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2026-04-16 - 02:59
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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 16, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28161213779,6sleep10-21swapper/119:06:111
28417212364,7sleep30-21swapper/319:09:283
28394212364,6sleep20-21swapper/219:09:112
284572110100,7sleep00-21swapper/019:09:580
235812670,0sleep30-21swapper/323:20:173
79792650,1sleep30-21swapper/300:05:103
106702620,6sleep12863099cyclictest20:45:161
23642600,0sleep10-21swapper/120:10:171
104272600,0sleep10-21swapper/100:35:161
303032590,0sleep20-21swapper/200:25:002
38872560,0sleep20-21swapper/220:10:182
33502450,0sleep23354-21kthreadcore23:30:172
2863599290,28cyclictest0-21swapper/220:25:122
2863599270,26cyclictest0-21swapper/223:46:382
2863599270,26cyclictest0-21swapper/223:29:082
2863599270,26cyclictest0-21swapper/223:24:342
2863599270,26cyclictest0-21swapper/223:04:282
2863599270,26cyclictest0-21swapper/222:31:472
2863599270,26cyclictest0-21swapper/222:19:512
2863599270,26cyclictest0-21swapper/222:14:512
2863599270,26cyclictest0-21swapper/222:01:332
2863599270,26cyclictest0-21swapper/221:57:092
2863599270,26cyclictest0-21swapper/221:52:462
2863599270,26cyclictest0-21swapper/221:29:042
2863599270,26cyclictest0-21swapper/200:36:272
2863599270,26cyclictest0-21swapper/200:15:052
2863099270,26cyclictest0-21swapper/122:36:121
2863099270,26cyclictest0-21swapper/120:56:161
28635992623,2cyclictest0-21swapper/220:57:472
2863599260,25cyclictest0-21swapper/222:29:392
2863599260,25cyclictest0-21swapper/221:01:582
2863599260,25cyclictest0-21swapper/219:11:422
2863599260,25cyclictest0-21swapper/200:11:352
2863099260,25cyclictest0-21swapper/100:06:291
28635992521,3cyclictest0-21swapper/219:30:362
28635992518,7cyclictest0-21swapper/219:50:032
2863599250,24cyclictest0-21swapper/221:06:352
2863099250,24cyclictest0-21swapper/120:32:391
2863099250,24cyclictest0-21swapper/119:48:131
2863099250,24cyclictest0-21swapper/119:48:121
2863099250,24cyclictest0-21swapper/119:15:251
2862699250,23cyclictest30232-21awk00:25:000
28635992422,2cyclictest0-21swapper/222:40:012
28635992420,3cyclictest0-21swapper/223:13:522
28635992420,3cyclictest0-21swapper/221:20:412
2863599240,23cyclictest0-21swapper/220:20:152
28630992422,2cyclictest0-21swapper/123:26:591
28630992420,3cyclictest0-21swapper/119:29:131
2862699240,18cyclictest0-21swapper/023:00:200
28635992321,2cyclictest0-21swapper/223:40:412
28635992321,2cyclictest0-21swapper/221:42:432
28635992321,2cyclictest0-21swapper/200:02:142
2863599231,21cyclictest0-21swapper/222:36:002
2863599231,21cyclictest0-21swapper/221:39:232
2863599230,23cyclictest0-21swapper/222:23:002
28630992321,2cyclictest0-21swapper/123:30:591
28630992321,2cyclictest0-21swapper/122:51:371
28630992321,2cyclictest0-21swapper/100:29:401
2863099231,21cyclictest0-21swapper/119:12:121
28635992220,2cyclictest0-21swapper/222:48:582
28635992220,2cyclictest0-21swapper/221:46:262
28635992220,2cyclictest0-21swapper/200:06:022
28635992219,3cyclictest0-21swapper/220:35:452
