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2026-05-09 - 05:49
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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 09, 2026 00:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2165323540,2sleep220881-21kworker/u8:1120:25:162
2165223500,5sleep121640-1kworker/u9:020:25:141
643523440,2sleep20-21swapper/222:25:182
1003423440,2sleep2121rcu_preempt22:32:592
2721523140,2sleep124900-21kworker/u8:919:05:101
442223000,1sleep12888-21kworker/u8:123:30:251
2981923000,1sleep228914-21kworker/u8:600:25:132
2762623000,2sleep10-21swapper/120:41:301
279222950,2sleep20-21swapper/219:27:302
2284722950,1sleep221291-21kworker/u8:123:00:322
2284722950,1sleep221291-21kworker/u8:123:00:312
3030722940,1sleep126186-21kworker/u8:323:15:391
2680822940,2sleep224378-21kworker/u8:1620:40:192
3017122920,1sleep126110-21kworker/u8:022:05:371
3017122920,1sleep126110-21kworker/u8:022:05:361
298522920,2sleep10-21swapper/121:05:331
1638022920,1sleep114534-21kworker/u8:121:35:451
1487122920,7sleep1121rcu_preempt22:44:141
1809822880,1sleep115198-21kworker/u8:200:00:001
3208622870,1sleep231231-21kworker/u8:1000:30:152
2351922870,1sleep110864-21kworker/u8:3220:30:211
130322870,2sleep10-21swapper/121:00:321
735422860,1sleep131614-21kworker/u8:119:40:371
2056822850,2sleep20-21swapper/222:55:302
3203822840,1sleep130941-21kworker/u8:820:55:291
2635922840,2sleep10-21swapper/100:16:081
2636522830,1sleep210100-21kworker/u8:400:16:092
1566022830,6sleep1121rcu_preempt23:54:371
877222820,2sleep20-21swapper/219:45:312
2528422810,1sleep216659-21kworker/u8:023:05:342
2201722810,2sleep215168-1kworker/u9:221:48:562
1788322810,2sleep27580-21kworker/2:022:50:182
1012722810,1sleep27738-21kworker/u8:023:42:172
1112322800,2sleep20-21swapper/222:35:232
218622790,3sleep12192-21cpu00:35:181
2611622780,6sleep2121rcu_preempt21:56:442
3230622770,2sleep132300-21ssh22:10:261
1502722770,1sleep210100-21kworker/u8:423:51:412
3006022760,1sleep129298-21kworker/u8:720:50:191
3006022760,1sleep129298-21kworker/u8:720:50:191
1294522750,1sleep110892-21kworker/u8:6020:00:021
3168722740,1sleep230782-21kworker/u8:122:10:072
2780922740,2sleep30-21swapper/319:05:403
3037922730,1sleep229298-21kworker/u8:720:50:282
3037922730,1sleep229298-21kworker/u8:720:50:282
3000322730,7sleep223657-21kworker/2:022:05:242
3000322730,7sleep223657-21kworker/2:022:05:242
2632722730,2sleep10-21swapper/123:08:021
1588822730,1sleep214335-21kworker/u8:1022:45:242
3042822710,1sleep128914-21kworker/u8:600:25:291
136222710,1sleep131614-21kworker/u8:119:25:001
1005622710,1sleep17398-21kworker/u8:422:33:051
223022700,1sleep231002-21kworker/u8:800:35:192
1678322690,1sleep215198-21kworker/u8:223:55:392
701822670,1sleep15206-21kworker/u8:523:35:391
3113222670,1sleep229991-21kworker/u8:3419:15:282
2967522670,1sleep224900-21kworker/u8:919:10:372
3086222660,7sleep129990-21kworker/u8:3319:15:201
3006922650,3sleep27580-21kworker/2:023:15:352
2131622650,1sleep110107-21kworker/u8:1100:05:301
1821422650,4sleep118205-21ssh22:50:261
293822640,1sleep1631-21kworker/u8:1622:16:571
2870822640,2sleep10-21swapper/120:45:251
2825122640,2sleep228250-21ssh00:20:352
1565222640,2sleep20-21swapper/221:35:142
451122630,8sleep225-21ksoftirqd/222:20:282
2944022620,1sleep126463-21kworker/u8:1219:10:291
2547522620,1sleep122735-21kworker/u8:020:35:281
1445522620,1sleep214330-21kworker/u8:322:42:192
1206622620,1sleep29227-21kworker/u8:519:55:322
1136522620,1sleep19714-21kworker/u8:722:35:311
761422610,2sleep10-21swapper/122:27:221
490622610,2sleep20-21swapper/219:35:152
395922610,1sleep21840-21kworker/u8:1021:10:092
2353322610,2sleep123523-21ssh00:10:291
75822600,2sleep10-21swapper/100:30:551
3254622600,1sleep130829-21kworker/u8:223:20:441
316522600,1sleep23006-21kworker/u8:322:18:002
2548422600,2sleep20-21swapper/220:35:292
2254022600,2sleep222539-21ssh21:50:132
2187322600,1sleep121500-21kworker/u8:121:48:111
1484522600,1sleep214534-21kworker/u8:121:33:372
1434422600,1sleep110892-21kworker/u8:6020:01:141
594622590,1sleep11840-21kworker/u8:1021:14:591
2896822590,2sleep10-21swapper/123:14:331
2896822590,2sleep10-21swapper/123:14:331
131222590,1sleep232570-21kworker/u8:221:00:332
1141122590,2sleep111402-21ssh21:25:241
1075522590,1sleep15206-21kworker/u8:523:45:001
1858022580,2sleep118574-21ssh21:40:271
1858022580,2sleep118574-21ssh21:40:271
1468222580,1sleep210890-21kworker/u8:5820:05:012
1082422580,1sleep14311-21kworker/u8:1119:51:251
642822570,1sleep25207-21kworker/u8:623:35:292
387922570,2sleep10-21swapper/119:30:321
3265022570,2sleep20-21swapper/219:20:322
2882422570,2sleep20-21swapper/222:03:282
2882422570,2sleep20-21swapper/222:03:282
2541422570,1sleep116848-21kworker/u8:421:55:271
1859222570,2sleep218591-21ssh21:40:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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