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2026-08-10 - 13:53
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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 376 highest latencies:
System rackfslot4.osadl.org (updated Mon Aug 10, 2026 00:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1833224720,2sleep20-21swapper/219:25:142
839424120,1sleep27634-21kworker/u8:700:15:182
2210324070,1sleep221391-21kworker/u8:319:35:132
2013123860,2sleep29957-1kworker/u9:323:30:172
2864623800,1sleep226499-21kworker/u8:819:55:162
274723750,2sleep2121rcu_preempt20:15:142
1373023520,1sleep17634-21kworker/u8:700:25:421
1486923340,4sleep119-21ksoftirqd/123:19:021
1890823300,1sleep214745-21kworker/u8:422:15:362
511123140,1sleep1404-21kworker/u8:500:07:321
1284923140,6sleep2121rcu_preempt23:15:012
902423130,3sleep20-21swapper/220:32:322
1574623130,1sleep212263-21kworker/u8:3720:55:012
2611623090,2sleep126112-21ntpq21:20:281
2239323060,1sleep121420-21kworker/u8:823:35:161
1925023010,3sleep119244-21apt21:05:121
812923000,1sleep1402-21kworker/u8:300:15:011
641522950,1sleep25336-21kworker/u8:423:00:162
953722940,1sleep21246-21kworker/u8:121:55:272
692722930,1sleep23897-21kworker/u8:1120:25:412
626422930,1sleep15866-21kworker/u8:721:49:181
1174822930,2sleep30-21swapper/319:05:343
1084722910,2sleep10-21swapper/120:39:511
909322870,8sleep1402-21kworker/u8:300:15:371
503322870,2sleep10-21swapper/120:20:321
347822870,6sleep1121rcu_preempt22:54:011
347822870,6sleep1121rcu_preempt22:54:011
240022870,17sleep20-21swapper/221:40:192
2668122860,4sleep126680-21modprobe23:45:011
427722840,1sleep2402-21kworker/u8:300:05:362
2567122840,1sleep221391-21kworker/u8:319:45:192
886522830,1sleep131393-21kworker/u8:1520:30:381
727522830,1sleep25866-21kworker/u8:721:50:282
3251322830,2sleep10-21swapper/122:45:331
2080922820,2sleep120808-21ssh23:30:411
1763922810,1sleep29954-21kworker/u8:923:25:142
1773922800,1sleep216592-21kworker/u8:300:35:202
2232222790,1sleep221624-21kworker/u8:122:25:012
687322760,2sleep26869-21ssh00:10:482
40422760,6sleep112542-21cyclictest21:35:271
2746722760,1sleep224479-21kworker/u8:221:24:552
2347022760,2sleep20-21swapper/222:25:442
1318522760,2sleep20-21swapper/223:15:162
240522750,5sleep22396-21ssh22:50:362
240522750,5sleep22396-21ssh22:50:352
1708022750,1sleep212261-21kworker/u8:3520:56:332
548822740,2sleep10-21swapper/122:57:421
186322740,4sleep2121rcu_preempt00:00:332
1195122740,1sleep110422-21kworker/u8:322:00:371
42422730,2sleep20-21swapper/221:35:282
2422922730,2sleep123225-1kworker/u9:222:27:391
2313822730,2sleep123046-21ssh21:15:021
1526322730,1sleep114151-21kworker/u8:719:15:381
1484922730,1sleep20-21swapper/219:15:222
1887822720,2sleep10-21swapper/119:25:331
695622710,1sleep15866-21kworker/u8:721:50:191
2379322710,2sleep10-21swapper/121:15:291
1650622710,2sleep216482-21apt-get19:20:272
1610422710,2sleep20-21swapper/223:20:362
1610422710,2sleep20-21swapper/223:20:352
333822700,2sleep10-21swapper/120:15:301
3119822700,5sleep119-21ksoftirqd/122:43:231
3014022700,2sleep230118-21ssh22:40:272
2541922700,2sleep10-21swapper/119:45:141
1135322700,1sleep25132-21kworker/u8:200:20:282
1135322700,1sleep25132-21kworker/u8:200:20:282
964722690,1sleep11245-21kworker/u8:021:55:331
2796922690,2sleep227965-21ssh22:35:372
1863822690,3sleep118637-21ntpq22:15:321
2950222680,1sleep228344-21kworker/u8:1023:50:202
2086622680,2sleep120860-21ssh22:20:311
3253322670,3sleep119-21ksoftirqd/120:05:331
2884722670,1sleep128344-21kworker/u8:1023:49:351
2556422670,1sleep224149-21kworker/u8:722:30:252
