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2026-09-02 - 12:07
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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 Wed Sep 02, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28377214683,7sleep30-21swapper/319:07:113
285762111101,7sleep10-21swapper/119:09:451
282522110101,6sleep20-21swapper/219:05:342
28359210999,7sleep00-21swapper/019:06:570
86532750,0sleep30-21swapper/319:15:193
18372670,0sleep30-21swapper/322:15:263
120182590,0sleep00-21swapper/022:35:180
60502580,5sleep22876699cyclictest22:05:162
125372580,0sleep10-21swapper/123:45:121
90142570,0sleep30-21swapper/323:55:443
169702560,0sleep20-21swapper/223:18:382
65292510,1sleep30-21swapper/323:00:163
712124945,3sleep30-21swapper/320:13:203
2268124945,3sleep30-21swapper/319:58:293
3220024845,2sleep30-21swapper/319:38:003
898624340,2sleep30-21swapper/320:44:183
1003924239,2sleep30-21swapper/319:20:053
1003924239,2sleep30-21swapper/319:20:053
298702410,1sleep338-21rcuc/321:20:143
867424034,3sleep30-21swapper/322:46:103
926923633,2sleep30-21swapper/320:45:033
155823632,3sleep30-21swapper/320:09:063
2869023429,2sleep30-21swapper/322:28:053
1706923431,2sleep30-21swapper/319:53:323
2592623128,2sleep30-21swapper/320:59:323
3260423026,2sleep30-21swapper/319:40:033
2443623025,2sleep30-21swapper/321:59:123
101322923,3sleep30-21swapper/322:44:353
2876699280,27cyclictest0-21swapper/220:32:162
2876299280,27cyclictest0-21swapper/120:16:341
2876299280,26cyclictest0-21swapper/121:44:371
577222721,3sleep30-21swapper/300:23:173
2876699270,26cyclictest0-21swapper/223:49:162
2876699270,26cyclictest0-21swapper/223:05:072
2876699270,26cyclictest0-21swapper/220:49:322
2876699270,26cyclictest0-21swapper/219:32:092
2876699270,26cyclictest0-21swapper/219:18:422
28762992723,3cyclictest0-21swapper/121:11:081
28762992719,7cyclictest0-21swapper/121:24:531
28762992718,8cyclictest0-21swapper/121:08:401
2876299270,26cyclictest0-21swapper/123:03:461
2876299270,26cyclictest0-21swapper/122:00:121
2876299270,26cyclictest0-21swapper/100:34:441
2876299270,26cyclictest0-21swapper/100:29:291
2875799270,26cyclictest0-21swapper/020:03:400
2875799270,26cyclictest0-21swapper/000:36:530
3172822621,3sleep30-21swapper/321:02:293
2876699261,23cyclictest0-21swapper/223:35:212
2876699260,25cyclictest0-21swapper/222:37:572
2876699260,25cyclictest0-21swapper/220:42:042
2876299260,25cyclictest0-21swapper/122:47:361
2875799260,25cyclictest0-21swapper/023:06:120
2654622623,2sleep30-21swapper/319:33:183
2009422620,3sleep30-21swapper/320:51:563
28766992522,2cyclictest0-21swapper/219:12:092
2876699251,22cyclictest32042-21ssh21:48:332
2876299250,24cyclictest0-21swapper/123:58:281
2876299250,24cyclictest0-21swapper/123:21:131
2876299250,24cyclictest0-21swapper/122:59:031
2876299250,24cyclictest0-21swapper/122:51:031
2876299250,24cyclictest0-21swapper/120:07:251
2876299250,24cyclictest0-21swapper/119:33:521
2876299250,23cyclictest14268-21/usr/sbin/munin21:55:241
28757992516,8cyclictest0-21swapper/021:58:390
2875799250,24cyclictest0-21swapper/022:17:210
2705422520,3sleep30-21swapper/323:22:243
