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2025-12-07 - 08:32
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackfslot4.osadl.org (updated Sun Dec 07, 2025 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
910422990,2sleep10-21swapper/119:05:321
904522770,2sleep20-21swapper/219:05:292
981322530,1sleep39619-21kworker/u8:3619:09:323
993298249242,4cyclictest1050ksoftirqd/019:22:200
993698240232,5cyclictest13454-21kworker/u8:9419:22:202
994198209201,5cyclictest13381-21kworker/u8:1919:22:203
993298203192,8cyclictest10-21ksoftirqd/022:12:190
993598196190,4cyclictest18722-21kworker/u8:2322:12:191
993698189183,4cyclictest18791-21kworker/u8:9222:12:182
993298167156,8cyclictest10-21ksoftirqd/021:07:490
993298166154,9cyclictest10-21ksoftirqd/019:57:090
993598159151,5cyclictest26469-21kworker/u8:1719:57:091
993698149144,3cyclictest26458-21kworker/u8:219:57:092
993298148140,3cyclictest1050ksoftirqd/019:27:270
2465221230,2sleep224651-21aten2_rfpower_f22:20:192
994198122115,4cyclictest20901-21kworker/u8:7621:07:483
994198122114,5cyclictest26518-21kworker/u8:6619:57:093
3234021170,3sleep20-21swapper/223:43:042
994198109100,6cyclictest15360-21kworker/u8:3419:27:263
9932989381,8cyclictest10-21ksoftirqd/023:37:180
9932989181,7cyclictest10-21ksoftirqd/019:12:050
9935988678,5cyclictest9612-21kworker/u8:2819:12:051
9936988071,6cyclictest9609-21kworker/u8:2519:12:042
144052700,2sleep30-21swapper/300:14:013
9941986660,4cyclictest32245-21kworker/u8:2300:01:533
9932985347,3cyclictest1050ksoftirqd/019:17:130
9932985343,7cyclictest10-21ksoftirqd/023:32:110
9932985343,7cyclictest10-21ksoftirqd/019:52:010
9941985041,6cyclictest9606-21kworker/u8:2219:12:053
9932984635,8cyclictest10-21ksoftirqd/022:36:570
9935984439,3cyclictest13382-21kworker/u8:2119:22:201
140012440,3sleep20-21swapper/220:45:262
214392430,2sleep221440-21aten2_rfpower_c19:40:182
214392430,2sleep221440-21aten2_rfpower_c19:40:182
9932984236,3cyclictest1050ksoftirqd/020:12:300
9932984135,3cyclictest1050ksoftirqd/022:56:210
9932984135,3cyclictest1050ksoftirqd/022:56:210
9936984034,4cyclictest15378-21kworker/u8:5219:52:012
9932984030,7cyclictest10-21ksoftirqd/021:37:300
9932984030,7cyclictest10-21ksoftirqd/021:37:290
212312400,2sleep30-21swapper/322:11:263
9935983933,4cyclictest24604-21kworker/u8:920:12:301
9932983930,6cyclictest10-21ksoftirqd/020:21:470
9936983613,7cyclictest121rcu_preempt23:55:122
9935983613,6cyclictest19-21ksoftirqd/121:15:001
9935983612,4cyclictest121rcu_preempt21:50:411
993698354,4cyclictest121rcu_preempt22:55:142
993698354,4cyclictest121rcu_preempt22:55:132
9935983515,11cyclictest19-21ksoftirqd/123:10:351
993698347,14cyclictest25-21ksoftirqd/220:00:312
993598349,4cyclictest121rcu_preempt20:35:381
9932983423,8cyclictest10-21ksoftirqd/000:07:000
994198336,5cyclictest121rcu_preempt22:25:023
994198331,9cyclictest28414-21irqrtprio21:20:243
