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2026-05-02 - 04:23
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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 May 02, 2026 00:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2755523930,1sleep121948-21kworker/u8:021:00:291
1496423550,2sleep10-21swapper/122:55:491
1445023250,1sleep28941-21kworker/u8:3720:20:162
3236023230,2sleep10-21swapper/123:35:211
3236023230,2sleep10-21swapper/123:35:211
2846523060,1sleep122456-21kworker/u8:322:15:271
2846523060,1sleep122456-21kworker/u8:322:15:271
2261523030,2sleep20-21swapper/219:05:342
2261523030,2sleep20-21swapper/219:05:342
1043823030,1sleep221948-21kworker/u8:021:35:312
2094122990,2sleep20-21swapper/223:10:182
2588122960,2sleep225882-21sh22:10:212
2588122960,2sleep225882-21sh22:10:212
227822930,2sleep10-21swapper/119:41:001
355522910,1sleep121948-21kworker/u8:021:20:271
355522910,1sleep121948-21kworker/u8:021:20:261
3138422910,2sleep10-21swapper/121:10:261
3077522910,2sleep10-21swapper/122:20:281
2171422910,1sleep218657-21kworker/u8:120:40:422
2613622870,2sleep10-21swapper/122:10:241
2613622870,2sleep10-21swapper/122:10:241
1820722850,1sleep213754-21kworker/u8:2520:30:332
1672622850,1sleep110686-21kworker/u8:823:00:281
1672622850,1sleep110686-21kworker/u8:823:00:281
767422840,1sleep16111-21kworker/u8:022:40:281
1607222840,1sleep130963-21kworker/u8:400:10:271
2545822830,4sleep2241rcuc/200:30:332
314622820,2sleep20-21swapper/222:30:362
2890422820,1sleep126577-21kworker/u8:623:27:211
1786722810,6sleep2121rcu_preempt21:52:002
1786722810,6sleep2121rcu_preempt21:51:592
1652222810,2sleep115596-21kworker/u8:221:50:141
1652222810,2sleep115596-21kworker/u8:221:50:141
3109022790,2sleep231081-21ssh21:10:182
1473022790,1sleep210683-21kworker/u8:522:55:412
2535222780,2sleep225309-21ssh22:10:012
3034322770,2sleep10-21swapper/119:30:141
1904122770,6sleep119040-21ssh00:16:461
1553022770,2sleep10-21swapper/120:23:161
3004822760,1sleep226590-21kworker/u8:2023:30:202
1973822760,2sleep20-21swapper/220:35:272
1831222760,5sleep2251ksoftirqd/200:15:262
679522750,6sleep1191ksoftirqd/122:40:001
1043022750,2sleep10-21swapper/123:59:011
1043022750,2sleep10-21swapper/123:59:011
2735122740,2sleep10-21swapper/119:20:171
1004822730,1sleep18942-21kworker/u8:3820:05:321
1510722720,2sleep10-21swapper/100:09:341
581122710,1sleep13362-21kworker/u8:523:48:321
486122710,1sleep226577-21kworker/u8:623:45:362
177922710,1sleep231469-21kworker/u8:4519:40:242
830322700,2sleep10-21swapper/120:00:251
830322700,2sleep10-21swapper/120:00:251
3034722700,2sleep10-21swapper/123:30:271
2125022700,1sleep115322-21kworker/u8:1123:10:251
2106922700,1sleep120301-21kworker/u8:720:40:251
1670822700,2sleep20-21swapper/200:11:242
854722690,7sleep1191ksoftirqd/121:30:401
746122690,1sleep26454-21kworker/u8:621:30:042
711722690,1sleep15632-21kworker/u8:1123:50:341
471722690,1sleep23987-21kworker/u8:1119:50:172
2176922690,2sleep121764-21ssh22:00:351
3015022680,1sleep224745-21kworker/u8:922:20:142
2469622680,2sleep230019-21kworker/2:220:50:322
229222680,2sleep12279-21apt-get22:30:141
2523222670,2sleep125231-21ssh23:20:141
1394422670,2sleep20-21swapper/200:05:422
227722660,1sleep130959-21kworker/u8:023:40:241
2256722660,2sleep30-21swapper/319:05:313
2256722660,2sleep30-21swapper/319:05:313
322922650,1sleep131465-21kworker/u8:4119:45:311
322922650,1sleep131465-21kworker/u8:4119:45:301
126122650,2sleep10-21swapper/122:26:331
1087022650,2sleep10-21swapper/122:48:081
994822640,2sleep20-21swapper/220:05:262
840922640,3sleep28405-21munin-run23:55:002
3199822640,2sleep20-21swapper/219:35:142
2793822640,3sleep127873-21ssh00:35:391
1983822640,1sleep117856-21kworker/u8:421:55:401
85322630,2sleep20-21swapper/223:36:432
85322630,2sleep20-21swapper/223:36:432
51222630,2sleep2501-21ssh22:25:242
2936522630,2sleep10-21swapper/119:25:331
2815222630,2sleep228147-21ssh23:25:342
1968922630,2sleep10-21swapper/123:06:421
630322620,2sleep10-21swapper/121:25:411
3100822620,2sleep20-21swapper/219:30:352
2593922620,2sleep225935-21ssh23:20:352
2455922620,2sleep224558-21ssh23:18:182
2632022610,2sleep20-21swapper/220:55:342
1229922610,1sleep22078-21kworker/u8:221:40:182
2875622600,1sleep228380-21kworker/u8:900:38:372
255922600,2sleep20-21swapper/221:19:272
2267422600,3sleep222546-21/usr/sbin/munin00:25:302
774222590,2sleep26111-21kworker/u8:022:40:332
2156922590,5sleep119-21ksoftirqd/100:22:461
2156922590,5sleep119-21ksoftirqd/100:22:451
1896622580,2sleep218957-21ssh23:05:242
1653022580,3sleep13980-1kworker/u9:120:25:291
1122622580,1sleep130963-21kworker/u8:400:00:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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