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2026-04-02 - 08:34
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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 Apr 02, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190982124115,6sleep10-21swapper/119:05:551
192922114102,7sleep30-21swapper/319:08:263
191762112103,6sleep20-21swapper/219:06:562
19241211099,7sleep00-21swapper/019:07:460
240422590,0sleep00-21swapper/022:00:170
283562560,0sleep30-21swapper/321:35:183
145262560,0sleep30-21swapper/322:20:203
255652540,0sleep10-21swapper/100:25:161
153852520,0sleep20-21swapper/223:50:172
1959099328,3cyclictest0-21swapper/221:45:112
1959099291,27cyclictest0-21swapper/220:04:432
1959099291,27cyclictest0-21swapper/219:13:332
1959099291,27cyclictest0-21swapper/200:13:162
1959099290,27cyclictest0-21swapper/220:15:112
1959099282,8cyclictest2858-21/usr/sbin/munin23:40:102
19590992818,9cyclictest749-21snmpd23:00:222
1959099281,26cyclictest0-21swapper/223:27:082
1959099281,26cyclictest0-21swapper/220:41:172
1959099280,27cyclictest0-21swapper/220:37:282
1959099271,25cyclictest0-21swapper/200:28:532
1959099270,26cyclictest0-21swapper/222:25:482
1959099270,26cyclictest0-21swapper/222:05:332
1959099270,26cyclictest0-21swapper/221:53:082
1959099270,26cyclictest0-21swapper/220:29:112
1959099270,26cyclictest0-21swapper/219:19:392
1959099270,26cyclictest0-21swapper/200:36:182
1958599270,26cyclictest0-21swapper/122:55:101
1958199270,3cyclictest0-21swapper/020:29:430
1958199270,26cyclictest0-21swapper/023:19:220
1958199270,26cyclictest0-21swapper/019:52:480
1958199270,21cyclictest0-21swapper/021:37:240
19590992623,3cyclictest0-21swapper/223:56:342
1959099261,24cyclictest0-21swapper/222:18:332
1959099261,16cyclictest0-21swapper/220:20:162
1959099260,2cyclictest0-21swapper/221:33:172
1959099260,25cyclictest0-21swapper/222:03:082
1959099260,25cyclictest0-21swapper/220:05:062
1959099260,25cyclictest0-21swapper/219:45:542
1959099260,1cyclictest0-21swapper/221:37:472
1958599260,25cyclictest0-21swapper/123:43:321
1958599260,25cyclictest0-21swapper/123:28:051
1958199260,25cyclictest0-21swapper/023:50:080
1958199260,21cyclictest0-21swapper/021:56:160
1958199260,21cyclictest0-21swapper/020:22:430
19590992523,2cyclictest0-21swapper/222:53:062
19590992516,8cyclictest749-21snmpd23:13:462
1959099250,3cyclictest0-21swapper/223:37:172
1959099250,24cyclictest0-21swapper/222:46:042
1959099250,24cyclictest0-21swapper/222:13:172
1958599250,24cyclictest0-21swapper/120:44:011
1958199250,3cyclictest0-21swapper/023:37:200
1958199250,24cyclictest0-21swapper/023:27:410
1958199250,24cyclictest0-21swapper/023:21:260
1958199250,24cyclictest0-21swapper/023:07:100
1958199250,24cyclictest0-21swapper/022:08:270
1959099247,2cyclictest0-21swapper/221:15:142
19590992420,3cyclictest0-21swapper/222:55:242
1959099241,22cyclictest0-21swapper/221:04:012
1959099241,22cyclictest0-21swapper/220:33:282
1959099241,22cyclictest0-21swapper/219:20:482
1959099240,23cyclictest0-21swapper/219:29:542
19581992416,7cyclictest749-21snmpd20:47:580
19581992415,6cyclictest752-21lldpd22:36:160