993698339,11cyclictest25-21ksoftirqd/220:50:282
993698333,6cyclictest121rcu_preempt21:55:282
9936983310,12cyclictest25-21ksoftirqd/221:40:202
993598339,4cyclictest121rcu_preempt22:40:151
9935983310,6cyclictest19-21ksoftirqd/120:10:001
993298332,8cyclictest10-21ksoftirqd/020:40:370
204552330,2sleep10-21swapper/100:25:381
204552330,2sleep10-21swapper/100:25:371
994198323,3cyclictest121rcu_preempt20:20:213
994198321,7cyclictest6328-21/usr/sbin/munin23:55:403
993698328,4cyclictest121rcu_preempt22:39:592
993698327,14cyclictest25-21ksoftirqd/221:25:002
993598329,3cyclictest121rcu_preempt20:45:321
993598328,4cyclictest121rcu_preempt00:35:111
993598328,3cyclictest121rcu_preempt22:50:331
993598326,5cyclictest19-21ksoftirqd/121:35:171
993598326,5cyclictest19-21ksoftirqd/121:35:171
993598326,5cyclictest121rcu_preempt23:05:351
993598325,4cyclictest121rcu_preempt21:15:241
993598323,8cyclictest19-21ksoftirqd/122:40:001
9935983213,4cyclictest121rcu_preempt23:20:421
993298327,18cyclictest111rcuc/022:05:010
305022320,2sleep20-21swapper/223:40:012
994198318,4cyclictest121rcu_preempt22:30:133
9941983123,4cyclictest2081-21runrttasks20:55:173
9941983116,3cyclictest31-21ksoftirqd/323:40:233
993698319,11cyclictest25-21ksoftirqd/221:50:452
993698319,10cyclictest25-21ksoftirqd/221:15:252
993698319,10cyclictest25-21ksoftirqd/220:05:222
993698316,4cyclictest121rcu_preempt23:10:142
9936983119,3cyclictest18935-21sh23:15:292
9936983111,5cyclictest25-21ksoftirqd/222:45:352
9936983110,11cyclictest25-21ksoftirqd/200:15:282
993598318,4cyclictest121rcu_preempt22:05:391
993598318,4cyclictest121rcu_preempt21:30:381
993598311,8cyclictest19-21ksoftirqd/122:15:141
9935983117,8cyclictest19-21ksoftirqd/120:40:391
993598311,6cyclictest121rcu_preempt22:30:161
9935983110,5cyclictest19-21ksoftirqd/121:00:001
9935983110,5cyclictest121rcu_preempt19:45:321
993298317,8cyclictest121rcu_preempt22:15:310
185342310,5sleep331-21ksoftirqd/322:06:193
994198306,4cyclictest121rcu_preempt00:25:293
994198306,4cyclictest121rcu_preempt00:25:293
994198304,4cyclictest121rcu_preempt22:45:443
994198301,7cyclictest121rcu_preempt23:00:133
994198301,3cyclictest121rcu_preempt21:40:143
9941983012,3cyclictest31-21ksoftirqd/320:20:003
9941983012,3cyclictest31-21ksoftirqd/320:20:003
9941983012,14cyclictest121rcu_preempt00:35:163
993698309,9cyclictest25-21ksoftirqd/221:35:242
993698309,9cyclictest25-21ksoftirqd/221:35:232
993698309,11cyclictest25-21ksoftirqd/220:45:012
993698309,10cyclictest25-21ksoftirqd/200:10:382
993698308,12cyclictest23789-21kworker/u8:1322:30:162
9936983023,4cyclictest241rcuc/222:25:192
9936983019,4cyclictest19115-21latency_hist21:00:012
9936983014,3cyclictest21314-21sed21:05:012
9936983010,9cyclictest25-21ksoftirqd/200:00:192
9936983010,11cyclictest121rcu_preempt22:10:012
993598309,5cyclictest19-21ksoftirqd/119:40:001
993598309,3cyclictest121rcu_preempt00:20:391
