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2025-12-09 - 08:28
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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 all highest latencies:
System rackfslot4.osadl.org (updated Tue Dec 09, 2025 00:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1711522790,2sleep10-21swapper/119:05:311
1711522790,2sleep10-21swapper/119:05:311
1717522700,2sleep212114-21kworker/u8:619:05:362
1717522700,2sleep212114-21kworker/u8:619:05:362
1713922610,1sleep313975-21kworker/u8:1019:05:343
1713922610,1sleep313975-21kworker/u8:1019:05:343
1796698187179,5cyclictest13155-21kworker/u8:4223:57:172
1796898166161,3cyclictest13126-21kworker/u8:1323:57:163
1796698154147,4cyclictest15996-21kworker/u8:6922:56:552
1796098153142,8cyclictest10-21ksoftirqd/023:57:160
1796698142135,4cyclictest27020-21kworker/u8:2119:37:102
1796898138130,5cyclictest8884-21kworker/u8:522:56:553
2441021360,2sleep20-21swapper/219:25:262
479121290,3sleep34788-21idleruntime20:00:243
1796898128118,5cyclictest19584-21kworker/u8:3319:37:113
1796098121111,7cyclictest10-21ksoftirqd/022:56:550
1796298116109,4cyclictest13127-21kworker/u8:1423:57:161
1796098116110,3cyclictest1050ksoftirqd/019:32:030
1796098116110,3cyclictest1050ksoftirqd/019:32:030
179609811099,8cyclictest10-21ksoftirqd/019:37:110
139122970,2sleep20-21swapper/222:48:322
17962988678,5cyclictest6457-21kworker/u8:1822:56:551
17962988476,5cyclictest25137-21kworker/u8:4319:32:041
17962988476,5cyclictest25137-21kworker/u8:4319:32:041
17968987871,4cyclictest13527-21kworker/u8:2020:41:453
17968987467,4cyclictest20935-21kworker/u8:1220:57:033
17962987466,5cyclictest27039-21kworker/u8:4119:37:101
17968986661,3cyclictest26782-21kworker/u8:1621:02:093
17960986453,8cyclictest10-21ksoftirqd/020:41:460
40912600,3sleep11639-21kworker/u8:422:27:161
17966986054,4cyclictest28942-21kworker/u8:2219:42:182
17960985848,7cyclictest10-21ksoftirqd/020:57:030
17968985648,4cyclictest31367-21kworker/u8:222:27:103
323792540,13sleep330464-21kworker/u8:2421:10:523
17966985447,4cyclictest7442-21kworker/u8:521:42:062
17966985245,4cyclictest17090-21kworker/u8:1122:06:412
17966985245,4cyclictest17090-21kworker/u8:1122:06:412
17966985042,6cyclictest19482-21kworker/u8:119:22:012
17960984942,4cyclictest1050ksoftirqd/021:02:090
17966984843,3cyclictest18616-21kworker/u8:423:01:582
172812460,14sleep10-21swapper/121:48:231
172812460,14sleep10-21swapper/121:48:221
122882460,2sleep10-21swapper/120:20:321
17966984539,4cyclictest20939-21kworker/u8:1620:46:562
17966984436,5cyclictest30723-21kworker/u8:1300:37:132
17968984337,4cyclictest28940-21kworker/u8:2019:42:173
17960983929,7cyclictest10-21ksoftirqd/022:27:100
17966983715,6cyclictest121rcu_preempt21:00:172
17968983529,4cyclictest12257-21kworker/u8:2621:42:053
1796698351,5cyclictest0-21swapper/220:05:172
1796298352,9cyclictest121rcu_preempt00:00:151
17960983529,3cyclictest1050ksoftirqd/000:21:500
295352340,3sleep30-21swapper/300:30:233
1796698343,4cyclictest121rcu_preempt00:05:142
17966983413,4cyclictest25-21ksoftirqd/221:05:142
