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2026-04-17 - 14:03
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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 highest latencies:
System rackfslot4.osadl.org (updated Fri Apr 17, 2026 00:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
740123520,1sleep16658-21kworker/u8:1420:30:111
1959423490,3sleep219560-21ssh23:30:182
2356723310,3sleep20-21swapper/221:15:412
2087123230,3sleep120870-21ssh23:33:081
1925723130,3sleep119256-21ssh22:19:471
668423100,2sleep20-21swapper/220:27:012
415623100,3sleep10-21swapper/100:07:121
1935723070,1sleep216481-21kworker/u8:122:20:012
1893923070,2sleep10-21swapper/119:28:291
1893923070,2sleep10-21swapper/119:28:281
3114823020,7sleep2121rcu_preempt21:33:382
1255123000,2sleep211788-21kworker/u8:120:45:172
546222940,2sleep20-21swapper/220:25:012
2251322940,3sleep222516-21cron19:40:012
1774722940,2sleep20-21swapper/223:25:412
502622920,2sleep20-21swapper/222:58:592
1605722910,2sleep10-21swapper/120:55:251
384722900,1sleep2683-21kworker/u8:021:45:122
384722900,1sleep2683-21kworker/u8:021:45:112
2144522890,7sleep219879-21kworker/u8:221:10:382
2361022880,1sleep222239-21kworker/u8:419:40:362
205722880,1sleep10-21swapper/120:15:221
1981722880,1sleep19669-21kworker/u8:1222:20:081
1938922850,1sleep218244-21kworker/u8:2021:05:312
717722810,1sleep230864-21kworker/u8:321:50:422
616522810,2sleep20-21swapper/200:11:002
2985722810,1sleep229789-21kworker/u8:123:52:502
2816022810,6sleep212585-21cyclictest22:37:552
2215522810,2sleep20-21swapper/223:35:302
1775222790,2sleep20-21swapper/221:00:252
1088822790,2sleep10-21swapper/122:00:181
2385422780,1sleep222939-21kworker/u8:423:40:162
1527222780,2sleep215270-21ssh23:20:322
955722770,3sleep18023-1kworker/u9:000:20:111
602122770,2sleep20-21swapper/223:00:222
2808222770,2sleep128039-21ssh23:49:591
2020022770,2sleep120182-21ssh21:10:011
158322770,1sleep11329-21kworker/u8:2720:15:011
2558822760,2sleep225586-21ssh21:20:312
1136122750,4sleep2457-21kcompactd022:00:362
2919222740,2sleep129191-21ssh22:40:191
1338222740,2sleep10-21swapper/119:10:271
1184022740,1sleep16373-21kworker/u8:900:25:141
1304822720,1sleep14658-21kworker/u8:623:15:381
2780722710,1sleep213423-21kworker/u8:721:25:252
1993522710,1sleep212248-21kworker/u8:519:30:312
1993522710,1sleep212248-21kworker/u8:519:30:302
2896422700,1sleep122941-21kworker/u8:723:50:331
1779822700,1sleep116672-21kworker/u8:221:00:281
1502722700,2sleep10-21swapper/119:15:291
74522690,2sleep232085-21kworker/u8:120:10:282
1577122690,3sleep215770-21diskstats20:55:182
1536822690,1sleep19669-21kworker/u8:1222:10:191
1430822690,1sleep213255-21kworker/u8:600:30:092
1165922690,2sleep111331-21kworker/u8:923:13:081
902222670,2sleep10-21swapper/120:35:151
802222670,2sleep18011-21ssh00:15:371
619722670,2sleep16181-21ssh23:00:311
446722670,1sleep24083-21kworker/u8:400:08:432
2587122670,3sleep125820-21latency_hist19:50:011
915222660,3sleep20-21swapper/223:06:592