1357322519,3sleep30-21swapper/300:12:033
2876699240,23cyclictest0-21swapper/223:55:502
2876699240,23cyclictest0-21swapper/222:41:152
2876699240,23cyclictest0-21swapper/222:18:412
2876699240,23cyclictest0-21swapper/221:22:252
2876699240,23cyclictest0-21swapper/200:19:152
2876299240,23cyclictest0-21swapper/123:35:121
2876299240,23cyclictest0-21swapper/123:17:311
2876299240,23cyclictest0-21swapper/122:20:341
2876299240,23cyclictest0-21swapper/122:18:231
2876299240,23cyclictest0-21swapper/122:06:561
2876299240,23cyclictest0-21swapper/121:51:091
2876299240,23cyclictest0-21swapper/121:45:431
2876299240,23cyclictest0-21swapper/121:01:081
2876299240,23cyclictest0-21swapper/119:52:521
2876299240,23cyclictest0-21swapper/119:46:231
2875799240,23cyclictest0-21swapper/023:53:120
2875799240,23cyclictest0-21swapper/022:14:180
2875799240,23cyclictest0-21swapper/021:29:270
2875799240,23cyclictest0-21swapper/000:31:000
2875799240,18cyclictest0-21swapper/021:37:280
1436722418,3sleep30-21swapper/300:25:583
560122319,3sleep30-21swapper/323:26:533
28766992319,3cyclictest0-21swapper/200:35:512
2876699231,21cyclictest0-21swapper/223:41:052
2876699230,23cyclictest0-21swapper/222:50:152
2876699230,22cyclictest0-21swapper/222:20:422
2876699230,22cyclictest0-21swapper/221:11:282
2876699230,22cyclictest0-21swapper/219:58:472
2876699230,17cyclictest0-21swapper/223:52:342
2876299237,11cyclictest0-21swapper/100:13:101
28762992322,1cyclictest0-21swapper/120:50:041
28762992315,7cyclictest0-21swapper/100:09:101
2876299230,23cyclictest0-21swapper/120:48:201
2876299230,23cyclictest0-21swapper/119:21:161
2876299230,23cyclictest0-21swapper/119:21:151
2876299230,23cyclictest0-21swapper/119:13:241
2876299230,22cyclictest0-21swapper/123:31:511
2876299230,22cyclictest0-21swapper/123:28:551
2876299230,22cyclictest0-21swapper/123:07:521
2876299230,22cyclictest0-21swapper/122:34:561
2876299230,22cyclictest0-21swapper/122:27:371
2876299230,22cyclictest0-21swapper/122:13:191
2876299230,22cyclictest0-21swapper/121:16:271
2876299230,21cyclictest0-21swapper/100:18:391
2876299230,17cyclictest0-21swapper/122:36:111
2876299230,17cyclictest0-21swapper/121:29:101
2876299230,17cyclictest0-21swapper/100:35:561
2876299230,17cyclictest0-21swapper/100:24:131
2875799236,16cyclictest0-21swapper/021:31:540
28757992316,6cyclictest0-21swapper/023:19:320
2875799230,22cyclictest0-21swapper/023:34:590
2875799230,22cyclictest0-21swapper/023:28:180
2875799230,22cyclictest0-21swapper/023:02:200
2875799230,22cyclictest0-21swapper/022:45:120
2875799230,22cyclictest0-21swapper/022:20:350
2875799230,22cyclictest0-21swapper/021:50:170
2875799230,22cyclictest0-21swapper/021:48:480
2875799230,22cyclictest0-21swapper/021:42:140
2875799230,22cyclictest0-21swapper/021:20:330
2875799230,22cyclictest0-21swapper/021:12:030
2875799230,22cyclictest0-21swapper/000:15:030
2875799230,18cyclictest0-21swapper/022:05:090
2875799230,17cyclictest0-21swapper/023:38:470
190022320,2sleep30-21swapper/319:14:443
2876699225,11cyclictest0-21swapper/200:23:102
28766992219,2cyclictest755-21snmpd23:28:372
28766992218,3cyclictest0-21swapper/220:28:102
