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2026-03-10 - 00:13
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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 Mon Mar 09, 2026 12:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
641823430,2sleep10-21swapper/112:14:111
1804323360,2sleep10-21swapper/111:28:091
2376223220,1sleep121409-21kworker/u8:1207:45:241
2806623210,2sleep10-21swapper/109:29:421
230223200,2sleep20-21swapper/208:18:002
899023110,2sleep10-21swapper/108:37:291
1109223100,1sleep110599-21kworker/u8:708:45:131
874023080,2sleep20-21swapper/211:07:232
2374823060,6sleep221410-21kworker/u8:1307:45:212
3254023050,2sleep10-21swapper/108:10:361
1571923050,2sleep115717-21awk09:00:011
802823040,1sleep129831-21kworker/u8:2109:55:271
463723040,1sleep131383-21kworker/u8:108:25:191
463723040,1sleep131383-21kworker/u8:108:25:191
3062023000,2sleep20-21swapper/211:55:222
2078622990,1sleep119788-21kworker/u8:807:35:271
2391922910,1sleep122390-21kworker/u8:411:40:311
1699522900,2sleep20-21swapper/207:25:112
2919422880,1sleep226496-21kworker/u8:4508:00:282
3135722870,2sleep10-21swapper/111:56:221
3069522860,3sleep230694-21ssh09:35:142
295922860,2sleep12950-21ssh12:05:311
2915522850,1sleep127533-21kworker/u8:409:30:401
2999822840,2sleep122722-1kworker/u9:110:43:501
688822830,1sleep13683-21kworker/u8:4112:15:161
688822830,1sleep13683-21kworker/u8:4112:15:161
2285922830,2sleep20-21swapper/210:28:412
1402222830,1sleep212670-21kworker/u8:012:30:202
1402222830,1sleep212670-21kworker/u8:012:30:192
1890022810,2sleep10-21swapper/107:30:201
1352722790,3sleep111585-21kworker/u8:207:15:011
1774322780,7sleep1181rcuc/112:38:471
1110122780,1sleep111090-21kworker/u8:110:02:021
732422770,2sleep16473-21kworker/u8:1411:05:141
239022770,2sleep10-21swapper/108:19:081
1944122770,1sleep215709-21kworker/u8:610:20:242
2924522760,1sleep126488-21kworker/u8:3708:00:301
1863322760,1sleep218162-21kworker/u8:2107:30:122
1140622760,1sleep210599-21kworker/u8:708:45:232
851722750,2sleep20-21swapper/208:35:412
98222740,2sleep1970-21ssh10:50:301
3265722720,2sleep1121rcu_preempt09:39:551
2525422720,2sleep225-21ksoftirqd/211:44:542
749722710,3sleep27488-21ntpq12:15:292
749722710,3sleep27488-21ntpq12:15:292
1700522710,1sleep111585-21kworker/u8:207:25:131
1324922710,2sleep10-21swapper/108:50:271
1209122710,1sleep28277-21kworker/u8:912:25:302
1440822700,8sleep119-21ksoftirqd/107:15:321
1000222700,2sleep29997-21ssh10:00:192
2899922680,1sleep227533-21kworker/u8:409:30:272
2205322680,1sleep221415-21kworker/u8:1807:40:172
1356722680,2sleep22078-21kworker/u8:410:07:542
3025122670,2sleep10-21swapper/108:05:131
3025122670,2sleep10-21swapper/108:05:131
250122670,2sleep20-21swapper/209:44:342
1728722670,1sleep213389-21kworker/u8:210:15:342
1675122670,1sleep28274-21kworker/u8:612:35:392
572522660,2sleep10-21swapper/109:50:241
2881522660,2sleep228813-21ssh10:40:262
1120522660,2sleep118980-21diskmemload12:25:001
527622650,1sleep21353-21kworker/u8:012:10:302
2590922650,2sleep10-21swapper/107:50:261
656522640,2sleep10-21swapper/111:02:481
2766422640,2sleep122722-1kworker/u9:110:38:491
2003122640,1sleep117772-21kworker/u8:1010:21:041
1330922640,1sleep10-21swapper/110:06:411
1296122640,1sleep2251ksoftirqd/208:50:202
54322630,1sleep132120-21kworker/u8:109:40:151
2580822630,1sleep224841-21kworker/u8:507:50:232
2211222630,2sleep20-21swapper/211:35:572
2211222630,2sleep20-21swapper/211:35:562
112522630,2sleep20-21swapper/210:50:392
2668622620,1sleep115501-21kworker/u8:1411:45:521
2322922620,1sleep122895-21kworker/u8:409:18:251
2215822620,2sleep111592-1kworker/u9:307:40:211
1587122620,1sleep113152-21kworker/u8:811:23:381
1539322620,1sleep113250-21kworker/u8:307:20:111
677522610,1sleep26472-21kworker/u8:1311:03:502
489922610,1sleep12079-21kworker/u8:509:50:011
489922610,1sleep12079-21kworker/u8:509:50:001
2754322610,8sleep211938-21cyclictest11:49:562
1992422610,1sleep117147-21kworker/u8:2109:10:331
1745322610,2sleep117385-21ssh10:15:361
1108422610,2sleep30-21swapper/307:05:303
1015522610,2sleep10-21swapper/108:40:341
982422600,3sleep29821-21ssh12:20:312
3207922600,7sleep122722-1kworker/u9:110:47:531
2652022600,1sleep225235-21kworker/u8:009:25:212
1296422600,1sleep18276-21kworker/u8:812:27:421
734222590,1sleep17097-21kworker/u8:708:35:001
734222590,1sleep17097-21kworker/u8:708:35:001
314422590,1sleep22077-21kworker/u8:309:45:202
314422590,1sleep22077-21kworker/u8:309:45:192
2755222590,1sleep226494-21kworker/u8:4307:55:262
2447822590,2sleep124472-21ssh09:20:271
2039522590,2sleep20-21swapper/209:10:542
1935222590,1sleep113152-21kworker/u8:811:30:301
1935222590,1sleep113152-21kworker/u8:811:30:301
1825922590,2sleep215502-1kworker/u9:211:29:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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