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2026-04-12 - 05:45
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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 Sun Apr 12, 2026 00:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2952323900,3sleep1191ksoftirqd/121:31:321
411623440,1sleep23487-21kworker/u8:720:25:172
2779523420,5sleep110743-1kworker/u9:123:50:141
1633223400,2sleep10-21swapper/121:00:351
1443623290,10sleep119-21ksoftirqd/122:10:211
1684023240,1sleep216825-21kworker/u8:3421:01:562
159923090,2sleep20-21swapper/222:51:442
1600223050,2sleep10-21swapper/119:23:191
3120523000,2sleep10-21swapper/122:45:481
1468422980,2sleep20-21swapper/220:55:332
1468422980,2sleep20-21swapper/220:55:332
1185222980,2sleep10-21swapper/119:10:271
488722970,1sleep227092-21kworker/u8:823:00:162
248722940,2sleep12481-21ssh00:05:211
1430322920,2sleep10-21swapper/120:55:211
1430322920,2sleep10-21swapper/120:55:201
1957422900,2sleep10-21swapper/119:34:461
1957422900,2sleep10-21swapper/119:34:461
1193022880,5sleep110826-21kworker/u8:222:05:181
1193022880,5sleep110826-21kworker/u8:222:05:181
2849522870,1sleep20-21swapper/222:40:242
2160022850,2sleep10-21swapper/122:25:281
748222840,1sleep26751-21kworker/u8:020:35:192
1027522820,1sleep29115-21kworker/u8:519:05:332
331922810,2sleep23316-21ssh22:55:372
184822810,8sleep1191ksoftirqd/121:42:251
203322790,2sleep2121rcu_preempt20:19:142
674122780,7sleep119-21ksoftirqd/121:54:151
189222780,2sleep10-21swapper/100:04:491
2773122760,2sleep20-21swapper/219:57:032
2712122760,1sleep222854-21kworker/u8:121:25:492
2021422760,1sleep116826-21kworker/u8:3521:10:491
2021422760,1sleep116826-21kworker/u8:3521:10:481
1596722750,2sleep20-21swapper/223:24:572
944322740,1sleep18532-21kworker/u8:422:00:131
2885122740,2sleep128822-21ssh22:40:391
2750122740,1sleep227090-21kworker/u8:422:39:002
2171922740,1sleep118698-21kworker/u8:021:15:191
2171922740,1sleep118698-21kworker/u8:021:15:191
2211122730,1sleep120948-21kworker/u8:019:40:291
1929022730,1sleep18534-21kworker/u8:622:20:251
128722730,6sleep2121rcu_preempt00:02:012
96722720,2sleep2961-21ssh21:40:282
1443322720,2sleep10-21swapper/100:30:351
1181122720,2sleep20-21swapper/219:10:252
587422710,1sleep25129-21kworker/u8:1120:30:202
1428522700,1sleep13835-21kworker/u8:1023:20:201
1952422690,1sleep216813-21kworker/u8:2221:10:292
1952422690,1sleep216813-21kworker/u8:2221:10:292
2627022680,8sleep111042-21cyclictest23:45:471
2267622680,1sleep220571-21kworker/u8:221:16:162
2267622680,1sleep220571-21kworker/u8:221:16:162
2101222680,2sleep20-21swapper/223:35:182
968222670,7sleep15129-21kworker/u8:1120:40:251
968222670,7sleep15129-21kworker/u8:1120:40:251
729022670,1sleep13577-21kworker/u8:1000:15:261
2558522670,1sleep224512-21kworker/u8:023:45:282
825322660,1sleep26354-21kworker/u8:623:05:512
2851422660,1sleep20-21swapper/223:50:382
219922660,2sleep20-21swapper/200:05:142
1405022660,1sleep212968-21kworker/u8:800:30:242
1190122660,3sleep211418-21apt-get22:05:102
1190122660,3sleep211418-21apt-get22:05:092
1424922650,1sleep214043-21kworker/u8:1319:19:502
1416122650,2sleep20-21swapper/222:10:132
1300622650,1sleep211938-21kworker/u8:1320:50:312
1086222650,1sleep210744-21kworker/u8:923:12:222
3077122640,2sleep228667-1kworker/u9:022:45:332
3044022640,2sleep10-21swapper/123:55:231
2359122640,1sleep220007-21kworker/u8:822:30:242
2359122640,1sleep220007-21kworker/u8:822:30:232
1809022640,2sleep20-21swapper/222:18:302
1799122640,2sleep117986-21ssh00:40:001
1050922640,1sleep28627-21kworker/u8:1220:45:002
1050922640,1sleep28627-21kworker/u8:1220:45:002
3211522630,1sleep132006-21kworker/u8:1121:38:101
2569922630,2sleep10-21swapper/121:24:551
2075422630,3sleep220748-21munin-run22:25:012
1700922630,1sleep115604-21kworker/u8:122:15:261
1305322630,2sleep10-21swapper/120:50:341
961722620,2sleep14069-21kworker/u8:3919:05:131
502922620,1sleep13568-21kworker/u8:000:10:241
1722922620,1sleep15873-21kworker/u8:019:25:381
3172522610,1sleep226796-21kworker/u8:823:58:312
2334622610,1sleep120007-21kworker/u8:822:30:191
2334622610,1sleep120007-21kworker/u8:822:30:181
1900422610,2sleep20-21swapper/223:30:232
1654822610,2sleep20-21swapper/223:25:202
338122600,1sleep11814-21kworker/u8:520:20:381
2494522600,1sleep122187-21kworker/u8:623:44:371
2494522600,1sleep122187-21kworker/u8:623:44:371
1878722600,2sleep229207-21kworker/2:019:30:252
1878722600,2sleep229207-21kworker/2:019:30:242
1015022600,4sleep1181rcuc/123:10:371
641622590,2sleep10-21swapper/120:30:391
2493522590,3sleep25965-21kworker/2:123:44:342
2493522590,3sleep25965-21kworker/2:123:44:342
2195922590,1sleep219328-21kworker/u8:719:40:222
138322590,2sleep10-21swapper/120:15:391
971722580,2sleep29716-21ntpq00:20:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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