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2026-01-07 - 00:28
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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 highest latencies:
System rackfslot4.osadl.org (updated Tue Jan 06, 2026 12:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1874423590,1sleep118261-21kworker/u8:008:15:121
1203823240,1sleep27995-21kworker/u8:712:30:262
3078623160,1sleep129518-21kworker/u8:708:45:281
1353923150,16sleep10-21swapper/112:34:561
2604523060,1sleep124301-21kworker/u8:1110:50:321
2350023040,2sleep10-21swapper/110:45:301
1265723040,3sleep112656-21ssh11:29:441
2175023020,3sleep2121rcu_preempt10:42:132
1099622990,1sleep110642-21kworker/u8:207:55:001
3264722940,2sleep13626-1kworker/u9:208:50:311
3264722940,2sleep13626-1kworker/u9:208:50:311
125922930,1sleep232728-21kworker/u8:312:10:162
949922920,2sleep20-21swapper/209:15:172
2270622910,1sleep116224-21kworker/u8:508:25:181
1479222910,1sleep112138-21kworker/u8:411:32:551
696422900,2sleep20-21swapper/211:16:482
480422900,1sleep21945-21kworker/u8:6311:13:292
3080622900,2sleep20-21swapper/208:45:302
1874822900,2sleep23626-1kworker/u9:208:15:142
2271722880,2sleep20-21swapper/208:25:192
1335922880,2sleep20-21swapper/210:25:252
1335922880,2sleep20-21swapper/210:25:252
3179822860,1sleep2241rcuc/211:02:002
3179822860,1sleep2241rcuc/211:01:592
3003622860,4sleep230037-21cpuspeed09:55:262
2600022850,4sleep225999-21awk10:50:292
2031722850,1sleep19594-21kworker/u8:111:45:011
1570722840,1sleep24132-21kworker/u8:610:30:232
399022830,2sleep13964-21ssh12:15:181
791922820,1sleep16336-21kworker/u8:1409:10:401
964122800,1sleep15422-21kworker/u8:212:25:301
2508222800,1sleep123731-21kworker/u8:007:05:321
2352022790,4sleep223491-21ntp_kernel_pll_10:45:312
1070922790,2sleep110702-21ssh09:15:441
2680522780,3sleep126792-21munin-run09:50:001
1256622780,2sleep20-21swapper/211:29:172
71222770,4sleep1710-21ssh10:00:271
657522770,2sleep20-21swapper/212:20:222
2890822770,2sleep223807-1kworker/u9:308:40:272
542422750,1sleep129158-21kworker/u8:011:15:131
902622740,15sleep10-21swapper/110:16:441
163422740,3sleep128476-1kworker/u9:211:05:411
49322730,1sleep131354-21kworker/u8:907:25:381
3247222730,2sleep132443-21ssh11:05:001
3247222730,2sleep132443-21ssh11:05:001
2166422730,7sleep221665-21/usr/sbin/munin11:45:382
1391522730,3sleep20-21swapper/208:00:372
623022720,3sleep129516-21kworker/u8:509:05:471
2743622720,4sleep225-21ksoftirqd/208:35:412
2991622710,1sleep126104-21kworker/u8:809:55:251
2062322710,2sleep10-21swapper/108:20:151
2045222710,2sleep20-21swapper/209:35:392
2579122700,1sleep224624-21kworker/u8:811:55:062
2579122700,1sleep224624-21kworker/u8:811:55:062
1595322700,2sleep20-21swapper/209:26:302
1595322700,2sleep20-21swapper/209:26:302
637922690,1sleep125587-21kworker/u8:1907:40:331
404722690,1sleep231295-21kworker/u8:1109:00:372
2608822690,15sleep223587-21kworker/u8:309:46:522
2883922680,1sleep127580-21kworker/u8:108:40:261
2697522680,2sleep20-21swapper/207:10:362
122922680,2sleep117211-1kworker/u9:012:10:161
338122670,1sleep231404-21kworker/u8:210:05:352
2977222670,1sleep119-21ksoftirqd/112:00:501
2706122670,2sleep10-21swapper/108:35:321
