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2026-04-15 - 12:19
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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 Apr 15, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
153392126117,6sleep20-21swapper/219:05:442
15489212363,7sleep30-21swapper/319:07:423
156432119109,7sleep10-21swapper/119:09:401
15662211097,7sleep00-21swapper/019:09:550
325482680,1sleep3391ktimersoftd/321:15:203
83742550,1sleep38378-21kthreadcore20:55:183
15840993213,17cyclictest0-21swapper/021:50:120
1584699281,26cyclictest0-21swapper/221:38:352
1584699270,26cyclictest0-21swapper/223:35:272
1584699270,26cyclictest0-21swapper/219:33:582
1584399270,26cyclictest0-21swapper/123:36:211
1584399270,26cyclictest0-21swapper/121:57:441
1584099270,26cyclictest0-21swapper/022:30:210
1584699260,25cyclictest0-21swapper/222:35:112
1584699260,20cyclictest0-21swapper/219:25:092
1584399260,25cyclictest0-21swapper/123:14:121
1584399260,25cyclictest0-21swapper/121:34:591
1584099260,25cyclictest0-21swapper/019:22:060
15846992518,7cyclictest0-21swapper/221:02:022
15843992522,2cyclictest0-21swapper/121:14:291
15843992521,3cyclictest0-21swapper/122:48:301
1584099250,14cyclictest0-21swapper/000:00:000
15846992422,2cyclictest0-21swapper/220:54:052
15846992420,3cyclictest0-21swapper/220:24:072
1584699240,23cyclictest0-21swapper/223:12:272
15846992322,1cyclictest0-21swapper/219:10:162
15846992316,7cyclictest0-21swapper/223:19:422
1584699231,21cyclictest0-21swapper/222:32:392
1584699231,21cyclictest0-21swapper/220:00:292
1584699230,23cyclictest0-21swapper/220:39:442
15843992321,2cyclictest0-21swapper/100:36:071
15843992321,2cyclictest0-21swapper/100:36:071
15846992218,2cyclictest749-21snmpd00:00:182
15846992218,2cyclictest24475-21sadc23:35:002
1584699220,21cyclictest0-21swapper/219:50:302
15843992220,2cyclictest0-21swapper/123:46:241
15843992220,2cyclictest0-21swapper/123:31:181
15843992220,2cyclictest0-21swapper/120:46:241
15843992220,2cyclictest0-21swapper/120:33:251
15843992220,2cyclictest0-21swapper/100:08:071
15843992218,3cyclictest0-21swapper/122:59:301
15843992218,3cyclictest0-21swapper/122:26:301
15843992218,3cyclictest0-21swapper/120:13:231
1584399220,21cyclictest0-21swapper/122:17:271
1584399220,21cyclictest0-21swapper/120:15:041
1584399220,21cyclictest0-21swapper/119:32:341
1584399220,21cyclictest0-21swapper/119:21:431
1584399220,21cyclictest0-21swapper/100:29:451
1584399220,21cyclictest0-21swapper/100:11:211
15846992118,3cyclictest0-21swapper/219:20:522
15846992118,2cyclictest749-21snmpd20:56:582
15846992118,2cyclictest749-21snmpd19:37:122
15846992118,2cyclictest749-21snmpd00:29:482
15846992117,3cyclictest0-21swapper/222:10:382
15846992117,2cyclictest5044-21sadc00:15:002
1584699211,3cyclictest0-21swapper/221:57:082
1584699210,20cyclictest0-21swapper/223:58:522
1584699210,20cyclictest0-21swapper/222:25:272
1584699210,20cyclictest0-21swapper/220:46:162
1584699210,20cyclictest0-21swapper/219:40:302
15843992119,2cyclictest0-21swapper/123:43:541
15843992119,2cyclictest0-21swapper/120:35:501
15843992119,2cyclictest0-21swapper/120:23:471