28635992219,2cyclictest0-21swapper/220:18:342
28635992218,3cyclictest0-21swapper/223:37:082
2863599221,20cyclictest0-21swapper/219:41:372
2863599220,3cyclictest0-21swapper/200:33:422
2863599220,21cyclictest0-21swapper/223:59:382
2863599220,21cyclictest0-21swapper/222:58:282
2863599220,21cyclictest0-21swapper/221:31:172
2863599220,21cyclictest0-21swapper/221:15:052
2863599220,21cyclictest0-21swapper/219:29:282
2863099220,3cyclictest0-21swapper/122:01:241
2863099220,21cyclictest0-21swapper/123:13:221
2863099220,21cyclictest0-21swapper/120:37:131
2862699225,1cyclictest0-21swapper/023:20:120
2862699220,21cyclictest0-21swapper/021:06:260
28635992118,3cyclictest0-21swapper/221:10:132
28635992117,3cyclictest0-21swapper/223:05:552
28635992117,3cyclictest0-21swapper/219:20:302
2863599211,19cyclictest0-21swapper/220:43:042
2863599210,3cyclictest0-21swapper/223:16:312
2863599210,2cyclictest0-21swapper/219:15:552
2863599210,20cyclictest0-21swapper/219:46:102
2863599210,20cyclictest0-21swapper/219:46:092
2863599210,20cyclictest0-21swapper/219:35:542
2863599210,20cyclictest0-21swapper/200:25:242
28630992119,2cyclictest0-21swapper/120:20:241
28630992117,3cyclictest0-21swapper/121:51:311
28630992117,3cyclictest0-21swapper/120:19:421
28630992117,2cyclictest2940-21sadc22:35:001
2863099210,20cyclictest0-21swapper/123:50:591
2863099210,20cyclictest0-21swapper/123:05:011
2863099210,20cyclictest0-21swapper/122:45:121
2863099210,20cyclictest0-21swapper/121:29:461
2863099210,19cyclictest30222-21idleruntime-cro00:25:001
2863099210,15cyclictest0-21swapper/119:51:291
2862699216,1cyclictest280-21systemd-journal23:14:100
2862699216,13cyclictest0-21swapper/021:20:130
28626992117,2cyclictest9869-21sadc21:14:590
28635992017,3cyclictest0-21swapper/222:52:012
28635992016,3cyclictest0-21swapper/219:55:272
2863599200,20cyclictest0-21swapper/220:30:002
2863599200,19cyclictest0-21swapper/222:05:152
2863599200,19cyclictest0-21swapper/220:45:112
2863099207,1cyclictest31264-21sshd21:05:031
28630992018,2cyclictest0-21swapper/123:40:021
28630992018,2cyclictest0-21swapper/123:17:431
28630992018,2cyclictest0-21swapper/122:27:481
28630992018,2cyclictest0-21swapper/121:35:071
28630992018,2cyclictest0-21swapper/121:21:021
28630992018,2cyclictest0-21swapper/119:30:271
28630992016,3cyclictest0-21swapper/123:55:111
28630992016,3cyclictest0-21swapper/123:37:531
28630992016,3cyclictest0-21swapper/120:25:311
2863099200,2cyclictest0-21swapper/120:53:591
2863099200,19cyclictest0-21swapper/122:08:541
28626992018,2cyclictest0-21swapper/021:18:170
28626992018,1cyclictest749-21snmpd22:49:310
2863599193,15cyclictest0-21swapper/220:00:112
28635991917,1cyclictest749-21snmpd20:54:112
28635991915,3cyclictest0-21swapper/223:54:532
28630991917,2cyclictest0-21swapper/123:04:221
28630991917,2cyclictest0-21swapper/122:13:571
28630991917,2cyclictest0-21swapper/121:01:021
28630991917,2cyclictest0-21swapper/119:24:391
28630991917,1cyclictest749-21snmpd22:15:111
28630991915,3cyclictest0-21swapper/119:44:421
28630991914,4cyclictest0-21swapper/121:15:141
2863099190,1cyclictest0-21swapper/122:40:101