1710422670,1sleep216593-21kworker/u8:400:34:352
539122660,1sleep23033-21kworker/u8:1322:57:162
2776822660,2sleep227762-21ssh21:25:112
2776822660,2sleep227762-21ssh21:25:112
169322660,2sleep11694-21sshd20:10:311
1416222660,3sleep114152-21munin-run20:50:001
131622660,2sleep10-21swapper/100:00:111
925822650,1sleep225-21ksoftirqd/223:05:362
2567722640,1sleep124149-21kworker/u8:722:30:331
1335622640,2sleep20-21swapper/220:45:272
1820222630,1sleep215742-21kworker/u8:021:00:272
1637522630,2sleep10-21swapper/122:10:331
1355722630,2sleep20-21swapper/219:10:412
1146022630,1sleep110554-21kworker/u8:1219:05:241
3073622620,2sleep130731-21ssh21:30:381
2968022620,2sleep129679-21ssh21:29:401
2968022620,2sleep129679-21ssh21:29:401
2027122620,3sleep119-21ksoftirqd/119:30:201
1241122620,1sleep212270-21kworker/u8:019:09:262
923922610,3sleep19232-21ssh23:05:351
568522610,5sleep22115-1kworker/u9:121:46:352
2721922610,1sleep225-21ksoftirqd/223:45:182
1949122610,1sleep217131-21kworker/u8:221:05:172
1655322610,2sleep10-21swapper/100:32:011
1398422610,2sleep110428-1kworker/u9:322:05:261
41522600,3sleep228751-21kworker/2:022:45:412
3029822600,2sleep10-21swapper/120:00:211
2761922600,2sleep10-21swapper/119:50:291
2433322600,1sleep220408-21kworker/u8:1321:15:542
1891622600,2sleep10-21swapper/123:26:421
77222590,5sleep119-21ksoftirqd/123:59:041
1715222590,2sleep10-21swapper/123:24:041
1715222590,2sleep10-21swapper/123:24:031
1178522590,1sleep210586-21kworker/u8:320:40:322
77522580,1sleep223274-21kworker/u8:1620:09:322
3053922580,1sleep229748-21kworker/u8:1320:00:272
2713722580,1sleep226496-21kworker/u8:219:50:182
2099722580,1sleep220410-21kworker/u8:1521:10:202
1667322580,2sleep10-21swapper/120:55:391
1092022580,2sleep225-21ksoftirqd/220:40:012
734422570,3sleep1181rcuc/120:26:361
2970322570,1sleep128342-21kworker/u8:723:50:231
2265822570,1sleep215086-21kworker/u8:023:35:212
2259122570,1sleep121390-21kworker/u8:219:35:331
1808522570,2sleep10-21swapper/100:35:311
1508822570,2sleep210428-1kworker/u9:322:08:342
1264122570,1sleep19951-21kworker/u8:623:14:111
2092722560,1sleep219457-21kworker/u8:619:30:422
1475022560,1sleep110682-21kworker/u8:2020:50:201
751822550,2sleep10-21swapper/123:01:251
2973222550,1sleep126497-21kworker/u8:419:56:401
2379622530,2sleep10-21swapper/119:40:161
1752022530,2sleep10-21swapper/119:20:571
1694822530,2sleep210428-1kworker/u9:322:11:342
1181722530,1sleep13888-21kworker/u8:120:40:351
2834422520,6sleep119-21ksoftirqd/122:35:471
3207822510,2sleep232072-21ssh23:55:312
3202422500,2sleep232016-21ssh21:35:002
1362522500,2sleep20-21swapper/200:25:352
1315122500,2sleep20-21swapper/222:04:432
1257622500,6sleep119-21ksoftirqd/100:24:291
1257622500,6sleep119-21ksoftirqd/100:24:291
351422490,1sleep124480-21kworker/u8:421:41:581
2436422490,3sleep224362-21ntpq19:40:282
1376722490,2sleep10-21swapper/119:10:511
2611022470,1sleep221420-21kworker/u8:823:42:152
1866522470,2sleep10-21swapper/121:00:541
515022440,1sleep23895-21kworker/u8:920:20:362
180422440,1sleep231393-21kworker/u8:1520:10:392
62132460,2sleep30-21swapper/320:25:043
178992420,2sleep30-21swapper/322:15:023
86262360,2sleep30-21swapper/320:30:363
13962330,3sleep30-21swapper/300:00:183
251582290,2sleep30-21swapper/319:45:003
201342290,2sleep30-21swapper/323:30:193
311602250,2sleep30-21swapper/323:55:003
12546992411,8cyclictest0-21swapper/323:05:143
313702230,2sleep30-21swapper/320:01:373
264732230,2sleep30-21swapper/319:46:173
265942220,12sleep3301rcuc/323:44:383
234482220,2sleep30-21swapper/319:39:173
21852220,2sleep30-21swapper/320:11:133
12546992215,4cyclictest233662sleep322:25:373