1958199240,23cyclictest0-21swapper/022:53:120
19590992321,2cyclictest0-21swapper/222:36:012
19590992321,2cyclictest0-21swapper/220:45:372
19590992317,5cyclictest0-21swapper/221:55:212
1959099231,3cyclictest0-21swapper/223:34:162
1959099231,3cyclictest0-21swapper/219:43:092
1959099231,21cyclictest0-21swapper/222:40:272
1959099231,21cyclictest0-21swapper/220:59:402
1959099231,21cyclictest0-21swapper/219:37:512
1959099231,20cyclictest0-21swapper/200:30:202
1959099230,22cyclictest0-21swapper/200:18:592
1958199232,15cyclictest0-21swapper/020:50:110
19581992318,4cyclictest24953-21cat23:30:170
19581992316,6cyclictest749-21snmpd23:41:250
19581992315,7cyclictest749-21snmpd23:11:460
1958199230,2cyclictest0-21swapper/021:44:080
1958199230,22cyclictest0-21swapper/022:10:470
19590992216,5cyclictest749-21snmpd19:56:182
19590992215,6cyclictest749-21snmpd00:06:532
1959099221,15cyclictest0-21swapper/222:31:582
1959099220,3cyclictest0-21swapper/219:34:332
1959099220,21cyclictest0-21swapper/221:42:242
1959099220,21cyclictest0-21swapper/221:26:362
1959099220,21cyclictest0-21swapper/200:21:022
1959099220,15cyclictest0-21swapper/223:22:182
1959099220,13cyclictest280-21systemd-journal00:01:122
19585992217,4cyclictest0-21swapper/119:58:001
1958599221,3cyclictest0-21swapper/120:27:021
1958599220,21cyclictest0-21swapper/122:50:181
1958599220,21cyclictest0-21swapper/119:44:061
1958199222,14cyclictest0-21swapper/021:05:180
1958199222,14cyclictest0-21swapper/021:05:180
19581992218,3cyclictest0-21swapper/019:47:330
1958199220,21cyclictest0-21swapper/023:48:110
1958199220,21cyclictest0-21swapper/023:00:150
1958199220,21cyclictest0-21swapper/021:52:480
1958199220,21cyclictest0-21swapper/020:01:390
1958199220,21cyclictest0-21swapper/019:41:150
1958199220,17cyclictest0-21swapper/020:10:210
1958199220,14cyclictest0-21swapper/020:40:130
1958199220,11cyclictest0-21swapper/021:15:130
19590992117,3cyclictest0-21swapper/223:09:182
19590992117,3cyclictest0-21swapper/221:22:052
19590992117,3cyclictest0-21swapper/219:51:032
1959099210,2cyclictest0-21swapper/222:22:252
1959099210,20cyclictest0-21swapper/223:17:282
1959099210,20cyclictest0-21swapper/221:06:362
1959099210,20cyclictest0-21swapper/221:06:352
1959099210,19cyclictest25400-21grep20:10:132
1959099210,19cyclictest0-21swapper/223:45:162
1959099210,11cyclictest0-21swapper/221:10:122
19585992117,3cyclictest0-21swapper/122:14:541
1958599211,19cyclictest0-21swapper/122:43:431
1958599210,20cyclictest0-21swapper/123:17:121
1958599210,20cyclictest0-21swapper/122:38:061
1958599210,20cyclictest0-21swapper/122:24:521
1958599210,20cyclictest0-21swapper/121:17:561
1958599210,20cyclictest0-21swapper/119:18:091
1958599210,20cyclictest0-21swapper/119:12:091
1958599210,20cyclictest0-21swapper/100:30:541
19581992118,3cyclictest0-21swapper/021:46:260
19581992114,6cyclictest749-21snmpd23:56:500
1958199210,4cyclictest0-21swapper/022:40:210
1958199210,20cyclictest0-21swapper/019:36:150
1958199210,20cyclictest0-21swapper/019:34:100
1958199210,20cyclictest0-21swapper/019:23:450
1958199210,15cyclictest0-21swapper/000:16:080
