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2025-12-11 - 07:27
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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 Dec 11, 2025 00:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2105423290,1sleep117423-21kworker/u8:623:15:241
46723270,1sleep131932-21kworker/u8:1421:30:191
198523150,2sleep20-21swapper/221:31:292
2983823100,2sleep10-21swapper/100:36:321
2112723080,2sleep20-21swapper/219:39:332
1238923080,4sleep112388-21ssh22:56:541
261223070,2sleep10-21swapper/123:41:561
191922970,4sleep225-21ksoftirqd/223:40:372
2653322940,2sleep126532-21kernelversion00:30:241
2047122890,1sleep119100-21kworker/u8:1519:35:341
372822880,1sleep21527-21kworker/u8:1020:20:012
3172722870,1sleep229974-21kworker/u8:322:30:332
764522860,1sleep17359-21kworker/u8:1220:30:011
1183522860,1sleep210088-21kworker/u8:000:00:312
1183522860,1sleep210088-21kworker/u8:000:00:312
900022850,2sleep30-21swapper/319:05:253
1812322840,2sleep10-21swapper/120:55:301
1812322840,2sleep10-21swapper/120:55:291
2831222810,1sleep127114-21kworker/u8:1021:20:261
749322800,2sleep10-21swapper/123:51:411
3185522800,1sleep220507-21kworker/u8:123:35:342
545622780,3sleep25457-21sendmail21:40:012
2044222770,2sleep20-21swapper/200:19:152
2545022760,2sleep10-21swapper/123:23:401
2545022760,2sleep10-21swapper/123:23:401
1258322760,1sleep21520-21kworker/u8:120:40:272
910022740,2sleep20-21swapper/219:05:322
2683022740,3sleep20-21swapper/223:25:292
1457822740,4sleep214576-21ntpq19:20:272
1110822740,1sleep19540-21kworker/u8:1819:10:371
2888822730,1sleep126508-21kworker/u8:1520:00:181
2888822730,1sleep126508-21kworker/u8:1520:00:181
1920822730,2sleep219201-21sed22:05:302
1721722730,1sleep115102-21kworker/u8:1100:10:421
3060622720,1sleep129974-21kworker/u8:322:30:001
2785722720,1sleep124657-21kworker/u8:219:55:361
1591122720,1sleep15663-21kworker/u8:119:25:211
495822710,1sleep11520-21kworker/u8:120:20:371
2418722690,2sleep10-21swapper/122:15:301
2130422690,2sleep132035-1kworker/u9:221:05:171
1266922690,1sleep210551-21kworker/u8:022:58:142
466622680,2sleep10-21swapper/123:45:381
2600822680,1sleep121438-21kworker/u8:423:25:121
1027922680,2sleep27592-21kworker/u8:123:58:092
619822670,1sleep21520-21kworker/u8:120:25:212
3263222670,2sleep10-21swapper/122:33:021
2473122670,1sleep115097-21kworker/u8:100:25:501
2426422670,2sleep10-21swapper/119:45:401
2005322660,7sleep29904-21cyclictest21:00:332
1677122660,1sleep19830-21kworker/u8:422:00:341
984922650,2sleep10-21swapper/121:47:191
2105722650,6sleep217419-1kworker/u9:323:15:252
1814422650,1sleep217420-21kworker/u8:323:10:012
1635622650,2sleep10-21swapper/120:50:351
1540622650,2sleep20-21swapper/223:04:222
669922640,1sleep14887-21kworker/u8:722:45:281
669922640,1sleep14887-21kworker/u8:722:45:281
664722640,1sleep231926-21kworker/u8:521:40:372
368222640,6sleep12598-21kworker/u8:622:40:181
2933622640,2sleep229328-21ssh00:35:392
2708022640,1sleep122441-21kworker/u8:1621:17:241
1072522640,2sleep10-21swapper/120:35:311
967622630,2sleep10-21swapper/122:50:431
682722630,1sleep22606-21kworker/u8:1123:50:312
262122630,1sleep12598-21kworker/u8:622:37:321
2170422630,2sleep20-21swapper/219:40:222
1746622630,2sleep20-21swapper/222:01:592
575722620,2sleep27775-1kworker/u9:320:24:592
3132222620,2sleep131321-21ssh21:25:361
2838322620,2sleep228382-21sshd19:57:462
1925622620,3sleep119245-21ssh22:05:331
1436022620,1sleep112340-21kworker/u8:721:55:441
849922610,1sleep15671-21kworker/u8:719:05:191
2378822610,2sleep123783-21ssh21:10:291
1766422610,6sleep213708-1kworker/u9:000:12:532
1160822610,1sleep19831-21kworker/u8:621:50:361
91422600,2sleep2883-21ssh22:35:162
327922600,3sleep13278-21ssh21:35:291
3122022600,1sleep120507-21kworker/u8:123:35:211
2731622600,2sleep20-21swapper/222:21:212
2722022600,1sleep222430-21kworker/u8:421:18:062
1086822600,2sleep20-21swapper/219:10:262
3155722590,6sleep19904-21cyclictest20:05:331
2674822590,2sleep226742-21ssh00:30:302
1430122590,2sleep214294-21ssh00:05:332
2060722580,2sleep10-21swapper/121:02:371
661922570,1sleep14784-21kworker/u8:121:40:351
2940922570,1sleep217423-21kworker/u8:623:30:362
2216422570,1sleep212340-21kworker/u8:722:10:442
1802122570,4sleep20-21swapper/220:55:262
1802122570,4sleep20-21swapper/220:55:262
1676822570,2sleep116760-21ssh23:05:381
1432122570,2sleep20-21swapper/221:55:412
1723222560,1sleep215159-21kworker/u8:319:26:482
1523222560,2sleep10-21swapper/100:08:101
2994922550,2sleep20-21swapper/221:24:092
2360622550,1sleep24784-21kworker/u8:122:15:182
2231722550,2sleep122316-21ntp_states19:40:361
2092622550,1sleep115097-21kworker/u8:100:20:151
1903222550,1sleep117247-21kworker/u8:019:31:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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