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2026-07-12 - 13:21
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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 792 highest latencies:
System rackfslot4.osadl.org (updated Sun Jul 12, 2026 00:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
708223700,1sleep25983-21kworker/u8:519:05:282
2612423510,1sleep223964-21kworker/u8:3420:05:142
2171423200,2sleep10-21swapper/119:50:261
459723160,2sleep20-21swapper/221:56:292
459723160,2sleep20-21swapper/221:56:292
702023140,2sleep10-21swapper/122:02:111
1984023120,2sleep20-21swapper/223:40:292
2509323090,1sleep119150-21kworker/u8:920:00:311
2627523060,1sleep125158-21kworker/u8:823:55:191
209323060,2sleep10-21swapper/120:30:081
2268523050,1sleep217504-21kworker/u8:719:55:012
1794323050,3sleep217937-21ssh22:25:372
780823010,1sleep220885-21kworker/u8:223:15:162
780823010,1sleep220885-21kworker/u8:223:15:162
1367022980,2sleep20-21swapper/219:25:302
2903822960,2sleep20-21swapper/200:00:392
1464222950,2sleep114641-21ssh23:30:141
2231222940,2sleep122310-21ssh21:25:171
602822850,2sleep20-21swapper/220:40:342
1663622850,6sleep2121rcu_preempt21:12:312
1402822830,6sleep114029-21latency_hist00:40:011
1266722830,2sleep12533-21kworker/u8:622:15:151
1188622830,3sleep211887-21ssh22:13:422
2017022820,1sleep219154-21kworker/u8:1419:45:242
1570322820,1sleep213860-21kworker/u8:323:30:402
550522790,2sleep10-21swapper/123:10:121
2896322790,3sleep128962-21ssh00:00:341
2850422790,2sleep20-21swapper/222:50:012
2574322790,1sleep225152-21kworker/u8:223:55:002
938922780,2sleep10-21swapper/122:07:421
2141122780,1sleep221076-21kworker/u8:1221:23:172
92122770,2sleep1919-21ssh23:00:061
2217822770,1sleep220565-21kworker/u8:923:45:312
1085222770,1sleep19708-21kworker/u8:320:55:331
371422760,6sleep13181-21kworker/u8:2220:35:121
1494922760,1sleep214194-21kworker/u8:519:30:202
1036022760,1sleep29033-21kworker/u8:823:20:182
1035722760,1sleep19352-21kworker/u8:319:15:281
913222750,1sleep19029-21kworker/u8:423:16:521
913222750,1sleep19029-21kworker/u8:423:16:521
3164822750,1sleep129738-21kworker/u8:1400:05:401
2215522750,2sleep122148-21ssh23:45:301
1333622750,1sleep15984-21kworker/u8:619:25:211
1144222750,1sleep18684-21kworker/u8:000:34:151
2847822740,6sleep225409-1kworker/u9:221:39:242
2443022740,1sleep120569-21kworker/u8:1323:50:331
1181922740,3sleep210984-21kworker/u8:200:35:042
337422730,2sleep20-21swapper/200:15:302
3223022730,2sleep223186-1kworker/u9:122:57:052
2634522730,1sleep120886-21kworker/u8:422:45:181
2232022730,1sleep29709-21kworker/u8:421:25:172
1579922730,1sleep114556-21kworker/u8:621:10:321
2100022720,3sleep120999-21ssh22:32:521
1633222720,1sleep116296-21kworker/u8:622:22:171
919122710,2sleep10-21swapper/120:50:301
919122710,2sleep10-21swapper/120:50:301
734322710,1sleep223187-21kworker/u8:1123:14:142
3244622710,1sleep230309-21kworker/u8:421:46:202
2343522710,6sleep123433-21ntpq19:55:281
1683022710,2sleep20-21swapper/219:35:232
2666522700,1sleep117501-21kworker/u8:520:05:251
2686322690,1sleep121077-21kworker/u8:1321:35:171
