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2026-05-13 - 02:03
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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 May 13, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
260612135124,8sleep10-21swapper/119:09:261
260182114104,7sleep30-21swapper/319:08:523
257762111101,7sleep00-21swapper/019:05:440
25865210896,6sleep20-21swapper/219:06:552
220912580,0sleep20-21swapper/220:30:112
62612540,1sleep20-21swapper/223:05:172
172862540,0sleep10-21swapper/121:20:161
172862540,0sleep10-21swapper/121:20:161
2628899310,3cyclictest0-21swapper/220:02:222
2628899290,18cyclictest0-21swapper/220:29:332
2628899280,26cyclictest0-21swapper/220:50:142
2628899271,25cyclictest0-21swapper/221:11:082
2628899270,20cyclictest0-21swapper/200:35:162
26288992618,7cyclictest749-21snmpd22:53:512
2628899261,20cyclictest0-21swapper/222:59:382
2628899260,20cyclictest0-21swapper/220:40:392
26288992517,7cyclictest749-21snmpd20:09:022
26288992517,7cyclictest749-21snmpd19:12:342
26288992515,8cyclictest749-21snmpd23:36:402
26288992515,7cyclictest749-21snmpd00:30:042
2628899249,3cyclictest0-21swapper/220:10:132
26288992422,2cyclictest0-21swapper/222:09:402
26288992418,5cyclictest749-21snmpd20:59:412
26288992418,5cyclictest749-21snmpd00:07:042
26288992418,5cyclictest749-21snmpd00:00:342
26288992417,6cyclictest749-21snmpd22:34:252
26288992417,6cyclictest749-21snmpd19:52:142
26288992416,7cyclictest749-21snmpd22:48:522
2628899240,2cyclictest0-21swapper/223:20:552
2628899240,17cyclictest0-21swapper/222:27:372
26283992422,2cyclictest0-21swapper/119:55:081
2628899232,20cyclictest0-21swapper/221:03:482
26288992320,2cyclictest0-21swapper/223:00:192
26288992318,4cyclictest749-21snmpd19:58:352
26288992317,5cyclictest749-21snmpd23:12:132
26288992317,5cyclictest749-21snmpd21:59:052
26288992316,6cyclictest749-21snmpd19:45:442
26288992315,7cyclictest749-21snmpd19:36:232
2628899231,3cyclictest0-21swapper/219:22:312
2628899230,22cyclictest0-21swapper/222:35:122
2628399230,22cyclictest0-21swapper/121:54:181
26280992319,2cyclictest749-21snmpd20:12:450
2628899222,14cyclictest0-21swapper/200:20:172
26288992216,5cyclictest749-21snmpd21:51:092
26288992216,5cyclictest749-21snmpd19:40:082
2628899221,19cyclictest0-21swapper/223:47:532
2628899221,18cyclictest0-21swapper/221:40:222
2628899220,8cyclictest280-21systemd-journal23:34:592
2628899220,20cyclictest0-21swapper/221:46:232
2628399220,3cyclictest0-21swapper/120:52:181
2628399220,21cyclictest0-21swapper/123:04:301
2628399220,21cyclictest0-21swapper/122:56:491
2628399220,21cyclictest0-21swapper/122:41:191
2628399220,21cyclictest0-21swapper/122:37:481
2628399220,21cyclictest0-21swapper/122:31:371
2628399220,21cyclictest0-21swapper/119:48:121
2628399220,21cyclictest0-21swapper/119:21:161
2628899218,3cyclictest0-21swapper/221:20:102
2628899218,3cyclictest0-21swapper/221:20:092
2628899212,8cyclictest0-21swapper/200:10:192
2628899212,18cyclictest0-21swapper/223:55:182
2628899212,18cyclictest0-21swapper/223:42:502
2628899211,8cyclictest0-21swapper/221:30:132
