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2026-08-11 - 21:29
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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 Tue Aug 11, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53002134125,6sleep30-21swapper/307:08:103
5278212866,7sleep10-21swapper/107:07:511
5211212465,6sleep20-21swapper/207:07:002
52772112102,7sleep00-21swapper/007:07:500
193912920,0sleep30-21swapper/309:10:223
94182690,5sleep2561399cyclictest08:05:182
185962660,0sleep00-21swapper/010:35:200
167792610,0sleep20-21swapper/211:04:262
46772590,0sleep30-21swapper/308:30:183
272892560,0sleep30-21swapper/309:42:523
64592540,0sleep10-21swapper/111:41:341
292662530,0sleep10-21swapper/109:44:291
283212530,0sleep10-21swapper/111:50:471
203972530,0sleep10-21swapper/110:08:201
298402500,0sleep30-21swapper/311:38:273
2352024440,3sleep30-21swapper/308:47:453
878124239,2sleep30-21swapper/307:36:543
1793823834,3sleep30-21swapper/308:43:173
234823128,2sleep30-21swapper/308:58:263
561399280,27cyclictest0-21swapper/210:25:122
561399270,26cyclictest0-21swapper/212:12:062
561399270,26cyclictest0-21swapper/211:55:532
561399270,26cyclictest0-21swapper/211:50:202
561399270,26cyclictest0-21swapper/210:58:232
561399270,26cyclictest0-21swapper/210:46:252
560399270,26cyclictest0-21swapper/011:45:530
561399260,25cyclictest0-21swapper/209:45:582
51622623,2sleep30-21swapper/308:27:193
253222620,3sleep30-21swapper/312:37:173
1060822622,2sleep30-21swapper/312:12:013
561399252,22cyclictest0-21swapper/210:21:512
561399250,24cyclictest0-21swapper/211:27:552
561399250,24cyclictest0-21swapper/211:13:572
561399250,24cyclictest0-21swapper/210:54:332
561399250,24cyclictest0-21swapper/210:40:482
561399250,19cyclictest14056-21diskmemload12:05:362
561399250,19cyclictest0-21swapper/209:54:452
2613722522,2sleep30-21swapper/307:53:113
808722418,3sleep30-21swapper/309:04:363
561399242,21cyclictest0-21swapper/211:48:532
561399242,21cyclictest0-21swapper/211:39:142
561399240,23cyclictest0-21swapper/209:41:492
561399240,23cyclictest0-21swapper/209:13:032
2998122420,3sleep30-21swapper/307:27:193
1865622421,2sleep30-21swapper/307:16:193
1390022419,4sleep30-21swapper/309:08:123
561399232,20cyclictest0-21swapper/212:00:482
561399231,21cyclictest0-21swapper/210:17:192
561399230,4cyclictest0-21swapper/210:14:222
561399230,22cyclictest0-21swapper/212:26:442
561399230,22cyclictest0-21swapper/212:19:072
561399230,22cyclictest0-21swapper/211:23:052
561399230,22cyclictest0-21swapper/210:00:432
561399230,22cyclictest0-21swapper/209:17:362
561399230,17cyclictest0-21swapper/209:37:462
560599231,21cyclictest0-21swapper/109:47:341
560599231,21cyclictest0-21swapper/109:20:391
5603992317,6cyclictest0-21swapper/011:52:450
2753322317,3sleep30-21swapper/309:56:223
698922218,3sleep30-21swapper/308:35:083
561399222,19cyclictest0-21swapper/212:30:572
5613992214,7cyclictest0-21swapper/211:16:182
561399221,20cyclictest0-21swapper/209:22:442
561399220,21cyclictest0-21swapper/212:20:172