2486022690,1sleep223965-21kworker/u8:3520:00:242
1717622690,2sleep10-21swapper/122:25:081
1266022690,1sleep29030-21kworker/u8:523:25:212
2146122680,2sleep10-21swapper/121:23:311
1080922680,2sleep20-21swapper/220:55:302
765422670,1sleep16462-21kworker/u8:1520:45:361
3015922670,1sleep127232-21kworker/u8:320:15:291
3012922670,1sleep227596-21kworker/u8:022:52:552
288522670,2sleep10-21swapper/121:54:031
2345322670,2sleep223387-1kworker/u9:319:55:292
103822670,2sleep20-21swapper/220:25:312
2285822660,1sleep220887-21kworker/u8:722:35:532
2015722660,2sleep120156-21/usr/sbin/munin19:45:231
1401822660,1sleep19709-21kworker/u8:421:05:261
2929622650,2sleep10-21swapper/122:50:361
1815222650,2sleep118134-21ssh21:15:361
698322640,2sleep14000-1kworker/u9:100:24:501
3155922640,1sleep120885-21kworker/u8:222:55:351
1016722640,1sleep28692-21kworker/u8:800:30:262
740522630,1sleep15983-21kworker/u8:519:05:381
496422630,1sleep123187-21kworker/u8:1123:08:481
3101922630,1sleep229104-21kworker/u8:020:20:002
2466522630,3sleep124664-21ssh22:40:311
1661022630,3sleep116609-21df19:35:181
1436522630,3sleep210869-1kworker/u9:022:18:452
1238122630,1sleep16698-21kworker/u8:123:25:161
1211822630,2sleep20-21swapper/219:20:352
1010122630,1sleep16698-21kworker/u8:123:20:131
878222620,2sleep20-21swapper/219:10:302
397122620,1sleep12537-21kworker/u8:1221:55:311
397122620,1sleep12537-21kworker/u8:1221:55:311
465322610,1sleep14016-21kworker/u8:000:19:471
2948322610,1sleep127973-21kworker/u8:721:40:241
2189222610,1sleep120887-21kworker/u8:722:35:171
1803022610,1sleep213859-21kworker/u8:223:35:502
1803022610,1sleep213859-21kworker/u8:223:35:502
1619122610,2sleep216190-21ssh22:21:392
1122522610,2sleep10-21swapper/122:10:391
2828022600,2sleep10-21swapper/120:10:351
265422600,2sleep20-21swapper/220:30:262
172522600,1sleep232644-21kworker/u8:321:50:292
976922590,1sleep232641-21kworker/u8:022:09:282
757022590,1sleep26462-21kworker/u8:1520:45:302
2949922590,1sleep227971-21kworker/u8:521:40:242
2491722590,1sleep19709-21kworker/u8:421:30:261
1825122590,1sleep20-21swapper/219:40:172
1754022590,3sleep117529-21ssh23:35:291
1754022590,3sleep117529-21ssh23:35:291
161422590,1sleep120569-21kworker/u8:1300:11:071
797222580,1sleep16358-21kworker/u8:3200:25:341
771422580,2sleep30-21swapper/319:07:503
589822580,2sleep22533-21kworker/u8:622:00:192
324722580,2sleep23246-21ssh23:05:192
2854722580,2sleep227254-1kworker/u9:220:10:392
2730522580,7sleep220564-1kworker/u9:323:56:372
1254022580,7sleep17970-21cyclictest21:00:361
3123922570,1sleep130747-21kworker/u8:1020:20:041
3123922570,1sleep130747-21kworker/u8:1020:20:041
1909622570,5sleep218963-1kworker/u9:021:18:132
72022560,1sleep220885-21kworker/u8:223:00:022
601922560,1sleep13179-21kworker/u8:2020:40:341
1088022560,2sleep20-21swapper/219:16:292
920622550,2sleep20-21swapper/200:29:292
565722550,2sleep25654-21ssh00:20:342
2014322540,1sleep216294-21kworker/u8:522:30:322
1470122540,4sleep1181rcuc/119:30:151
40722520,1sleep130311-21kworker/u8:921:48:231
1464322520,1sleep214557-21kworker/u8:721:07:242
66522510,5sleep2664-21diskstats00:10:212