26288992114,6cyclictest749-21snmpd19:28:232
26288992113,7cyclictest6961-21cat22:40:162
2628899211,19cyclictest0-21swapper/222:00:052
2628899211,19cyclictest0-21swapper/200:17:342
2628899210,9cyclictest0-21swapper/219:15:152
2628899210,3cyclictest0-21swapper/223:17:122
2628899210,16cyclictest0-21swapper/222:10:382
2628899210,10cyclictest0-21swapper/220:45:202
2628399210,3cyclictest0-21swapper/123:43:541
2628399210,3cyclictest0-21swapper/121:40:001
2628399210,3cyclictest0-21swapper/121:13:501
2628399210,3cyclictest0-21swapper/121:09:211
2628399210,3cyclictest0-21swapper/119:17:581
2628399210,3cyclictest0-21swapper/100:35:491
2628399210,2cyclictest0-21swapper/121:03:441
2628399210,20cyclictest0-21swapper/122:21:301
2628399210,20cyclictest0-21swapper/122:11:061
2628399210,20cyclictest0-21swapper/120:34:231
26280992118,2cyclictest749-21snmpd23:06:490
26280992118,2cyclictest749-21snmpd22:56:190
26280992117,2cyclictest749-21snmpd20:27:410
26280992117,2cyclictest749-21snmpd19:50:380
2628899202,6cyclictest0-21swapper/219:30:112
26288992018,1cyclictest749-21snmpd21:37:082
26288992018,1cyclictest749-21snmpd21:08:332
26288992018,1cyclictest749-21snmpd20:24:322
26288992016,2cyclictest16613-21cat22:20:172
2628899201,18cyclictest0-21swapper/200:27:502
2628899201,14cyclictest0-21swapper/222:16:302
26288992010,2cyclictest749-21snmpd23:25:282
2628899200,9cyclictest0-21swapper/221:25:182
2628899200,19cyclictest0-21swapper/220:36:472
2628899200,19cyclictest0-21swapper/220:15:162
2628899200,10cyclictest0-21swapper/221:15:172
2628399200,3cyclictest0-21swapper/120:03:351
2628399200,2cyclictest0-21swapper/123:56:391
2628399200,2cyclictest0-21swapper/120:28:121
2628399200,2cyclictest0-21swapper/119:38:381
2628399200,2cyclictest0-21swapper/119:27:381
26280992018,1cyclictest749-21snmpd22:41:190
26280992018,1cyclictest749-21snmpd21:47:060
26280992018,1cyclictest749-21snmpd21:36:420
26280992018,1cyclictest749-21snmpd19:20:110
26280992018,1cyclictest749-21snmpd00:31:210
26280992018,1cyclictest749-21snmpd00:01:160
26280992017,2cyclictest749-21snmpd20:48:410
26280992016,2cyclictest749-21snmpd23:47:070
2628099200,19cyclictest0-21swapper/023:20:170
2628099200,19cyclictest0-21swapper/022:35:160
2628899191,17cyclictest0-21swapper/223:50:012
26283991917,1cyclictest26035-21sadc23:55:001
26283991917,1cyclictest19761-21cat23:20:171
26283991917,1cyclictest14112-21cat23:15:161
26283991916,3cyclictest0-21swapper/100:31:221
26283991916,2cyclictest0-21swapper/120:12:441
2628399190,3cyclictest0-21swapper/100:27:041
2628399190,18cyclictest0-21swapper/120:20:321
26280991917,1cyclictest749-21snmpd23:32:160
26280991917,1cyclictest749-21snmpd23:01:000
26280991917,1cyclictest749-21snmpd22:54:130
26280991917,1cyclictest749-21snmpd22:21:330
26280991917,1cyclictest749-21snmpd22:13:450
26280991917,1cyclictest749-21snmpd21:29:110
26280991917,1cyclictest749-21snmpd21:22:330
26280991917,1cyclictest749-21snmpd21:22:320
26280991917,1cyclictest749-21snmpd20:55:290
26280991917,1cyclictest749-21snmpd20:07:140
26280991916,2cyclictest749-21snmpd22:26:370