28766992215,6cyclictest0-21swapper/200:09:442
2876699220,2cyclictest283-21systemd-journal21:52:222
2876699220,21cyclictest0-21swapper/222:56:342
2876699220,21cyclictest0-21swapper/222:46:492
2876699220,21cyclictest0-21swapper/222:25:182
2876699220,21cyclictest0-21swapper/222:14:572
2876699220,21cyclictest0-21swapper/221:41:532
2876699220,21cyclictest0-21swapper/221:33:572
2876699220,21cyclictest0-21swapper/220:21:352
2876699220,21cyclictest0-21swapper/219:37:242
2876699220,21cyclictest0-21swapper/200:12:382
2876699220,20cyclictest0-21swapper/223:10:122
2876699220,16cyclictest0-21swapper/222:30:272
2876699220,16cyclictest0-21swapper/221:55:072
28762992219,3cyclictest0-21swapper/120:27:551
2876299220,21cyclictest0-21swapper/123:50:331
2876299220,21cyclictest0-21swapper/123:40:101
2876299220,21cyclictest0-21swapper/123:14:591
2876299220,21cyclictest0-21swapper/122:42:261
2876299220,21cyclictest0-21swapper/121:35:231
2876299220,21cyclictest0-21swapper/121:33:061
2876299220,21cyclictest0-21swapper/120:37:371
2876299220,21cyclictest0-21swapper/120:20:081
2876299220,21cyclictest0-21swapper/119:42:401
2876299220,21cyclictest0-21swapper/100:01:111
28757992215,6cyclictest0-21swapper/000:01:300
28757992214,7cyclictest0-21swapper/022:54:060
2875799220,21cyclictest0-21swapper/023:44:560
2875799220,21cyclictest0-21swapper/022:40:430
2875799220,21cyclictest0-21swapper/022:31:300
2875799220,21cyclictest0-21swapper/022:26:430
2875799220,21cyclictest0-21swapper/022:00:460
2875799220,21cyclictest0-21swapper/000:26:590
2875799220,21cyclictest0-21swapper/000:21:090
2875799220,21cyclictest0-21swapper/000:11:230
2875799220,21cyclictest0-21swapper/000:05:040
2875799220,20cyclictest0-21swapper/022:57:450
2875799220,16cyclictest0-21swapper/023:58:530
2875799220,16cyclictest0-21swapper/023:13:510
1877922219,2sleep30-21swapper/320:24:083
28766992119,2cyclictest0-21swapper/220:54:582
28766992118,2cyclictest0-21swapper/200:01:162
2876699211,19cyclictest0-21swapper/221:39:082
2876699210,20cyclictest0-21swapper/223:23:362
2876699210,20cyclictest0-21swapper/223:00:212
2876699210,20cyclictest0-21swapper/221:16:132
2876699210,20cyclictest0-21swapper/220:58:562
2876699210,20cyclictest0-21swapper/220:00:072
2876699210,20cyclictest0-21swapper/200:30:472
28762992118,3cyclictest0-21swapper/120:01:521
2876299210,21cyclictest0-21swapper/119:19:251
2876299210,20cyclictest0-21swapper/120:34:411
2876299210,20cyclictest0-21swapper/120:13:291
2876299210,20cyclictest0-21swapper/119:55:351
2876299210,20cyclictest0-21swapper/119:37:331
2875799217,13cyclictest0-21swapper/019:35:160
28757992114,6cyclictest0-21swapper/021:17:400
2875799210,20cyclictest0-21swapper/023:20:520
1908222118,2sleep30-21swapper/320:25:093
28766992019,0cyclictest755-21snmpd19:53:192
28766992018,1cyclictest755-21snmpd21:25:532
28766992018,1cyclictest755-21snmpd19:44:492
28766992017,2cyclictest0-21swapper/220:38:172
28766992016,3cyclictest0-21swapper/221:04:142
28766992013,7cyclictest0-21swapper/220:12:172
2876699200,19cyclictest0-21swapper/222:01:182
2876699200,18cyclictest0-21swapper/200:27:142
