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2026-04-29 - 07:53
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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 Apr 29, 2026 00:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1846623260,1sleep117689-21kworker/u8:120:30:291
2107123150,2sleep10-21swapper/120:35:431
1621223150,1sleep114419-21kworker/u8:1221:45:391
3130923100,2sleep10-21swapper/121:08:281
1018923090,2sleep10-21swapper/121:34:051
848723080,1sleep21148-21kworker/u8:920:00:212
555823080,1sleep22770-21kworker/u8:1619:50:352
2127123070,2sleep20-21swapper/220:38:092
1738423050,2sleep20-21swapper/200:10:322
2285023040,2sleep20-21swapper/220:42:282
2285023040,2sleep20-21swapper/220:42:282
827323030,1sleep22023-21kworker/u8:323:50:382
2199322970,1sleep218077-21kworker/u8:600:20:382
1064122940,2sleep20-21swapper/220:05:282
2067222930,2sleep10-21swapper/100:18:401
2820522910,2sleep10-21swapper/121:00:001
1230722910,4sleep119-21ksoftirqd/120:10:291
2732322900,2sleep215769-1kworker/u9:100:32:442
2574922900,1sleep124570-21kworker/u8:1419:15:351
1181922900,5sleep2121rcu_preempt23:59:432
3028722890,2sleep20-21swapper/221:05:202
2391522880,2sleep10-21swapper/119:10:261
2391522880,2sleep10-21swapper/119:10:251
3273922870,3sleep132732-21ntpq19:35:291
2090522870,1sleep111345-21kworker/u8:623:07:261
3077922860,3sleep130766-21apt-get23:30:141
789922850,2sleep12023-21kworker/u8:323:50:251
294722850,6sleep2121rcu_preempt21:16:542
1761422850,3sleep217603-21ntpq23:00:302
1083822850,1sleep12023-21kworker/u8:323:56:001
89122830,1sleep227918-21kworker/u8:222:25:162
2410022830,2sleep20-21swapper/219:10:352
2410022830,2sleep20-21swapper/219:10:342
2382922830,1sleep222677-21kworker/u8:000:25:202
566422820,2sleep10-21swapper/123:45:261
1954322790,2sleep20-21swapper/200:15:272
1504922770,2sleep215040-21ssh00:05:302
3264622760,1sleep229412-21kworker/u8:219:35:272
3173822760,1sleep225661-21kworker/u8:322:20:342
3173822760,1sleep225661-21kworker/u8:322:20:332
1260022760,4sleep23624-1kworker/u9:200:00:272
722422750,1sleep11148-21kworker/u8:919:55:321
1170922750,2sleep20-21swapper/220:10:142
1224922740,1sleep27444-21kworker/u8:022:50:122
2387522730,1sleep219551-21kworker/u8:1220:45:292
1900722730,1sleep116108-21kworker/u8:1123:05:001
1352522730,2sleep20-21swapper/221:40:262
437922700,2sleep10-21swapper/122:31:141
2626522700,2sleep126264-21apt23:20:101
1632222700,2sleep20-21swapper/222:58:182
1396122700,2sleep10-21swapper/120:15:321
1396122700,2sleep10-21swapper/120:15:321
1820822690,1sleep118077-21kworker/u8:600:12:371
2324022680,1sleep112097-21kworker/u8:822:01:161
1584122680,2sleep10-21swapper/100:07:091
1390422680,1sleep26021-21kworker/u8:2320:15:292
1390422680,1sleep26021-21kworker/u8:2320:15:292
2228722670,2sleep30-21swapper/319:05:253
2228722670,2sleep30-21swapper/319:05:253
2866222660,2sleep20-21swapper/221:00:172
1129822660,1sleep19799-21kworker/u8:221:35:301
329422650,3sleep23290-21apt-get19:45:122
3237222650,2sleep232363-21ssh21:10:302
2898622650,2sleep10-21swapper/119:25:331
2737922650,3sleep11481-21ntpd19:20:301
2425122650,2sleep124242-21ssh00:25:351
2248722650,2sleep222456-21ssh22:00:232
1279322650,7sleep13624-1kworker/u9:200:00:311
908722640,1sleep11148-21kworker/u8:920:00:361
626322640,2sleep20-21swapper/223:45:472
614022640,1sleep227918-21kworker/u8:222:35:332
443422640,1sleep129865-21kworker/u8:423:42:521
400822640,1sleep22187-21kworker/u8:722:30:392
1822822640,8sleep225-21ksoftirqd/221:50:382
1065922640,3sleep210658-21ssh21:35:112
2996122630,1sleep129563-21kworker/u8:1800:39:301
2993222630,2sleep20-21swapper/222:16:032
2732522630,2sleep20-21swapper/219:20:282
2155622630,1sleep114419-21kworker/u8:1221:59:061
2126922630,1sleep118077-21kworker/u8:600:20:121
1635522630,2sleep20-21swapper/221:46:002
57322620,1sleep229862-21kworker/u8:123:35:142
308522620,1sleep1572-21kworker/u8:221:17:331
2305022620,2sleep10-21swapper/120:45:001
2305022620,2sleep10-21swapper/120:45:001
2284922620,2sleep10-21swapper/119:05:591
2284922620,2sleep10-21swapper/119:05:581
1722122620,1sleep214398-21kworker/u8:620:25:342
688322610,1sleep127918-21kworker/u8:222:37:211
628722610,1sleep25245-21kworker/u8:721:25:182
463722610,2sleep24628-21ssh21:20:392
2534322610,2sleep225252-1kworker/u9:123:17:042
134722610,2sleep10-21swapper/123:35:371
783222600,2sleep10-21swapper/121:28:381
2895722600,2sleep119-21ksoftirqd/121:00:241
3064922590,2sleep10-21swapper/122:19:241
2726622590,2sleep20-21swapper/222:10:372
2581822590,1sleep124445-21kworker/u8:120:50:391
1291822590,2sleep112912-21ssh22:50:361
84122580,1sleep131156-21kworker/u8:5021:12:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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