26280991916,2cyclictest749-21snmpd19:27:380
2628099190,1cyclictest0-21swapper/023:15:160
2628099190,18cyclictest0-21swapper/019:45:170
26283991816,1cyclictest12971-21sadc23:15:001
26283991815,3cyclictest0-21swapper/121:47:051
26283991815,2cyclictest0-21swapper/123:06:491
26283991814,3cyclictest0-21swapper/119:50:381
2628399180,2cyclictest0-21swapper/122:52:541
26280991816,1cyclictest749-21snmpd23:56:340
26280991816,1cyclictest749-21snmpd21:13:590
26280991816,1cyclictest749-21snmpd21:05:410
26280991816,1cyclictest749-21snmpd21:01:240
26280991816,1cyclictest749-21snmpd20:35:030
26280991816,1cyclictest749-21snmpd20:21:290
26280991816,1cyclictest749-21snmpd19:37:050
26280991816,1cyclictest749-21snmpd00:25:340
26280991816,1cyclictest749-21snmpd00:24:460
26280991816,1cyclictest749-21snmpd00:11:160
26280991815,2cyclictest749-21snmpd21:30:380
26280991815,2cyclictest749-21snmpd20:18:410
140912180,0sleep00-21swapper/023:40:230
73012175,3sleep30-21swapper/321:13:383
26283991715,2cyclictest0-21swapper/100:01:161
26283991715,1cyclictest749-21snmpd22:18:251
26283991715,1cyclictest22210-21cat22:25:161
26283991714,3cyclictest0-21swapper/100:11:281
26283991714,2cyclictest0-21swapper/120:07:141
26283991713,3cyclictest0-21swapper/123:47:071
2628399170,11cyclictest0-21swapper/120:45:581
26280991715,1cyclictest749-21snmpd23:50:160
26280991715,1cyclictest749-21snmpd23:12:400
26280991715,1cyclictest749-21snmpd22:47:330
26280991715,1cyclictest749-21snmpd22:17:130
26280991715,1cyclictest749-21snmpd21:53:500
26280991715,1cyclictest749-21snmpd21:15:510
26280991715,1cyclictest749-21snmpd20:41:350
26280991715,1cyclictest749-21snmpd20:03:230
26280991715,1cyclictest749-21snmpd19:41:140
26280991715,1cyclictest749-21snmpd19:12:400
26280991715,1cyclictest749-21snmpd00:36:190
26280991715,1cyclictest749-21snmpd00:15:070
26280991714,2cyclictest749-21snmpd23:35:160
26280991714,2cyclictest749-21snmpd20:31:440
216142177,3sleep30-21swapper/300:18:253
71952166,3sleep30-21swapper/323:08:033
26283991614,2cyclictest0-21swapper/123:32:161
26283991614,2cyclictest0-21swapper/121:29:121
26283991614,2cyclictest0-21swapper/120:55:291
26283991613,3cyclictest0-21swapper/120:35:021
26283991613,3cyclictest0-21swapper/100:24:451
26283991612,3cyclictest0-21swapper/120:18:411
26280991614,1cyclictest749-21snmpd21:58:230
26280991614,1cyclictest749-21snmpd21:41:020
26280991614,1cyclictest749-21snmpd19:17:220
26280991614,1cyclictest749-21snmpd00:07:570
26280991613,2cyclictest749-21snmpd22:05:020
26283991512,2cyclictest0-21swapper/119:12:401
26280991513,1cyclictest749-21snmpd22:32:480
26280991513,1cyclictest749-21snmpd19:59:300
26280991512,2cyclictest749-21snmpd20:54:390
2547921510,3sleep30-21swapper/321:59:573
84992149,3sleep30-21swapper/321:42:313
833821410,3sleep30-21swapper/323:36:563
599421410,3sleep30-21swapper/300:33:103
528421410,3sleep30-21swapper/322:37:293
3209221410,3sleep30-21swapper/322:33:003
3175721410,3sleep30-21swapper/319:14:293
3154621410,3sleep30-21swapper/323:58:343
315092149,3sleep30-21swapper/320:09:553
287321410,3sleep30-21swapper/321:37:173
