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2026-04-14 - 05:06
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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 Apr 14, 2026 00:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
689924890,1sleep14998-21kworker/u8:1119:41:301
1204323290,2sleep20-21swapper/222:40:252
692923210,2sleep20-21swapper/219:41:552
3099423130,2sleep10-21swapper/120:55:261
3114123110,4sleep226356-21kworker/2:123:22:012
3114123110,4sleep226356-21kworker/2:123:22:012
2643623100,17sleep10-21swapper/123:11:141
2922523090,2sleep20-21swapper/219:12:342
1491823090,1sleep210343-21kworker/u8:1220:05:392
1743423050,2sleep117428-21ssh21:40:301
1412322970,2sleep20-21swapper/221:34:232
3107322950,2sleep131072-21ssh00:35:011
3059522950,1sleep120243-21kworker/u8:922:10:211
2196322950,2sleep20-21swapper/221:50:322
1169022950,1sleep25497-21kworker/u8:523:50:352
1169022950,1sleep25497-21kworker/u8:523:50:352
2360822930,1sleep217302-21kworker/u8:023:05:322
3267622910,2sleep10-21swapper/123:25:291
940222880,1sleep17818-21kworker/u8:223:45:351
2186322860,3sleep1121rcu_preempt21:50:271
2302922850,2sleep123028-21/usr/sbin/munin23:05:131
1394222850,2sleep10-21swapper/123:55:321
1308222850,2sleep20-21swapper/220:00:272
2613522840,1sleep123490-21kworker/u8:1920:40:271
1623222820,2sleep216223-21ssh00:00:412
2525322810,2sleep225252-21ssh23:10:162
1511522810,2sleep115097-21ssh21:35:281
1318822800,1sleep17166-21kworker/u8:18320:00:341
2949022780,2sleep20-21swapper/220:50:322
613722770,1sleep1990-21kworker/u8:1521:15:291
1596922770,4sleep212061-1kworker/u9:221:37:262
994222760,2sleep20-21swapper/219:50:392
2798822760,1sleep124406-21kworker/u8:523:15:241
2432122760,1sleep119017-21kworker/u8:1000:20:011
2432122760,1sleep119017-21kworker/u8:1000:20:011
1216422750,2sleep10-21swapper/122:40:321
2782122740,2sleep30-21swapper/319:10:003
2353422740,1sleep220243-21kworker/u8:921:55:152
45222720,1sleep129971-21kworker/u8:1721:00:341
45222720,1sleep129971-21kworker/u8:1721:00:341
3197622720,2sleep231977-21http21:00:022
2598122720,2sleep20-21swapper/200:22:392
226122720,1sleep1992-21kworker/u8:1821:05:361
1962222720,1sleep210335-21kworker/u8:520:20:262
874722710,2sleep10-21swapper/119:47:001
2904222710,1sleep224226-21kworker/u8:000:30:152
2524822710,2sleep10-21swapper/100:20:361
2348022700,1sleep223482-21kworker/u8:920:32:362
915922690,1sleep22666-21kworker/u8:421:22:012
602022690,2sleep127495-1kworker/u9:023:39:211
475222690,1sleep228937-21kworker/u8:023:35:272
2675622690,2sleep10-21swapper/122:00:401
1429522690,2sleep214148-21ssh23:55:382
996322680,1sleep25497-21kworker/u8:523:46:332
2675622680,4sleep226356-21kworker/2:100:25:082
2675622680,4sleep226356-21kworker/2:100:25:082
2109822680,1sleep117304-21kworker/u8:223:00:261
684322670,1sleep25499-21kworker/u8:723:40:232
3257322670,2sleep20-21swapper/200:36:352
31922670,4sleep226356-21kworker/2:123:25:382
2460522670,1sleep123491-21kworker/u8:2020:35:371
168922670,2sleep20-21swapper/222:17:462
1157222670,2sleep20-21swapper/221:27:532
1157222670,2sleep20-21swapper/221:27:532
627022660,2sleep26266-21ssh21:15:552
1437722660,1sleep212962-21kworker/u8:522:45:312
1143822660,2sleep10-21swapper/119:55:281
281322650,2sleep20-21swapper/219:30:302
2160322650,1sleep112384-21kworker/u8:100:13:131
2160322650,1sleep112384-21kworker/u8:100:13:131