15843992119,2cyclictest0-21swapper/119:42:061
15843992118,3cyclictest0-21swapper/122:32:181
15843992117,3cyclictest0-21swapper/123:27:091
15843992117,3cyclictest0-21swapper/123:22:301
15843992117,3cyclictest0-21swapper/122:22:051
15843992117,3cyclictest0-21swapper/120:50:291
1584399210,20cyclictest0-21swapper/123:56:511
1584399210,20cyclictest0-21swapper/122:51:421
1584399210,20cyclictest0-21swapper/122:14:001
1584399210,20cyclictest0-21swapper/122:03:271
1584399210,20cyclictest0-21swapper/121:54:571
1584399210,20cyclictest0-21swapper/121:20:561
1584399210,20cyclictest0-21swapper/120:40:521
1584399210,20cyclictest0-21swapper/119:55:561
1584399210,20cyclictest0-21swapper/119:50:271
1584399210,20cyclictest0-21swapper/119:16:181
1584399210,20cyclictest0-21swapper/119:12:011
1584399210,20cyclictest0-21swapper/100:34:201
1584399210,20cyclictest0-21swapper/100:04:241
1584099210,20cyclictest0-21swapper/023:36:270
1584099210,20cyclictest0-21swapper/021:55:120
1584699205,14cyclictest0-21swapper/220:31:092
15846992018,2cyclictest0-21swapper/220:25:592
15846992018,1cyclictest749-21snmpd22:43:362
15846992018,1cyclictest749-21snmpd00:38:552
15846992018,1cyclictest749-21snmpd00:38:552
15846992018,1cyclictest0-21swapper/223:45:242
15846992017,2cyclictest749-21snmpd00:17:542
15846992016,3cyclictest0-21swapper/222:01:512
15846992016,3cyclictest0-21swapper/200:33:002
1584699200,2cyclictest0-21swapper/223:51:242
1584699200,2cyclictest0-21swapper/223:25:392
1584699200,2cyclictest0-21swapper/221:26:262
1584699200,2cyclictest0-21swapper/221:13:052
1584699200,20cyclictest0-21swapper/223:43:242
1584699200,19cyclictest0-21swapper/221:31:072
15843992018,2cyclictest0-21swapper/123:15:211
15843992018,2cyclictest0-21swapper/123:05:241
15843992018,2cyclictest0-21swapper/121:47:201
15843992018,2cyclictest0-21swapper/121:17:191
15843992018,2cyclictest0-21swapper/120:57:401
15843992018,2cyclictest0-21swapper/119:47:281
15843992017,2cyclictest0-21swapper/121:08:081
15843992017,2cyclictest0-21swapper/121:08:081
15843992017,2cyclictest0-21swapper/100:22:271
15843992017,2cyclictest0-21swapper/100:17:301
15843992016,3cyclictest0-21swapper/121:44:041
1584399200,3cyclictest0-21swapper/120:02:281
1584399200,2cyclictest0-21swapper/122:41:001
1584399200,2cyclictest0-21swapper/122:05:271
1584399200,20cyclictest0-21swapper/122:35:541
1584399200,19cyclictest0-21swapper/123:53:151
1584399200,19cyclictest0-21swapper/121:29:501
1584399200,19cyclictest0-21swapper/120:06:011
15840992018,1cyclictest749-21snmpd23:33:210
15840992018,1cyclictest749-21snmpd23:05:570
15840992018,1cyclictest749-21snmpd22:09:110
15840992018,1cyclictest749-21snmpd21:45:170
15840992018,1cyclictest749-21snmpd21:32:200
15840992018,1cyclictest749-21snmpd20:52:140
15840992018,1cyclictest749-21snmpd00:38:070
15840992018,1cyclictest749-21snmpd00:38:070
15840992018,1cyclictest749-21snmpd00:06:390
1584099200,2cyclictest30474-21apt-config23:40:000
1584099200,19cyclictest0-21swapper/019:40:130
1306822015,4sleep30-21swapper/323:22:483
15846991917,2cyclictest0-21swapper/223:03:062
15846991917,1cyclictest749-21snmpd23:06:572
15846991917,1cyclictest749-21snmpd22:15:122