3073222660,1sleep128799-21kworker/u8:1220:05:001
2786522660,2sleep127860-21ssh21:25:281
3180722650,7sleep212585-21cyclictest22:45:312
1339422650,2sleep211334-21kworker/u8:1323:15:422
3242122640,2sleep232415-21ssh21:35:342
3216222640,1sleep122941-21kworker/u8:723:58:081
2778922640,2sleep20-21swapper/223:48:492
2560222640,1sleep216481-21kworker/u8:122:31:322
2371722640,1sleep19670-21kworker/u8:1322:28:171
1080422640,1sleep26978-21kworker/u8:223:10:372
665122630,2sleep10-21swapper/100:13:161
2890922630,1sleep227919-21kworker/u8:422:40:132
1412522630,2sleep10-21swapper/122:06:371
1137022630,1sleep210594-21kworker/u8:919:05:182
3131622620,2sleep231309-21ssh23:55:352
2154422620,1sleep120638-21kworker/u8:523:35:131
1391122620,3sleep213903-21apt-get20:50:162
1390922620,1sleep113419-21kworker/u8:420:50:151
840822610,1sleep26382-21kworker/u8:1800:15:542
312122610,1sleep2683-21kworker/u8:021:42:462
1705322610,2sleep117051-21ssh23:25:201
39222600,2sleep112585-21cyclictest00:00:091
203222600,1sleep232088-21kworker/u8:420:15:112
1546522600,3sleep12376-1kworker/u9:023:20:411
117822600,3sleep20-21swapper/200:00:352
2520122590,1sleep122939-21kworker/u8:423:42:081
1639622590,1sleep29669-21kworker/u8:1222:11:452
1167722590,2sleep30-21swapper/319:05:263
933622580,1sleep230864-21kworker/u8:321:55:412
532122580,1sleep128799-21kworker/u8:1220:25:001
2172122580,1sleep115547-21kworker/u8:919:35:341
1396822580,2sleep20-21swapper/200:30:012
639622570,1sleep15332-21kworker/u8:921:50:211
2614422570,2sleep10-21swapper/121:21:181
1829322570,1sleep215547-21kworker/u8:919:25:282
1829322570,1sleep215547-21kworker/u8:919:25:272
169522570,1sleep132488-21kworker/u8:122:50:331
1677122570,1sleep112246-21kworker/u8:319:20:371
1483122570,1sleep212248-21kworker/u8:519:15:232
1332822570,1sleep212250-21kworker/u8:819:10:242
1220422570,1sleep17314-21kworker/u8:1419:06:211
1132222570,2sleep20-21swapper/200:23:532
3186522560,1sleep130227-21kworker/u8:222:45:351
1253822560,2sleep10-21swapper/120:45:161
1595422550,1sleep115548-21kworker/u8:1000:33:261
1133322550,1sleep210139-21kworker/u8:1720:40:352
3075422540,2sleep10-21swapper/121:31:441
1631722540,1sleep212248-21kworker/u8:519:20:172
1413022540,2sleep20-21swapper/222:06:382
490922530,2sleep10-21swapper/121:45:391
490922530,2sleep10-21swapper/121:45:391
1681122530,2sleep20-21swapper/200:35:272
955322520,2sleep217414-21kworker/2:120:35:232
3155022520,2sleep10-21swapper/120:05:281
2838822510,1sleep127919-21kworker/u8:422:39:031
2436022510,2sleep123551-1kworker/u9:222:30:141
1959122510,1sleep112248-21kworker/u8:519:30:221
1959122510,1sleep112248-21kworker/u8:519:30:211
901722500,2sleep19009-21ntpq21:55:331
391122490,2sleep10-21swapper/122:55:311
2215722490,1sleep118244-21kworker/u8:2021:13:471
3240822480,1sleep128594-21kworker/u8:1821:35:331
1194122480,2sleep10-21swapper/120:43:561
2824022470,2sleep10-21swapper/119:55:271
2541022470,3sleep215544-1kworker/u9:219:45:402
253822470,1sleep230228-21kworker/u8:322:52:562
