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2026-01-11 - 04:03
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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 Sun Jan 11, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2777423600,1sleep226594-21kworker/u8:1221:25:232
1186923510,2sleep10-21swapper/119:05:171
1701623380,2sleep10-21swapper/119:20:181
779223330,2sleep27272-21apt-get23:00:192
939323310,2sleep10-21swapper/121:55:091
529023240,3sleep24861-1kworker/u9:221:45:342
529023240,3sleep24861-1kworker/u9:221:45:342
1701723180,1sleep212989-21kworker/u8:519:20:192
1351023040,2sleep212992-21kworker/u8:819:10:132
778723030,1sleep16474-21kworker/u8:523:00:181
2270323030,2sleep20-21swapper/223:30:352
1352823010,1sleep211881-21kworker/u8:120:47:312
1352823010,1sleep211881-21kworker/u8:120:47:312
393522990,1sleep13654-21kworker/u8:2820:20:001
1561222950,2sleep215609-21ssh23:15:392
2054222940,2sleep120541-21ssh21:10:131
2735922910,1sleep226236-21kworker/u8:919:50:312
371022860,3sleep23701-21ntpq22:50:452
2740022860,1sleep126236-21kworker/u8:919:50:341
2409722850,1sleep219791-21kworker/u8:1719:40:302
2544822840,3sleep110233-1kworker/u9:021:20:181
2243122830,2sleep229567-1kworker/u9:119:35:262
1792222830,1sleep114108-21kworker/u8:1423:20:371
1186222830,4sleep211863-21apt-get19:05:122
1367922820,2sleep20-21swapper/200:20:272
486122810,2sleep10-21swapper/120:20:321
1210822810,2sleep30-21swapper/319:05:313
758222800,1sleep25915-21kworker/u8:021:50:372
1303722800,2sleep10-21swapper/100:20:061
2985022790,2sleep129844-21ssh23:45:521
2573322790,2sleep10-21swapper/119:45:311
1199922760,1sleep210777-21kworker/u8:522:00:242
120822750,1sleep230319-21kworker/u8:723:55:142
2355822740,2sleep20-21swapper/221:15:332
2889022730,7sleep213309-21cyclictest22:35:382
2777222730,2sleep10-21swapper/121:25:231
1863522730,2sleep119-21ksoftirqd/119:25:171
1196622730,3sleep20-21swapper/200:16:212
542622720,2sleep20-21swapper/220:22:512
2205922720,3sleep122028-21munin-run00:40:001
1559122720,4sleep225-21ksoftirqd/219:15:232
1148622720,2sleep211344-1kworker/u9:223:07:222
1148622720,2sleep211344-1kworker/u9:223:07:222
77522710,16sleep130326-21kworker/u8:1523:54:321
381922700,3sleep131489-21kworker/u8:521:42:441
1938522700,1sleep15915-21kworker/u8:022:15:261
3048922690,1sleep120294-21kworker/u8:922:40:031
3048922690,1sleep120294-21kworker/u8:922:40:031
2126522690,1sleep211887-21kworker/u8:1121:10:352
524322680,1sleep14408-21kworker/u8:422:55:141
146622680,1sleep2386-21kworker/u8:320:10:282
340822670,2sleep20-21swapper/221:40:512
3073522670,4sleep130718-21ssh21:30:371
2802022670,1sleep122613-21kworker/u8:1022:35:011
2655522670,4sleep119-21ksoftirqd/123:40:121
2361622670,1sleep222613-21kworker/u8:1022:25:132
2210922670,4sleep110559-21kworker/1:022:20:421
1585822670,2sleep10-21swapper/120:55:181
1316922670,2sleep10-21swapper/122:01:271
946522660,2sleep130319-21kworker/u8:700:10:411
771922660,2sleep20-21swapper/220:30:182
2486022660,2sleep10-21swapper/123:35:261
1318722660,2sleep20-21swapper/223:10:372
866622650,3sleep16968-21kworker/u8:5620:32:471
2084022650,1sleep219794-21kworker/u8:2119:30:292
2002422650,3sleep111887-21kworker/u8:1121:07:171
1455522650,2sleep10-21swapper/120:50:271
1051522650,2sleep29797-21kworker/u8:200:15:002
3201122640,2sleep20-21swapper/223:50:352
254822640,1sleep225-21ksoftirqd/220:15:152
1993522640,2sleep10-21swapper/100:35:021
1993522640,2sleep10-21swapper/100:35:021
195522640,1sleep130320-21kworker/u8:823:55:371
1825422640,1sleep215150-21kworker/u8:1921:00:462
1825422640,1sleep215150-21kworker/u8:1921:00:462
1495422640,1sleep110777-21kworker/u8:522:05:341
1250822640,2sleep10-21swapper/100:18:491
1075122640,1sleep110234-21kworker/u8:920:40:141
942422630,1sleep28225-21kworker/u8:121:55:192
58122620,1sleep131486-21kworker/u8:221:35:361
46322620,2sleep20-21swapper/221:35:302
2995822620,2sleep10-21swapper/122:38:471
2789622620,1sleep214108-21kworker/u8:1423:41:542
2631622620,2sleep226260-21ssh23:40:012
1725422620,3sleep117244-21apt21:00:161
1725422620,3sleep117244-21apt21:00:161
3232722610,2sleep10-21swapper/120:05:331
2536422610,1sleep120294-21kworker/u8:922:28:511
2064222610,2sleep20-21swapper/222:19:102
1854822610,2sleep20-21swapper/223:21:542
1839922610,4sleep222006-21kworker/2:200:30:322
1839922610,4sleep222006-21kworker/2:200:30:322
3067922600,1sleep229165-21kworker/u8:121:30:342
2890622600,1sleep127870-21kworker/u8:019:55:281
809422590,3sleep24900-1kworker/u9:200:09:582
809422590,3sleep24900-1kworker/u9:200:09:582
658222590,2sleep20-21swapper/222:56:552
2781822590,2sleep20-21swapper/222:34:342
2545822590,1sleep224253-21kworker/u8:321:20:202
1350822580,2sleep10-21swapper/119:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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