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2026-03-21 - 16:25
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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 Sat Mar 21, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
231852168101,8sleep20-21swapper/207:06:112
23164214281,7sleep30-21swapper/307:05:563
234012118107,7sleep10-21swapper/107:08:581
23363211576,9sleep00-21swapper/007:08:290
301462970,5sleep02363899cyclictest07:15:000
295852620,0sleep00-21swapper/008:10:110
179482590,0sleep00-21swapper/010:50:190
305612580,7sleep12364099cyclictest08:10:161
213752580,1sleep021382-21kthreadcore10:25:200
117692580,1sleep20-21swapper/209:20:132
197612570,0sleep10-21swapper/110:25:001
63902560,0sleep00-21swapper/010:40:170
225592550,1sleep30-21swapper/308:30:173
2364599280,27cyclictest0-21swapper/211:30:022
2364099280,27cyclictest0-21swapper/109:31:211
2364099270,26cyclictest0-21swapper/112:09:471
2364099270,26cyclictest0-21swapper/111:23:281
2364099270,26cyclictest0-21swapper/111:14:581
2364099270,26cyclictest0-21swapper/110:56:291
2364099270,26cyclictest0-21swapper/110:38:301
2364099270,26cyclictest0-21swapper/110:05:541
2364099270,26cyclictest0-21swapper/109:58:391
2364099270,26cyclictest0-21swapper/109:39:071
2364099270,26cyclictest0-21swapper/108:15:441
2364099270,25cyclictest0-21swapper/112:05:001
23638992723,3cyclictest0-21swapper/008:15:100
2364599260,25cyclictest0-21swapper/210:24:182
2364099260,25cyclictest0-21swapper/108:47:451
2364099260,25cyclictest0-21swapper/108:01:201
2364099260,25cyclictest0-21swapper/107:58:261
2364099260,25cyclictest0-21swapper/107:52:231
2364099260,25cyclictest0-21swapper/107:22:261
23640992518,7cyclictest0-21swapper/112:39:131
2364099250,24cyclictest0-21swapper/112:10:341
2364099250,24cyclictest0-21swapper/110:28:371
2364099250,24cyclictest0-21swapper/109:46:421
2364099250,24cyclictest0-21swapper/108:50:451
23638992523,1cyclictest0-21swapper/012:00:230
2364599240,23cyclictest0-21swapper/208:40:272
23640992423,1cyclictest0-21swapper/109:15:331
23640992420,3cyclictest0-21swapper/110:33:331
2364099241,4cyclictest0-21swapper/111:25:591
2364099241,22cyclictest0-21swapper/109:24:271
2364099240,23cyclictest0-21swapper/108:27:481
2364099240,23cyclictest0-21swapper/107:27:281
23645992321,1cyclictest10144-21turbostat.cron07:25:002
23645992320,3cyclictest0-21swapper/209:44:512
2364599231,21cyclictest0-21swapper/212:23:442
2364599231,21cyclictest0-21swapper/208:35:272
2364099230,22cyclictest0-21swapper/110:15:271
23645992219,2cyclictest0-21swapper/207:26:022
2364599221,3cyclictest0-21swapper/209:39:462
23640992218,3cyclictest0-21swapper/107:12:411
23640992217,4cyclictest0-21swapper/109:51:181
2364099220,21cyclictest0-21swapper/109:14:491
2363899220,3cyclictest0-21swapper/009:58:570
23645992119,2cyclictest0-21swapper/207:54:142
23645992118,2cyclictest26343-21cat10:30:152
23645992117,3cyclictest0-21swapper/211:09:292
23645992117,3cyclictest0-21swapper/207:17:112
2364599211,3cyclictest0-21swapper/210:54:492
2364599210,3cyclictest0-21swapper/211:41:322