2576522510,1sleep221076-21kworker/u8:1221:32:212
175222510,2sleep10-21swapper/120:28:561
3184222500,2sleep20-21swapper/200:06:342
1982522500,1sleep118246-21kworker/u8:023:40:281
1278022500,13sleep10-21swapper/119:24:331
897722490,2sleep10-21swapper/119:10:371
3226622490,5sleep225-21ksoftirqd/220:20:412
3226622490,5sleep225-21ksoftirqd/220:20:412
1907122490,1sleep117500-21kworker/u8:419:41:211
1254822480,1sleep211346-21kworker/u8:521:00:362
968922470,1sleep26462-21kworker/u8:1520:51:492
968922470,1sleep26462-21kworker/u8:1520:51:482
2527722470,1sleep220886-21kworker/u8:422:41:292
478422440,2sleep20-21swapper/220:36:242
2681421210,2sleep30-21swapper/323:55:373
206942350,2sleep30-21swapper/321:20:403
276882320,2sleep30-21swapper/320:10:023
797699303,3cyclictest0-21swapper/323:40:123
797699261,6cyclictest10165-21chrt22:10:123
797699261,3cyclictest125152sleep300:35:333
254072260,2sleep30-21swapper/323:53:213
797699244,17cyclictest0-21swapper/323:15:173
797699244,17cyclictest0-21swapper/323:15:173
797699243,5cyclictest29180-21taskset21:40:183
797699241,6cyclictest5516-21taskset23:10:143
797699241,6cyclictest4057-21taskset21:55:373
797699241,6cyclictest4057-21taskset21:55:373
797699241,6cyclictest24634-21taskset22:40:303
797699241,6cyclictest17462-21chrt21:15:183
797699241,5cyclictest24347-21chrt21:30:123
797699241,4cyclictest99772chrt22:10:003
797699241,4cyclictest778-21chrt23:00:043
797699241,4cyclictest40352sleep323:05:443
797699241,4cyclictest141532sleep321:05:373
797699235,4cyclictest13423-21taskset22:15:453
797699234,4cyclictest62992chrt22:00:323
797699234,4cyclictest18010-21chrt19:40:143
797699234,3cyclictest23532sleep320:30:183
797699233,3cyclictest29197-21taskset22:50:313
797699231,6cyclictest9798-21chrt19:15:143
797699231,6cyclictest8940-21chrt00:28:133
797699231,6cyclictest6363-21chrt20:40:413
797699231,6cyclictest26941-21taskset22:45:323
797699231,6cyclictest23523-21chrt19:55:353
797699231,6cyclictest20397-21chrt22:30:363
797699231,6cyclictest18809-21chrt22:28:153
797699231,5cyclictest3217-21chrt21:55:023
797699231,5cyclictest17322-21taskset21:15:013
797699231,5cyclictest15609-21chrt22:20:313
797699231,5cyclictest12372-21taskset23:25:133
797699231,4cyclictest902-21taskset00:10:253
797699231,4cyclictest76352chrt20:45:343
797699231,4cyclictest666-21chrt20:25:213
797699231,4cyclictest314512sleep322:55:293
797699231,4cyclictest31309-21taskset21:45:163
797699231,4cyclictest29003-21chrt00:00:363
797699231,4cyclictest27003-21chrt21:35:243
797699231,4cyclictest199892sleep319:45:213
797699231,4cyclictest166352sleep319:35:203
797699231,4cyclictest12466-21chrt19:20:413
797699231,4cyclictest10539-21chrt00:30:393
797699231,3cyclictest217732sleep323:45:213
797699223,4cyclictest15331-21taskset23:30:323
797699221,6cyclictest31757-21chrt00:06:103
797699221,5cyclictest9179-21taskset19:10:393
797699221,5cyclictest37212chrt20:35:143
797699221,5cyclictest3315-21taskset00:15:273
797699221,5cyclictest17643-21taskset23:35:353
797699221,5cyclictest17643-21taskset23:35:353
797699221,5cyclictest13686-21chrt19:25:313
797699221,5cyclictest11553-21chrt20:59:383