2054822470,1sleep29669-21kworker/u8:1222:20:472
1792022470,1sleep113256-21kworker/u8:700:36:101
927822460,3sleep19277-21ssh23:07:331
2867422460,1sleep227169-21kworker/u8:219:55:412
2738222450,1sleep127169-21kworker/u8:219:54:351
2271722450,1sleep118244-21kworker/u8:2021:15:151
2280022440,2sleep222799-21ssh22:25:372
733422430,5sleep23210-1kworker/u9:320:30:042
630122430,1sleep1191ksoftirqd/120:25:371
340422430,1sleep12842-21kworker/u8:421:44:101
2978722430,1sleep223929-21kworker/u8:4720:00:222
2408722400,2sleep10-21swapper/119:43:381
3203422380,1sleep230465-21kworker/u8:1620:06:382
2667922330,1sleep223898-21kworker/u8:1619:50:292
1215121220,2sleep30-21swapper/322:02:533
80772450,2sleep30-21swapper/323:05:193
327112450,2sleep30-21swapper/321:35:403
209972300,2sleep30-21swapper/321:10:233
156572280,15sleep30-21swapper/319:18:173
312062260,13sleep30-21swapper/323:55:293
210762250,3sleep30-21swapper/323:34:103
31482240,13sleep30-21swapper/321:42:553
50572230,2sleep30-21swapper/321:46:173
50572230,2sleep30-21swapper/321:46:173
45342230,2sleep30-21swapper/322:56:383
44432230,2sleep30-21swapper/300:08:353
304082230,2sleep30-21swapper/320:01:293
240372230,2sleep30-21swapper/319:42:593
199802230,2sleep30-21swapper/321:07:543
178772230,12sleep30-21swapper/300:35:563
119032230,2sleep30-21swapper/320:43:253
76782220,2sleep30-21swapper/321:53:043
5722220,2sleep30-21swapper/322:49:383
52492220,2sleep30-21swapper/320:24:303
240352220,2sleep30-21swapper/321:16:583
133152220,2sleep30-21swapper/320:45:553
12622220,2sleep30-21swapper/320:11:383
55452210,10sleep3301rcuc/320:25:103
284972210,2sleep30-21swapper/322:39:333
21982210,10sleep30-21swapper/322:51:153
183322210,10sleep30-21swapper/321:02:353
87362200,2sleep30-21swapper/300:17:273
86592200,2sleep30-21swapper/320:33:453
183062200,10sleep3301rcuc/319:25:293
183062200,10sleep3301rcuc/319:25:283
151482200,2sleep30-21swapper/320:53:343
163232190,2sleep30-21swapper/323:23:563
135562190,8sleep3301rcuc/322:05:303
1259099195,5cyclictest0-21swapper/321:30:143
187342180,3sleep30-21swapper/322:17:123
130372180,8sleep3301rcuc/300:26:173
99132170,3sleep30-21swapper/300:20:223
272432170,7sleep3301rcuc/321:25:143
22742170,7sleep3301rcuc/300:04:053
206522170,7sleep3301rcuc/319:34:503
206522170,7sleep3301rcuc/319:34:493
166052170,7sleep3301rcuc/320:56:403
164922170,7sleep3301rcuc/322:12:143
283342160,4sleep3301rcuc/323:50:193
222822160,6sleep3301rcuc/319:37:043
198242160,2sleep30-21swapper/322:20:113
1259099169,4cyclictest142992sleep300:30:073
86172150,5sleep3301rcuc/321:55:173
69592150,5sleep3301rcuc/323:02:173
56222150,2sleep3301rcuc/300:10:293
321352150,5sleep3301rcuc/320:07:443
244342150,2sleep30-21swapper/322:30:163
227152150,4sleep3301rcuc/323:36:103
134522150,5sleep3301rcuc/319:10:343
1259099158,4cyclictest238382chrt23:40:133
1259099158,3cyclictest291662chrt22:40:173
30932140,4sleep3301rcuc/320:16:123
283292140,4sleep3301rcuc/319:55:333
271622140,3sleep3301rcuc/319:51:523