2364599210,3cyclictest0-21swapper/208:58:152
2364599210,20cyclictest0-21swapper/212:08:372
2364599210,20cyclictest0-21swapper/209:00:102
2364599210,20cyclictest0-21swapper/207:57:112
2364599210,20cyclictest0-21swapper/207:47:292
2364599210,20cyclictest0-21swapper/207:38:112
23640992119,2cyclictest0-21swapper/111:58:551
23640992119,2cyclictest0-21swapper/111:47:551
23640992117,2cyclictest4282-21sadc12:35:001
23640992116,4cyclictest0-21swapper/112:27:101
23640992116,4cyclictest0-21swapper/111:52:351
2364099210,20cyclictest0-21swapper/112:22:081
2364099210,20cyclictest0-21swapper/111:43:351
2364099210,20cyclictest0-21swapper/111:38:231
2364099210,20cyclictest0-21swapper/111:06:141
2364099210,20cyclictest0-21swapper/110:12:211
2364099210,20cyclictest0-21swapper/109:41:121
2364099210,20cyclictest0-21swapper/107:31:501
23638992119,2cyclictest0-21swapper/012:05:100
23638992119,1cyclictest749-21snmpd12:17:230
23645992018,1cyclictest749-21snmpd12:34:532
23645992018,1cyclictest749-21snmpd11:53:202
23645992018,1cyclictest749-21snmpd11:22:012
23645992018,1cyclictest749-21snmpd11:19:202
23645992018,1cyclictest749-21snmpd11:19:192
23645992018,1cyclictest749-21snmpd10:49:432
23645992018,1cyclictest749-21snmpd10:26:242
23645992018,1cyclictest749-21snmpd09:10:242
23645992018,1cyclictest749-21snmpd08:03:322
23645992018,1cyclictest5466-21cat10:40:162
23645992017,3cyclictest0-21swapper/210:05:302
23645992017,2cyclictest749-21snmpd12:38:532
23645992017,2cyclictest749-21snmpd11:02:462
2364599200,2cyclictest0-21swapper/210:15:462
2364599200,19cyclictest0-21swapper/212:26:522
2364599200,19cyclictest0-21swapper/211:14:432
2364599200,19cyclictest0-21swapper/208:31:482
23640992016,3cyclictest0-21swapper/112:18:531
23640992016,3cyclictest0-21swapper/110:41:011
23640992016,3cyclictest0-21swapper/109:28:421
23640992016,3cyclictest0-21swapper/109:00:061
23640992016,3cyclictest0-21swapper/108:35:361
2364099201,18cyclictest0-21swapper/109:05:111
2364099200,3cyclictest0-21swapper/108:20:441
2364099200,2cyclictest0-21swapper/108:55:511
2364099200,19cyclictest0-21swapper/111:34:161
2364099200,19cyclictest0-21swapper/111:02:161
2364099200,15cyclictest0-21swapper/107:41:451
2363899205,9cyclictest0-21swapper/010:30:140
2363899205,14cyclictest0-21swapper/009:05:540
23638992018,1cyclictest749-21snmpd12:22:130
23638992018,1cyclictest749-21snmpd12:10:100
23638992018,1cyclictest749-21snmpd11:39:290
23638992018,1cyclictest749-21snmpd10:10:070
23638992018,1cyclictest749-21snmpd09:17:330
23638992018,1cyclictest749-21snmpd08:30:570
23638992018,1cyclictest749-21snmpd07:13:410
23638992016,2cyclictest1103-21sadc11:35:000
2363899201,18cyclictest0-21swapper/011:45:560
2364599192,14cyclictest0-21swapper/211:45:202
23645991918,0cyclictest749-21snmpd10:01:452
23645991917,1cyclictest749-21snmpd11:27:352
23645991917,1cyclictest749-21snmpd09:52:282
23645991917,1cyclictest749-21snmpd09:32:242
23645991917,1cyclictest749-21snmpd09:18:572
23645991917,1cyclictest749-21snmpd09:05:002
23645991917,1cyclictest749-21snmpd08:52:122
23645991917,1cyclictest749-21snmpd08:48:362
23645991917,1cyclictest749-21snmpd08:28:002
