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2026-04-21 - 20:45
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot1.osadl.org (updated Tue Apr 21, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
665321920,2chrt0-21swapper/107:12:271
708021280,2sleep07082-21ssh11:43:580
708021280,2sleep07082-21ssh11:43:580
2534421220,3sleep30-21swapper/312:37:283
2534421220,3sleep30-21swapper/312:37:283
2901921200,3chrt0-21swapper/010:27:160
2901921200,3chrt0-21swapper/010:27:160
2901921200,3chrt0-21swapper/010:27:160
694021090,3sleep30-21swapper/308:37:273
694021090,3sleep30-21swapper/308:37:273
694821080,3sleep05409-21ls07:12:310
2006521050,3sleep20-21swapper/212:32:252
2006521050,3sleep20-21swapper/212:32:252
1696121050,1sleep012-21ksoftirqd/010:47:260
1696121050,1sleep012-21ksoftirqd/010:47:260
1854321030,4sleep00-21swapper/011:56:560
1854321030,4sleep00-21swapper/011:56:560
1821221030,2sleep20-21swapper/207:42:262
1821221030,2sleep20-21swapper/207:42:262
766421020,2chrt0-21swapper/009:32:200
766421020,2chrt0-21swapper/009:32:200
2971821010,2sleep20-21swapper/208:12:252
2971821010,2sleep20-21swapper/208:12:252
853221000,2sleep00-21swapper/011:12:260
57632990,2sleep25756-21find10:02:262
57632990,2sleep25756-21find10:02:262
227372990,2chrt0-21swapper/010:53:490
227372990,2chrt0-21swapper/010:53:490
113452990,4sleep00-21swapper/011:48:280
113452990,4sleep00-21swapper/011:48:280
145962920,1sleep012-21ksoftirqd/008:57:270
145962920,1sleep012-21ksoftirqd/008:57:270
145962920,1sleep012-21ksoftirqd/008:57:270
254182890,2sleep012-21ksoftirqd/008:02:180
254182890,2sleep012-21ksoftirqd/008:02:180
254182890,2sleep012-21ksoftirqd/008:02:180
316292880,1sleep012-21ksoftirqd/008:17:260
316292880,1sleep012-21ksoftirqd/008:17:260
22392880,4chrt0-21swapper/012:12:530
22392880,4chrt0-21swapper/012:12:530
22392880,4chrt0-21swapper/012:12:530
45592730,3chrt0-21swapper/208:32:192
205852690,4sleep30-21swapper/309:12:253
205852690,4sleep30-21swapper/309:12:253
158462670,1sleep0131rcu_preempt07:37:180
158462670,1sleep0131rcu_preempt07:37:180
158462670,1sleep0131rcu_preempt07:37:180
93012660,3sleep30-21swapper/307:22:023
93012660,3sleep30-21swapper/307:22:023
285802660,10sleep333-21ksoftirqd/309:20:333
285802660,10sleep333-21ksoftirqd/309:20:333
285802660,10sleep333-21ksoftirqd/309:20:333
15462640,3sleep1201rcuc/110:32:191
15462640,3sleep1201rcuc/110:32:191
112622640,3chrt0-21swapper/312:22:293
112622640,3chrt0-21swapper/312:22:293
32692590,3sleep23264-21ssh09:27:242
32692590,3sleep23264-21ssh09:27:242
32692590,3sleep23264-21ssh09:27:242
173862580,3chrt0-21swapper/210:15:282
286322560,3sleep028631-21ssh10:27:080
286322560,3sleep028631-21ssh10:27:080
37872540,2chrt0-21swapper/010:34:320
37872540,2chrt0-21swapper/010:34:320
262972520,7sleep121-21ksoftirqd/109:17:381
262972520,7sleep121-21ksoftirqd/109:17:381
262972520,7sleep121-21ksoftirqd/109:17:381
213172520,3chrt0-21swapper/011:25:570
213172520,3chrt0-21swapper/011:25:570
10902520,3sleep30-21swapper/309:58:003
10902520,3sleep30-21swapper/309:58:003
19142500,3sleep00-21swapper/011:06:030
19142500,3sleep00-21swapper/011:06:030
19142500,3sleep00-21swapper/011:06:030
63622480,3sleep20-21swapper/208:37:182
63622480,3sleep20-21swapper/208:37:182
318792480,3chrt0-21swapper/312:10:263
