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2026-04-27 - 09:24
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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 Apr 27, 2026 00:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2169623450,2sleep20-21swapper/222:45:212
2169623450,2sleep20-21swapper/222:45:212
3206223360,1sleep231012-21kworker/u8:1020:35:262
2073623190,2sleep20-21swapper/223:54:332
3214823050,1sleep10-21swapper/120:35:331
2105923050,10sleep1121rcu_preempt21:31:151
2309423020,1sleep217695-21kworker/u8:1500:00:002
624223000,8sleep119-21ksoftirqd/122:10:301
496423000,3sleep117926-21kworker/1:200:30:191
2604122990,1sleep224782-21kworker/u8:200:05:232
2473222990,1sleep223433-21kworker/u8:021:40:202
2473222990,1sleep223433-21kworker/u8:021:40:192
360622980,1sleep132608-21kworker/u8:122:05:201
467822960,1sleep11931-21kworker/u8:720:50:361
286922930,2sleep30-21swapper/319:05:423
2692122930,1sleep124495-21kworker/u8:420:20:211
2692122930,1sleep124495-21kworker/u8:420:20:211
622422920,1sleep15114-21kworker/u8:820:55:321
891522880,2sleep18914-21ssh00:40:011
1976322870,1sleep216015-21kworker/u8:1522:40:252
304822860,2sleep10-21swapper/120:45:351
1292122860,3sleep112917-21ssh22:25:261
1292122860,3sleep112917-21ssh22:25:261
759722850,2sleep26485-21kworker/u8:723:25:212
2177722850,2sleep10-21swapper/120:05:141
2435422820,1sleep218299-21kworker/u8:522:50:352
1524022800,1sleep113733-21kworker/u8:122:30:281
1941322790,2sleep20-21swapper/221:29:182
238822780,2sleep20-21swapper/220:45:152
138522780,1sleep232608-21kworker/u8:122:00:222
345122770,2sleep23442-21ssh23:15:382
135922770,2sleep132608-21kworker/u8:122:00:201
814222760,2sleep1532-1kworker/u9:022:15:211
2844522760,1sleep224782-21kworker/u8:200:10:252
2787522760,1sleep226113-21kworker/u8:320:23:292
2787522760,1sleep226113-21kworker/u8:320:23:292
3117922750,1sleep213733-21kworker/u8:123:05:352
3053022750,1sleep124495-21kworker/u8:420:30:341
3242322740,3sleep132407-21apt-get23:10:001
1075822740,3sleep110746-21ssh22:20:311
2852522730,1sleep224495-21kworker/u8:420:25:212
2751422730,2sleep20-21swapper/221:45:392
1519722730,1sleep213733-21kworker/u8:122:30:252
98622720,1sleep118299-21kworker/u8:523:10:321
2628222720,1sleep124783-21kworker/u8:300:05:291
1885222720,1sleep117695-21kworker/u8:1523:50:101
1749022720,2sleep217481-21ssh22:35:282
1627422720,2sleep10-21swapper/119:45:371
131322720,1sleep2389-21kworker/u8:120:40:282
2016222710,1sleep119683-21kworker/u8:820:00:111
1273322710,2sleep212732-21irqstats22:25:232
1273322710,2sleep212732-21irqstats22:25:232
1078022710,2sleep1121rcu_preempt21:10:151
529822700,1sleep224782-21kworker/u8:200:30:282
366722700,3sleep23666-21ssh00:26:232
1306722700,1sleep212188-21kworker/u8:821:15:202
1709222680,1sleep115403-21kworker/u8:123:45:341
279522670,2sleep10-21swapper/119:05:361
1103522670,2sleep20-21swapper/219:30:372
562922660,2sleep20-21swapper/222:10:152
2509522660,1sleep118863-21kworker/u8:121:40:311
2509522660,1sleep118863-21kworker/u8:121:40:311
2500422660,1sleep124491-21kworker/u8:120:15:161
1296922660,1sleep220609-21kworker/u8:323:35:592
1130922660,2sleep20-21swapper/222:21:212
757822650,2sleep10-21swapper/123:25:201
382922650,1sleep132217-21kworker/u8:319:10:141
2213022640,1sleep120607-21kworker/u8:222:45:361
2213022640,1sleep120607-21kworker/u8:222:45:351
1475822640,1sleep16481-21kworker/u8:223:40:321
3119622630,1sleep130339-21kworker/u8:3021:55:151
1506122630,2sleep20-21swapper/219:45:022
107322630,2sleep10-21swapper/120:40:241
274622620,1sleep131604-21kworker/u8:600:25:281
2363522620,2sleep10-21swapper/121:37:451
754922610,2sleep10-21swapper/121:00:211
333422610,2sleep232607-21kworker/u8:022:05:132
2869622610,1sleep120607-21kworker/u8:223:00:231
2869622610,1sleep120607-21kworker/u8:223:00:231
2290222610,1sleep122471-21kworker/u8:423:59:141
167522610,1sleep220609-21kworker/u8:323:11:062
51422600,2sleep2508-21ssh00:20:262
2935122600,6sleep23627-21cyclictest23:01:002
2935122600,6sleep23627-21cyclictest23:01:002
2397622600,1sleep219682-21kworker/u8:720:10:292
1917522600,2sleep10-21swapper/119:55:331
746122590,2sleep20-21swapper/200:35:272
624222590,2sleep20-21swapper/220:55:322
1591722590,1sleep214794-21kworker/u8:019:45:292
2666722580,5sleep1181rcuc/122:55:371
1948422580,1sleep114494-21kworker/u8:221:29:381
1600922580,2sleep115991-21ssh21:20:331
787422570,1sleep26740-21kworker/u8:021:00:312
685322570,1sleep26645-21kworker/u8:3819:20:002
3042622570,1sleep228006-21kworker/u8:120:30:282
2372922570,1sleep217695-21kworker/u8:1500:00:242
161122570,2sleep10-21swapper/100:23:261
942922560,1sleep26661-21kworker/u8:5419:25:352
492122560,1sleep21462-21kworker/u8:219:11:442
2457922560,3sleep122471-21kworker/u8:400:01:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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