2862699193,13cyclictest280-21systemd-journal19:33:320
28626991917,1cyclictest749-21snmpd23:52:170
28626991917,1cyclictest749-21snmpd20:41:120
28626991917,1cyclictest749-21snmpd20:10:340
28626991917,1cyclictest749-21snmpd19:43:120
28626991917,1cyclictest749-21snmpd19:35:160
28626991917,1cyclictest749-21snmpd19:24:120
28626991917,1cyclictest749-21snmpd00:18:020
28626991917,1cyclictest749-21snmpd00:05:020
2862699190,11cyclictest0-21swapper/020:19:040
2863099188,9cyclictest0-21swapper/123:20:101
2863099183,11cyclictest0-21swapper/121:48:571
28630991816,2cyclictest0-21swapper/120:06:001
28630991816,2cyclictest0-21swapper/100:00:351
28630991815,2cyclictest0-21swapper/122:58:301
2863099181,13cyclictest0-21swapper/100:30:241
2862699183,14cyclictest0-21swapper/022:30:040
28626991816,2cyclictest0-21swapper/020:00:150
28626991816,1cyclictest749-21snmpd23:29:290
28626991816,1cyclictest749-21snmpd23:19:280
28626991816,1cyclictest749-21snmpd22:39:070
28626991816,1cyclictest749-21snmpd22:10:390
28626991816,1cyclictest749-21snmpd20:48:190
28626991816,1cyclictest749-21snmpd19:47:190
28626991816,1cyclictest749-21snmpd19:47:190
28626991816,1cyclictest749-21snmpd00:29:390
28626991816,1cyclictest749-21snmpd00:04:020
28626991816,1cyclictest0-21swapper/020:26:460
2862699180,4cyclictest280-21systemd-journal20:20:140
2863599173,13cyclictest0-21swapper/220:05:222
2863099173,13cyclictest0-21swapper/122:20:211
28630991715,2cyclictest0-21swapper/120:44:401
28630991715,1cyclictest27725-21sadc20:05:011
28630991713,3cyclictest0-21swapper/121:12:551
2862699178,8cyclictest0-21swapper/000:31:010
2862699172,14cyclictest0-21swapper/023:05:130
28626991715,1cyclictest749-21snmpd23:42:350
28626991715,1cyclictest749-21snmpd22:08:030
28626991715,1cyclictest749-21snmpd21:57:210
28626991715,1cyclictest749-21snmpd20:55:280
28626991715,1cyclictest749-21snmpd19:55:400
2862699170,16cyclictest0-21swapper/023:47:540
2862699170,16cyclictest0-21swapper/022:55:430
2862699170,16cyclictest0-21swapper/022:50:180
2862699170,16cyclictest0-21swapper/022:15:250
2862699170,16cyclictest0-21swapper/021:36:030
2862699170,16cyclictest0-21swapper/020:30:240
2862699170,16cyclictest0-21swapper/020:05:230
2862699170,14cyclictest0-21swapper/021:00:050
2862699170,11cyclictest0-21swapper/021:25:230
2862699170,11cyclictest0-21swapper/019:15:180
2863099163,12cyclictest0-21swapper/100:10:171
28630991615,1cyclictest0-21swapper/121:56:031
28630991614,2cyclictest0-21swapper/119:56:271
28630991614,1cyclictest32320-21basename21:35:001
28630991612,3cyclictest0-21swapper/121:41:321
28626991614,1cyclictest749-21snmpd23:59:590
28626991614,1cyclictest749-21snmpd21:42:500
28626991614,1cyclictest749-21snmpd19:25:420
28626991614,1cyclictest29423-21cat22:00:150
2862699161,14cyclictest0-21swapper/022:22:130
2862699161,14cyclictest0-21swapper/019:51:260
2862699160,3cyclictest0-21swapper/000:35:120
2862699160,15cyclictest0-21swapper/023:37:190
2862699160,15cyclictest0-21swapper/023:30:110
2862699160,15cyclictest0-21swapper/000:10:130
2862699160,11cyclictest0-21swapper/022:42:370