19585992018,2cyclictest0-21swapper/122:48:101
19585992018,1cyclictest749-21snmpd23:00:101
19585992018,1cyclictest749-21snmpd20:54:501
19585992018,1cyclictest749-21snmpd20:33:341
19585992018,1cyclictest749-21snmpd19:34:271
19585992018,1cyclictest749-21snmpd00:06:471
19585992016,2cyclictest7445-21sadc19:55:001
1958599201,18cyclictest0-21swapper/123:30:121
1958599200,2cyclictest0-21swapper/121:38:171
1958599200,2cyclictest0-21swapper/120:03:451
1958599200,19cyclictest0-21swapper/121:12:331
1958199205,14cyclictest0-21swapper/022:45:110
19581992018,1cyclictest749-21snmpd19:56:540
19581992018,1cyclictest749-21snmpd00:26:470
19581992017,3cyclictest0-21swapper/022:30:370
19581992017,3cyclictest0-21swapper/021:34:140
19581992017,1cyclictest15760-21sadc22:24:590
1958199201,15cyclictest0-21swapper/021:20:210
1958199200,19cyclictest0-21swapper/022:15:220
1958199200,19cyclictest0-21swapper/000:06:040
1958199200,19cyclictest0-21swapper/000:02:470
1958199200,18cyclictest0-21swapper/000:23:130
1958199200,15cyclictest0-21swapper/019:25:140
1958199200,15cyclictest0-21swapper/019:15:150
1958199200,15cyclictest0-21swapper/000:35:060
1958599196,8cyclictest0-21swapper/120:35:171
19585991917,1cyclictest749-21snmpd23:05:271
19585991917,1cyclictest749-21snmpd22:25:301
19585991917,1cyclictest749-21snmpd21:55:351
19585991917,1cyclictest749-21snmpd21:40:121
19585991915,3cyclictest0-21swapper/120:16:401
19585991915,3cyclictest0-21swapper/100:21:471
1958599191,16cyclictest0-21swapper/121:05:121
1958599191,16cyclictest0-21swapper/121:05:111
1958599190,18cyclictest0-21swapper/120:20:111
1958599190,18cyclictest0-21swapper/119:35:211
1958199198,3cyclictest0-21swapper/020:15:130
19581991917,2cyclictest0-21swapper/020:55:070
19581991917,1cyclictest32751-21idleruntime-cro21:15:010
19581991915,3cyclictest0-21swapper/020:05:490
1958199190,18cyclictest0-21swapper/020:30:140
19590991814,3cyclictest0-21swapper/220:51:462
1958599183,13cyclictest10563-21dpkg20:55:111
19585991816,2cyclictest0-21swapper/122:08:091
19585991816,1cyclictest749-21snmpd23:14:491
19585991816,1cyclictest749-21snmpd00:39:351
19585991816,1cyclictest30552-21cat23:35:161
19585991815,2cyclictest0-21swapper/100:00:441
1958599181,11cyclictest0-21swapper/123:55:111
1958199182,2cyclictest0-21swapper/020:35:220
19581991816,1cyclictest749-21snmpd21:04:470
1958199180,17cyclictest0-21swapper/022:58:180
1958199180,17cyclictest0-21swapper/000:30:230
1958599178,8cyclictest0-21swapper/120:45:111
1958599171,9cyclictest0-21swapper/120:05:221
19585991715,1cyclictest749-21snmpd23:48:231
19585991715,1cyclictest749-21snmpd21:49:051
19585991715,1cyclictest749-21snmpd19:25:541
19585991715,1cyclictest749-21snmpd00:16:081
19585991713,2cyclictest10296-21awk00:15:001
1958599171,14cyclictest0-21swapper/121:50:111
1958599170,16cyclictest0-21swapper/119:20:121
1958599162,11cyclictest0-21swapper/122:19:271
19585991614,2cyclictest0-21swapper/123:50:051
19585991614,2cyclictest0-21swapper/120:10:251
19585991614,1cyclictest749-21snmpd21:04:191
19585991612,3cyclictest0-21swapper/121:25:121