28762992017,3cyclictest0-21swapper/119:25:031
28757992018,1cyclictest755-21snmpd20:46:440
28757992018,1cyclictest755-21snmpd20:37:520
28757992018,1cyclictest755-21snmpd19:42:200
28757992018,1cyclictest755-21snmpd19:13:000
28757992012,6cyclictest0-21swapper/023:45:210
2875799200,2cyclictest0-21swapper/020:26:400
2819922016,3sleep30-21swapper/320:01:503
2486322015,2sleep30-21swapper/321:17:073
2090122016,3sleep30-21swapper/319:27:593
1028722015,3sleep30-21swapper/300:39:513
28766991917,1cyclictest755-21snmpd23:31:222
28766991917,1cyclictest755-21snmpd20:05:552
28766991916,2cyclictest10548-21grep19:45:202
28766991915,2cyclictest755-21snmpd19:28:482
28762991916,3cyclictest0-21swapper/120:56:351
2876299190,19cyclictest0-21swapper/120:44:131
28757991917,1cyclictest755-21snmpd21:06:320
28757991917,1cyclictest755-21snmpd20:57:410
28757991917,1cyclictest755-21snmpd20:50:370
28757991917,1cyclictest755-21snmpd20:15:490
28757991917,1cyclictest755-21snmpd19:51:370
28757991917,1cyclictest755-21snmpd19:26:120
28766991816,2cyclictest0-21swapper/221:05:492
28766991816,1cyclictest755-21snmpd20:16:282
28766991816,1cyclictest755-21snmpd19:24:222
28766991816,1cyclictest755-21snmpd19:24:212
28757991816,1cyclictest755-21snmpd20:24:350
28757991816,1cyclictest755-21snmpd19:45:100
2875799181,15cyclictest0-21swapper/020:06:020
2875799180,17cyclictest0-21swapper/020:40:170
2875799180,17cyclictest0-21swapper/019:57:350
26482182,5sleep30-21swapper/323:54:533
173521810,5sleep30-21swapper/322:57:533
1296021814,3sleep30-21swapper/320:17:033
1147021815,2sleep30-21swapper/319:49:253
506821713,3sleep30-21swapper/321:09:013
332721712,2sleep30-21swapper/320:39:233
28757991715,1cyclictest755-21snmpd19:32:490
28757991715,1cyclictest755-21snmpd19:16:070
28757991713,3cyclictest0-21swapper/019:20:130
28757991713,3cyclictest0-21swapper/019:20:120
2875799170,16cyclictest0-21swapper/021:00:120
2875799170,16cyclictest0-21swapper/020:30:250
2875799170,16cyclictest0-21swapper/020:10:130
2500921711,3sleep30-21swapper/322:12:393
168382170,1sleep30-21swapper/321:40:493
2982221613,2sleep30-21swapper/320:31:013
279672159,3sleep30-21swapper/323:36:103
208602137,3sleep30-21swapper/323:34:463
145762138,2sleep30-21swapper/321:13:153
102392137,3sleep30-21swapper/322:34:543
196862121,3sleep30-21swapper/300:30:023
138062123,5sleep30-21swapper/323:16:073
137322120,0sleep30-21swapper/322:07:573
100342126,3sleep30-21swapper/321:52:203
81052113,5sleep30-21swapper/322:20:083
61742114,4sleep30-21swapper/321:36:383
283752110,6sleep328399-21ssh00:19:403
279742115,3sleep30-21swapper/321:45:263
267622113,5sleep30-21swapper/300:05:063
237422111,7sleep30-21swapper/322:53:523
227042115,3sleep30-21swapper/300:02:183
164382115,3sleep30-21swapper/322:35:383
92952104,3sleep30-21swapper/323:42:513
30772104,3sleep30-21swapper/322:03:463
269202104,3sleep30-21swapper/323:09:273
180112105,3sleep30-21swapper/323:45:353
26211293,3sleep30-21swapper/321:31:043
16652293,3sleep30-21swapper/321:27:453
1021294,3sleep30-21swapper/323:10:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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