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2026-03-14 - 21:56
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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 Sat Mar 14, 2026 12:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
622225310,2sleep20-21swapper/211:43:582
622225310,2sleep20-21swapper/211:43:572
379523950,1sleep22642-21kworker/u8:1007:40:332
3101523740,2sleep20-21swapper/209:05:092
3101523740,2sleep20-21swapper/209:05:092
2423123420,2sleep224225-21ssh10:00:392
1780323240,2sleep10-21swapper/112:09:491
2881623130,1sleep228030-21kworker/u8:307:20:182
3268923100,3sleep228657-21kworker/u8:609:10:132
2377723090,1sleep117109-21kworker/u8:012:20:431
2019023090,2sleep20-21swapper/211:04:062
1943623090,1sleep215384-21kworker/u8:709:50:332
3069223080,2sleep10-21swapper/110:15:211
3254223070,2sleep10-21swapper/110:20:041
705023060,2sleep20-21swapper/207:50:332
378923050,2sleep10-21swapper/107:40:311
2931923040,2sleep20-21swapper/211:24:082
906523030,2sleep10-21swapper/107:56:111
2882523030,4sleep128037-21kworker/u8:1307:20:211
89223010,2sleep20-21swapper/207:34:162
1444122970,2sleep214430-21ssh10:50:312
769122950,2sleep27670-21ssh10:35:322
749422900,3sleep27492-21ssh09:25:212
3179122890,1sleep229374-21kworker/u8:810:17:472
2319522880,2sleep20-21swapper/208:40:252
1870722880,1sleep117109-21kworker/u8:012:10:251
1225522880,1sleep18461-21kworker/u8:1310:45:361
729922860,1sleep25839-21kworker/u8:111:45:232
2549722860,1sleep117445-21kworker/u8:311:15:181
1431022860,2sleep214297-21ssh12:00:372
543222850,2sleep20-21swapper/207:45:342
968322840,2sleep19678-21ssh11:50:331
61122840,1sleep227074-21kworker/u8:510:20:252
339122820,6sleep13390-21ssh11:37:261
2489922820,2sleep10-21swapper/108:45:311
2702122810,2sleep10-21swapper/110:06:331
2698422810,2sleep20-21swapper/210:06:222
1923122810,3sleep119203-21ssh11:00:391
1219622810,2sleep1181rcuc/109:35:281
2701222800,1sleep222667-21kworker/u8:111:19:022
1966022800,1sleep112390-21kworker/u8:008:30:201
1214922800,3sleep212138-21ssh10:45:292
511922770,1sleep228657-21kworker/u8:609:20:172
2537122770,1sleep121479-21kworker/u8:1307:10:161
250822760,2sleep20-21swapper/211:35:252
1712322760,5sleep22-21kthreadd12:06:412
3241422750,1sleep131543-21kworker/u8:107:30:231
2317422750,1sleep122083-21kworker/u8:011:10:161
970422740,1sleep25839-21kworker/u8:111:50:332
2786922740,6sleep225-21ksoftirqd/212:30:282
2786922740,6sleep225-21ksoftirqd/212:30:282
1396822740,3sleep112391-21kworker/u8:108:11:311
2454822730,1sleep223778-21kworker/u8:1108:45:202
2295022730,3sleep222949-21ssh11:10:142
3263922720,1sleep128794-21kworker/u8:711:30:261
2188722720,2sleep121881-21ssh09:55:441
777322710,1sleep16190-21kworker/u8:709:25:281
3269922710,1sleep128657-21kworker/u8:609:10:171
2410822710,1sleep118441-21kworker/u8:010:00:301
1206422700,1sleep210772-21kworker/u8:808:05:412
2128622690,2sleep121279-21sed11:05:301
991522680,1sleep28478-21kworker/u8:109:30:232
3028122670,3sleep116065-1kworker/u9:211:25:231
2781222670,7sleep119-21ksoftirqd/111:20:211
2065222670,1sleep217111-21kworker/u8:412:15:182
3102422660,2sleep128659-1kworker/u9:109:05:131
3102422660,2sleep128659-1kworker/u9:109:05:131
2333922660,2sleep20-21swapper/212:20:312
1129322660,1sleep110442-21kworker/u8:311:55:141
542222650,1sleep13889-21kworker/u8:410:30:331
264322650,2sleep22608-21ssh09:15:162
1505522650,1sleep213059-21kworker/u8:309:40:532
1505522650,1sleep213059-21kworker/u8:309:40:532
1134022650,1sleep28461-21kworker/u8:1310:45:012
1134022650,1sleep28461-21kworker/u8:1310:45:012
1120622650,1sleep110542-21kworker/u8:2110:44:511
1120622650,1sleep110542-21kworker/u8:2110:44:511
3067522640,10sleep1181rcuc/107:25:191
378122630,2sleep132185-1kworker/u9:209:16:191
3107422630,1sleep228037-21kworker/u8:1307:25:332
2863922630,1sleep227076-21kworker/u8:710:10:282
396922620,2sleep20-21swapper/210:27:412
2312822620,1sleep215385-21kworker/u8:809:59:392
1472722620,2sleep112507-21kworker/u8:612:01:061
265322610,1sleep1719-21kworker/u8:007:37:221
265322610,1sleep1719-21kworker/u8:007:37:211
2589522610,1sleep221479-21kworker/u8:1307:10:282
1105522610,1sleep210773-21kworker/u8:908:05:002
1883822600,2sleep20-21swapper/208:26:112
507422590,2sleep128795-21kworker/u8:811:40:351
507422590,2sleep128795-21kworker/u8:811:40:351
2590322590,1sleep225400-21kworker/u8:008:50:142
1717422590,1sleep215127-21kworker/u8:010:55:462
1552322590,2sleep20-21swapper/208:15:412
2767722580,1sleep225401-21kworker/u8:208:55:172
2506622580,2sleep221479-21kworker/u8:1307:10:002
205122580,1sleep228037-21kworker/u8:1307:35:332
205122580,1sleep228037-21kworker/u8:1307:35:332
872222570,1sleep15839-21kworker/u8:111:49:591
2815322570,2sleep10-21swapper/108:55:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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