797699221,4cyclictest4957-21taskset00:20:013
797699221,4cyclictest29878-21chrt20:15:233
797699221,4cyclictest28007-21chrt20:10:283
797699221,4cyclictest24878-21chrt20:00:253
797699221,4cyclictest22331-21taskset21:25:183
797699221,4cyclictest10093-21chrt23:20:113
797699212,4cyclictest21905-21chrt19:50:363
797699211,6cyclictest21738-21chrt22:35:113
797699211,5cyclictest32334-21chrt20:21:353
797699211,5cyclictest32334-21chrt20:21:343
797699211,4cyclictest8849-21chrt20:50:213
797699211,4cyclictest8849-21chrt20:50:203
797699211,4cyclictest12999-21taskset21:02:143
797699201,7cyclictest14715-21chrt19:30:173
320782113,3sleep032080-21ssh22:56:240
227222103,3sleep022719-21ntpq21:25:320
177262103,3sleep017730-21diskstats21:15:230
9687282,2sleep00-21swapper/022:09:060
8093282,3sleep08171-21/usr/sbin/munin00:25:420
5182282,2sleep00-21swapper/023:09:520
3783282,2sleep00-21swapper/000:15:410
32421282,2sleep00-21swapper/020:22:410
32421282,2sleep00-21swapper/020:22:410
32310282,2sleep00-21swapper/000:08:460
31505282,2sleep00-21swapper/021:45:220
28932282,2sleep00-21swapper/021:40:150
2812283,2sleep00-21swapper/023:04:200
27560282,2sleep00-21swapper/023:57:560
26308282,2sleep00-21swapper/022:45:180
25845282,2sleep00-21swapper/021:32:450
25590283,2sleep00-21swapper/020:01:350
25230282,2sleep00-21swapper/022:41:160
1940282,2sleep00-21swapper/000:12:440
18355282,2sleep00-21swapper/022:26:080
18321282,2sleep00-21swapper/023:37:140
18321282,2sleep00-21swapper/023:37:140
13762282,2sleep00-21swapper/023:27:130
13735282,2sleep00-21swapper/021:05:230
13068282,2sleep00-21swapper/000:36:250
12881283,2sleep00-21swapper/021:00:430
11446282,2sleep00-21swapper/019:20:100
10946282,2sleep00-21swapper/019:17:130
9276271,2sleep00-21swapper/019:11:460
7658272,2sleep00-21swapper/019:07:120
7230271,2sleep00-21swapper/023:13:410
30624272,2sleep00-21swapper/020:15:490
29898271,2sleep00-21swapper/022:51:530
29584271,2sleep00-21swapper/000:01:460
27820271,2sleep00-21swapper/021:36:180
22263272,2sleep00-21swapper/019:50:460
20998271,2sleep00-21swapper/022:32:510
20944272,2sleep00-21swapper/019:49:290
1804271,2sleep00-21swapper/020:29:370
17584272,2sleep00-21swapper/019:38:160
16904271,2sleep00-21swapper/022:25:000
16761271,2sleep00-21swapper/021:13:060
16325271,2sleep00-21swapper/023:33:320
14557272,2sleep00-21swapper/022:19:440
14185271,2sleep00-21swapper/019:26:580
11310272,2sleep00-21swapper/020:56:420
9677262,2sleep00-21swapper/020:51:390
9677262,2sleep00-21swapper/020:51:390
9120260,3sleep09121-21ssh23:16:480
9120260,3sleep09121-21ssh23:16:470
8194261,2sleep00-21swapper/020:48:130
6512262,2sleep00-21swapper/020:42:260
4875262,2sleep00-21swapper/020:37:280
3207261,2sleep00-21swapper/020:31:490
29091261,2sleep00-21swapper/020:11:550
27281261,2sleep00-21swapper/020:07:180
24018261,2sleep00-21swapper/019:57:250
20991260,2sleep00-21swapper/023:43:570
20919261,2sleep00-21swapper/021:20:590
15985262,2sleep00-21swapper/019:33:290
19080251,2sleep00-21swapper/019:41:290
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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