561399220,21cyclictest0-21swapper/210:33:232
561399220,21cyclictest0-21swapper/210:06:002
561399220,21cyclictest0-21swapper/209:59:212
561399220,21cyclictest0-21swapper/209:31:492
561399220,16cyclictest0-21swapper/212:36:302
561399220,16cyclictest0-21swapper/210:37:122
561399220,16cyclictest0-21swapper/209:25:062
561399220,15cyclictest0-21swapper/211:05:582
560599220,21cyclictest0-21swapper/112:38:211
560599220,21cyclictest0-21swapper/112:17:031
560599220,21cyclictest0-21swapper/111:32:081
560599220,21cyclictest0-21swapper/111:27:231
560599220,21cyclictest0-21swapper/110:26:371
560599220,21cyclictest0-21swapper/110:18:161
560599220,21cyclictest0-21swapper/110:11:371
560599220,21cyclictest0-21swapper/109:55:581
560599220,21cyclictest0-21swapper/109:28:491
560599220,21cyclictest0-21swapper/109:12:091
560599220,21cyclictest0-21swapper/109:00:541
560599220,21cyclictest0-21swapper/108:58:511
560599220,21cyclictest0-21swapper/108:48:571
560599220,21cyclictest0-21swapper/108:43:111
560599220,21cyclictest0-21swapper/108:20:421
560599220,21cyclictest0-21swapper/108:11:331
560599220,21cyclictest0-21swapper/108:05:351
560599220,21cyclictest0-21swapper/107:50:051
560599220,21cyclictest0-21swapper/107:31:301
560599220,20cyclictest24083-21awk10:25:001
560399220,21cyclictest0-21swapper/010:46:010
560399220,21cyclictest0-21swapper/009:10:180
3162122218,3sleep30-21swapper/307:56:353
5613992117,3cyclictest0-21swapper/209:00:362
5613992117,3cyclictest0-21swapper/207:40:382
561399211,2cyclictest21055-21ntp_states08:15:202
561399211,19cyclictest0-21swapper/211:30:362
561399210,20cyclictest0-21swapper/211:42:182
561399210,20cyclictest0-21swapper/208:53:152
561399210,20cyclictest0-21swapper/208:22:412
561399210,20cyclictest0-21swapper/207:45:362
5605992118,3cyclictest0-21swapper/110:43:371
5605992118,3cyclictest0-21swapper/109:05:321
5605992118,3cyclictest0-21swapper/108:52:321
5605992117,3cyclictest0-21swapper/111:35:081
560599210,21cyclictest0-21swapper/108:32:561
560599210,20cyclictest0-21swapper/112:21:001
560599210,20cyclictest0-21swapper/111:24:261
560599210,20cyclictest0-21swapper/111:15:291
560599210,20cyclictest0-21swapper/110:58:441
560599210,20cyclictest0-21swapper/110:50:101
560599210,20cyclictest0-21swapper/110:01:041
560599210,20cyclictest0-21swapper/109:38:251
560599210,20cyclictest0-21swapper/109:30:121
560599210,20cyclictest0-21swapper/108:17:381
560599210,20cyclictest0-21swapper/107:57:361
560599210,20cyclictest0-21swapper/107:49:571
560599210,20cyclictest0-21swapper/107:20:031
560599210,20cyclictest0-21swapper/107:14:351
560399210,20cyclictest0-21swapper/010:18:420
560399210,20cyclictest0-21swapper/009:26:470
560399210,1cyclictest53750irq/24-enp1s012:08:460
2439122117,3sleep30-21swapper/307:22:353
561399204,15cyclictest0-21swapper/207:15:112
5613992018,1cyclictest755-21snmpd09:05:082
5613992018,1cyclictest755-21snmpd08:46:062
561399200,2cyclictest0-21swapper/207:35:272
5605992018,1cyclictest0-21swapper/112:05:481
