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2026-05-05 - 10:44
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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 May 05, 2026 00:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2990723490,1sleep225941-21kworker/u8:723:10:362
1637923490,2sleep10-21swapper/123:50:391
391223290,2sleep20-21swapper/221:00:322
762223250,2sleep10-21swapper/122:21:111
3266623250,2sleep10-21swapper/119:10:381
398723200,2sleep13986-21ssh23:25:231
2297823200,2sleep20-21swapper/222:55:292
1828823140,2sleep118222-21ssh22:45:221
1751023050,1sleep112645-21kworker/u8:121:33:481
553423040,1sleep14419-21kworker/u8:621:05:341
158023010,1sleep11271-21kworker/u8:200:30:151
2759222990,3sleep227583-21ntpq23:05:332
1392822990,1sleep112145-21kworker/u8:1123:45:411
2935722960,3sleep229352-21apt-get00:20:092
730622950,1sleep26049-21kworker/u8:221:10:362
2989422910,3sleep129893-21ntpq23:10:351
462122900,2sleep25024-1kworker/u9:123:25:432
1774422890,1sleep115613-21kworker/u8:020:05:151
3047022880,1sleep228788-21kworker/u8:1322:00:462
3111322870,1sleep226313-21kworker/u8:719:05:492
1878822870,12sleep225-21ksoftirqd/221:35:372
2935422860,1sleep119070-21kworker/u8:200:20:081
2401022840,2sleep10-21swapper/122:58:291
2391622840,2sleep10-21swapper/120:23:581
2196622840,1sleep221541-21kworker/u8:322:54:292
390222830,3sleep131768-21cyclictest21:00:301
2527422830,2sleep125263-21ssh23:00:311
2942422820,4sleep129398-21munin-run22:00:001
2523422820,1sleep221539-21kworker/u8:023:00:272
412022800,2sleep24052-21ssh00:35:182
412022800,2sleep24052-21ssh00:35:172
179122800,1sleep2683-21kworker/u8:4519:15:282
1176222800,2sleep211761-21ssh21:20:262
224322790,1sleep130319-21kworker/u8:820:55:291
212222790,2sleep128786-21kworker/u8:1122:10:211
1353322790,1sleep112125-21kworker/u8:1119:50:481
2748222780,2sleep20-21swapper/200:15:312
555122770,1sleep24420-21kworker/u8:721:05:342
1029122770,2sleep20-21swapper/221:17:122
732622760,2sleep15024-1kworker/u9:123:30:441
2648822750,1sleep125406-21kworker/u8:1420:30:281
3150422740,1sleep131092-21kworker/u8:122:04:141
100922740,1sleep2426-21kworker/u8:1923:19:492
1375222730,3sleep113744-21ssh21:25:191
1375222730,3sleep113744-21ssh21:25:191
920822720,3sleep29209-21/usr/sbin/munin23:35:322
920822720,3sleep29209-21/usr/sbin/munin23:35:322
1614022720,1sleep29808-21kworker/u8:023:50:352
2057722710,1sleep116976-21kworker/u8:122:50:251
1619722710,2sleep216188-21ssh22:40:292
574422700,2sleep20-21swapper/219:28:472
2158922700,2sleep20-21swapper/220:15:302
2977022690,1sleep228665-21kworker/u8:1620:40:302
1836222690,2sleep218360-21ntpq22:45:242
265422680,1sleep226015-21kworker/u8:100:30:442
2426422680,3sleep224257-21apt-get20:25:142
1141822680,1sleep19810-21kworker/u8:223:40:251
456622670,2sleep14563-21ssh00:35:331
456622670,2sleep14563-21ssh00:35:321
1998922670,2sleep20-21swapper/220:10:322
1638322670,2sleep10-21swapper/120:00:221
1398122670,2sleep213974-21ssh22:35:352
479722660,2sleep14791-21ssh22:15:331
2579922660,2sleep123700-21kworker/u8:300:11:241
1199922660,2sleep20-21swapper/219:45:432
968722650,2sleep10-21swapper/121:15:391
2777722650,2sleep227032-1kworker/u9:220:35:202
2777722650,2sleep227032-1kworker/u9:220:35:192
2136522650,2sleep10-21swapper/100:02:001
143022650,2sleep20-21swapper/223:20:172
3131122640,3sleep127032-1kworker/u9:220:45:241
2035522640,1sleep212647-21kworker/u8:421:40:162
2027922640,2sleep20-21swapper/200:00:212
148422640,2sleep20-21swapper/222:09:462
3032122630,2sleep30-21swapper/319:05:173
2802522630,1sleep226266-21kworker/u8:121:55:422
2420622630,2sleep10-21swapper/100:09:391
2301622630,2sleep20-21swapper/200:05:392
1493722630,1sleep214450-21kworker/u8:1823:49:102
944022620,2sleep20-21swapper/222:25:342
343022620,1sleep231091-21kworker/u8:022:13:082
2492222620,2sleep10-21swapper/120:25:341
625822610,1sleep22833-21kworker/u8:623:30:182
3269022610,4sleep132602-21ssh00:25:431
1898822610,3sleep20-21swapper/223:56:382
1589922610,2sleep115851-21latency_hist20:00:011
1589922610,2sleep115851-21latency_hist20:00:011
1584922610,1sleep112352-21kworker/u8:022:40:211
1172222610,2sleep211718-21ssh22:30:362
1353322600,1sleep112353-21kworker/u8:322:35:171
1944022590,2sleep10-21swapper/123:58:461
1644422590,1sleep215615-21kworker/u8:320:00:222
48022580,1sleep130318-21kworker/u8:720:50:261
3137922580,1sleep230321-21kworker/u8:1120:45:292
2646622580,1sleep219070-21kworker/u8:200:14:272
426422570,3sleep14246-21idleruntime-cro19:25:011
1698822570,2sleep213896-21kworker/2:121:31:232
1002022570,2sleep10-21swapper/119:40:311
719922560,2sleep2241rcuc/222:20:392
670922560,1sleep1683-21kworker/u8:4519:30:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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