17966983411,5cyclictest25-21ksoftirqd/223:10:162
236982330,8sleep2251ksoftirqd/200:16:032
17968983327,4cyclictest19457-21kworker/u8:1722:06:413
17968983327,4cyclictest19457-21kworker/u8:1722:06:413
83452320,2sleep30-21swapper/321:30:153
294722320,12sleep119-21ksoftirqd/119:40:131
17968983226,4cyclictest18631-21kworker/u8:1823:01:583
17966983227,3cyclictest31376-21kworker/u8:1222:22:022
130522320,17sleep32088-21kworker/u8:620:20:543
44992310,7sleep225-21ksoftirqd/222:29:342
283732310,16sleep1121rcu_preempt23:16:511
261732310,2sleep30-21swapper/300:22:153
17968983124,3cyclictest13968-21kworker/u8:019:22:023
17960983124,5cyclictest10-21ksoftirqd/000:25:160
17960983122,7cyclictest10-21ksoftirqd/021:45:170
17960983122,7cyclictest10-21ksoftirqd/021:45:170
201882300,6sleep1191ksoftirqd/123:00:261
191032300,7sleep331-21ksoftirqd/319:10:433
1796898301,4cyclictest121rcu_preempt21:15:143
17968983014,4cyclictest31-21ksoftirqd/323:10:433
1796698301,4cyclictest121rcu_preempt19:15:342
17966983014,4cyclictest25-21ksoftirqd/223:45:372
62352290,2sleep10-21swapper/122:31:141
327372290,14sleep1121rcu_preempt21:12:401
326572290,2sleep228688-21kworker/u8:1621:12:172
17968982922,4cyclictest13529-21kworker/u8:2220:46:573
17966982924,3cyclictest28420-21kworker/u8:1100:32:062
1796698291,4cyclictest121rcu_preempt23:50:162
1796698291,4cyclictest121rcu_preempt23:50:152
17966982913,3cyclictest25-21ksoftirqd/200:20:402
17966982910,6cyclictest25-21ksoftirqd/219:50:272
17966982910,6cyclictest25-21ksoftirqd/219:50:262
1796298296,4cyclictest121rcu_preempt22:40:001
17960982921,6cyclictest10-21ksoftirqd/020:30:160
17960982921,6cyclictest10-21ksoftirqd/020:30:150
3762280,3sleep1372-21ssh23:25:491
37172280,3sleep13718-21grep21:20:201
283952280,2sleep30-21swapper/300:27:033
269222280,2sleep20-21swapper/220:58:372
260112280,10sleep119-21ksoftirqd/123:11:491
227032280,2sleep12573-1kworker/u9:219:20:301
1796698283,3cyclictest121rcu_preempt19:45:382
1796698281,5cyclictest121rcu_preempt22:40:132
1796698281,5cyclictest121rcu_preempt22:40:132
1796698280,4cyclictest11091-21ssh21:35:242
17962982820,5cyclictest19017-21kworker/u8:1420:41:451
1796298281,8cyclictest27775-21sed22:10:241
17960982821,4cyclictest10-21ksoftirqd/020:50:310
17960982821,4cyclictest10-21ksoftirqd/020:50:300
154992280,3sleep117957-21cyclictest20:28:571
101992280,2sleep10-21swapper/121:33:471
88242270,11sleep119-21ksoftirqd/120:10:281
73072270,2sleep32550-21kworker/u8:021:26:103
73072270,2sleep32550-21kworker/u8:021:26:103
72622270,16sleep120901-21kworker/1:221:25:521
72622270,16sleep120901-21kworker/1:221:25:521
242822270,1sleep217094-21kworker/u8:1522:02:432
1796898270,3cyclictest121rcu_preempt22:20:193
1796698273,3cyclictest121rcu_preempt20:10:232
17966982720,5cyclictest6447-21kworker/u8:822:37:242
17966982720,3cyclictest25-21ksoftirqd/221:50:302
17966982712,4cyclictest25-21ksoftirqd/223:20:352
17966982712,4cyclictest25-21ksoftirqd/223:20:342
1796298274,18cyclictest20130-21aten2_rfpower_c00:10:181
133152270,5sleep119-21ksoftirqd/123:53:191
133152270,5sleep119-21ksoftirqd/123:53:181
