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2026-01-02 - 02:21
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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 01, 2026 12:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2261123710,1sleep221491-21kworker/u8:511:15:112
927623700,1sleep15550-21kworker/u8:509:45:241
927723600,2sleep20-21swapper/209:45:252
142623360,3sleep11425-21ssh10:32:291
3273023190,2sleep20-21swapper/212:39:042
2214823090,2sleep10-21swapper/110:10:201
2537423060,2sleep225372-21ssh11:20:162
98323000,2sleep10-21swapper/108:08:571
98323000,2sleep10-21swapper/108:08:561
638822990,3sleep26382-21ssh11:45:292
1150322990,4sleep111496-21ntpq11:55:331
3149322980,2sleep10-21swapper/108:03:091
222822960,8sleep119-21ksoftirqd/108:10:341
1342022960,3sleep16468-21kworker/u8:1210:55:401
1342022960,3sleep16468-21kworker/u8:1210:55:401
403922930,2sleep10-21swapper/108:15:321
2451622910,3sleep124498-21apt-get07:45:211
2451622910,3sleep124498-21apt-get07:45:211
2002322900,2sleep20-21swapper/207:31:372
2002322900,2sleep20-21swapper/207:31:372
173522900,1sleep20-21swapper/210:33:542
224822890,1sleep2788-21kworker/u8:108:10:342
805522870,2sleep14583-21kworker/u8:608:25:421
2972622850,1sleep227957-21kworker/u8:509:20:352
2972622850,1sleep227957-21kworker/u8:509:20:342
2657722850,2sleep126568-21ssh12:25:321
2657722850,2sleep126568-21ssh12:25:321
3069422840,1sleep129361-21kworker/u8:711:30:201
1908422840,3sleep119061-21ssh12:10:411
951322830,7sleep1181rcuc/110:49:571
2359122810,1sleep217838-21kworker/u8:212:20:232
1160622810,1sleep18915-21kworker/u8:607:10:221
637122800,1sleep131900-21kworker/u8:311:45:281
2055722800,2sleep10-21swapper/107:35:151
2960922790,2sleep1121rcu_preempt10:25:051
817922770,1sleep26475-21kworker/u8:108:25:422
327322770,1sleep1363-21kworker/u8:809:33:081
2330522770,1sleep121929-21kworker/u8:1907:40:331
2020522770,2sleep120204-21ssh10:05:301
2020522770,2sleep120204-21ssh10:05:301
1829322770,2sleep10-21swapper/111:05:371
2323822760,1sleep121490-21kworker/u8:411:15:311
1525922760,2sleep215253-21ssh09:55:382
1713922730,1sleep112207-21kworker/u8:112:06:391
1352622730,1sleep113425-21kworker/u8:1009:52:481
410522720,2sleep22715-21kworker/u8:308:15:382
437822710,1sleep12057-21kworker/u8:411:40:461
318422710,2sleep13182-21ssh10:35:341
318422710,2sleep13182-21ssh10:35:341
3139622700,2sleep20-21swapper/209:25:162
2268822700,1sleep219616-21kworker/u8:812:19:022
1024322700,1sleep25271-21kworker/u8:1007:05:282
1024322700,1sleep25271-21kworker/u8:1007:05:282
2579022690,2sleep20-21swapper/209:14:142
1659622680,1sleep212210-21kworker/u8:712:05:392
395922670,1sleep22058-21kworker/u8:611:40:352
2782522670,2sleep20-21swapper/212:29:352
2782522670,2sleep20-21swapper/212:29:352
2174122670,1sleep221241-21kworker/u8:409:05:152
2014522670,1sleep219373-21kworker/u8:1809:00:192
1772122670,1sleep213421-21kworker/u8:610:00:332
168822670,1sleep129360-21kworker/u8:511:35:391
960922660,7sleep111128-21cyclictest08:30:311
3273822660,3sleep232736-21ntpq08:05:322
3273822660,3sleep232736-21ntpq08:05:322
3131422660,1sleep127955-21kworker/u8:309:25:121
42922650,2sleep10-21swapper/112:39:511
3143822650,2sleep20-21swapper/210:28:032
2898122650,3sleep128979-21ntpq07:55:251
2131322650,1sleep220058-21kworker/u8:507:35:272
2023022650,2sleep119373-21kworker/u8:1809:00:231
3021522640,2sleep119-21ksoftirqd/109:21:101
3021522640,2sleep119-21ksoftirqd/109:21:091
2543822640,1sleep221071-21kworker/u8:010:15:372
2543822640,1sleep221071-21kworker/u8:010:15:372
2012922640,2sleep220125-21ssh11:10:212
415822630,1sleep2363-21kworker/u8:809:35:172
2789222630,3sleep213272-1kworker/u9:011:25:192
2537122630,1sleep118941-21kworker/u8:111:20:151
1858122630,2sleep10-21swapper/110:02:411
1405822630,2sleep211479-1kworker/u9:012:00:372
612422620,1sleep23911-21kworker/u8:710:40:542
2784122620,1sleep118940-21kworker/u8:011:25:061
1221622620,1sleep28915-21kworker/u8:607:10:392
2847522610,2sleep128473-21ssh10:20:471
2548622610,2sleep125484-21ssh10:15:401
2548622610,2sleep125484-21ssh10:15:401
2409222610,2sleep224091-21cron10:15:002
2028422610,3sleep220276-21ssh10:05:352
2028422610,3sleep220276-21ssh10:05:352
1904522610,2sleep20-21swapper/211:07:312
505322600,2sleep10-21swapper/109:35:411
2709822600,1sleep123164-21kworker/u8:6009:15:301
1693422600,2sleep20-21swapper/208:50:262
1570022600,1sleep29001-21kworker/u8:311:00:322
143822600,2sleep21437-21ssh09:30:152
111422600,1sleep231899-21kworker/u8:111:35:242
860322590,2sleep20-21swapper/210:45:482
2947622590,2sleep20-21swapper/207:56:272
1613922590,1sleep115988-21kworker/u8:009:58:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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