1605422670,5sleep1181rcuc/109:26:581
1605422670,5sleep1181rcuc/109:26:571
971522660,1sleep24132-21kworker/u8:610:19:542
407522660,2sleep14041-21ssh11:10:441
2465322660,1sleep116223-21kworker/u8:408:30:211
2465322660,1sleep116223-21kworker/u8:408:30:211
2286122660,2sleep122856-21ssh09:40:281
1502322660,4sleep114980-21ssh12:35:401
1502322660,4sleep114980-21ssh12:35:391
1352322660,2sleep113517-21ssh10:25:361
1352322660,2sleep113517-21ssh10:25:361
1830722650,2sleep118206-21ssh10:35:251
1047822650,8sleep28708-1kworker/u9:012:27:242
1030622650,2sleep110305-21df10:20:171
915422640,2sleep29125-21ssh09:15:012
400622640,1sleep230177-21kworker/u8:712:15:182
1188222640,2sleep10-21swapper/107:55:251
952522630,1sleep28780-21kworker/u8:007:50:202
949822630,3sleep20-21swapper/211:21:412
3007422630,1sleep229333-21kworker/u8:407:20:232
2902822630,2sleep10-21swapper/109:53:471
2043322630,2sleep220326-21ssh11:45:012
1902122630,1sleep218490-21kworker/u8:609:34:092
246322620,2sleep10-21swapper/110:05:141
223022620,1sleep21945-21kworker/u8:6311:08:062
1747622620,2sleep20-21swapper/208:10:292
1747622620,2sleep20-21swapper/208:10:292
895722610,1sleep17043-21kworker/u8:1411:20:411
2819622610,1sleep125587-21kworker/u8:1907:15:181
1948822610,1sleep219194-21kworker/u8:910:38:272
2930522600,1sleep228644-21kworker/u8:309:55:002
236722600,2sleep10-21swapper/107:30:281
1032322600,1sleep21586-21kworker/u8:410:20:182
823022590,2sleep20-21swapper/207:45:292
639522590,2sleep20-21swapper/207:40:342
3266322590,2sleep232661-21ntpq08:50:322
3266322590,2sleep232661-21ntpq08:50:322
3205222590,1sleep230176-21kworker/u8:612:05:382
2513522590,1sleep216223-21kworker/u8:408:30:262
2513522590,1sleep216223-21kworker/u8:408:30:252
2445222590,1sleep117212-21kworker/u8:311:51:031
207522590,2sleep10-21swapper/108:55:291
1670322590,1sleep114681-21kworker/u8:211:35:391
1569622590,1sleep214291-21kworker/u8:1208:05:312
1276922590,1sleep18495-21kworker/u8:1809:20:251
3093722570,2sleep127469-21kworker/u8:807:20:411
2917622570,4sleep225-21ksoftirqd/210:56:372
2857322570,2sleep128571-21ntpq10:55:351
2498122570,4sleep224979-21ntpq07:05:262
1797922570,1sleep116219-21kworker/u8:108:11:301
1797922570,1sleep116219-21kworker/u8:108:11:291
1700522570,2sleep10-21swapper/109:30:111
1624822570,1sleep212138-21kworker/u8:411:35:252
1468322570,2sleep20-21swapper/212:35:292
1468322570,2sleep20-21swapper/212:35:292
2402922560,3sleep224023-21ssh11:50:372
2768222550,3sleep119-21ksoftirqd/111:58:211
2768222550,3sleep119-21ksoftirqd/111:58:211
2696622550,1sleep125587-21kworker/u8:1907:10:351
2113622550,2sleep121015-21kworker/u8:1009:37:111
134822550,1sleep231404-21kworker/u8:210:01:092
2423322540,2sleep20-21swapper/209:44:512
1605522540,3sleep116053-21ntpq10:30:391
2269622530,2sleep10-21swapper/111:49:341
2510122520,2sleep30-21swapper/307:05:343
1433422520,4sleep214330-21latency_hist09:25:022
362822510,2sleep20-21swapper/207:35:112
1298822510,2sleep10-21swapper/108:00:111
509222500,2sleep25085-21aten2.4-expect10:10:172
445422500,2sleep10-21swapper/109:01:331
37422500,2sleep10-21swapper/112:07:411
2995222500,1sleep227393-21kworker/u8:212:01:042