265192140,5sleep3301rcuc/321:23:013
261492140,4sleep3301rcuc/323:45:153
255952140,4sleep3301rcuc/319:47:223
227552140,4sleep3301rcuc/322:25:353
182152140,4sleep3301rcuc/323:26:173
171292140,4sleep3301rcuc/319:21:153
103582140,4sleep3301rcuc/323:10:203
101542140,4sleep3301rcuc/320:37:063
125962130,2sleep30-21swapper/323:15:203
96182103,3sleep09622-21ssh23:09:150
11072292,2sleep00-21swapper/000:22:490
9638282,2sleep00-21swapper/021:56:440
8462282,2sleep00-21swapper/000:16:090
7827282,2sleep00-21swapper/021:53:470
6802282,2sleep00-21swapper/020:28:300
4989282,3sleep04990-21ssh21:45:590
4989282,3sleep04990-21ssh21:45:590
462282,2sleep00-21swapper/021:36:220
4216282,2sleep00-21swapper/000:07:330
3599281,3sleep03637-21irqstats22:55:240
32535282,2sleep00-21swapper/022:47:150
32416282,2sleep00-21swapper/023:59:200
3080283,2sleep00-21swapper/020:16:030
27713282,2sleep00-21swapper/022:35:500
27543282,2sleep00-21swapper/023:47:350
26065282,2sleep00-21swapper/022:33:440
24969282,2sleep00-21swapper/023:40:590
2413282,2sleep00-21swapper/000:04:480
24062282,2sleep00-21swapper/021:17:040
23932282,2sleep00-21swapper/019:41:400
23142282,2sleep00-21swapper/023:38:090
21785281,2sleep00-21swapper/021:11:580
21626282,2sleep00-21swapper/022:24:070
20834282,2sleep00-21swapper/023:33:000
18931282,2sleep00-21swapper/019:28:250
18931282,2sleep00-21swapper/019:28:240
18741282,2sleep00-21swapper/023:28:500
18676282,2sleep00-21swapper/022:16:590
17126282,2sleep00-21swapper/019:21:130
16495282,2sleep00-21swapper/022:12:160
15190283,2sleep00-21swapper/020:54:090
14037282,2sleep00-21swapper/022:06:140
13967282,2sleep00-21swapper/023:18:270
6264272,2sleep00-21swapper/000:11:310
5536271,2sleep00-21swapper/023:00:090
3909272,2sleep00-21swapper/020:20:090
32022272,2sleep00-21swapper/020:06:290
30556272,2sleep00-21swapper/022:43:290
28829272,2sleep00-21swapper/019:57:210
28607271,2sleep00-21swapper/021:27:130
26496271,2sleep00-21swapper/021:22:550
25490272,2sleep00-21swapper/019:46:030
23727271,3sleep023731-21ssh22:28:210
20551272,2sleep00-21swapper/019:33:320
20551272,2sleep00-21swapper/019:33:320
19998272,2sleep00-21swapper/021:08:080
18168272,2sleep00-21swapper/021:00:400
16617273,2sleep00-21swapper/020:56:500
15513271,2sleep00-21swapper/019:16:550
1297272,2sleep00-21swapper/020:12:030
12767272,2sleep00-21swapper/019:10:040
12315271,2sleep00-21swapper/019:07:380
11955272,2sleep00-21swapper/020:44:080
11944271,2sleep00-21swapper/022:01:510
11449272,2sleep00-21swapper/023:12:070
10198272,2sleep00-21swapper/020:37:360
8619261,2sleep00-21swapper/020:33:140
29315262,2sleep00-21swapper/020:00:100
27286261,2sleep00-21swapper/019:53:230
22252262,2sleep00-21swapper/019:36:420
15711261,2sleep00-21swapper/023:20:560
30587250,2sleep00-21swapper/021:30:550
28306251,2sleep00-21swapper/023:50:130
13317251,2sleep00-21swapper/020:45:570
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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