1960222650,2sleep20-21swapper/221:45:262
1884722650,2sleep218841-21ssh22:55:282
1821322650,3sleep118212-21ssh22:55:071
473322640,2sleep20-21swapper/222:25:132
3088522630,3sleep211427-21kworker/2:122:10:262
2654322630,2sleep20-21swapper/222:00:372
227022630,3sleep25081-21kworker/2:321:05:382
165722630,1sleep132457-21kworker/u8:319:26:071
165722630,1sleep132457-21kworker/u8:319:26:061
422622620,1sleep23373-21kworker/u8:119:35:242
2226122620,1sleep210095-21kworker/u8:400:15:152
2226122620,1sleep210095-21kworker/u8:400:15:152
1646622620,1sleep27149-21kworker/u8:16620:10:322
36422610,1sleep129358-21kworker/u8:022:15:201
2946422610,2sleep10-21swapper/122:07:201
260922610,2sleep123039-1kworker/u9:219:30:241
1850022610,1sleep110095-21kworker/u8:400:05:381
824622600,1sleep26987-21kworker/u8:419:45:332
316222600,1sleep11535-21kworker/u8:522:20:341
3004722600,2sleep10-21swapper/119:15:251
3049322590,1sleep128942-21kworker/u8:1023:20:351
3049322590,1sleep128942-21kworker/u8:1023:20:351
1971522590,1sleep16778-21kworker/u8:021:45:331
856222580,1sleep26125-21kworker/u8:822:33:172
3157122580,3sleep131303-21/usr/sbin/munin00:35:201
2497222580,1sleep223491-21kworker/u8:2020:35:572
1750322580,2sleep20-21swapper/221:40:352
1641322580,2sleep10-21swapper/120:10:281
1066122580,1sleep26121-21kworker/u8:022:37:312
983822570,1sleep17127-21kworker/u8:14419:50:291
393222570,1sleep22666-21kworker/u8:421:10:312
2169622570,1sleep120233-21kworker/u8:1020:25:401
539922560,1sleep11742-21kworker/u8:819:40:021
377422560,5sleep225-21ksoftirqd/223:34:312
335822560,1sleep128938-21kworker/u8:123:32:291
2952422560,4sleep225-21ksoftirqd/223:20:002
2695922560,1sleep213921-21kworker/u8:119:05:252
2417522560,3sleep124174-21ssh21:55:301
2370022560,2sleep123698-21latency_hist20:34:591
2067222560,1sleep219017-21kworker/u8:1000:10:332
2067222560,1sleep219017-21kworker/u8:1000:10:332
1934522550,2sleep10-21swapper/120:20:201
1795222550,1sleep115254-21kworker/u8:1020:15:261
2859722540,1sleep125880-21kworker/u8:519:10:261
1729422540,5sleep119-21ksoftirqd/122:51:501
1548622540,2sleep10-21swapper/120:09:151
3032222530,5sleep225-21ksoftirqd/219:15:342
2785322530,1sleep125850-21kworker/u8:600:25:441
2785322530,1sleep125850-21kworker/u8:600:25:431
2124022530,2sleep20-21swapper/223:00:352
1111222530,2sleep10-21swapper/122:39:441
544922520,2sleep10-21swapper/122:25:371
3267222520,2sleep10-21swapper/119:24:011
2985422520,1sleep220243-21kworker/u8:922:09:142
2669322520,2sleep10-21swapper/119:05:211
1856822510,2sleep218501-21ssh00:05:382
1796622510,2sleep20-21swapper/220:15:282
1368722510,1sleep113637-21kworker/u8:1321:32:141
2609522500,1sleep220228-21kworker/u8:220:40:242
1667222500,1sleep114460-21kworker/u8:1100:01:031
396322490,6sleep225-21ksoftirqd/222:22:442
326922490,1sleep12666-21kworker/u8:421:10:151
1228922490,2sleep10-21swapper/123:51:511
1228922490,2sleep10-21swapper/123:51:511
2748122480,2sleep10-21swapper/120:45:221
2748122480,2sleep10-21swapper/120:45:211
2133522480,2sleep20-21swapper/220:25:322
1196322480,2sleep23376-1kworker/u9:119:56:342
735122470,2sleep10-21swapper/122:30:231
1435822470,8sleep119-21ksoftirqd/122:45:301
116122460,2sleep20-21swapper/219:25:282
116122460,2sleep20-21swapper/219:25:272
3260922450,1sleep231834-21kworker/u8:121:00:272
3260922450,1sleep231834-21kworker/u8:121:00:262
2884622450,2sleep10-21swapper/120:50:161
