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2026-06-30 - 00:20
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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 Mon Jun 29, 2026 12:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1081824500,1sleep228397-21kworker/u8:211:45:192
2794124400,3sleep227940-21ssh10:00:342
2918323870,5sleep212202-21kworker/u8:012:25:032
2784923740,4sleep126426-21kworker/u8:1510:00:281
765923490,2sleep10-21swapper/107:40:351
2132023450,1sleep212512-21kworker/u8:809:45:392
789323400,2sleep20-21swapper/210:27:252
1038723310,2sleep20-21swapper/209:22:382
1720723290,2sleep10-21swapper/109:37:171
1289423190,3sleep111364-21kworker/u8:1007:55:391
1289423190,3sleep111364-21kworker/u8:1007:55:391
2135923170,1sleep219605-21kworker/u8:2208:20:502
269323120,1sleep11612-21kworker/u8:807:25:271
1971823090,2sleep20-21swapper/208:18:452
1048623070,2sleep10-21swapper/107:50:161
2979523060,1sleep127354-21kworker/u8:2107:10:191
1536123050,2sleep112208-21kworker/u8:711:55:151
71123040,1sleep232295-21kworker/u8:107:20:222
1188323020,1sleep28599-21kworker/u8:009:25:372
1188323020,1sleep28599-21kworker/u8:009:25:362
894622970,1sleep24863-21kworker/u8:107:45:192
2269922970,2sleep222681-21ssh11:00:172
2969722950,10sleep2121rcu_preempt10:05:082
2803222930,2sleep128033-21/usr/sbin/munin07:05:161
2289622930,2sleep122895-21ssh11:00:211
2174722930,6sleep119-21ksoftirqd/110:58:191
596022920,1sleep24863-21kworker/u8:107:35:292
506022900,2sleep15029-21ssh09:10:401
3171122900,1sleep129577-21kworker/u8:508:55:151
2721822900,2sleep228480-21kworker/2:011:10:182
317622880,4sleep2121rcu_preempt07:26:212
3007722880,2sleep10-21swapper/108:50:131
1855522880,2sleep20-21swapper/210:50:372
1648022880,7sleep216479-21ntpq09:35:342
629922870,3sleep26298-21diskstats11:35:202
3058722870,2sleep10-21swapper/112:26:401
1158222840,1sleep128397-21kworker/u8:211:45:421
431822830,1sleep13246-21kworker/u8:1507:30:301
431822830,1sleep13246-21kworker/u8:1507:30:301
3227122830,1sleep226493-21kworker/u8:112:30:312
862622820,3sleep16506-21kworker/u8:407:45:101
3215822820,1sleep230714-21kworker/u8:311:20:292
2012922820,1sleep27882-21kworker/u8:610:55:162
1612622820,1sleep210171-21kworker/u8:710:45:272
3143422810,1sleep230672-21kworker/u8:2607:15:192
2273222810,3sleep122237-21/usr/sbin/munin12:10:231
1981622780,1sleep217182-21kworker/u8:309:43:372
1416922780,3sleep114161-21ssh09:30:341
509922770,1sleep12751-21kworker/u8:711:32:021
1100822770,3sleep13963-21diskmemload10:35:161
1100822770,3sleep13963-21diskmemload10:35:151
715422760,5sleep1191ksoftirqd/111:36:001
686622760,3sleep26865-21ssh09:15:232
2741622760,1sleep216590-21kworker/u8:412:20:292
2741622760,1sleep216590-21kworker/u8:412:20:292
1906522760,2sleep110170-1kworker/u9:310:51:171
1480422760,2sleep20-21swapper/209:31:472
271622750,1sleep22035-21kworker/u8:609:05:182
2634322750,2sleep10-21swapper/111:08:211
2543722750,1sleep119586-21kworker/u8:108:35:211
3270322740,1sleep126192-21kworker/u8:1010:10:401
2814622740,3sleep30-21swapper/307:05:193
908622730,2sleep22756-1kworker/u9:211:40:402
2758522730,2sleep10-21swapper/108:40:361
1575322720,2sleep10-21swapper/108:05:281
1575322720,2sleep10-21swapper/108:05:281
145522720,2sleep20-21swapper/210:14:262
1408922720,2sleep225-21ksoftirqd/208:00:272
1332822710,2sleep20-21swapper/211:50:172
817222700,3sleep10-21swapper/110:28:441
495822700,1sleep2385-21kworker/u8:009:10:362
2586922700,1sleep223810-21kworker/u8:611:06:172
154322700,1sleep231221-21kworker/u8:1109:00:272
787122690,2sleep16196-1kworker/u9:209:16:421
3049622690,2sleep128533-1kworker/u9:110:05:531
2910422690,1sleep227938-21kworker/u8:008:45:352
2574422690,2sleep125711-21ssh09:55:391
241722690,4sleep22363-21ssh10:15:262
1756922690,4sleep117566-21cron10:49:591
700822680,1sleep26507-21kworker/u8:507:40:162
51822680,1sleep130713-21kworker/u8:111:22:211
3038122680,4sleep225-21ksoftirqd/207:10:362
1825522680,4sleep2241rcuc/212:00:272
2994422670,2sleep20-21swapper/211:15:382
213722670,1sleep2582-21kworker/u8:611:25:302
944122660,1sleep17880-21kworker/u8:410:30:381
944122660,1sleep17880-21kworker/u8:410:30:381
2517422660,5sleep2251ksoftirqd/209:55:192
223422660,2sleep12184-21ssh11:25:341
2104122660,2sleep10-21swapper/109:45:291
1399922660,2sleep113986-21ssh10:40:351
1399922660,2sleep113986-21ssh10:40:351
119222660,2sleep124726-1kworker/u9:009:00:191
336822650,1sleep22907-21kworker/u8:712:39:402
2919522650,1sleep224158-21kworker/u8:707:09:162
600622640,2sleep10-21swapper/107:35:331
2811422640,2sleep10-21swapper/112:21:481
2811422640,2sleep10-21swapper/112:21:481
2394222640,2sleep20-21swapper/209:51:502
1599922640,1sleep212208-21kworker/u8:711:55:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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