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2026-04-08 - 21:37
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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 08, 2026 12:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2330323810,1sleep223258-21kworker/u8:209:32:292
1488023560,2sleep114871-21ssh11:35:351
793523470,2sleep20-21swapper/211:20:242
2550123390,1sleep215343-21kworker/u8:412:00:122
2330023360,1sleep118396-21kworker/u8:809:32:281
1761523250,2sleep10-21swapper/111:41:101
345723230,2sleep222992-21kworker/u8:111:10:312
1897923200,1sleep217804-21kworker/u8:307:50:342
1750123130,2sleep20-21swapper/211:40:382
93023080,2sleep10-21swapper/112:15:531
93023080,2sleep10-21swapper/112:15:531
1611223080,2sleep10-21swapper/107:41:001
1381023080,3sleep1121rcu_preempt11:34:431
1381023080,3sleep1121rcu_preempt11:34:421
545822990,1sleep24085-21kworker/u8:911:15:212
1122522990,2sleep20-21swapper/209:05:232
2227022980,6sleep1181rcuc/108:00:341
1741922980,2sleep116090-21kworker/u8:009:20:211
1751922970,2sleep216090-21kworker/u8:009:20:222
1810122960,10sleep1121rcu_preempt07:50:011
43622950,2sleep20-21swapper/208:34:342
822822940,2sleep10-21swapper/108:55:331
417022930,2sleep20-21swapper/207:05:272
417022930,2sleep20-21swapper/207:05:272
1024722920,1sleep18701-21kworker/u8:511:25:301
1225522900,1sleep110335-21kworker/u8:5709:10:001
3009622890,1sleep221090-21kworker/u8:408:25:182
1102922860,2sleep225-21ksoftirqd/210:15:512
203522850,2sleep22034-21ssh12:19:562
203522850,2sleep22034-21ssh12:19:562
3068222840,1sleep227538-21kworker/u8:011:00:142
1951022840,11sleep119-21ksoftirqd/109:25:181
1077622830,1sleep19724-21kworker/u8:7607:25:271
2728922820,2sleep10-21swapper/108:15:351
1375422820,6sleep2121rcu_preempt11:34:282
1375422820,6sleep2121rcu_preempt11:34:282
2896922810,1sleep224301-21kworker/u8:708:20:302
1730522800,1sleep216176-21kworker/u8:507:45:312
1426022760,2sleep20-21swapper/210:23:402
1426022760,2sleep20-21swapper/210:23:392
577422750,1sleep131350-21kworker/u8:012:25:541
756522730,1sleep25893-21kworker/u8:312:30:302
465122730,1sleep231350-21kworker/u8:012:25:142
2095722730,1sleep219436-21kworker/u8:507:55:372
1125122720,2sleep20-21swapper/207:26:182
2262022710,1sleep221095-21kworker/u8:908:00:382
1860522710,1sleep117804-21kworker/u8:307:50:211
1405222710,1sleep210335-21kworker/u8:5709:13:032
2018122700,1sleep218398-21kworker/u8:1009:25:382
1234722700,2sleep20-21swapper/207:30:232
1227622700,3sleep112269-21munin-run10:20:011
2567922690,2sleep20-21swapper/210:49:092
1502222690,2sleep20-21swapper/209:15:202
851722680,1sleep28000-21kworker/u8:1607:20:142
1483322680,2sleep10-21swapper/110:25:151
1227722680,3sleep112276-21memory07:30:231
2639622670,2sleep20-21swapper/210:50:162
2639622670,2sleep20-21swapper/210:50:162
368622660,2sleep30-21swapper/307:05:163
368622660,2sleep30-21swapper/307:05:153
2967522660,2sleep20-21swapper/212:09:582
2967522660,2sleep20-21swapper/212:09:572
2380122660,2sleep20-21swapper/211:55:262
1999622660,1sleep214017-21kworker/u8:1110:35:342
1776722660,2sleep217764-21ssh10:30:342
829722650,2sleep10-21swapper/112:32:061
3204122650,3sleep15025-21cyclictest08:30:231
2968222650,2sleep20-21swapper/209:45:512
217322650,1sleep132122-21kworker/u8:411:08:201
1937922650,3sleep219370-21ntpq11:45:292
1554322650,1sleep214018-21kworker/u8:1210:25:372
752222640,2sleep10-21swapper/107:15:351
281422640,1sleep125244-21kworker/u8:311:10:131
2714422640,2sleep127141-21ssh09:40:341
402422630,1sleep118396-21kworker/u8:810:00:381
2083622630,1sleep119436-21kworker/u8:507:55:351
980122620,2sleep225-21ksoftirqd/209:00:292
970322620,1sleep26935-21kworker/u8:310:14:462
2553022620,2sleep20-21swapper/208:10:362
2451222620,1sleep122992-21kworker/u8:110:45:291
919222610,5sleep19175-21apt-get12:35:151
2999422610,2sleep126697-1kworker/u9:110:58:161
2999422610,2sleep126697-1kworker/u9:110:58:151
2358522610,2sleep20-21swapper/210:44:582
2003122610,2sleep10-21swapper/111:46:481
158122610,2sleep21579-21ssh11:05:402
2481922600,2sleep224818-21ssh09:35:402
1429822600,1sleep110335-21kworker/u8:5709:14:141
805422590,1sleep16934-21kworker/u8:210:10:181
157622590,3sleep21567-21ssh09:55:232
144822590,1sleep132693-21kworker/u8:708:35:341
688822580,1sleep26355-21kworker/u8:1107:15:162
522722580,2sleep25221-21apt-get07:10:122
398622580,3sleep216173-21kworker/2:310:00:342
329822580,2sleep10-21swapper/108:40:361
1648822580,1sleep116104-21kworker/u8:409:18:531
920622570,1sleep132694-21kworker/u8:909:00:151
681522570,1sleep22981-21kworker/u8:110:06:342
577522570,2sleep10-21swapper/111:15:331
2579022570,1sleep120895-21kworker/u8:109:38:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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