318792480,3chrt0-21swapper/312:10:263
318792480,3chrt0-21swapper/312:10:263
287842480,2sleep10-21swapper/112:41:331
287842480,2sleep10-21swapper/112:41:331
86952470,3chrt0-21swapper/012:20:450
86952470,3chrt0-21swapper/012:20:450
103922470,1chrt12-21ksoftirqd/010:07:260
103922470,1chrt12-21ksoftirqd/010:07:260
103242440,2sleep10-21swapper/109:35:151
103242440,2sleep10-21swapper/109:35:151
7000994324,7cyclictest12698-21find08:52:250
7000994324,7cyclictest12698-21find08:52:250
292692430,4sleep20-21swapper/210:27:182
292692430,4sleep20-21swapper/210:27:182
292692430,4sleep20-21swapper/210:27:182
206382430,3chrt0-21swapper/311:24:513
206382430,3chrt0-21swapper/311:24:513
325842420,4sleep30-21swapper/309:24:113
325842420,4sleep30-21swapper/309:24:113
28142420,2sleep20-21swapper/211:07:142
28142420,2sleep20-21swapper/211:07:142
278262420,2sleep00-21swapper/011:32:240
272842420,3sleep20-21swapper/209:52:202
272842420,3sleep20-21swapper/209:52:202
151302420,4sleep333-21ksoftirqd/311:52:293
151302420,4sleep333-21ksoftirqd/311:52:293
273282400,3sleep30-21swapper/309:52:213
273282400,3sleep30-21swapper/309:52:213
12432380,9sleep333-21ksoftirqd/311:37:583
12432380,9sleep333-21ksoftirqd/311:37:583
11402380,4sleep01135-21find08:22:240
11402380,4sleep01135-21find08:22:240
11402380,4sleep01135-21find08:22:240
700299371,2cyclictest0-21swapper/212:22:282
700299371,2cyclictest0-21swapper/212:22:282
215812370,2sleep00-21swapper/007:52:180
167402360,3sleep30-21swapper/309:02:293
167402360,3sleep30-21swapper/309:02:293
7001993519,7cyclictest19166-21diskmemload11:42:261
7001993519,7cyclictest19166-21diskmemload11:42:261
320642350,3sleep20-21swapper/209:23:222
320642350,3sleep20-21swapper/209:23:222
273712350,3sleep00-21swapper/009:52:220
273712350,3sleep00-21swapper/009:52:220
201672350,1chrt12-21ksoftirqd/011:57:330
201672350,1chrt12-21ksoftirqd/011:57:330
201672350,1chrt12-21ksoftirqd/011:57:330
80442340,3sleep30-21swapper/311:45:303
80442340,3sleep30-21swapper/311:45:303
7002993420,7cyclictest73-21kswapd008:57:272
7002993420,7cyclictest73-21kswapd008:57:272
7002993420,7cyclictest73-21kswapd008:57:272
298322340,1chrt12-21ksoftirqd/012:07:260
298322340,1chrt12-21ksoftirqd/012:07:260
298322340,1chrt12-21ksoftirqd/012:07:260
7001993318,7cyclictest14891-21find11:52:281
7001993318,7cyclictest14891-21find11:52:281
41672330,3sleep04169-21grep11:07:280
41672330,3sleep04169-21grep11:07:280
280212330,2sleep06999-21cyclictest12:06:210
280212330,2sleep06999-21cyclictest12:06:210
280212330,2sleep06999-21cyclictest12:06:210
20572330,1sleep22058-21sh12:12:322
20572330,1sleep22058-21sh12:12:322
20572330,1sleep22058-21sh12:12:322
7001993218,12cyclictest10427-21grep11:47:271
7001993218,12cyclictest10427-21grep11:47:271
700099322,5cyclictest121ksoftirqd/012:37:280
700099322,5cyclictest121ksoftirqd/012:37:280
217302320,2sleep20-21swapper/210:19:102
217302320,2sleep20-21swapper/210:19:102
213412320,3sleep00-21swapper/010:18:410
213412320,3sleep00-21swapper/010:18:410
111932320,2sleep20-21swapper/211:48:142
111932320,2sleep20-21swapper/211:48:142
85982310,2sleep20-21swapper/210:38:562
85982310,2sleep20-21swapper/210:38:562
85982310,2sleep20-21swapper/210:38:562
7002993123,6cyclictest16529-21find09:02:262
7002993123,6cyclictest16529-21find09:02:262
