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2026-06-23 - 19:04
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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 100 highest latencies:
System rackfslot4.osadl.org (updated Tue Jun 23, 2026 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
519124720,2sleep1121rcu_preempt08:00:141
519124720,2sleep1121rcu_preempt08:00:131
2130323840,2sleep220084-21kworker/u8:111:15:242
358523180,1sleep21763-21kworker/u8:410:35:372
1323223150,2sleep20-21swapper/209:47:112
86423120,2sleep10-21swapper/107:45:291
2900023050,2sleep128991-21ssh11:30:351
2093723040,1sleep113173-21kworker/u8:710:05:001
1018623040,2sleep10-21swapper/109:40:301
433323020,2sleep20-21swapper/209:29:252
740223000,2sleep10-21swapper/108:05:291
2417523000,3sleep224174-21awk11:20:302
1961023000,2sleep117706-21kworker/u8:2408:45:011
3000422990,1sleep227051-21kworker/u8:407:35:252
2797922950,2sleep20-21swapper/209:10:152
1251522950,2sleep1191ksoftirqd/110:55:351
1251222950,2sleep10-21swapper/109:45:331
1137422950,2sleep10-21swapper/112:02:491
560822900,1sleep24071-21kworker/u8:310:40:282
2107222880,2sleep20-21swapper/207:10:122
1736622870,2sleep10-21swapper/112:15:311
1470222870,1sleep113175-21kworker/u8:1009:50:271
2190422860,4sleep2121rcu_preempt10:05:332
519322850,2sleep20-21swapper/209:30:252
519322850,2sleep20-21swapper/209:30:252
2768322850,2sleep20-21swapper/212:38:132
543822840,2sleep20-21swapper/208:00:192
543822840,2sleep20-21swapper/208:00:192
3138022840,1sleep229348-21kworker/u8:209:15:542
338222830,1sleep122626-21kworker/u8:611:45:271
2920122830,14sleep115475-21kworker/u8:210:21:081
2630722830,2sleep10-21swapper/109:05:101
1020822830,2sleep26018-1kworker/u9:109:40:312
1170822820,2sleep111702-21apt08:20:111
1058622810,5sleep20-21swapper/212:00:442
2415122790,2sleep20-21swapper/208:56:432
835222780,1sleep26389-21kworker/u8:710:45:432
2490922780,1sleep223854-21kworker/u8:707:20:252
2203422780,9sleep1191ksoftirqd/111:15:501
1618522770,2sleep20-21swapper/208:33:402
2998822760,1sleep127054-21kworker/u8:1807:35:251
2816922760,2sleep10-21swapper/112:40:011
2451222750,2sleep10-21swapper/112:30:471
2268422750,2sleep10-21swapper/107:15:141
2435322740,2sleep124320-21ssh10:10:431
2422022740,1sleep122624-21kworker/u8:411:20:341
1940522740,1sleep118899-21kworker/u8:4707:05:051
1247222740,3sleep211816-21/usr/sbin/munin10:55:312
2797622730,1sleep127437-21kworker/u8:609:10:141
1816922730,2sleep20-21swapper/209:59:052
1029422730,2sleep10-21swapper/110:50:401
3056722720,1sleep227201-21kworker/u8:110:25:242
2313222720,2sleep10-21swapper/112:29:141
1014522720,2sleep210139-21ssh10:50:292
756122710,2sleep10-21swapper/109:35:281
434622710,1sleep227055-21kworker/u8:1907:55:372
2769422710,1sleep227200-21kworker/u8:010:19:532
2446322710,2sleep224458-21ssh12:30:452
238922710,2sleep10-21swapper/107:50:241
2080622710,1sleep218897-21kworker/u8:4507:09:592
1966422710,2sleep30-21swapper/307:05:183
1386122710,1sleep29538-21kworker/u8:2008:25:272
1149022710,1sleep29539-21kworker/u8:2108:20:002
907322700,2sleep16395-21kworker/u8:1410:49:031
2783222700,2sleep20-21swapper/207:30:242
2783122700,1sleep127051-21kworker/u8:407:30:221
2746022700,1sleep127200-21kworker/u8:010:18:471
2186622700,7sleep220874-21cyclictest12:25:242
1549322700,2sleep10-21swapper/108:30:251
3138022690,2sleep131377-21ssh11:35:381
2624022690,2sleep223853-1kworker/u9:207:25:202
2624022690,2sleep223853-1kworker/u9:207:25:192
2496522690,1sleep222522-21kworker/u8:209:00:182
2453122690,3sleep124520-21cpu07:20:171
2053022690,1sleep213173-21kworker/u8:710:03:162
1528522690,1sleep16391-21kworker/u8:911:01:051
759922680,2sleep2121rcu_preempt11:55:172
736722680,1sleep26229-21kworker/u8:2009:35:252
3257822680,1sleep129348-21kworker/u8:209:20:151
102622670,2sleep11016-21ssh10:30:341
1278422660,3sleep111220-21kworker/u8:012:05:341
89222650,1sleep223854-21kworker/u8:707:45:302
2649622650,2sleep10-21swapper/111:25:271
2117322650,2sleep10-21swapper/110:05:081
1483622650,2sleep20-21swapper/209:50:372
1391022650,2sleep10-21swapper/108:25:311
489322640,1sleep127055-21kworker/u8:1907:59:531
2596222640,1sleep123856-21kworker/u8:907:25:111
2596222640,1sleep123856-21kworker/u8:907:25:101
2371822640,6sleep225-21ksoftirqd/210:10:192
1773122640,2sleep10-21swapper/108:37:291
1731822640,1sleep213324-21kworker/u8:812:15:282
1663822640,2sleep10-21swapper/109:55:181
958022630,1sleep16405-21kworker/u8:412:00:021
333222630,2sleep13331-21ssh10:35:281
3165322630,1sleep127433-21kworker/u8:109:17:131
2211222630,1sleep117715-21kworker/u8:3308:50:361
135222630,2sleep20-21swapper/211:40:372
474322620,1sleep132254-21kworker/u8:009:30:121
474322620,1sleep132254-21kworker/u8:009:30:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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