2723021410,3sleep30-21swapper/300:23:133
26283991412,2cyclictest0-21swapper/122:47:341
26283991412,2cyclictest0-21swapper/121:15:511
26283991412,2cyclictest0-21swapper/120:41:351
26283991412,2cyclictest0-21swapper/119:41:141
26283991412,2cyclictest0-21swapper/100:15:071
26283991412,1cyclictest0-21swapper/121:30:381
26280991412,1cyclictest749-21snmpd22:03:360
26280991411,2cyclictest749-21snmpd23:27:240
2581221410,3sleep30-21swapper/320:03:583
2230221410,3sleep30-21swapper/320:55:293
2016321410,3sleep30-21swapper/323:46:523
2002821410,3sleep30-21swapper/319:57:303
1953321410,3sleep30-21swapper/321:50:273
1850821410,3sleep30-21swapper/323:19:023
1832121410,3sleep30-21swapper/319:28:543
1726221410,3sleep30-21swapper/322:50:103
166482149,3sleep30-21swapper/322:45:263
1575021410,3sleep30-21swapper/320:23:093
1325721410,3sleep30-21swapper/321:20:083
1325721410,3sleep30-21swapper/321:20:073
1293421410,3sleep30-21swapper/321:19:073
1268521410,3sleep30-21swapper/319:23:263
1109521410,3sleep30-21swapper/322:40:563
1029121410,3sleep30-21swapper/300:06:473
1007421410,3sleep30-21swapper/322:15:053
99382139,3sleep30-21swapper/320:15:413
98062139,3sleep30-21swapper/322:14:333
85922139,3sleep30-21swapper/319:48:333
56502139,3sleep30-21swapper/320:41:473
46992139,3sleep30-21swapper/300:01:473
324252139,3sleep30-21swapper/320:36:183
308452139,3sleep30-21swapper/322:01:403
297572139,3sleep30-21swapper/321:33:343
296172139,3sleep30-21swapper/323:27:433
284782139,3sleep30-21swapper/321:03:253
282352139,3sleep30-21swapper/322:59:513
28182139,3sleep30-21swapper/323:33:113
269982139,3sleep30-21swapper/320:33:513
263052139,3sleep30-21swapper/322:25:313
26283991311,2cyclictest0-21swapper/121:41:021
26283991311,2cyclictest0-21swapper/100:07:581
26283991311,1cyclictest4090-21if_enp0s25.223:35:161
26283991310,2cyclictest0-21swapper/122:05:031
26283991310,2cyclictest0-21swapper/121:57:441
259322139,3sleep30-21swapper/323:53:503
241412139,3sleep30-21swapper/321:28:483
214162139,3sleep30-21swapper/320:29:053
2097721310,3sleep30-21swapper/322:24:033
169482139,3sleep30-21swapper/320:53:283
158322139,3sleep30-21swapper/300:10:593
14852139,3sleep30-21swapper/321:06:093
142792137,5sleep30-21swapper/323:42:043
139352137,3sleep30-21swapper/321:45:263
1268421310,3sleep30-21swapper/323:11:333
111902139,3sleep30-21swapper/320:46:153
70832128,3sleep30-21swapper/319:18:253
41262126,4sleep30-21swapper/322:08:183
3572128,3sleep30-21swapper/300:28:103
317522128,3sleep30-21swapper/320:10:113
294572128,3sleep30-21swapper/319:38:033
2628399129,3cyclictest0-21swapper/123:27:251
24642128,3sleep30-21swapper/319:40:483
240582128,3sleep30-21swapper/323:23:133
237322128,3sleep30-21swapper/319:31:513
118542129,3sleep30-21swapper/300:37:233
2628399119,2cyclictest0-21swapper/122:03:361
2628099110,10cyclictest0-21swapper/019:30:120
142942117,3sleep30-21swapper/319:50:573
12622117,3sleep30-21swapper/323:02:483
262839990,8cyclictest0-21swapper/119:30:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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