1755122450,1sleep210659-21kworker/u8:122:53:032
3236022440,1sleep230784-21kworker/u8:1019:20:452
1006322440,2sleep110062-21ssh21:25:151
1006322440,2sleep110062-21ssh21:25:151
943622430,1sleep17013-21kworker/u8:121:23:221
757422430,2sleep10-21swapper/123:40:491
2845522420,2sleep20-21swapper/220:48:242
2845522420,2sleep20-21swapper/220:48:242
69112840,2sleep30-21swapper/319:41:423
109522420,2sleep30-21swapper/322:38:573
88582320,2sleep30-21swapper/321:21:113
189062310,2sleep30-21swapper/300:06:043
64952280,2sleep30-21swapper/321:16:003
146782280,1sleep30-21swapper/321:35:163
158002260,2sleep30-21swapper/320:10:103
103052250,2sleep30-21swapper/319:51:213
27864992412,7cyclictest11814-21taskset22:40:223
2786499235,14cyclictest0-21swapper/300:35:153
63192220,2sleep30-21swapper/322:28:123
2786499217,10cyclictest0-21swapper/322:00:433
27864992115,3cyclictest24469-21chrt23:07:313
44592200,9sleep3301rcuc/321:11:183
27864992015,3cyclictest0-21swapper/323:35:143
27864992013,4cyclictest22966-21taskset20:30:353
27864992012,5cyclictest0-21swapper/319:55:133
27864992011,6cyclictest0-21swapper/320:40:133
27864992011,5cyclictest21979-21taskset00:15:003
27864992011,5cyclictest21979-21taskset00:15:003
257152200,2sleep30-21swapper/322:00:023
242182200,9sleep3301rcuc/320:35:233
137942200,2chrt0-21swapper/322:45:163
2786499199,7cyclictest1116-21chrt19:25:243
2786499199,7cyclictest1116-21chrt19:25:243
2786499197,9cyclictest0-21swapper/300:20:363
27864991914,3cyclictest0-21swapper/321:50:113
27864991913,3cyclictest0-21swapper/323:50:143
27864991913,3cyclictest0-21swapper/323:50:133
27864991913,3cyclictest0-21swapper/323:10:133
27864991913,3cyclictest0-21swapper/322:10:123
27864991913,3cyclictest0-21swapper/320:55:133
27864991913,3cyclictest0-21swapper/319:15:153
27864991912,4cyclictest28664-21chrt22:05:293
27864991912,4cyclictest0-21swapper/320:15:133
27864991912,3cyclictest0-21swapper/322:50:153
27864991911,5cyclictest6729-21taskset23:40:183
27864991911,5cyclictest21284-21taskset23:00:373
2786499189,6cyclictest31902sleep322:20:363
2786499189,5cyclictest7458-21taskset22:30:253
27864991814,2cyclictest0-21swapper/300:00:133
27864991813,3cyclictest0-21swapper/300:25:153
27864991813,3cyclictest0-21swapper/300:25:153
27864991813,2cyclictest0-21swapper/323:55:113
27864991813,2cyclictest0-21swapper/320:45:143
27864991813,2cyclictest0-21swapper/320:45:133
27864991813,2cyclictest0-21swapper/320:09:133
27864991812,3cyclictest0-21swapper/323:20:143
27864991812,3cyclictest0-21swapper/323:20:143
27864991812,3cyclictest0-21swapper/322:15:143
27864991812,3cyclictest0-21swapper/321:00:223
27864991812,3cyclictest0-21swapper/321:00:213
27864991810,5cyclictest18287-21taskset21:42:493
27864991810,5cyclictest10671-21chrt21:25:293
27864991810,5cyclictest10671-21chrt21:25:283
2786499179,5cyclictest18926-21chrt22:55:333
2786499179,5cyclictest12529-21chrt20:00:133
2786499179,3cyclictest0-21swapper/320:25:143
2786499176,8cyclictest0-21swapper/319:15:003
27864991713,2cyclictest0-21swapper/320:54:593
27864991712,2cyclictest0-21swapper/319:30:313
27864991712,2cyclictest0-21swapper/300:15:133
27864991712,2cyclictest0-21swapper/300:15:133
27864991711,3cyclictest2501-21chrt23:30:273
27864991711,3cyclictest0-21swapper/321:45:143
27864991710,5cyclictest0-21swapper/323:25:143
289952160,6sleep3301rcuc/300:30:033
2786499169,4cyclictest19633-21chrt20:20:263