993598309,3cyclictest121rcu_preempt00:20:391
993598307,4cyclictest121rcu_preempt20:25:161
993598307,3cyclictest121rcu_preempt21:25:351
993598306,5cyclictest121rcu_preempt00:00:261
993598306,4cyclictest121rcu_preempt23:45:021
993598306,4cyclictest121rcu_preempt22:25:381
993598306,4cyclictest121rcu_preempt00:30:361
993598306,3cyclictest121rcu_preempt00:15:171
993598305,5cyclictest19-21ksoftirqd/122:55:151
993598305,5cyclictest19-21ksoftirqd/122:55:141
993598304,5cyclictest121rcu_preempt23:28:501
993598304,5cyclictest121rcu_preempt23:28:491
993598304,5cyclictest121rcu_preempt23:00:391
9935983014,3cyclictest19-21ksoftirqd/100:10:351
9932983021,7cyclictest10-21ksoftirqd/020:07:230
993298301,6cyclictest10-21ksoftirqd/023:20:460
993298301,4cyclictest10-21ksoftirqd/023:10:000
9932983010,6cyclictest121rcu_preempt23:40:390
284632300,1sleep127352-21kworker/u8:1623:35:231
118082300,2sleep20-21swapper/200:07:452
994198295,7cyclictest31-21ksoftirqd/323:20:003
994198295,4cyclictest121rcu_preempt23:35:223
9941982911,5cyclictest121rcu_preempt22:25:163
993698298,9cyclictest25-21ksoftirqd/221:10:322
993698298,9cyclictest25-21ksoftirqd/221:00:342
993698298,9cyclictest25-21ksoftirqd/219:25:352
993698298,12cyclictest121rcu_preempt23:20:142
993698297,10cyclictest7169-21ps20:25:422
993698296,14cyclictest121rcu_preempt20:20:312
993698295,4cyclictest121rcu_preempt23:45:312
993698294,6cyclictest25-21ksoftirqd/222:15:292
993698294,5cyclictest25-21ksoftirqd/223:05:232
993698294,4cyclictest121rcu_preempt19:30:152
993698293,4cyclictest121rcu_preempt23:50:462
993698292,3cyclictest0-21swapper/200:30:352
9936982911,9cyclictest25-21ksoftirqd/220:15:222
9936982911,9cyclictest25-21ksoftirqd/220:15:222
993598299,3cyclictest121rcu_preempt21:45:151
993598298,5cyclictest121rcu_preempt23:55:291
993598298,5cyclictest121rcu_preempt20:20:551
993598298,5cyclictest121rcu_preempt00:05:391
993598298,3cyclictest121rcu_preempt23:30:421
993598297,4cyclictest121rcu_preempt23:50:361
993598297,4cyclictest121rcu_preempt21:55:021
993598297,3cyclictest121rcu_preempt20:50:161
993598296,4cyclictest121rcu_preempt20:30:351
993598295,4cyclictest121rcu_preempt20:00:271
993598295,13cyclictest18649-21ssh23:15:181
993598291,6cyclictest19-21ksoftirqd/122:00:141
9935982914,8cyclictest19-21ksoftirqd/121:20:361
9935982911,3cyclictest19-21ksoftirqd/121:00:371
9935982911,3cyclictest19-21ksoftirqd/121:00:371
993298298,6cyclictest121rcu_preempt21:45:220
993298296,8cyclictest10-21ksoftirqd/019:40:000
993298296,5cyclictest121rcu_preempt21:30:330
993298291,7cyclictest10-21ksoftirqd/000:35:220
993298291,6cyclictest10-21ksoftirqd/021:50:300
993298290,7cyclictest10-21ksoftirqd/022:45:580
993298290,6cyclictest10-21ksoftirqd/021:00:360
993298290,6cyclictest10-21ksoftirqd/021:00:350
241262290,2sleep30-21swapper/321:10:373
179312290,2sleep30-21swapper/323:12:493
