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2026-04-21 - 06:10
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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 Apr 21, 2026 00:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2196823170,2sleep121962-21ssh22:05:381
2658023100,2sleep10-21swapper/100:36:091
664823060,1sleep16641-21kworker/u8:1021:32:151
2210523060,1sleep122074-21kworker/u8:900:26:291
2154223020,1sleep20-21swapper/220:47:182
303823000,1sleep119903-21kworker/u8:421:25:171
1801422990,1sleep215001-21kworker/u8:920:35:412
517622940,1sleep11173-21kworker/u8:023:50:321
68722930,2sleep20-21swapper/221:20:152
945222920,1sleep28545-21kworker/u8:920:10:242
945222920,1sleep28545-21kworker/u8:920:10:242
2921022920,2sleep20-21swapper/221:10:302
632622900,2sleep20-21swapper/220:00:352
480522900,4sleep24806-21kworker/u8:722:40:012
46422900,4sleep224980-21kworker/u8:122:30:162
3124322890,2sleep131242-21ssh22:25:361
1259322890,8sleep225-21ksoftirqd/222:55:372
1371122870,3sleep26636-1kworker/u9:321:48:292
1025722860,1sleep26641-21kworker/u8:1021:40:252
935922840,2sleep16636-1kworker/u9:322:50:011
2208222840,1sleep20-21swapper/222:05:462
530222830,1sleep14999-21kworker/u8:1220:00:011
519122830,1sleep231289-21kworker/u8:1523:50:332
1790022830,1sleep116628-21kworker/u8:1420:35:401
259722810,1sleep230624-21kworker/u8:419:50:292
1473922780,4sleep212841-1kworker/u9:100:10:452
1944822770,1sleep16635-21kworker/u8:422:00:271
1944822770,1sleep16635-21kworker/u8:422:00:261
2735422750,1sleep224980-21kworker/u8:122:17:442
2632022750,2sleep10-21swapper/119:25:151
2319822750,3sleep123182-21ssh23:20:151
2770522740,2sleep10-21swapper/122:19:241
2158022740,7sleep121203-21cyclictest23:15:341
2158022740,7sleep121203-21cyclictest23:15:331
3092222730,1sleep229582-21kworker/u8:822:25:292
2744922730,1sleep224365-21kworker/u8:2000:40:002
2420922730,2sleep10-21swapper/122:10:281
1925822710,1sleep26635-21kworker/u8:422:00:242
1925822710,1sleep26635-21kworker/u8:422:00:232
1859022710,2sleep10-21swapper/123:10:031
1859022710,2sleep10-21swapper/123:10:031
90322700,1sleep124174-21kworker/u8:519:45:251
1291622700,3sleep10-21swapper/120:20:321
258122690,7sleep12256-1kworker/u9:223:45:291
258122690,7sleep12256-1kworker/u9:223:45:291
1593322690,1sleep115364-21kworker/u8:1100:14:471
1415122690,2sleep214133-21apt-get23:00:142
2877222680,1sleep127259-21kworker/u8:422:20:291
1589222680,2sleep20-21swapper/220:30:252
1455222680,2sleep20-21swapper/220:25:312
1455222680,2sleep20-21swapper/220:25:312
761322670,2sleep25781-1kworker/u9:023:55:372
1723122670,1sleep215829-21kworker/u8:921:55:322
1040622660,2sleep110405-21ssh21:40:281
1000022660,1sleep231288-21kworker/u8:1400:00:392
653722650,1sleep26382-21kworker/u8:1222:42:332
427722650,2sleep20-21swapper/223:50:012
427722650,2sleep20-21swapper/223:50:002
68122640,1sleep126442-21kworker/u8:1021:20:131
2878722640,2sleep20-21swapper/222:20:302
2146122640,2sleep20-21swapper/223:15:272
2146122640,2sleep20-21swapper/223:15:262
2041522640,2sleep20-21swapper/219:05:342
1235722640,2sleep10-21swapper/121:45:221
797322630,2sleep20-21swapper/220:05:282
3218722630,1sleep231282-21kworker/u8:623:40:142
2201922630,2sleep20-21swapper/219:10:312
857522620,2sleep20-21swapper/222:46:272
806322620,2sleep18057-21ssh21:35:251
2731622610,1sleep225828-21kworker/u8:319:25:402
2255022610,2sleep20-21swapper/220:50:242
1298622610,1sleep14085-21kworker/u8:722:55:551
1214222610,1sleep25782-21kworker/u8:800:05:302
998922600,2sleep10-21swapper/100:00:381
92122600,2sleep20-21swapper/219:45:262
2954922600,1sleep124174-21kworker/u8:519:35:161
2306822600,2sleep10-21swapper/120:51:151
1600122600,2sleep20-21swapper/221:53:312
1600122600,2sleep20-21swapper/221:53:312
1212222600,2sleep10-21swapper/100:05:291
703622590,1sleep16887-21kworker/u8:120:03:471
2888622590,2sleep20-21swapper/223:31:232
2366122590,2sleep20-21swapper/223:20:252
2060522590,3sleep220573-21ssh00:25:012
2040422590,1sleep117593-21kworker/u8:919:05:321
1721422590,3sleep113536-1kworker/u9:121:55:311
1708822590,3sleep20-21swapper/223:05:342
767222580,1sleep131286-21kworker/u8:1023:55:391
1945222580,4sleep1191ksoftirqd/120:40:341
1945222580,4sleep1191ksoftirqd/120:40:341
1878722580,1sleep28539-21kworker/u8:220:40:152
1878722580,1sleep28539-21kworker/u8:220:40:152
253322570,1sleep132268-21kworker/u8:619:50:271
1964422570,2sleep10-21swapper/100:20:421
1460422570,1sleep18930-21kworker/u8:021:50:211
1460422570,1sleep18930-21kworker/u8:021:50:211
807822560,1sleep26641-21kworker/u8:1021:35:262
3054622560,2sleep20-21swapper/223:35:332
2418922560,1sleep119903-21kworker/u8:420:55:251
1698322560,1sleep115365-21kworker/u8:1200:15:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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