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2025-12-12 - 16:58
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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 Fri Dec 12, 2025 00:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273923730,2sleep20-21swapper/221:25:162
288523530,1sleep231699-21kworker/u8:2323:35:232
1983723400,2sleep10-21swapper/100:10:411
1983723400,2sleep10-21swapper/100:10:411
1085223360,1sleep110120-21kworker/u8:120:25:101
1085223360,1sleep110120-21kworker/u8:120:25:101
855723300,2sleep18551-21ssh23:45:271
2243523190,2sleep10-21swapper/119:29:591
79023160,2sleep10-21swapper/119:57:051
1930323070,2sleep10-21swapper/121:57:521
2034723060,2sleep10-21swapper/119:21:431
2299423040,2sleep20-21swapper/200:18:542
663423030,2sleep10-21swapper/120:14:411
2050223020,2sleep20-21swapper/200:12:512
2050223020,2sleep20-21swapper/200:12:502
692122960,2sleep14626-21kworker/u8:2120:15:131
3114322960,2sleep20-21swapper/222:20:442
1358022950,2sleep113574-21ssh22:50:371
98122910,3sleep1971-21ssh23:30:331
1377922910,2sleep10-21swapper/123:55:331
2169922900,4sleep215126-21cyclictest19:25:302
2717522890,1sleep124018-21kworker/u8:219:40:291
2355222870,1sleep219195-21kworker/u8:823:10:392
1698122830,1sleep216709-21kworker/u8:021:53:262
1698122830,1sleep216709-21kworker/u8:021:53:252
376522820,6sleep119-21ksoftirqd/123:35:391
2347122820,1sleep216709-21kworker/u8:022:05:392
1739022820,2sleep20-21swapper/220:40:342
1349822820,1sleep211712-21kworker/u8:2221:45:302
3010022810,1sleep129179-21kworker/u8:323:25:181
2402822810,3sleep124027-21/usr/sbin/munin00:20:301
2402822810,3sleep124027-21/usr/sbin/munin00:20:301
901022800,7sleep119-21ksoftirqd/121:35:481
2472522790,2sleep224722-21ps00:20:472
2472522790,2sleep224722-21ps00:20:472
3008922780,2sleep10-21swapper/100:33:241
1750922760,2sleep10-21swapper/100:05:261
1244122760,2sleep112431-21ssh22:50:011
3008122750,2sleep20-21swapper/221:15:152
2433922740,1sleep124164-21kworker/u8:123:12:561
608022730,2sleep26071-21ssh21:30:352
608022730,2sleep26071-21ssh21:30:342
3105622730,1sleep128961-21kworker/u8:422:20:381
2907922720,1sleep127726-21kworker/u8:319:45:311
2907922720,1sleep127726-21kworker/u8:319:45:311
2505822720,1sleep211856-21kworker/u8:523:15:142
476622710,2sleep10-21swapper/121:29:181
3096722710,6sleep230968-21/usr/sbin/munin23:25:342
2530022710,1sleep124017-21kworker/u8:119:35:261
3093422700,2sleep225-21ksoftirqd/219:50:342
1250322700,3sleep211714-21kworker/u8:2421:45:012
616622690,2sleep16165-21ld22:35:381
523422690,1sleep21837-21kworker/u8:1522:35:142
38122690,1sleep231720-21kworker/u8:521:20:222
2913822680,1sleep228960-21kworker/u8:222:17:292
1610022680,1sleep111642-21kworker/u8:322:55:381
1049422680,2sleep10-21swapper/121:40:261
847222670,1sleep26903-21kworker/u8:1221:35:252
659922670,1sleep131689-21kworker/u8:1323:40:421
616122670,9sleep225-21ksoftirqd/223:40:312
404322670,2sleep10-21swapper/120:05:331
2268522660,1sleep121558-21kworker/u8:220:55:241
178522660,2sleep20-21swapper/223:32:272
3008422650,1sleep129579-21kworker/u8:1519:50:171
2875022650,3sleep128749-21users22:15:441
2100222650,1sleep216709-21kworker/u8:022:00:382
2764122640,1sleep127499-21kworker/u8:500:27:331
2098922640,1sleep1181rcuc/122:00:361
1715822640,1sleep114818-21kworker/u8:619:15:151
1356322640,2sleep20-21swapper/220:30:292
2094422630,1sleep219197-21kworker/u8:1023:05:292
1532622630,2sleep20-21swapper/219:10:142
405522620,2sleep22677-21kworker/u8:320:05:342
1725522620,2sleep20-21swapper/219:15:172
172922610,2sleep10-21swapper/121:21:371
1845022600,3sleep217098-1kworker/u9:121:55:342
857122590,1sleep231687-21kworker/u8:1123:45:292
2785122590,1sleep227498-21kworker/u8:400:28:472
275322590,1sleep21837-21kworker/u8:1522:30:122
2718622590,2sleep20-21swapper/219:40:302
1590622590,1sleep114209-21kworker/u8:221:50:311
1590622590,1sleep114209-21kworker/u8:221:50:311
1581922590,1sleep2241rcuc/200:00:372
1109822590,1sleep29291-21kworker/u8:1923:50:322
900422580,3sleep129578-21kworker/u8:1420:20:191
32722580,1sleep231420-21kworker/u8:219:55:372
1120422580,2sleep20-21swapper/220:25:312
1120422580,2sleep20-21swapper/220:25:312
454622570,2sleep10-21swapper/122:33:031
2669122570,2sleep122565-1kworker/u9:023:17:141
1594822570,2sleep10-21swapper/120:36:511
1472422570,1sleep211642-21kworker/u8:322:54:192
1170622570,2sleep20-21swapper/222:46:392
600722560,1sleep121558-21kworker/u8:221:30:301
600722560,1sleep121558-21kworker/u8:221:30:291
2345322560,2sleep10-21swapper/122:05:391
984622550,2sleep20-21swapper/222:44:392
2908622550,1sleep224018-21kworker/u8:219:45:322
2908622550,1sleep224018-21kworker/u8:219:45:322
2891222550,1sleep226661-21kworker/u8:223:20:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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