5605992017,3cyclictest0-21swapper/112:25:511
5605992017,2cyclictest0-21swapper/109:52:071
5605992015,4cyclictest0-21swapper/110:46:581
560599200,20cyclictest0-21swapper/108:36:331
560599200,20cyclictest0-21swapper/108:27:361
560599200,19cyclictest0-21swapper/111:48:141
5603992018,1cyclictest755-21snmpd11:32:080
5603992018,1cyclictest755-21snmpd10:25:040
5603992018,1cyclictest755-21snmpd10:11:370
5603992018,1cyclictest755-21snmpd08:56:180
5603992018,1cyclictest755-21snmpd08:10:350
5603992018,1cyclictest755-21snmpd08:05:360
5603992018,1cyclictest755-21snmpd07:50:050
5603992018,1cyclictest755-21snmpd07:28:290
5603992017,2cyclictest755-21snmpd09:47:340
560399200,2cyclictest0-21swapper/009:30:550
560399200,1cyclictest2481-21ssh11:55:190
560399200,19cyclictest0-21swapper/009:51:480
477922016,3sleep30-21swapper/308:00:563
2907722016,3sleep30-21swapper/308:52:063
2867222014,3sleep30-21swapper/311:09:573
261522014,3sleep30-21swapper/310:43:333
2055122014,3sleep30-21swapper/307:48:263
1064822017,2sleep30-21swapper/308:09:123
561399198,7cyclictest0-21swapper/207:55:132
5613991917,1cyclictest755-21snmpd08:55:172
5613991917,1cyclictest755-21snmpd08:27:092
5613991917,1cyclictest755-21snmpd08:03:242
5613991917,1cyclictest755-21snmpd07:21:112
5613991917,1cyclictest755-21snmpd07:10:532
5613991917,1cyclictest31349-21cat07:30:172
5613991916,2cyclictest755-21snmpd08:37:452
5613991916,2cyclictest0-21swapper/207:26:292
561399190,18cyclictest0-21swapper/208:30:152
5605991917,1cyclictest13536-21cat07:15:021
5605991916,3cyclictest0-21swapper/107:39:501
5605991915,3cyclictest0-21swapper/112:33:541
5605991914,4cyclictest0-21swapper/110:38:161
560599190,2cyclictest0-21swapper/111:09:081
560599190,18cyclictest0-21swapper/107:25:171
5603991917,1cyclictest755-21snmpd11:27:110
5603991917,1cyclictest755-21snmpd11:15:290
5603991917,1cyclictest755-21snmpd11:09:080
5603991917,1cyclictest755-21snmpd10:57:230
5603991917,1cyclictest755-21snmpd10:52:200
5603991917,1cyclictest755-21snmpd09:55:580
5603991917,1cyclictest755-21snmpd09:38:250
5603991917,1cyclictest755-21snmpd08:41:080
5603991917,1cyclictest755-21snmpd08:20:420
5603991917,1cyclictest755-21snmpd08:17:380
5603991917,1cyclictest755-21snmpd07:57:360
5603991917,1cyclictest755-21snmpd07:20:030
5603991917,1cyclictest755-21snmpd07:14:360
5603991917,1cyclictest24074-21sadc10:25:000
5603991916,2cyclictest755-21snmpd09:20:390
560399190,1cyclictest12020-21ssh10:33:100
560399190,1cyclictest0-21swapper/008:00:160
560399190,18cyclictest0-21swapper/012:39:040
560399190,18cyclictest0-21swapper/012:12:550
560399190,12cyclictest0-21swapper/011:20:220
33521914,3sleep30-21swapper/310:14:133
315821915,3sleep30-21swapper/307:32:083
26412190,0sleep00-21swapper/012:23:350
2181521915,3sleep30-21swapper/308:18:223
1487621914,4sleep30-21swapper/307:44:133
1082121915,3sleep30-21swapper/307:10:543
5613991816,1cyclictest755-21snmpd08:10:152
5613991816,1cyclictest755-21snmpd07:50:112
5605991816,1cyclictest755-21snmpd09:16:231