23645991917,1cyclictest749-21snmpd08:20:472
23645991917,1cyclictest749-21snmpd08:13:262
23645991917,1cyclictest749-21snmpd07:14:532
2364599191,12cyclictest21689-21munin-run07:35:002
2364099192,11cyclictest0-21swapper/107:17:421
23640991918,1cyclictest0-21swapper/108:31:511
23640991917,2cyclictest0-21swapper/111:16:171
23640991917,2cyclictest0-21swapper/111:16:171
23640991917,2cyclictest0-21swapper/108:08:231
23640991915,3cyclictest0-21swapper/110:50:131
2364099190,3cyclictest0-21swapper/110:49:131
2364099190,3cyclictest0-21swapper/110:01:401
23638991917,1cyclictest749-21snmpd12:37:160
23638991917,1cyclictest749-21snmpd11:56:070
23638991917,1cyclictest749-21snmpd11:40:070
23638991917,1cyclictest749-21snmpd11:07:560
23638991917,1cyclictest749-21snmpd10:19:120
23638991917,1cyclictest749-21snmpd09:53:570
23638991917,1cyclictest749-21snmpd09:39:210
23638991917,1cyclictest749-21snmpd09:29:450
23638991917,1cyclictest749-21snmpd09:03:300
23638991917,1cyclictest749-21snmpd08:55:130
23638991917,1cyclictest749-21snmpd08:26:090
23638991917,1cyclictest749-21snmpd08:21:530
23638991917,1cyclictest749-21snmpd08:02:320
23638991917,1cyclictest749-21snmpd07:35:020
23638991917,1cyclictest749-21snmpd07:34:500
23638991917,1cyclictest749-21snmpd07:21:560
2363899190,18cyclictest0-21swapper/010:49:070
23645991816,1cyclictest749-21snmpd12:15:172
23645991816,1cyclictest749-21snmpd12:12:282
23645991816,1cyclictest749-21snmpd11:55:022
23645991816,1cyclictest749-21snmpd09:59:182
23645991816,1cyclictest749-21snmpd09:49:512
23645991816,1cyclictest749-21snmpd08:17:082
23645991816,1cyclictest749-21snmpd07:41:262
23645991815,2cyclictest749-21snmpd10:58:322
2364099180,2cyclictest0-21swapper/108:43:151
2363899183,13cyclictest25215-21/usr/sbin/munin08:35:210
23638991816,2cyclictest0-21swapper/010:35:430
23638991816,1cyclictest749-21snmpd11:22:130
23638991816,1cyclictest749-21snmpd09:47:490
23638991816,1cyclictest749-21snmpd08:51:090
23638991816,1cyclictest749-21snmpd08:46:240
23638991816,1cyclictest749-21snmpd07:47:530
23638991816,1cyclictest749-21snmpd07:25:050
23638991814,3cyclictest0-21swapper/009:30:120
23645991715,1cyclictest749-21snmpd12:01:192
23645991715,1cyclictest749-21snmpd11:36:102
23645991715,1cyclictest749-21snmpd10:39:572
2364599170,16cyclictest0-21swapper/210:10:182
2364099171,14cyclictest0-21swapper/107:45:161
2364099170,16cyclictest0-21swapper/107:37:021
2363899173,13cyclictest0-21swapper/010:00:160
23638991715,1cyclictest749-21snmpd12:30:380
23638991715,1cyclictest749-21snmpd11:25:320
23638991715,1cyclictest749-21snmpd11:02:400
23638991715,1cyclictest749-21snmpd09:10:270
23638991715,1cyclictest749-21snmpd07:55:260
23638991715,1cyclictest749-21snmpd07:51:400
23638991715,1cyclictest749-21snmpd07:44:200
23638991715,1cyclictest19613-21basename10:25:000
2363899170,11cyclictest0-21swapper/011:50:530
2363899170,11cyclictest0-21swapper/010:55:260
23645991615,0cyclictest749-21snmpd08:08:262
23638991614,1cyclictest749-21snmpd11:19:290
23638991614,1cyclictest749-21snmpd11:19:280
23638991614,1cyclictest749-21snmpd10:05:180