7002993121,8cyclictest3002-21find08:27:272
7002993121,8cyclictest3002-21find08:27:272
7002993020,8cyclictest20143-21find11:57:322
7002993020,8cyclictest20143-21find11:57:322
7002993020,8cyclictest20143-21find11:57:322
7002993016,6cyclictest73-21kswapd012:02:252
7002993016,6cyclictest73-21kswapd012:02:252
7002993016,6cyclictest73-21kswapd012:02:252
700199307,7cyclictest10820-21seq08:47:251
700199307,7cyclictest10820-21seq08:47:251
291022300,2sleep229113-21ssh11:33:522
202692290,3sleep30-21swapper/309:44:463
202692290,3sleep30-21swapper/309:44:463
72612280,2sleep00-21swapper/010:37:290
72612280,2sleep00-21swapper/010:37:290
72612280,2sleep00-21swapper/010:37:290
7002992810,4cyclictest6951runrttasks09:57:262
7002992810,4cyclictest6951runrttasks09:57:262
7000992815,9cyclictest38650irq/55-eth009:57:270
7000992815,9cyclictest38650irq/55-eth009:57:270
59562287,12sleep20-21swapper/207:12:172
265382280,3sleep30-21swapper/309:52:133
265382280,3sleep30-21swapper/309:52:133
7001992715,10cyclictest10245-21ssh10:41:011
7001992715,10cyclictest10245-21ssh10:41:011
7001992715,10cyclictest10245-21ssh10:41:011
700099271,3cyclictest0-21swapper/011:17:260
700099271,3cyclictest0-21swapper/011:17:260
700099271,3cyclictest0-21swapper/011:17:260
700099271,3cyclictest0-21swapper/011:17:260
149222270,4chrt0-21swapper/309:39:233
149222270,4chrt0-21swapper/309:39:233
149222270,4chrt0-21swapper/309:39:233
114932270,1chrt12-21ksoftirqd/008:51:560
114932270,1chrt12-21ksoftirqd/008:51:560
700299262,11cyclictest26590-21find10:57:282
700299262,11cyclictest26590-21find10:57:282
7001992615,8cyclictest25330-21find10:22:251
7001992615,8cyclictest25330-21find10:22:251
296602260,2sleep20-21swapper/212:07:242
296602260,2sleep20-21swapper/212:07:242
296602260,2sleep20-21swapper/212:07:242
16742260,3sleep10-21swapper/111:38:321
16742260,3sleep10-21swapper/111:38:321
700299258,3cyclictest141rcub/012:17:272
700299258,3cyclictest141rcub/012:17:272
7002992517,6cyclictest73-21kswapd008:52:252
7002992517,6cyclictest73-21kswapd008:52:252
7002992515,7cyclictest19166-21diskmemload09:43:172
7002992515,7cyclictest19166-21diskmemload09:43:172
7001992515,7cyclictest19166-21diskmemload11:02:261
7001992515,7cyclictest19166-21diskmemload11:02:261
7001992515,7cyclictest19166-21diskmemload11:02:261
7000992519,4cyclictest14003-21ssh09:38:120
7000992519,4cyclictest14003-21ssh09:38:120
7000992519,4cyclictest14003-21ssh09:38:120
7000992518,5cyclictest15447-21ssh10:12:520
7000992518,4cyclictest12-21ksoftirqd/009:02:260
7000992518,4cyclictest12-21ksoftirqd/009:02:260
7000992515,7cyclictest12-21ksoftirqd/008:27:270
7000992515,7cyclictest12-21ksoftirqd/008:27:270
7000992513,10cyclictest38650irq/55-eth010:42:270
7000992513,10cyclictest38650irq/55-eth010:42:270
700099251,17cyclictest10244-21ssh12:22:160
700099251,17cyclictest10244-21ssh12:22:160
198242250,3chrt0-21swapper/310:51:313
198242250,3chrt0-21swapper/310:51:313
7003992413,5cyclictest0-21swapper/312:12:263
7003992413,5cyclictest0-21swapper/312:12:263
7003992413,5cyclictest0-21swapper/312:12:263
7002992417,5cyclictest27-21ksoftirqd/209:37:252
7002992417,5cyclictest27-21ksoftirqd/209:37:252
7002992417,5cyclictest27-21ksoftirqd/209:37:252
7002992414,8cyclictest11213-21systemd-journal10:12:072
