:260
90899170,16cyclictest0-21swapper/010:05:120
90899170,11cyclictest0-21swapper/011:00:240
90899170,11cyclictest0-21swapper/010:51:450
91399160,15cyclictest0-21swapper/110:55:221
91399160,15cyclictest0-21swapper/109:36:391
90899161,12cyclictest280-21systemd-journal11:58:530
285282169,3sleep30-21swapper/308:26:353
131132160,0sleep30-21swapper/311:35:193
118982166,3sleep30-21swapper/312:04:523
908991513,1cyclictest749-21snmpd12:00:430
90899150,14cyclictest0-21swapper/009:55:130
167162159,3sleep30-21swapper/309:44:403
98462142,7sleep30-21swapper/311:05:133
93512149,3sleep30-21swapper/311:03:013
93112149,3sleep30-21swapper/309:06:513
798621410,3sleep30-21swapper/310:31:413
52721410,3sleep30-21swapper/311:53:303
3059721410,3sleep30-21swapper/310:53:193
3027421410,3sleep30-21swapper/308:58:103
2777421410,3sleep30-21swapper/309:53:093
273362149,3sleep30-21swapper/311:47:463
2665421410,3sleep30-21swapper/309:24:013
2665421410,3sleep30-21swapper/309:24:013
249721410,3sleep30-21swapper/310:28:133
2480521410,3sleep30-21swapper/308:54:423
229862148,3sleep30-21swapper/308:22:333
214482149,3sleep30-21swapper/307:53:143
2082421410,3sleep30-21swapper/309:16:043
1922521410,3sleep30-21swapper/310:40:383
187862149,3sleep30-21swapper/312:35:323
172102149,4sleep30-21swapper/312:05:563
1405121410,3sleep30-21swapper/307:17:583
132892145,2sleep30-21swapper/312:32:113
1323921410,3sleep30-21swapper/308:41:003
104642144,3sleep30-21swapper/311:32:283
9032139,3sleep30-21swapper/309:57:373
76032139,3sleep30-21swapper/312:26:183
73232139,3sleep30-21swapper/308:36:163
65042139,3sleep30-21swapper/308:10:093
64672139,3sleep30-21swapper/310:01:503
60242139,3sleep30-21swapper/311:56:443
52592139,3sleep30-21swapper/309:31:583
48452139,3sleep30-21swapper/311:27:073
42442139,3sleep30-21swapper/307:35:373
368921310,3sleep30-21swapper/309:01:553
36482139,3sleep30-21swapper/310:56:483
324732139,3sleep30-21swapper/308:00:563
321472139,3sleep30-21swapper/309:27:463
317952139,3sleep30-21swapper/311:23:393
292872139,3sleep30-21swapper/310:22:443
289182139,3sleep30-21swapper/312:18:213
259352139,3sleep30-21swapper/311:15:273
251022139,3sleep30-21swapper/307:25:393
231062138,3sleep30-21swapper/312:10:523
222872139,3sleep30-21swapper/309:49:233
218062139,3sleep30-21swapper/311:43:343
20172139,3sleep30-21swapper/312:21:513
198352138,3sleep30-21swapper/307:24:553
179392139,3sleep30-21swapper/310:10:463
171832139,3sleep30-21swapper/308:15:373
156642139,3sleep30-21swapper/307:45:463
125632139,3sleep30-21swapper/310:09:183
107822139,3sleep30-21swapper/309:35:433
10182139,3sleep30-21swapper/307:10:023
101162139,3sleep30-21swapper/307:41:163
58992128,3sleep30-21swapper/308:09:083
311842128,3sleep30-21swapper/307:32:523
269022129,2sleep30-21swapper/307:56:263
235432128,3sleep30-21swapper/310:15:593
189512127,3sleep30-21swapper/308:46:563
136062128,3sleep30-21swapper/310:36:213
90899110,2cyclictest26745-21sadc09:25:000
90899110,2cyclictest26745-21sadc09:25:000
205182111,3sleep30-21swapper/311:12:463
17542117,3sleep30-21swapper/308:32:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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