2104322500,1sleep119192-21kworker/u8:710:40:361
1392222500,2sleep213921-21ssh11:30:342
1110722500,2sleep20-21swapper/207:55:022
695222480,1sleep14132-21kworker/u8:610:13:541
203822470,1sleep229518-21kworker/u8:708:55:272
577722460,2sleep20-21swapper/209:05:282
2935822460,1sleep229336-21kworker/u8:707:17:392
2065522450,2sleep20-21swapper/208:20:172
1608022450,1sleep114291-21kworker/u8:1208:05:511
766022440,1sleep15424-21kworker/u8:412:21:001
391022420,2sleep10-21swapper/107:35:281
899022410,1sleep18787-21kworker/u8:607:49:391
134122400,1sleep225587-21kworker/u8:1907:30:002
288922340,2sleep20-21swapper/207:31:462
2566321170,2sleep30-21swapper/309:45:373
192442450,2sleep30-21swapper/310:37:203
62852400,2sleep30-21swapper/307:40:283
149432390,3sleep30-21swapper/308:05:173
96342350,2sleep30-21swapper/309:15:183
210752220,1sleep30-21swapper/310:40:383
323852200,10sleep3301rcuc/307:25:283
30512200,10sleep3301rcuc/307:33:513
78302190,6sleep3301rcuc/311:20:013
42032180,8sleep3301rcuc/311:10:453
319272180,7sleep3301rcuc/311:02:373
319272180,7sleep3301rcuc/311:02:373
319242180,8sleep3301rcuc/309:59:333
25897991811,4cyclictest261192sleep311:55:303
25897991811,4cyclictest261192sleep311:55:293
236262180,8sleep3301rcuc/309:41:593
191052180,2sleep30-21swapper/311:40:403
138412180,7sleep3301rcuc/309:23:183
71712170,7sleep3301rcuc/310:14:533
50452170,6sleep3301rcuc/312:15:433
309022170,6sleep3301rcuc/307:20:393
3042170,7sleep3301rcuc/312:07:233
270882170,7sleep3301rcuc/308:35:343
259072170,7sleep3301rcuc/308:34:213
259072170,7sleep3301rcuc/308:34:203
2589799179,4cyclictest260752sleep310:50:363
222662170,7sleep3301rcuc/311:47:353
157972170,7sleep3301rcuc/312:38:433
157972170,7sleep3301rcuc/312:38:433
106742170,7sleep3301rcuc/312:28:193
91082160,6sleep3301rcuc/309:14:583
74082160,6sleep3301rcuc/312:20:423
65412160,6sleep3301rcuc/309:09:353
5432160,6sleep3301rcuc/311:05:193
46922160,6sleep3301rcuc/309:04:323
314922160,6sleep3301rcuc/308:49:003
300722160,6sleep3301rcuc/312:01:363
26652160,6sleep3301rcuc/312:11:143
201872160,5sleep3301rcuc/308:18:123
139282160,6sleep3301rcuc/310:25:583
139282160,6sleep3301rcuc/310:25:583
100472160,6sleep3301rcuc/307:50:283
82472150,4sleep3301rcuc/307:45:313
51362150,5sleep3301rcuc/307:39:073
33252150,2sleep30-21swapper/310:05:323
297382150,4sleep3301rcuc/310:59:113
295522150,5sleep3301rcuc/308:42:493
285472150,5sleep3301rcuc/309:51:363
247202150,5sleep3301rcuc/310:49:223
245142150,5sleep3301rcuc/311:51:213
220422150,5sleep3301rcuc/308:22:583
20832150,5sleep3301rcuc/310:04:353
182532150,5sleep3301rcuc/308:14:583
182532150,5sleep3301rcuc/308:14:583
177252150,4sleep30-21swapper/309:30:253
163952150,5sleep3301rcuc/309:28:323
163952150,5sleep3301rcuc/309:28:323
129902150,5sleep3301rcuc/308:00:133
125062150,4sleep3301rcuc/310:25:023
108582150,2sleep30-21swapper/311:25:243
97372140,3sleep3301rcuc/310:19:593
93312140,5sleep3301rcuc/311:20:543
6432140,4sleep3301rcuc/308:51:093
6432140,4sleep3301rcuc/308:51:093
292582140,4sleep3301rcuc/307:16:363
241002140,5sleep3301rcuc/308:29:473
150622140,4sleep3301rcuc/310:30:043
136132140,3sleep3301rcuc/311:30:243
127692140,5sleep3301rcuc/312:31:243
12422140,5sleep3301rcuc/308:55:023