994198288,4cyclictest121rcu_preempt22:55:353
994198288,4cyclictest121rcu_preempt22:55:353
994198287,4cyclictest121rcu_preempt22:40:213
994198286,5cyclictest121rcu_preempt20:00:433
994198286,4cyclictest121rcu_preempt21:55:183
994198285,4cyclictest121rcu_preempt00:30:333
9941982812,4cyclictest31-21ksoftirqd/319:19:593
994198280,5cyclictest121rcu_preempt00:20:003
993698289,9cyclictest25-21ksoftirqd/221:05:412
993698289,11cyclictest121rcu_preempt22:00:222
993698288,13cyclictest121rcu_preempt20:35:292
993698288,11cyclictest25-21ksoftirqd/223:25:312
993698288,11cyclictest25-21ksoftirqd/223:25:312
993698286,3cyclictest121rcu_preempt23:30:442
993698286,14cyclictest18240-21proc_pri00:20:402
993698286,14cyclictest18240-21proc_pri00:20:402
993698284,5cyclictest121rcu_preempt00:35:162
993698283,3cyclictest121rcu_preempt00:25:532
993698283,3cyclictest121rcu_preempt00:25:532
9936982817,4cyclictest30833-21irqrtprio21:25:242
993698281,5cyclictest121rcu_preempt19:20:002
9936982814,3cyclictest25-21ksoftirqd/221:45:412
9936982813,3cyclictest25-21ksoftirqd/222:50:302
9936982810,9cyclictest25-21ksoftirqd/221:30:332
993598288,12cyclictest121rcu_preempt19:25:361
993598287,4cyclictest121rcu_preempt22:20:021
993598286,4cyclictest121rcu_preempt20:15:241
993598286,4cyclictest121rcu_preempt20:15:241
993598286,4cyclictest121rcu_preempt19:40:281
993598286,4cyclictest121rcu_preempt19:40:281
993598285,5cyclictest19-21ksoftirqd/119:30:191
993598285,4cyclictest121rcu_preempt19:15:171
993598284,4cyclictest121rcu_preempt22:45:351
9935982810,4cyclictest19-21ksoftirqd/123:50:001
993298289,9cyclictest10-21ksoftirqd/000:21:290
993298289,9cyclictest10-21ksoftirqd/000:21:290
993298287,6cyclictest121rcu_preempt20:00:360
993298287,5cyclictest121rcu_preempt19:40:340
993298287,5cyclictest121rcu_preempt19:40:340
993298285,6cyclictest121rcu_preempt21:10:050
993298285,10cyclictest121rcu_preempt22:25:340
993298281,6cyclictest10-21ksoftirqd/022:40:290
321692280,3sleep30-21swapper/322:35:243
195362280,5sleep2251ksoftirqd/219:35:032
186522280,7sleep3311ksoftirqd/300:21:133
186522280,7sleep3311ksoftirqd/300:21:133
17872280,17sleep20-21swapper/220:12:122
13032280,2sleep329558-21kworker/u8:021:30:413
994198277,4cyclictest31-21ksoftirqd/319:30:203
994198273,5cyclictest121rcu_preempt23:30:343
994198273,3cyclictest121rcu_preempt20:30:153
994198272,4cyclictest121rcu_preempt20:25:253
994198272,3cyclictest121rcu_preempt19:35:143
9941982714,4cyclictest31-21ksoftirqd/319:45:343
994198271,3cyclictest121rcu_preempt23:25:383
994198271,3cyclictest121rcu_preempt23:25:383
994198271,3cyclictest121rcu_preempt00:05:313
9941982712,5cyclictest121rcu_preempt21:15:423
9941982712,3cyclictest31-21ksoftirqd/319:50:293
9941982711,5cyclictest121rcu_preempt21:45:173
994198271,11cyclictest121rcu_preempt22:50:253
993698278,10cyclictest25-21ksoftirqd/220:30:322
993698277,11cyclictest25-21ksoftirqd/219:45:332