2786499168,4cyclictest0-21swapper/321:05:123
2786499165,8cyclictest0-21swapper/319:20:263
2786499163,10cyclictest0-21swapper/321:30:353
27864991612,2cyclictest0-21swapper/323:45:163
27864991611,3cyclictest0-21swapper/323:15:143
27864991611,2cyclictest0-21swapper/319:35:153
76382150,5sleep3301rcuc/319:45:123
8072293,2sleep00-21swapper/021:20:190
3408293,2sleep00-21swapper/023:32:460
32666291,2sleep00-21swapper/021:00:300
32666291,2sleep00-21swapper/021:00:290
8422282,2sleep00-21swapper/022:32:360
8158282,2sleep00-21swapper/023:43:390
6995282,2sleep00-21swapper/021:17:350
5838281,3sleep05839-21ssh22:25:570
5460282,2sleep00-21swapper/023:36:470
5016282,2sleep00-21swapper/021:14:010
31412282,2sleep00-21swapper/022:10:570
31302281,3sleep031305-21/usr/sbin/munin00:35:130
31029282,2sleep00-21swapper/023:21:320
31029282,2sleep00-21swapper/023:21:310
30982282,2sleep00-21swapper/000:34:480
29924282,2sleep00-21swapper/020:51:410
29239282,2sleep00-21swapper/022:06:150
28890282,2sleep00-21swapper/023:17:140
28050282,2sleep00-21swapper/000:26:400
28050282,2sleep00-21swapper/000:26:390
27625282,2sleep00-21swapper/019:08:050
26663282,2sleep00-21swapper/020:41:320
25053282,2sleep00-21swapper/021:57:510
24942282,2sleep00-21swapper/023:09:540
22892282,2sleep00-21swapper/021:53:210
21757281,3sleep010-21ksoftirqd/000:14:020
21757281,3sleep010-21ksoftirqd/000:14:010
20499282,2sleep00-21swapper/023:00:070
20415282,2sleep00-21swapper/020:24:430
19895282,2sleep00-21swapper/022:58:330
1857282,2sleep00-21swapper/019:28:320
1857282,2sleep00-21swapper/019:28:310
18053282,2sleep00-21swapper/021:41:390
1798282,2sleep00-21swapper/022:18:210
17248282,2sleep00-21swapper/022:51:370
17190282,2sleep00-21swapper/000:03:370
16842283,2sleep00-21swapper/020:11:030
15006282,2sleep00-21swapper/023:59:030
1490282,2sleep00-21swapper/023:29:230
13839283,2sleep00-21swapper/020:04:320
13711282,2sleep00-21swapper/021:32:210
12582282,2sleep00-21swapper/022:40:480
11847282,3sleep011848-21ssh21:29:120
11847282,3sleep011848-21ssh21:29:120
11024282,2sleep00-21swapper/022:39:190
10287282,2sleep00-21swapper/019:51:060
8775272,2sleep00-21swapper/019:47:200
5123272,2sleep00-21swapper/019:38:540
4183272,2sleep00-21swapper/022:23:520
3464272,2sleep00-21swapper/019:33:180
31132271,2sleep00-21swapper/020:55:390
29345272,2sleep00-21swapper/019:14:040
27561271,3sleep027559-21ssh22:04:020
2754272,2sleep00-21swapper/021:07:260
27169271,2sleep00-21swapper/023:14:520
23975272,2sleep00-21swapper/000:18:490
23975272,2sleep00-21swapper/000:18:480
21798272,2sleep00-21swapper/020:26:520
20456271,2sleep00-21swapper/021:47:220
19019272,2sleep00-21swapper/000:06:370
15215271,3sleep015216-21ssh22:47:390
12721271,2sleep00-21swapper/023:53:510
12721271,2sleep00-21swapper/023:53:510
12048272,2sleep00-21swapper/019:57:370
31317262,2sleep00-21swapper/019:20:030
30993261,2sleep00-21swapper/019:19:190
28291262,2sleep00-21swapper/020:46:220
28291262,2sleep00-21swapper/020:46:210
25956261,2sleep00-21swapper/000:22:300
24996261,2sleep00-21swapper/020:36:170
23376261,2sleep00-21swapper/020:31:270
18428262,2sleep00-21swapper/020:15:460
15148261,2sleep00-21swapper/020:05:450
10028261,2sleep00-21swapper/023:46:520
7190251,2sleep00-21swapper/019:42:380
none11:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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