120192140,3sleep30-21swapper/307:55:363
266822130,2sleep30-21swapper/307:10:263
194702130,3sleep3301rcuc/309:35:073
157892130,2sleep3301rcuc/311:35:173
81242110,1sleep00-21swapper/012:23:130
171852100,1sleep00-21swapper/011:37:230
5719293,2sleep00-21swapper/012:18:470
27658293,2sleep00-21swapper/007:14:340
25678293,2sleep00-21swapper/007:08:230
21942293,2sleep00-21swapper/010:43:090
20019293,2sleep00-21swapper/011:43:470
19634293,2sleep00-21swapper/010:39:110
18752293,2sleep00-21swapper/009:32:520
999283,2sleep00-21swapper/007:26:420
9491282,2sleep00-21swapper/011:21:400
8879282,2sleep00-21swapper/010:16:070
8771283,2sleep00-21swapper/007:47:010
6928282,2sleep00-21swapper/011:16:380
683283,2sleep00-21swapper/008:51:360
683283,2sleep00-21swapper/008:51:350
6353282,2sleep00-21swapper/009:07:120
5012282,2sleep00-21swapper/007:37:320
4371282,2sleep00-21swapper/011:11:310
3961282,2sleep00-21swapper/010:06:390
31395283,2sleep00-21swapper/008:47:460
31214282,2sleep00-21swapper/009:56:210
29931283,2sleep00-21swapper/012:00:580
29400282,2sleep00-21swapper/008:40:580
29255282,2sleep00-21swapper/007:16:340
29243282,2sleep00-21swapper/010:56:570
28451282,2sleep00-21swapper/009:51:100
2824283,2sleep00-21swapper/007:30:560
2755282,2sleep00-21swapper/012:11:390
27130282,2sleep00-21swapper/011:55:500
27130282,2sleep00-21swapper/011:55:500
26755282,2sleep00-21swapper/010:52:050
26163282,2sleep00-21swapper/009:47:160
25648282,2sleep00-21swapper/008:31:130
25648282,2sleep00-21swapper/008:31:120
24088282,2sleep00-21swapper/010:46:220
23582282,2sleep00-21swapper/009:41:490
2318283,2sleep00-21swapper/011:08:380
21973282,2sleep00-21swapper/011:46:140
19980282,2sleep00-21swapper/008:15:490
1772282,2sleep00-21swapper/010:03:130
16806282,2sleep00-21swapper/010:32:400
16514282,2sleep00-21swapper/009:29:070
16514282,2sleep00-21swapper/009:29:060
16109282,2sleep00-21swapper/008:06:140
16046282,2sleep00-21swapper/012:39:550
16046282,2sleep00-21swapper/012:39:540
14330282,2sleep00-21swapper/010:27:490
14330282,2sleep00-21swapper/010:27:490
13976282,2sleep00-21swapper/009:23:560
13943281,2sleep00-21swapper/011:30:370
13872282,2sleep00-21swapper/008:00:360
12657282,2sleep00-21swapper/007:59:280
12330282,2sleep00-21swapper/011:28:120
11893282,2sleep00-21swapper/010:23:110
10500282,2sleep00-21swapper/012:27:320
8229271,2sleep00-21swapper/009:10:580
6753272,2sleep00-21swapper/007:41:030
6306272,2sleep00-21swapper/010:10:530
4422272,2sleep00-21swapper/009:01:090
32175271,2sleep00-21swapper/011:03:470
32175271,2sleep00-21swapper/011:03:470
31966271,2sleep00-21swapper/012:05:330
31598272,2sleep00-21swapper/007:24:360
27735273,2sleep00-21swapper/008:38:240
25300271,2sleep00-21swapper/011:55:010
23978272,2sleep00-21swapper/008:28:160
21965272,2sleep00-21swapper/008:22:010
21665271,2sleep00-21swapper/009:39:440
16658272,2sleep00-21swapper/008:10:050
16658272,2sleep00-21swapper/008:10:040
13102271,2sleep00-21swapper/012:32:540
1244272,2sleep00-21swapper/008:55:050
10860271,2sleep00-21swapper/007:54:560
10742271,2sleep00-21swapper/009:15:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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