2862699160,10cyclictest0-21swapper/021:30:250
28630991511,3cyclictest0-21swapper/119:37:581
2863099150,14cyclictest0-21swapper/123:45:231
2862699150,14cyclictest0-21swapper/022:25:510
2862699150,14cyclictest0-21swapper/020:54:110
2862699150,14cyclictest0-21swapper/019:13:240
28630991412,1cyclictest0-21swapper/100:15:141
2862699147,7cyclictest0-21swapper/020:35:040
2862699142,10cyclictest0-21swapper/021:45:220
244602142,8sleep30-21swapper/322:50:193
50632102,5sleep30-21swapper/323:30:193
2862699105,1cyclictest172912sleep021:50:090
359292,4sleep30-21swapper/321:35:023
1857291,5sleep30-21swapper/322:30:203
15648291,5sleep30-21swapper/319:50:223
13878290,3sleep30-21swapper/322:40:423
7647281,4sleep30-21swapper/320:44:593
3821280,2sleep30-21swapper/323:00:323
32463285,1sleep3749-21snmpd19:40:133
30677280,2sleep30-21swapper/321:04:183
29602280,2sleep30-21swapper/322:27:483
28440280,2sleep30-21swapper/323:53:343
27949281,4sleep30-21swapper/320:05:113
26498280,2sleep30-21swapper/321:27:493
23715281,4sleep30-21swapper/321:55:153
22927280,2sleep30-21swapper/320:25:493
19670280,2sleep30-21swapper/322:48:183
16737280,2sleep30-21swapper/321:45:513
11582280,2sleep30-21swapper/323:37:483
11420280,2sleep30-21swapper/321:44:263
10944280,1sleep38-21rcu_preempt19:50:003
10944280,1sleep38-21rcu_preempt19:50:003
10097281,4sleep30-21swapper/321:15:113
9852271,3sleep30-21swapper/319:20:103
32064273,3sleep30-21swapper/319:39:003
23924270,2sleep30-21swapper/322:21:463
21249270,0sleep30-21swapper/319:55:213
20887270,5sleep30-21swapper/319:29:523
18982271,3sleep30-21swapper/300:15:013
18204271,4sleep30-21swapper/322:15:273
1753271,3sleep30-21swapper/322:05:023
17130271,3sleep30-21swapper/323:41:573
14998271,4sleep30-21swapper/320:50:163
1414271,5sleep30-21swapper/323:56:103
12654271,5sleep30-21swapper/322:11:063
12083270,4sleep30-21swapper/300:35:193
9852261,3sleep30-21swapper/323:07:013
5414261,2sleep30-21swapper/320:10:193
4122261,2sleep30-21swapper/322:35:173
29518260,3sleep30-21swapper/320:35:143
29319261,2sleep30-21swapper/300:20:213
26996261,2sleep327323-21df21:30:143
25620260,3sleep30-21swapper/322:55:113
23908261,2sleep30-21swapper/320:30:153
22649261,2sleep30-21swapper/321:55:003
22360261,2sleep322364-21apt-get20:00:113
21139261,2sleep321143-21apt-get19:30:113
18049261,2sleep318087-21ntp_states00:10:203
17494260,5sleep30-21swapper/320:22:493
15725260,3sleep30-21swapper/321:20:123
8736250,2sleep30-21swapper/319:15:213
8360250,2sleep30-21swapper/300:30:233
6703250,3sleep30-21swapper/320:15:133
31896250,3sleep30-21swapper/323:25:193
31259251,2sleep30-21swapper/321:05:033
30878250,2sleep331117-21fschecks_time00:25:143
28840250,2sleep329170-21df19:10:123
2293250,3sleep30-21swapper/320:40:123
19696250,3sleep30-21swapper/320:55:053
15936250,2sleep30-21swapper/323:15:023
14815250,3sleep30-21swapper/323:10:213
1215251,3sleep30-21swapper/322:02:173
6780240,1sleep36823-21ntpq00:00:193
4450240,2sleep30-21swapper/321:10:073
17367240,2sleep30-21swapper/323:45:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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