112052270,15sleep10-21swapper/122:41:561
112052270,15sleep10-21swapper/122:41:561
102812270,2sleep20-21swapper/221:34:132
85092260,1sleep28477-21kworker/u8:1123:42:132
77432260,13sleep12181-21kworker/u8:1520:07:451
48672260,3sleep24860-21apt-get22:30:152
309132260,2sleep10-21swapper/100:33:121
247892260,2sleep10-21swapper/120:50:571
247892260,2sleep10-21swapper/120:50:571
22922260,2sleep30-21swapper/319:54:063
22922260,2sleep30-21swapper/319:54:053
202522260,7sleep2121rcu_preempt21:55:162
17968982620,4cyclictest13972-21kworker/u8:719:26:563
17968982619,4cyclictest30732-21kworker/u8:2200:37:133
1796898261,3cyclictest121rcu_preempt22:35:163
1796698263,4cyclictest121rcu_preempt21:15:192
1796698262,3cyclictest121rcu_preempt20:50:202
1796698262,3cyclictest121rcu_preempt20:50:192
1796698261,6cyclictest0-21swapper/220:35:272
17966982611,4cyclictest25-21ksoftirqd/219:30:412
17966982611,4cyclictest25-21ksoftirqd/219:30:412
17960982621,3cyclictest10-21ksoftirqd/022:05:160
17960982621,3cyclictest10-21ksoftirqd/022:05:160
17960982621,3cyclictest10-21ksoftirqd/000:10:160
17960982618,5cyclictest118150irq/29-4f00000.19:42:170
17960982617,7cyclictest10-21ksoftirqd/023:35:260
170972260,2sleep20-21swapper/200:01:272
168292260,15sleep331-21ksoftirqd/321:45:563
168292260,15sleep331-21ksoftirqd/321:45:563
139992260,10sleep331-21ksoftirqd/320:25:133
134172260,5sleep1121rcu_preempt22:45:581
57412250,2sleep10-21swapper/120:00:471
55202250,1sleep330464-21kworker/u8:2421:24:173
32332250,2sleep30-21swapper/323:30:533
320782250,6sleep1191ksoftirqd/100:35:251
308592250,2sleep330858-21ssh23:22:083
308592250,2sleep330858-21ssh23:22:083
307182250,3sleep130717-21ssh23:21:261
307182250,3sleep130717-21ssh23:21:251
263072250,1sleep124086-21kworker/u8:3722:05:451
263072250,1sleep124086-21kworker/u8:3722:05:451
1796898251,11cyclictest0-21swapper/300:06:353
1796698259,4cyclictest25-21ksoftirqd/223:05:172
1796698253,3cyclictest121rcu_preempt23:17:192
1796698253,3cyclictest121rcu_preempt21:20:202
1796698252,3cyclictest121rcu_preempt00:25:352
1796698251,6cyclictest121rcu_preempt22:16:282
1796698251,3cyclictest121rcu_preempt23:25:232
1796698251,3cyclictest121rcu_preempt22:50:422
1796698251,3cyclictest121rcu_preempt22:50:422
1796698251,3cyclictest121rcu_preempt20:00:282
17966982513,3cyclictest25-21ksoftirqd/220:20:492
17966982512,3cyclictest25-21ksoftirqd/200:10:272
17966982511,3cyclictest25-21ksoftirqd/222:10:262
1796698251,10cyclictest0-21swapper/223:30:322
1796298256,4cyclictest121rcu_preempt21:45:021
1796298253,4cyclictest121rcu_preempt22:00:291
17960982518,5cyclictest10-21ksoftirqd/023:10:300
17552250,1sleep11641-21kworker/u8:522:22:301
120952250,1sleep35027-21kworker/u8:921:36:113
75802240,2sleep217957-21cyclictest21:27:332
75802240,2sleep217957-21cyclictest21:27:322
34292242,3sleep1121rcu_preempt19:55:341
20322240,2sleep128925-21kworker/u8:419:51:011
20322240,2sleep128925-21kworker/u8:419:51:011
1796898244,3cyclictest121rcu_preempt23:45:283
1796898243,3cyclictest121rcu_preempt22:30:343
1796898243,3cyclictest121rcu_preempt19:15:353