5605991815,3cyclictest0-21swapper/108:03:321
560599180,17cyclictest0-21swapper/112:13:181
5603991816,1cyclictest755-21snmpd10:44:150
5603991816,1cyclictest755-21snmpd10:09:430
5603991816,1cyclictest755-21snmpd10:01:040
5603991816,1cyclictest755-21snmpd09:07:590
5603991816,1cyclictest755-21snmpd09:02:210
5603991816,1cyclictest755-21snmpd08:52:380
5603991816,1cyclictest755-21snmpd08:48:570
5603991816,1cyclictest755-21snmpd07:31:090
5603991815,2cyclictest755-21snmpd08:36:330
5603991815,1cyclictest764-21lldpd12:00:100
560399180,17cyclictest0-21swapper/012:16:140
560399180,17cyclictest0-21swapper/011:03:380
560399180,13cyclictest0-21swapper/009:19:180
560399180,12cyclictest0-21swapper/012:29:310
560399180,12cyclictest0-21swapper/011:35:020
561399170,16cyclictest0-21swapper/208:40:102
5605991715,2cyclictest0-21swapper/111:56:531
5605991714,3cyclictest0-21swapper/111:13:051
5605991714,3cyclictest0-21swapper/111:04:171
5603991715,1cyclictest755-21snmpd11:43:530
5603991715,1cyclictest755-21snmpd08:32:570
5603991715,1cyclictest755-21snmpd08:27:350
5603991715,1cyclictest755-21snmpd07:47:320
5603991715,1cyclictest29013-21ssh11:10:020
560399170,16cyclictest0-21swapper/012:33:470
69752160,1sleep30-21swapper/311:14:283
683421610,3sleep30-21swapper/309:48:213
5605991612,3cyclictest0-21swapper/112:03:361
5603991614,1cyclictest755-21snmpd07:37:020
5603991614,1cyclictest755-21snmpd07:17:170
560399160,10cyclictest0-21swapper/009:41:160
3247521611,2sleep30-21swapper/312:21:263
2766021610,3sleep30-21swapper/309:29:473
2735821613,2sleep30-21swapper/308:22:103
1681121610,3sleep30-21swapper/309:52:103
59342159,3sleep30-21swapper/311:27:233
39512159,3sleep30-21swapper/310:58:153
297582159,3sleep30-21swapper/311:24:393
1613621512,2sleep30-21swapper/308:12:333
295102148,3sleep30-21swapper/311:51:463
133112149,2sleep30-21swapper/312:28:033
129712148,3sleep30-21swapper/310:34:003
94972138,2sleep30-21swapper/310:17:213
90172130,8sleep39153-21/usr/sbin/munin11:15:173
5605991310,3cyclictest0-21swapper/107:42:471
560599130,12cyclictest0-21swapper/110:31:061
167402138,3sleep30-21swapper/311:04:243
128352137,3sleep30-21swapper/310:47:333
48452120,3sleep30-21swapper/309:33:153
233782126,3sleep30-21swapper/312:18:183
232142127,3sleep30-21swapper/310:51:463
204072120,2sleep30-21swapper/310:21:573
160442126,3sleep30-21swapper/312:30:073
102172120,3sleep30-21swapper/311:58:153
71042115,3sleep30-21swapper/310:01:513
6712115,3sleep30-21swapper/309:16:573
560399118,2cyclictest0-21swapper/007:40:370
305862115,3sleep30-21swapper/310:26:033
237172110,3sleep30-21swapper/310:38:283
224062115,3sleep30-21swapper/312:03:443
175322115,3sleep30-21swapper/310:06:003
161742116,3sleep30-21swapper/309:38:083
128272115,3sleep30-21swapper/309:22:133
338294,3sleep30-21swapper/312:07:563
19574293,3sleep30-21swapper/311:48:103
6824282,3sleep30-21swapper/311:41:533
19274281,5sleep30-21swapper/311:34:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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