1958599160,9cyclictest0-21swapper/119:45:221
1958199161,13cyclictest12432-21apt-get21:25:120
1958599151,11cyclictest0-21swapper/121:34:191
1958599150,14cyclictest0-21swapper/123:20:141
1958599150,14cyclictest0-21swapper/122:03:291
1958199150,14cyclictest0-21swapper/022:26:280
1958199150,14cyclictest0-21swapper/019:11:180
1958199150,14cyclictest0-21swapper/000:11:470
1958599140,13cyclictest0-21swapper/121:24:051
1958599133,8cyclictest0-21swapper/122:34:301
204732112,5sleep30-21swapper/320:35:123
310422100,2sleep30-21swapper/322:06:263
203702100,5sleep30-21swapper/300:20:193
3361291,5sleep30-21swapper/323:40:143
14848292,4sleep30-21swapper/320:30:113
9775280,2sleep30-21swapper/322:15:513
6107280,2sleep30-21swapper/319:24:033
5991281,4sleep30-21swapper/322:45:123
31387282,4sleep30-21swapper/321:10:203
27083281,4sleep30-21swapper/320:40:173
26630284,3sleep30-21swapper/322:31:053
24200281,4sleep30-21swapper/319:10:223
21792281,4sleep30-21swapper/321:05:113
21792281,4sleep30-21swapper/321:05:113
19795283,3sleep30-21swapper/321:56:223
19247281,4sleep30-21swapper/320:05:123
16697280,2sleep30-21swapper/322:51:523
14416280,2sleep30-21swapper/320:27:313
10004280,2sleep30-21swapper/300:11:303
8755271,3sleep30-21swapper/323:45:103
31847271,3sleep30-21swapper/300:05:133
27880271,4sleep30-21swapper/319:40:213
2501271,3sleep30-21swapper/320:15:223
24919271,3sleep30-21swapper/322:00:213
24039271,3sleep30-21swapper/323:30:133
23670273,3sleep30-21swapper/321:33:313
20672271,3sleep30-21swapper/323:55:163
17221270,2sleep30-21swapper/319:32:363
1679271,4sleep30-21swapper/323:35:203
11432270,2sleep30-21swapper/319:25:283
822260,3sleep30-21swapper/322:40:143
8102261,2sleep30-21swapper/319:55:153
6595261,2sleep36902-21df_inode21:20:133
6143261,4sleep30-21swapper/321:19:023
5357261,2sleep30-21swapper/320:50:133
4623264,1sleep3749-21snmpd20:49:013
3462261,3sleep30-21swapper/321:45:133
3193262,3sleep30-21swapper/321:44:483
31554260,3sleep30-21swapper/322:10:123
3006261,3sleep30-21swapper/319:50:203
28616260,1sleep328621-21kthreadcore22:35:173
25286260,3sleep30-21swapper/320:10:133
23495261,4sleep30-21swapper/323:26:083
22946261,4sleep30-21swapper/319:38:293
18983260,5sleep30-21swapper/320:04:443
16593261,3sleep30-21swapper/323:50:193
1609260,3sleep30-21swapper/323:10:103
16048260,3sleep30-21swapper/322:25:123
15009261,3sleep30-21swapper/320:55:233
1495260,5sleep30-21swapper/319:45:303
12227261,2sleep30-21swapper/321:25:013
11728260,3sleep30-21swapper/323:15:233
9143250,3sleep30-21swapper/321:50:123
8132250,3sleep30-21swapper/320:20:223
4922250,3sleep30-21swapper/300:35:203
409251,2sleep30-21swapper/323:05:223
32642250,4sleep30-21swapper/319:15:513
32361250,3sleep30-21swapper/300:30:483
30857251,2sleep30-21swapper/300:00:233
28052251,3sleep30-21swapper/323:03:063
22003250,3sleep30-21swapper/322:55:243
21837251,2sleep322167-21df00:25:103
21202251,3sleep30-21swapper/321:00:273
18148251,3sleep30-21swapper/323:24:153
10632250,2sleep310938-21df_inode00:15:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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