1796898242,3cyclictest121rcu_preempt23:15:493
1796898241,5cyclictest10609-21ntpq22:40:383
1796898241,5cyclictest10609-21ntpq22:40:373
1796898241,3cyclictest121rcu_preempt23:35:163
1796898241,3cyclictest121rcu_preempt21:55:133
1796698249,3cyclictest25-21ksoftirqd/220:25:212
1796698243,2cyclictest121rcu_preempt23:35:442
1796698242,3cyclictest121rcu_preempt20:30:422
1796698242,3cyclictest121rcu_preempt20:30:412
17966982416,4cyclictest25-21ksoftirqd/221:45:302
17966982416,4cyclictest25-21ksoftirqd/221:45:292
1796698241,4cyclictest121rcu_preempt19:10:222
1796698241,3cyclictest121rcu_preempt20:40:322
17966982413,3cyclictest25-21ksoftirqd/220:15:362
17966982410,3cyclictest25-21ksoftirqd/219:55:422
1796298241,6cyclictest1031-21apt-get21:15:151
1796298241,5cyclictest29979-21aten2_rfpower_v22:15:191
1796298241,3cyclictest0-21swapper/120:15:331
1796098242,2cyclictest0-21swapper/022:45:290
17960982419,3cyclictest10-21ksoftirqd/000:30:160
17960982418,4cyclictest10-21ksoftirqd/020:45:390
17960982416,6cyclictest118150irq/29-4f00000.19:11:400
17960982412,4cyclictest111rcuc/023:45:240
131152240,2sleep313017-21kworker/u8:623:52:133
131152240,2sleep313017-21kworker/u8:623:52:123
199542231,3sleep1121rcu_preempt21:55:001
190712230,2sleep10-21swapper/120:36:581
1796898238,3cyclictest121rcu_preempt22:00:413
1796898233,3cyclictest121rcu_preempt20:15:373
1796898232,3cyclictest121rcu_preempt00:15:193
1796898232,3cyclictest121rcu_preempt00:14:103
1796898231,4cyclictest0-21swapper/320:35:343
1796898231,3cyclictest121rcu_preempt23:40:383
1796898231,3cyclictest121rcu_preempt23:25:233
1796898231,12cyclictest32175-21/usr/sbin/munin19:45:353
1796898231,12cyclictest23794-21ssh23:08:593
1796898231,11cyclictest26620-21find19:30:423
1796898231,11cyclictest26620-21find19:30:413
1796298234,12cyclictest121rcu_preempt23:40:391
1796298233,3cyclictest121rcu_preempt23:30:391
17962982316,4cyclictest20937-21kworker/u8:1420:57:031
1796298231,4cyclictest121rcu_preempt21:40:011
1796298231,3cyclictest121rcu_preempt22:50:161
1796298231,3cyclictest121rcu_preempt22:50:161
1796298231,3cyclictest0-21swapper/123:38:491
1796298230,3cyclictest0-21swapper/100:25:271
1796098238,9cyclictest0-21swapper/022:45:010
1796098238,9cyclictest0-21swapper/022:45:010
17960982318,3cyclictest10-21ksoftirqd/000:35:150
17960982314,7cyclictest30691-21ntpq22:15:340
17960982313,7cyclictest111rcuc/022:00:140
161332230,2sleep30-21swapper/322:52:353
161332230,2sleep30-21swapper/322:52:353
1796898223,3cyclictest121rcu_preempt22:15:273
1796898223,3cyclictest121rcu_preempt19:55:293
1796898223,2cyclictest121rcu_preempt22:10:143
1796898222,3cyclictest121rcu_preempt21:05:323
1796898221,6cyclictest121rcu_preempt21:50:263
1796898221,2cyclictest121rcu_preempt20:10:303
1796298223,5cyclictest19-21ksoftirqd/123:06:201
1796298223,3cyclictest121rcu_preempt23:50:011
1796298221,4cyclictest121rcu_preempt19:50:001
1796098229,4cyclictest118150irq/29-4f00000.23:52:160
1796098229,4cyclictest118150irq/29-4f00000.23:52:150
1796098227,12cyclictest109050irq/20-fttdcc0121:10:170
