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2026-07-01 - 14:00
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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 Jul 01, 2026 00:45:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
384623770,1sleep13173-21kworker/u8:2720:05:121
1380023690,2sleep10-21swapper/121:55:121
3008823680,2sleep20-21swapper/222:30:262
1611723460,2sleep10-21swapper/122:00:161
2944323290,2sleep10-21swapper/119:45:011
1131923270,3sleep211318-21ssh21:50:142
314323250,1sleep131411-21kworker/u8:622:40:361
2065123220,2sleep220650-21ssh22:10:142
196623220,2sleep20-21swapper/220:00:022
2481223150,11sleep2241rcuc/223:28:582
308923140,2sleep20-21swapper/222:40:342
668023130,1sleep229102-21kworker/u8:900:00:142
2142723130,2sleep20-21swapper/220:56:462
1086023110,3sleep210847-21munin-run21:50:022
1086023110,3sleep210847-21munin-run21:50:012
876523070,2sleep20-21swapper/220:20:132
3159623060,1sleep131071-21kworker/u8:421:23:551
2906623060,2sleep20-21swapper/219:42:572
542423020,2sleep20-21swapper/222:45:362
549223000,13sleep2121rcu_preempt23:55:552
696522990,2sleep1181rcuc/100:00:211
1932222990,1sleep215000-21kworker/u8:1220:50:312
1767922980,2sleep20-21swapper/220:45:282
2551222970,2sleep20-21swapper/222:20:202
981822950,1sleep18071-21kworker/u8:100:09:261
981822950,1sleep18071-21kworker/u8:100:09:251
931622930,8sleep117928-21cyclictest20:20:281
1196022930,3sleep111947-21ssh21:50:381
3275422900,2sleep10-21swapper/119:55:141
1525122880,3sleep115232-21munin-run20:40:001
3019122870,9sleep225-21ksoftirqd/223:40:202
2101722870,1sleep219863-21kworker/u8:1123:20:182
1705222870,2sleep30-21swapper/319:05:313
1591822850,6sleep215917-21/usr/sbin/munin20:40:262
1138822850,1sleep18221-21kworker/u8:420:25:391
1956122840,3sleep217522-21kworker/u8:423:15:522
1160022840,2sleep111599-21ssh23:00:141
773722820,1sleep231407-21kworker/u8:122:50:382
271722820,2sleep10-21swapper/123:50:311
2820922810,2sleep228207-21ssh23:35:292
2038422810,1sleep119275-21kworker/u8:1119:15:341
2749122800,3sleep227469-21ssh23:35:022
2749122800,3sleep227469-21ssh23:35:012
164222800,10sleep231070-21kworker/u8:221:29:472
2803422790,1sleep222155-21kworker/u8:822:25:262
63422780,2sleep131411-21kworker/u8:622:35:381
2677722780,2sleep20-21swapper/219:35:252
2677722780,2sleep20-21swapper/219:35:242
2582322780,1sleep117545-21kworker/u8:222:20:261
1224722780,2sleep20-21swapper/220:30:182
1224722780,2sleep20-21swapper/220:30:182
206322770,1sleep222170-21kworker/u8:2023:50:092
956622760,1sleep13870-21kworker/u8:722:55:211
817022760,1sleep17908-21kworker/u8:221:43:131
774322760,2sleep10-21swapper/120:15:341
34622750,2sleep20-21swapper/222:35:322
2423022750,1sleep123085-21kworker/u8:621:05:341
866522740,1sleep13869-21kworker/u8:522:53:201
492622740,1sleep11172-21kworker/u8:1121:35:291
2017822740,2sleep20-21swapper/222:09:102
1780922740,1sleep116319-21kworker/u8:200:25:341
1780922740,1sleep116319-21kworker/u8:200:25:331
3237422730,2sleep232293-21ssh23:45:192
2087822730,1sleep111522-21kworker/u8:120:55:241
1305022730,2sleep20-21swapper/223:02:252
588922720,6sleep25888-21ssh21:38:152
2819322720,2sleep128190-21ssh22:25:331
383322710,2sleep225724-1kworker/u9:220:05:052
1789122710,3sleep217877-21munin-run19:10:012
770422700,2sleep20-21swapper/220:15:312
1060322700,2sleep210589-21ssh00:10:192
263422690,2sleep22626-21ssh21:30:312
263422690,2sleep22626-21ssh21:30:312
1751022690,2sleep115977-21kworker/u8:719:06:001
1384322690,1sleep210192-21kworker/u8:021:55:262
1065822690,2sleep10-21swapper/121:49:161
1065822690,2sleep10-21swapper/121:49:161
2625822680,1sleep223089-21kworker/u8:821:10:412
2253022680,2sleep10-21swapper/122:14:271
44922670,2sleep119-21ksoftirqd/123:45:381
3151222670,2sleep128883-1kworker/u9:023:43:131
2844222670,1sleep124708-21kworker/u8:121:15:401
2844222670,1sleep124708-21kworker/u8:121:15:391
1614422670,2sleep10-21swapper/120:40:371
1213722670,1sleep111690-21kworker/u8:700:14:451
1126322670,2sleep20-21swapper/222:59:552
930722660,2sleep20-21swapper/200:06:582
930722660,2sleep20-21swapper/200:06:572
3046022660,2sleep230452-21ssh21:20:302
1939622660,1sleep116572-21kworker/u8:1920:50:381
548422650,1sleep14960-21kworker/u8:3020:10:151
548422650,1sleep14960-21kworker/u8:3020:10:151
3079122640,1sleep124241-21kworker/u8:2322:30:501
1875122640,2sleep20-21swapper/219:10:322
1734322640,1sleep26168-21kworker/u8:223:11:172
1687322640,3sleep116867-21ssh23:10:361
1610722640,3sleep216106-21ssh22:00:122
1402222640,3sleep213146-21kworker/u8:920:35:312
3174622630,2sleep10-21swapper/119:50:321
2879722630,2sleep10-21swapper/123:36:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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