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2026-05-07 - 00:54
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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 Wed May 06, 2026 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2699124800,2sleep226969-21ssh12:10:322
3074424250,3sleep230743-21ssh11:10:292
3074424250,3sleep230743-21ssh11:10:292
74723850,2sleep230701-1kworker/u9:211:15:112
334823790,2sleep20-21swapper/211:20:152
1004623610,1sleep225442-21kworker/u8:209:15:122
196723410,3sleep21883-21apt-get08:55:022
2882123350,2sleep10-21swapper/112:15:171
2882123350,2sleep10-21swapper/112:15:171
2130523350,2sleep10-21swapper/108:15:211
169123350,2sleep20-21swapper/207:15:192
2899123280,2sleep228979-21ssh09:55:322
265723270,2sleep10-21swapper/107:17:481
904123260,2sleep10-21swapper/109:12:461
904123260,2sleep10-21swapper/109:12:451
2177023200,1sleep213762-21kworker/u8:1212:00:102
1237223190,1sleep111508-21kworker/u8:1109:20:141
656723160,1sleep232079-21kworker/u8:611:25:382
413923140,2sleep20-21swapper/210:11:472
1721223130,2sleep117154-21ssh09:30:191
334623120,2sleep13345-21ssh11:20:141
1005423090,2sleep110053-21ssh09:15:141
238023080,1sleep21611-21kworker/u8:308:55:212
1372423070,2sleep10-21swapper/111:41:371
2953423060,2sleep20-21swapper/212:15:442
2953423060,2sleep20-21swapper/212:15:432
2431323000,1sleep122877-21kworker/u8:709:45:261
2179523000,2sleep10-21swapper/112:00:181
2935322990,2sleep229352-21ssh11:06:062
1532022980,1sleep213760-21kworker/u8:1011:45:272
1846022970,1sleep117261-21kworker/u8:608:05:361
1846022970,1sleep117261-21kworker/u8:608:05:351
826122930,2sleep28232-21ssh10:20:362
1668622910,1sleep113461-21kworker/u8:310:40:151
1473022910,2sleep18938-21kworker/u8:409:25:161
1473022910,2sleep18938-21kworker/u8:409:25:151
1637522860,1sleep115764-21kworker/u8:110:40:001
312022850,1sleep2946-21kworker/u8:1007:20:142
301922850,1sleep130305-21kworker/u8:112:30:001
582322840,1sleep14619-21kworker/u8:512:35:191
2650722840,2sleep20-21swapper/208:30:282
1177122840,2sleep10-21swapper/107:45:251
1177122840,2sleep10-21swapper/107:45:251
772222820,3sleep17715-21ssh10:20:181
2381822790,1sleep222877-21kworker/u8:709:45:152
1760222770,2sleep117596-21ssh11:50:291
2626222760,1sleep224842-21kworker/u8:1611:00:232
1836622760,1sleep217257-21kworker/u8:208:05:282
1836622760,1sleep217257-21kworker/u8:208:05:282
1024122760,2sleep10-21swapper/107:40:321
2690322750,1sleep113762-21kworker/u8:1212:10:281
3154122740,2sleep10-21swapper/108:45:311
3064622740,1sleep227496-21kworker/u8:910:00:142
1997122740,1sleep118889-21kworker/u8:908:10:251
586622730,2sleep10-21swapper/109:05:141
286822730,2sleep12821-21apt-get11:20:011
1996122730,3sleep27639-1kworker/u9:211:55:322
741522720,2sleep27351-21ssh09:10:012
3245422720,2sleep10-21swapper/111:13:531
3245422720,2sleep10-21swapper/111:13:531
2665422720,3sleep126648-21ssh09:50:241
1432322720,2sleep20-21swapper/210:35:062
1052322720,1sleep29359-21kworker/u8:211:35:232
3151822710,16sleep131497-21kworker/u8:607:07:351
2405422710,5sleep131793-21cyclictest12:05:161
186722710,2sleep11864-21cron08:55:001
1400622710,2sleep20-21swapper/209:23:152
1590022700,2sleep10-21swapper/108:00:001
540922690,1sleep1942-21kworker/u8:807:25:361
3119922690,3sleep131183-21ssh12:20:161
260222690,2sleep20-21swapper/212:28:132
2190722690,2sleep220513-21kworker/u8:808:15:372
1846122690,1sleep213762-21kworker/u8:1211:52:312
2952522680,1sleep124842-21kworker/u8:1611:06:541
2305222670,1sleep222152-21kworker/u8:1008:20:232
1682022670,2sleep20-21swapper/208:00:342
117522670,1sleep127489-21kworker/u8:110:05:321
2306122660,2sleep20-21swapper/210:54:082
1866922660,1sleep218129-21kworker/u8:810:45:002
2207722650,2sleep222071-21ssh09:40:232
663922640,8sleep131793-21cyclictest10:17:371
1343122640,2sleep113424-21ntpq07:50:281
987722630,2sleep20-21swapper/207:40:202
700622630,1sleep15832-21kworker/u8:007:30:351
2423222630,2sleep124223-21ssh10:55:321
2203422630,2sleep10-21swapper/109:40:231
1620222630,2sleep10-21swapper/111:47:391
2198522620,1sleep120451-21kworker/u8:110:50:371
856622610,2sleep28531-21ssh09:10:382
856622610,2sleep28531-21ssh09:10:372
408322610,2sleep10-21swapper/109:00:041
408322610,2sleep10-21swapper/109:00:031
311922610,3sleep13114-21apt-get07:20:131
2573022610,1sleep213762-21kworker/u8:1212:08:392
1950322610,2sleep17004-1kworker/u9:209:35:201
585922600,2sleep25849-21ssh10:15:362
1264922600,2sleep212646-21ssh10:30:292
659522590,1sleep2942-21kworker/u8:807:30:192
41422590,2sleep10-21swapper/107:10:401
2032022590,2sleep20-21swapper/210:46:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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