9936982712,4cyclictest25-21ksoftirqd/223:00:172
993598277,5cyclictest121rcu_preempt21:05:181
993598276,4cyclictest121rcu_preempt21:40:171
9935982712,4cyclictest19-21ksoftirqd/119:50:221
993298279,6cyclictest121rcu_preempt22:30:560
993298278,8cyclictest10504-21irqstats20:35:260
993298277,6cyclictest121rcu_preempt23:45:170
993298277,11cyclictest121rcu_preempt00:30:390
993298276,13cyclictest121rcu_preempt22:20:330
9932982721,4cyclictest118150irq/29-4f00000.23:10:150
993298271,7cyclictest10-21ksoftirqd/023:55:230
993298271,6cyclictest10-21ksoftirqd/021:20:330
219452270,2sleep310688-21kworker/u8:023:20:373
994198267,4cyclictest121rcu_preempt21:00:083
994198267,4cyclictest121rcu_preempt21:00:083
994198261,4cyclictest121rcu_preempt21:25:143
994198261,4cyclictest10603-21/usr/sbin/munin21:50:293
994198261,4cyclictest0-21swapper/323:50:303
994198261,3cyclictest121rcu_preempt23:45:223
994198261,3cyclictest121rcu_preempt20:35:133
9941982612,4cyclictest121rcu_preempt21:35:333
9941982612,4cyclictest121rcu_preempt21:35:323
9941982610,5cyclictest121rcu_preempt20:45:153
993698268,9cyclictest25-21ksoftirqd/222:40:442
993298267,11cyclictest10-21ksoftirqd/000:27:280
993298267,11cyclictest10-21ksoftirqd/000:27:270
993298266,5cyclictest121rcu_preempt23:25:220
993298266,5cyclictest121rcu_preempt23:25:220
993298265,8cyclictest121rcu_preempt20:55:280
993298265,7cyclictest10-21ksoftirqd/020:15:180
993298265,7cyclictest10-21ksoftirqd/020:15:180
993298262,7cyclictest15940-21ssh00:15:450
993298261,8cyclictest10-21ksoftirqd/021:40:170
9932982618,3cyclictest118150irq/29-4f00000.20:30:250
993298261,13cyclictest0-21swapper/021:57:070
994198259,4cyclictest121rcu_preempt20:05:143
994198252,3cyclictest121rcu_preempt22:00:163
994198251,3cyclictest121rcu_preempt20:40:263
994198251,3cyclictest0-21swapper/320:10:463
9941982512,4cyclictest31-21ksoftirqd/322:15:163
993298256,6cyclictest121rcu_preempt22:05:250
993298254,12cyclictest121rcu_preempt19:30:280
993298253,15cyclictest111rcuc/019:45:430
9932982520,3cyclictest118150irq/29-4f00000.22:50:150
9932982519,4cyclictest118150irq/29-4f00000.23:00:330
994198241,5cyclictest14667-21ssh23:05:283
9941982412,4cyclictest121rcu_preempt20:50:163
993298243,12cyclictest10-21ksoftirqd/000:00:050
9932982419,3cyclictest118150irq/29-4f00000.20:25:180
993298241,7cyclictest10-21ksoftirqd/000:10:400
213982240,3sleep30-21swapper/319:40:033
213982240,3sleep30-21swapper/319:40:033
993298234,2cyclictest0-21swapper/020:50:230
993298233,3cyclictest25857-21ssh21:15:220
9932982318,3cyclictest118150irq/29-4f00000.21:25:260
9932982317,3cyclictest118150irq/29-4f00000.23:53:430
9932982218,2cyclictest118150irq/29-4f00000.23:15:190
993298213,16cyclictest111rcuc/020:45:080
993298188,7cyclictest111rcuc/019:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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