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2026-01-08 - 09:45
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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 Thu Jan 08, 2026 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1591223630,2sleep215422-1kworker/u9:123:40:172
1845423350,3sleep117948-21apt-get23:45:191
1590923230,2sleep115897-21apt-get23:40:151
358423130,3sleep13583-21ssh22:04:561
1647223110,2sleep20-21swapper/219:47:252
1956623090,14sleep2121rcu_preempt22:39:332
2821523050,1sleep124264-21kworker/u8:400:05:291
1936923030,1sleep219194-21kworker/u8:421:27:542
1149023030,1sleep15262-21kworker/u8:422:20:361
109223030,1sleep132710-21kworker/u8:520:40:181
282222990,2sleep12819-21ssh00:20:361
842022980,13sleep1121rcu_preempt00:32:261
842022980,13sleep1121rcu_preempt00:32:261
879322970,5sleep119-21ksoftirqd/119:25:181
1203922950,2sleep10-21swapper/119:35:151
1203922950,2sleep10-21swapper/119:35:141
1150622870,2sleep20-21swapper/222:20:362
2108622860,2sleep221074-21ssh23:50:222
179522860,1sleep21105-21kworker/u8:400:20:012
635922850,9sleep225-21ksoftirqd/220:55:322
635922850,9sleep225-21ksoftirqd/220:55:312
683922830,1sleep12932-21kworker/u8:122:10:311
1367922830,1sleep212238-21kworker/u8:722:25:272
760022820,1sleep26070-21kworker/u8:900:30:342
760022820,1sleep26070-21kworker/u8:900:30:342
1605922820,1sleep114346-21kworker/u8:1622:30:331
448122800,2sleep20-21swapper/222:05:302
267222800,2sleep20-21swapper/219:05:302
2299922800,2sleep20-21swapper/222:45:362
1720922800,3sleep113112-1kworker/u9:119:50:221
1720922800,3sleep113112-1kworker/u9:119:50:211
2973522780,1sleep123856-21kworker/u8:321:50:211
2823122780,1sleep226598-21kworker/u8:1200:05:302
1064422780,1sleep29926-21kworker/u8:519:30:182
1876522770,1sleep112198-21kworker/u8:621:25:401
390022760,5sleep225-21ksoftirqd/200:24:032
3125122760,1sleep123622-21kworker/u8:423:05:021
2103222760,5sleep1191ksoftirqd/122:40:411
88122750,16sleep130621-21kworker/u8:523:08:071
2519922750,2sleep10-21swapper/122:50:301
3050022740,3sleep130498-21ntpq00:10:311
2498622740,1sleep219195-21kworker/u8:521:40:162
248822740,2sleep12482-21ssh23:10:371
2410922740,17sleep123620-21kworker/u8:122:49:181
2304122740,3sleep223035-21ssh21:35:262
1319322740,3sleep213192-21ssh21:15:132
666722730,1sleep22932-21kworker/u8:122:10:242
433022730,1sleep121484-21kworker/u8:1419:10:341
2081222730,2sleep10-21swapper/120:00:311
2896522720,3sleep228963-21ssh21:49:342
2327622720,1sleep122152-21kworker/u8:023:55:201
2243822710,3sleep122436-21ntpq20:05:291
2243822710,3sleep122436-21ntpq20:05:291
2045622700,3sleep219681-21kworker/u8:520:00:202
430122690,2sleep20-21swapper/219:10:322
414722690,5sleep119-21ksoftirqd/120:50:151
414722690,5sleep119-21ksoftirqd/120:50:151
3175722690,1sleep230621-21kworker/u8:523:05:232
1712022680,1sleep16806-21kworker/u8:921:23:031
150822680,9sleep232710-21kworker/u8:520:40:312
1400722680,1sleep112424-21kworker/u8:123:35:331
1204122680,1sleep211567-21kworker/u8:2019:35:162
1204122680,1sleep211567-21kworker/u8:2019:35:162
446622670,1sleep12934-21kworker/u8:522:05:281
2242722670,1sleep119195-21kworker/u8:521:35:131
476922660,2sleep20-21swapper/223:15:282
1904022660,1sleep217099-21kworker/u8:1023:45:352
1010722660,2sleep2121rcu_preempt23:26:542
588222650,2sleep10-21swapper/119:15:301
2983722650,2sleep229834-21memory21:50:212
2731622650,2sleep20-21swapper/220:20:302
2246422650,1sleep221341-21kworker/u8:320:05:302
2246422650,1sleep221341-21kworker/u8:320:05:302
1426522650,2sleep10-21swapper/119:40:251
2886422640,5sleep228859-21ssh23:00:002
2586822640,2sleep20-21swapper/200:00:272
2092922640,1sleep114755-21kworker/u8:923:50:171
98022630,2sleep10-21swapper/100:16:341
662222630,2sleep26576-21ssh23:20:142
3051022630,1sleep226599-21kworker/u8:1300:10:322
969322620,1sleep17348-21kworker/u8:1122:16:211
917922620,2sleep29176-21ld22:15:352
2575322620,3sleep125062-21/usr/sbin/munin20:15:341
2534122620,1sleep224599-21kworker/u8:520:15:192
302722610,2sleep10-21swapper/120:45:261
2577922610,1sleep27345-21kworker/u8:822:51:272
463322600,2sleep13328-21kworker/u8:923:15:221
3116822600,1sleep228229-21kworker/u8:223:04:502
271422600,2sleep10-21swapper/119:05:331
2580222600,1sleep124487-21kworker/u8:700:00:261
1842922600,2sleep118423-21ssh22:35:391
1310022600,1sleep110103-21kworker/u8:023:35:011
2461922590,2sleep10-21swapper/120:12:331
1591822590,1sleep214346-21kworker/u8:1622:30:252
928722580,2sleep20-21swapper/219:25:272
3194522580,1sleep231070-21kworker/u8:1420:35:212
311522580,6sleep23114-21ntp_states20:45:302
186522580,2sleep20-21swapper/223:10:222
1160422580,2sleep111602-21sshd21:10:341
1115922580,2sleep20-21swapper/221:10:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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