15846991917,1cyclictest749-21snmpd21:45:022
15846991917,1cyclictest749-21snmpd20:19:312
15846991917,1cyclictest749-21snmpd20:12:142
15846991917,1cyclictest749-21snmpd20:08:282
15846991917,1cyclictest749-21snmpd19:45:372
15846991916,2cyclictest749-21snmpd21:42:382
15846991916,2cyclictest749-21snmpd20:41:322
15846991916,2cyclictest21021-21grep21:05:202
15846991916,2cyclictest21021-21grep21:05:192
15843991916,2cyclictest0-21swapper/119:29:151
1584399190,18cyclictest0-21swapper/119:39:211
15840991917,1cyclictest749-21snmpd23:25:510
15840991917,1cyclictest749-21snmpd23:00:120
15840991917,1cyclictest749-21snmpd22:55:030
15840991917,1cyclictest749-21snmpd22:21:450
15840991917,1cyclictest749-21snmpd21:36:230
15840991917,1cyclictest749-21snmpd21:10:470
15840991917,1cyclictest749-21snmpd20:57:200
15840991917,1cyclictest749-21snmpd00:01:270
15840991916,2cyclictest749-21snmpd22:39:000
15840991916,2cyclictest749-21snmpd22:26:390
1584099190,1cyclictest0-21swapper/000:15:120
214052188,3sleep30-21swapper/319:14:513
1584699187,10cyclictest0-21swapper/221:50:212
15846991816,2cyclictest0-21swapper/222:57:332
15846991816,2cyclictest0-21swapper/222:06:032
15846991816,1cyclictest749-21snmpd22:23:032
15846991816,1cyclictest749-21snmpd21:20:142
1584699181,16cyclictest0-21swapper/222:50:262
1584699181,16cyclictest0-21swapper/219:15:172
1584699180,3cyclictest0-21swapper/221:15:142
15843991815,2cyclictest0-21swapper/121:36:291
1584399180,17cyclictest0-21swapper/120:28:141
15840991816,1cyclictest749-21snmpd23:53:340
15840991816,1cyclictest749-21snmpd22:04:570
15840991816,1cyclictest749-21snmpd21:27:490
15840991816,1cyclictest749-21snmpd21:00:230
15840991816,1cyclictest749-21snmpd20:22:260
15840991816,1cyclictest749-21snmpd20:14:110
15840991816,1cyclictest749-21snmpd19:53:450
15840991816,1cyclictest749-21snmpd19:26:240
15840991816,1cyclictest749-21snmpd19:15:060
15840991816,1cyclictest749-21snmpd00:21:330
15840991816,1cyclictest21430-21sadc19:15:000
15840991815,2cyclictest749-21snmpd20:29:250
1584699173,11cyclictest0-21swapper/200:20:232
1584699172,14cyclictest0-21swapper/222:46:512
15846991715,1cyclictest749-21snmpd23:23:212
15846991715,1cyclictest749-21snmpd00:05:002
1584699171,15cyclictest0-21swapper/219:55:022
1584399172,14cyclictest0-21swapper/123:01:201
1584099172,14cyclictest0-21swapper/023:20:200
15840991715,1cyclictest749-21snmpd23:13:510
15840991715,1cyclictest749-21snmpd21:16:220
15840991715,1cyclictest749-21snmpd20:40:550
15840991715,1cyclictest749-21snmpd20:38:230
15840991715,1cyclictest749-21snmpd20:15:460
15840991715,1cyclictest749-21snmpd19:59:230
15840991715,1cyclictest749-21snmpd19:48:210
15840991715,1cyclictest749-21snmpd19:30:270
15840991715,1cyclictest749-21snmpd00:14:240
1584099171,13cyclictest0-21swapper/022:10:190
1584099170,3cyclictest0-21swapper/022:41:000
1584099170,16cyclictest0-21swapper/000:32:450
1584099170,11cyclictest0-21swapper/022:48:170
1584099170,11cyclictest0-21swapper/022:15:240
1584099170,11cyclictest0-21swapper/021:40:030
1584099170,11cyclictest0-21swapper/020:00:150
1584099170,10cyclictest0-21swapper/000:25:110
15843991614,2cyclictest0-21swapper/121:03:261