17960982216,4cyclictest10-21ksoftirqd/023:20:300
17960982216,4cyclictest10-21ksoftirqd/023:20:290
243342210,10sleep119-21ksoftirqd/119:25:241
241112210,10sleep10-21swapper/100:18:321
1796898213,3cyclictest121rcu_preempt20:30:183
1796898213,3cyclictest121rcu_preempt20:30:173
1796898212,3cyclictest121rcu_preempt00:00:413
1796898211,3cyclictest121rcu_preempt22:45:183
1796298213,3cyclictest121rcu_preempt20:45:271
1796298211,3cyclictest121rcu_preempt00:20:181
1796098217,6cyclictest10-21ksoftirqd/023:40:270
1796098216,3cyclictest10-21ksoftirqd/021:55:390
1796098216,12cyclictest118150irq/29-4f00000.23:15:390
1796098215,8cyclictest10-21ksoftirqd/021:25:260
1796098215,8cyclictest10-21ksoftirqd/021:25:250
17960982116,3cyclictest10-21ksoftirqd/019:45:320
17960982114,5cyclictest10-21ksoftirqd/022:30:180
17960982114,5cyclictest10-21ksoftirqd/020:35:330
17960982114,5cyclictest10-21ksoftirqd/019:25:150
17960982112,7cyclictest10-21ksoftirqd/020:20:290
1796898202,3cyclictest121rcu_preempt20:50:123
1796898202,3cyclictest121rcu_preempt20:50:123
1796898201,3cyclictest121rcu_preempt20:05:263
1796298204,3cyclictest121rcu_preempt00:05:261
1796298203,3cyclictest121rcu_preempt19:15:391
1796098209,8cyclictest10-21ksoftirqd/021:19:590
1796098203,11cyclictest118150irq/29-4f00000.22:20:110
1796098202,9cyclictest10-21ksoftirqd/000:10:010
1796098201,9cyclictest10-21ksoftirqd/022:35:180
17960982015,3cyclictest10-21ksoftirqd/022:10:290
17960982014,4cyclictest10-21ksoftirqd/020:15:160
17960982014,3cyclictest10-21ksoftirqd/021:30:350
17960982012,5cyclictest10-21ksoftirqd/022:50:160
17960982012,5cyclictest10-21ksoftirqd/022:50:160
17960982012,5cyclictest10-21ksoftirqd/021:35:180
17960982010,7cyclictest10-21ksoftirqd/021:42:060
166942200,9sleep119-21ksoftirqd/120:30:331
166942200,9sleep119-21ksoftirqd/120:30:331
1796298191,3cyclictest121rcu_preempt21:55:251
1796298191,3cyclictest121rcu_preempt21:00:201
1796298191,3cyclictest121rcu_preempt19:10:261
17962981912,4cyclictest2081-21runrttasks21:06:041
1796098194,12cyclictest118150irq/29-4f00000.20:05:000
1796098191,9cyclictest10-21ksoftirqd/000:00:130
1796098191,8cyclictest0-21swapper/023:25:250
17960981914,3cyclictest2044-21snmpd21:20:180
17960981914,3cyclictest10-21ksoftirqd/023:30:310
17960981914,3cyclictest10-21ksoftirqd/020:25:340
17960981913,4cyclictest111rcuc/000:15:160
17960981912,5cyclictest10-21ksoftirqd/020:10:150
17960981911,6cyclictest22661-21ntp_kernel_err23:05:320
17960981910,7cyclictest20383-21sh23:00:340
17960981813,3cyclictest28683-1kworker/u9:121:05:340
17960981813,3cyclictest1525-21ntpq19:50:280
17960981813,3cyclictest1525-21ntpq19:50:270
17960981813,3cyclictest10-21ksoftirqd/021:50:340
17960981813,3cyclictest10-21ksoftirqd/020:05:330
17960981813,3cyclictest10-21ksoftirqd/019:20:160
17960981811,5cyclictest20255-21cpuspeed19:15:200
17960981810,6cyclictest2969-21if_eth119:55:240
1796098155,7cyclictest0-21swapper/019:10:020
1796098155,7cyclictest0-21swapper/019:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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