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2026-04-14 - 18:55
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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 Tue Apr 14, 2026 12:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2312325890,2sleep10-21swapper/110:35:151
674124160,1sleep15839-21kworker/u8:611:10:131
2661423510,5sleep119-21ksoftirqd/108:00:301
280523360,4sleep225-21ksoftirqd/208:26:122
1743423270,2sleep20-21swapper/210:20:532
288023170,2sleep10-21swapper/109:50:241
3088223140,1sleep130372-21kworker/u8:108:15:171
2040823130,2sleep10-21swapper/109:18:581
3132223110,2sleep20-21swapper/210:51:292
2657023110,2sleep116121-21diskmemload09:30:411
1697723110,1sleep215878-21kworker/u8:209:10:262
2055723070,2sleep10-21swapper/107:43:401
1339023020,2sleep20-21swapper/207:20:302
1339023020,2sleep20-21swapper/207:20:302
847223010,2sleep30-21swapper/307:05:313
623722950,14sleep20-21swapper/208:38:462
923122940,2sleep20-21swapper/207:10:002
1927322940,1sleep222331-21kworker/2:209:15:282
2178422900,1sleep110981-21kworker/u8:509:20:361
2167422890,1sleep210981-21kworker/u8:509:20:322
2414022880,1sleep122427-21kworker/u8:809:25:381
2328822870,1sleep121633-21kworker/u8:211:45:361
1199222860,2sleep10-21swapper/111:20:351
291922840,2sleep20-21swapper/211:00:342
1069522840,1sleep12896-21kworker/u8:1312:30:151
1007022840,2sleep28950-1kworker/u9:007:10:262
692122820,2sleep16905-21ssh12:20:371
477522800,2sleep10-21swapper/112:15:391
477522800,2sleep10-21swapper/112:15:391
1832222800,1sleep210429-21kworker/u8:611:35:232
1831122800,2sleep20-21swapper/207:35:372
3154722790,2sleep20-21swapper/208:15:392
1296922790,2sleep20-21swapper/211:23:372
2324522780,3sleep223237-21ntpq11:45:322
1344122780,2sleep10-21swapper/107:20:341
1344122780,2sleep10-21swapper/107:20:331
2409222770,1sleep20-21swapper/209:25:352
2376522760,1sleep120447-21kworker/u8:2707:50:401
2668222750,2sleep20-21swapper/208:00:342
244222750,1sleep223914-21kworker/u8:612:10:372
887322740,3sleep17382-21kworker/u8:207:05:491
226722740,1sleep229445-21kworker/u8:309:50:002
3219322730,6sleep119-21ksoftirqd/112:05:301
2706022720,3sleep1121rcu_preempt11:55:121
1016622720,2sleep10-21swapper/107:10:321
2836422710,1sleep124701-21kworker/u8:1509:35:201
131322710,1sleep231575-21kworker/u8:410:57:082
131322710,1sleep231575-21kworker/u8:410:57:082
1489122700,2sleep10-21swapper/111:27:021
2870722690,2sleep228706-21ssh09:35:302
283822690,1sleep131579-21kworker/u8:811:00:291
2790922690,1sleep122248-21kworker/u8:610:45:201
1528322690,1sleep112599-21kworker/u8:309:05:261
1290822690,7sleep210981-21kworker/u8:509:00:012
1656822680,3sleep115521-1kworker/u9:407:30:271
2384422670,3sleep223843-21ssh10:35:362
2030422670,2sleep10-21swapper/111:40:121
1932022670,1sleep23720-21kworker/u8:110:25:402
1487822670,1sleep113900-21kworker/u8:607:25:231
1223522670,2sleep20-21swapper/212:33:052
510222660,3sleep25099-21ssh11:05:282
3230922660,2sleep10-21swapper/109:44:441
139022660,2sleep11388-21ssh10:57:271
139022660,2sleep11388-21ssh10:57:271
1754922650,2sleep1121rcu_preempt09:11:101
726622640,1sleep22896-21kworker/u8:1312:20:462
475622640,1sleep224701-21kworker/u8:1509:55:152
3065422640,2sleep20-21swapper/212:01:532
2286122640,2sleep222824-21ssh10:35:002
1919122640,1sleep13720-21kworker/u8:110:25:301
969622630,1sleep25837-21kworker/u8:311:15:332
662922630,2sleep10-21swapper/108:40:141
662922630,2sleep10-21swapper/108:40:131
2811922630,2sleep10-21swapper/108:05:241
2096222630,2sleep210429-21kworker/u8:611:40:342
539422620,2sleep10-21swapper/109:55:301
3134722620,2sleep131331-21ssh12:05:011
1529222620,1sleep214256-21kworker/u8:409:05:282
1366222620,1sleep112602-21kworker/u8:809:00:241
1366222620,1sleep112602-21kworker/u8:809:00:241
1016922620,1sleep29352-21kworker/u8:608:50:232
508522610,1sleep131575-21kworker/u8:411:05:271
136122610,7sleep131098-1kworker/u9:209:45:501
1168622610,2sleep20-21swapper/207:15:232
1049022610,1sleep13556-21kworker/u8:011:17:381
1011622610,6sleep110117-21/usr/sbin/munin08:50:191
2664722600,2sleep10-21swapper/110:41:381
2551022600,1sleep223911-21kworker/u8:411:50:362
1982422600,1sleep27385-21kworker/u8:707:40:242
1852422600,2sleep10-21swapper/107:35:401
1175822600,1sleep2241rcuc/210:10:162
2182922590,1sleep220447-21kworker/u8:2707:45:432
2144422590,1sleep120448-21kworker/u8:2807:45:311
1862722590,2sleep10-21swapper/111:35:311
1740822590,1sleep115008-21kworker/u8:1111:33:211
1505822590,2sleep20-21swapper/207:25:322
1465922590,2sleep214652-21ssh10:15:302
2991722580,2sleep20-21swapper/208:10:352
289922580,2sleep10-21swapper/112:11:381
2775022580,3sleep2241rcuc/209:34:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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