15840991614,1cyclictest749-21snmpd23:16:420
1584099160,10cyclictest0-21swapper/020:48:040
1584099160,10cyclictest0-21swapper/020:05:220
1584099160,10cyclictest0-21swapper/019:35:170
204382159,5sleep30-21swapper/323:58:363
19102159,5sleep30-21swapper/323:13:513
15840991513,1cyclictest749-21snmpd23:47:480
1584099150,14cyclictest0-21swapper/022:52:110
145852158,4sleep30-21swapper/323:50:233
116792155,3sleep30-21swapper/322:50:523
934421410,3sleep30-21swapper/321:52:343
776721410,3sleep30-21swapper/319:26:323
737621410,3sleep30-21swapper/323:16:513
627821410,3sleep30-21swapper/322:48:163
613221410,3sleep30-21swapper/320:53:513
51021410,3sleep30-21swapper/300:39:263
51021410,3sleep30-21swapper/300:39:253
340521410,3sleep30-21swapper/319:51:553
32792148,3sleep30-21swapper/323:40:263
2859621410,3sleep30-21swapper/323:07:093
274272144,3sleep30-21swapper/322:37:313
273072149,3sleep30-21swapper/320:43:383
2713421410,3sleep30-21swapper/300:31:123
2610321410,3sleep30-21swapper/322:06:593
248252149,3sleep30-21swapper/321:37:363
2480021410,3sleep30-21swapper/319:43:583
223421410,3sleep30-21swapper/319:22:203
216152148,3sleep30-21swapper/300:27:123
2046321410,3sleep30-21swapper/322:01:153
1893621410,3sleep30-21swapper/319:35:463
1731221410,3sleep30-21swapper/322:56:133
160172147,3sleep30-21swapper/300:22:113
1584099142,10cyclictest0-21swapper/021:05:240
1584099142,10cyclictest0-21swapper/021:05:230
1475821410,3sleep30-21swapper/320:03:373
1346921410,3sleep30-21swapper/323:25:043
131282149,3sleep30-21swapper/321:25:553
1053121410,3sleep30-21swapper/322:22:093
1045021410,3sleep30-21swapper/300:17:463
91032139,3sleep30-21swapper/319:58:083
89892139,3sleep30-21swapper/323:46:113
75752139,3sleep30-21swapper/321:21:253
6092138,3sleep30-21swapper/322:42:323
50002139,3sleep30-21swapper/322:18:413
49372139,3sleep30-21swapper/300:13:473
46962137,3sleep30-21swapper/320:23:103
3922139,3sleep30-21swapper/320:47:213
317752139,3sleep30-21swapper/322:12:563
309302139,3sleep30-21swapper/321:45:043
305502139,3sleep30-21swapper/321:43:053
303302138,3sleep30-21swapper/319:48:113
298362139,3sleep30-21swapper/323:36:143
290112139,3sleep30-21swapper/319:16:513
262772139,3sleep30-21swapper/320:15:033
257062139,3sleep30-21swapper/320:10:333
232712139,3sleep30-21swapper/321:08:453
232712139,3sleep30-21swapper/321:08:443
230222139,3sleep30-21swapper/323:02:263
216382139,3sleep30-21swapper/320:39:243
208112137,4sleep30-21swapper/300:00:043
204302139,3sleep30-21swapper/320:09:333
188692136,3sleep30-21swapper/323:30:013
188442139,3sleep30-21swapper/321:32:233
173972139,3sleep30-21swapper/321:04:313
166102139,3sleep30-21swapper/322:30:063
15840991311,1cyclictest749-21snmpd21:20:350
15840991311,1cyclictest749-21snmpd20:34:110
157042139,3sleep30-21swapper/320:30:273
148812139,3sleep30-21swapper/321:56:463
133532139,3sleep30-21swapper/319:31:173
101452136,3sleep30-21swapper/320:26:123
287032127,3sleep30-21swapper/321:10:573
262372127,2sleep30-21swapper/300:05:013
163652128,3sleep30-21swapper/322:29:493
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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