7002992414,8cyclictest11213-21systemd-journal10:12:072
700199245,15cyclictest8522-21find11:12:261
7001992416,6cyclictest14125-21ssh09:38:221
7001992416,6cyclictest14125-21ssh09:38:221
7001992416,6cyclictest14125-21ssh09:38:221
700199240,11cyclictest18058-21fschecks_time11:22:151
700199240,11cyclictest18058-21fschecks_time11:22:151
700299239,11cyclictest9299-21cron07:22:022
700299239,11cyclictest9299-21cron07:22:022
7001992316,5cyclictest0-21swapper/110:57:281
7001992316,5cyclictest0-21swapper/110:57:281
700199230,5cyclictest131rcu_preempt10:52:261
700199230,5cyclictest131rcu_preempt10:52:261
700099231,20cyclictest17679-21ls07:42:190
700099231,20cyclictest17679-21ls07:42:190
7000992311,10cyclictest6731-21sh10:03:300
7000992311,10cyclictest6731-21sh10:03:300
63362232,13sleep30-21swapper/307:12:223
294182230,2sleep30-21swapper/310:27:193
294182230,2sleep30-21swapper/310:27:193
294182230,2sleep30-21swapper/310:27:193
227522230,11sleep333-21ksoftirqd/312:35:313
227522230,11sleep333-21ksoftirqd/312:35:313
7003992214,4cyclictest0-21swapper/307:37:253
7003992214,4cyclictest0-21swapper/307:37:253
7003992214,4cyclictest0-21swapper/307:37:253
700299225,8cyclictest73-21kswapd011:17:262
700299225,8cyclictest73-21kswapd011:17:262
700299225,8cyclictest73-21kswapd011:17:262
700299225,8cyclictest73-21kswapd011:17:262
700299222,6cyclictest131rcu_preempt10:42:282
700299222,6cyclictest131rcu_preempt10:42:282
7002992214,6cyclictest4758-21ssh10:35:482
7002992214,6cyclictest4758-21ssh10:35:482
7002992213,7cyclictest25339-21ssh12:37:282
7002992213,7cyclictest25339-21ssh12:37:282
7002992212,8cyclictest73-21kswapd011:52:162
7002992212,8cyclictest73-21kswapd011:52:162
7002992211,9cyclictest10819-21grep08:47:252
7002992211,9cyclictest10819-21grep08:47:252
700199225,11cyclictest21-21ksoftirqd/108:52:251
700199225,11cyclictest21-21ksoftirqd/108:52:251
700199224,7cyclictest21-21ksoftirqd/109:02:281
700199224,7cyclictest21-21ksoftirqd/109:02:281
700199223,4cyclictest21-21ksoftirqd/110:12:241
700199221,4cyclictest131rcu_preempt12:22:271
700199221,4cyclictest131rcu_preempt12:22:271
700199221,4cyclictest0-21swapper/108:57:271
700199221,4cyclictest0-21swapper/108:57:271
700199221,4cyclictest0-21swapper/108:57:271
7001992214,6cyclictest24401-21ssh09:17:001
7001992214,6cyclictest24401-21ssh09:17:001
700199221,2cyclictest141rcub/008:17:261
700199221,2cyclictest141rcub/008:17:261
700199221,19cyclictest19501-21ls07:47:171
700199221,19cyclictest19501-21ls07:47:171
700199221,17cyclictest3226-21ssh09:27:241
700199221,17cyclictest3226-21ssh09:27:241
700199221,17cyclictest3226-21ssh09:27:241
700199221,17cyclictest23913-21latency_hist10:22:071
700199221,17cyclictest23913-21latency_hist10:22:071
700199221,16cyclictest11480-21ls10:42:151
700199221,16cyclictest11480-21ls10:42:151
7001992210,9cyclictest31178-21find09:22:261
7001992210,9cyclictest31178-21find09:22:261
7000992212,7cyclictest4601-21strings08:32:200
237432220,1sleep0151rcuc/011:27:380
237432220,1sleep0151rcuc/011:27:380
237432220,1sleep0151rcuc/011:27:380
189152220,8sleep227-21ksoftirqd/210:50:052
189152220,8sleep227-21ksoftirqd/210:50:052
122522220,3sleep30-21swapper/311:50:003
122522220,3sleep30-21swapper/311:50:003
7003992116,3cyclictest0-21swapper/311:02:263
7003992116,3cyclictest0-21swapper/311:02:263