23638991614,1cyclictest749-21snmpd08:09:320
2363899160,15cyclictest0-21swapper/009:40:550
2363899160,10cyclictest0-21swapper/009:20:020
2363899160,10cyclictest0-21swapper/008:41:540
1113121610,3sleep30-21swapper/311:15:023
1113121610,3sleep30-21swapper/311:15:013
83502155,3sleep30-21swapper/308:20:053
78482155,3sleep30-21swapper/308:16:483
3141321510,3sleep30-21swapper/309:05:423
27902159,3sleep30-21swapper/312:00:583
275732159,3sleep30-21swapper/311:25:263
269692159,3sleep30-21swapper/307:35:233
2676721510,3sleep30-21swapper/310:59:523
23645991514,1cyclictest0-21swapper/209:25:072
23638991513,1cyclictest749-21snmpd12:28:140
2363899150,14cyclictest0-21swapper/011:10:190
2298621510,3sleep30-21swapper/309:55:563
210602159,3sleep30-21swapper/310:53:223
175802155,3sleep30-21swapper/309:53:193
103772159,3sleep30-21swapper/309:15:233
924421410,3sleep30-21swapper/308:48:323
866121410,3sleep30-21swapper/312:09:283
84121410,3sleep30-21swapper/309:39:463
803721410,3sleep30-21swapper/310:14:503
69352149,3sleep30-21swapper/311:38:513
628721410,3sleep30-21swapper/307:47:053
620321410,3sleep30-21swapper/309:41:313
531121410,3sleep30-21swapper/311:07:043
52221410,3sleep30-21swapper/307:41:363
363621410,3sleep30-21swapper/310:35:283
3211621410,3sleep30-21swapper/311:01:353
307362148,3sleep30-21swapper/310:34:293
303272149,3sleep30-21swapper/308:36:353
291492149,3sleep30-21swapper/308:07:433
2909421410,3sleep30-21swapper/310:03:083
289392149,3sleep30-21swapper/307:12:173
2748121410,3sleep30-21swapper/309:32:333
2483721410,3sleep30-21swapper/310:25:313
2185221410,3sleep30-21swapper/309:27:053
215032149,3sleep30-21swapper/307:32:543
212821410,3sleep30-21swapper/308:10:273
2042521410,3sleep30-21swapper/308:58:293
185312149,3sleep30-21swapper/311:48:343
178352148,3sleep30-21swapper/307:57:463
1540721410,3sleep30-21swapper/310:48:113
153822148,3sleep30-21swapper/307:25:263
1421221410,3sleep30-21swapper/312:13:563
1361221410,3sleep30-21swapper/310:15:353
117372148,3sleep30-21swapper/309:45:263
1078221410,3sleep30-21swapper/311:10:333
998321310,3sleep30-21swapper/307:23:143
97912139,3sleep30-21swapper/312:38:313
95452138,3sleep30-21swapper/310:40:253
9032139,3sleep30-21swapper/311:32:403
81712131,3sleep30-21swapper/311:40:173
48962139,3sleep30-21swapper/309:10:383
40012139,3sleep30-21swapper/312:31:343
34442138,4sleep30-21swapper/308:40:473
308262139,3sleep30-21swapper/312:26:213
297332139,3sleep30-21swapper/311:57:313
259012139,3sleep30-21swapper/309:01:413
253872139,3sleep30-21swapper/312:23:223
240632139,3sleep30-21swapper/311:52:013
234632139,3sleep30-21swapper/308:02:143
222322139,3sleep30-21swapper/311:23:423
192392139,3sleep30-21swapper/310:20:303
191642139,3sleep30-21swapper/308:27:373
162192139,3sleep30-21swapper/309:21:363
120452139,3sleep30-21swapper/307:54:183
44682128,3sleep30-21swapper/307:19:303
23792128,3sleep30-21swapper/310:09:223
147502128,3sleep30-21swapper/308:52:283
145312128,3sleep30-21swapper/312:15:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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