7003992116,3cyclictest0-21swapper/311:02:263
7003992115,4cyclictest0-21swapper/308:57:253
7003992115,4cyclictest0-21swapper/308:57:253
7003992115,4cyclictest0-21swapper/308:57:253
7003992115,4cyclictest0-21swapper/308:22:243
7003992115,4cyclictest0-21swapper/308:22:243
7003992115,4cyclictest0-21swapper/308:22:243
7003992115,4cyclictest0-21swapper/307:47:263
7003992115,4cyclictest0-21swapper/307:47:263
7003992115,3cyclictest0-21swapper/308:27:263
7003992115,3cyclictest0-21swapper/308:27:263
7003992114,5cyclictest0-21swapper/312:27:273
7003992114,5cyclictest0-21swapper/312:27:273
7003992114,4cyclictest0-21swapper/312:17:253
7003992114,4cyclictest0-21swapper/312:17:253
7003992114,4cyclictest0-21swapper/312:02:243
7003992114,4cyclictest0-21swapper/312:02:243
7003992114,4cyclictest0-21swapper/312:02:243
7003992114,4cyclictest0-21swapper/309:27:243
7003992114,4cyclictest0-21swapper/309:27:243
7003992114,4cyclictest0-21swapper/309:27:243
7003992114,4cyclictest0-21swapper/308:32:273
7003992114,3cyclictest0-21swapper/310:22:263
7003992114,3cyclictest0-21swapper/310:22:263
7003992112,6cyclictest0-21swapper/308:17:253
7003992112,6cyclictest0-21swapper/308:17:253
7003992112,5cyclictest0-21swapper/310:57:283
7003992112,5cyclictest0-21swapper/310:57:283
7003992112,5cyclictest0-21swapper/309:07:153
7003992112,5cyclictest0-21swapper/309:07:153
7003992112,5cyclictest0-21swapper/307:57:253
7003992112,5cyclictest0-21swapper/307:57:253
7003992112,5cyclictest0-21swapper/307:57:253
700299212,3cyclictest131rcu_preempt11:12:232
700299211,18cyclictest15855-21ls07:37:182
700299211,18cyclictest15855-21ls07:37:182
700299211,18cyclictest15855-21ls07:37:182
7002992110,9cyclictest31299-21load11:02:172
7002992110,6cyclictest131rcu_preempt09:17:272
7002992110,6cyclictest131rcu_preempt09:17:272
7002992110,6cyclictest131rcu_preempt09:17:272
700299210,18cyclictest9927-21ls08:47:132
700299210,18cyclictest9927-21ls08:47:132
700199211,8cyclictest25288-21find12:02:251
700199211,8cyclictest25288-21find12:02:251
700199211,8cyclictest25288-21find12:02:251
700199211,6cyclictest1302-21avahi-daemon10:02:251
700199211,6cyclictest1302-21avahi-daemon10:02:251
7001992114,5cyclictest22079-21find07:52:251
700199210,2cyclictest0-21swapper/108:37:271
700199210,2cyclictest0-21swapper/108:37:271
700099211,9cyclictest13568-21grep07:32:150
7000992116,3cyclictest1947-21latency_hist09:27:020
7000992116,3cyclictest1947-21latency_hist09:27:020
7000992114,5cyclictest29897-21latency_hist09:22:050
7000992114,5cyclictest29897-21latency_hist09:22:050
7000992114,5cyclictest29897-21latency_hist09:22:050
7000992113,6cyclictest20580-21find09:12:260
7000992113,6cyclictest20580-21find09:12:260
7000992112,6cyclictest38650irq/55-eth007:57:140
7000992112,6cyclictest38650irq/55-eth007:57:140
7000992112,6cyclictest38650irq/55-eth007:57:140
700099211,11cyclictest4546-21cat11:42:060
700099211,11cyclictest4546-21cat11:42:060
700099211,11cyclictest20392-21sed12:32:280
700099211,11cyclictest20392-21sed12:32:280
274432210,3sleep30-21swapper/311:32:193
259672210,2sleep20-21swapper/209:51:362
259672210,2sleep20-21swapper/209:51:362
196182210,8sleep333-21ksoftirqd/311:57:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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