270222210,2sleep30-21swapper/319:50:113
167102210,2sleep30-21swapper/300:32:483
76542200,9sleep3301rcuc/321:50:423
33042200,10sleep3301rcuc/321:40:573
218182200,2sleep30-21swapper/319:35:023
12546992015,3cyclictest301rcuc/321:09:293
12546992015,3cyclictest301rcuc/320:42:353
12546991914,3cyclictest301rcuc/319:14:533
250022180,7sleep3301rcuc/321:19:023
179682180,3sleep30-21swapper/322:15:143
12546991813,3cyclictest301rcuc/300:36:593
12546991811,3cyclictest0-21swapper/321:35:133
321342170,6sleep3301rcuc/322:45:223
265112170,7sleep3301rcuc/322:32:483
228372170,7sleep3301rcuc/321:14:353
218292170,7sleep3301rcuc/322:23:063
187102170,7sleep3301rcuc/321:01:283
150182170,7sleep3301rcuc/319:15:283
1254699179,5cyclictest11162-21chrt22:00:023
12546991712,3cyclictest301rcuc/319:24:593
12546991711,4cyclictest301rcuc/322:58:493
118542170,2sleep30-21swapper/322:00:313
97212160,6sleep3301rcuc/320:35:193
50602160,6sleep3301rcuc/320:20:343
288782160,6sleep3301rcuc/321:25:533
288782160,6sleep3301rcuc/321:25:523
138802160,6sleep3301rcuc/322:05:243
1254699169,4cyclictest0-21swapper/323:45:113
1254699169,3cyclictest0-21swapper/323:25:123
1254699169,3cyclictest0-21swapper/322:50:133
1254699169,3cyclictest0-21swapper/322:50:123
1254699168,5cyclictest6909-21chrt23:00:303
12546991611,3cyclictest301rcuc/323:22:503
12546991611,3cyclictest301rcuc/323:22:493
12546991610,3cyclictest0-21swapper/300:20:123
12546991610,3cyclictest0-21swapper/300:20:123
12546991610,3cyclictest0-21swapper/300:10:143
55492150,5sleep3301rcuc/321:45:543
42972150,4sleep30-21swapper/300:05:373
326612150,5sleep3301rcuc/323:56:243
321132150,4sleep3301rcuc/320:05:183
303162150,4sleep3301rcuc/321:30:233
296072150,6sleep3301rcuc/319:55:423
284682150,4sleep3301rcuc/322:36:253
167762150,5sleep3301rcuc/320:55:413
138472150,5sleep3301rcuc/320:46:243
1254699159,3cyclictest0-21swapper/320:50:113
1254699157,5cyclictest30153-21chrt22:40:273
1254699157,5cyclictest18348-21chrt19:25:233
1254699155,7cyclictest8905-21chrt00:15:273
12546991510,2cyclictest0-21swapper/323:15:133
122262150,5sleep3301rcuc/323:12:113
267972140,3sleep344-21kworker/3:121:21:433
1254699145,6cyclictest0-21swapper/323:35:123
1254699144,7cyclictest33012sleep320:15:283
1254699144,7cyclictest0-21swapper/300:25:173
209692103,3sleep00-21swapper/022:20:380
19333292,3sleep019337-21ssh23:28:430
9154282,2sleep00-21swapper/020:34:120
8679282,2sleep00-21swapper/000:15:250
7924282,3sleep07928-21ssh00:14:120
5627282,2sleep00-21swapper/022:58:230
5476283,2sleep00-21swapper/020:21:330
3823282,2sleep00-21swapper/020:16:340
30238281,3sleep00-21swapper/022:40:340
2890282,2sleep00-21swapper/000:02:540
28657282,2sleep00-21swapper/023:48:410
2821282,2sleep00-21swapper/022:50:590
2821282,2sleep00-21swapper/022:50:580
28065282,2sleep00-21swapper/019:51:010
26740282,2sleep00-21swapper/021:21:280
23497282,2sleep00-21swapper/023:35:520
19268282,2sleep00-21swapper/000:39:010
17373282,2sleep00-21swapper/022:13:340
17037282,2sleep00-21swapper/000:34:180
17018282,2sleep00-21swapper/023:23:240
17018282,2sleep00-21swapper/023:23:240
14861282,2sleep00-21swapper/022:07:230
14309283,2sleep00-21swapper/019:14:420
12838282,2sleep00-21swapper/022:03:130
12355282,2sleep00-21swapper/020:42:570
11086282,2sleep00-21swapper/019:05:110
7453272,2sleep00-21swapper/020:28:010
678271,2sleep00-21swapper/023:58:390
4682271,2sleep00-21swapper/021:45:200
3656272,2sleep00-21swapper/021:42:400
3650271,2sleep00-21swapper/000:05:190
32570271,2sleep00-21swapper/020:05:370
31620272,2sleep00-21swapper/021:33:100
29813272,2sleep00-21swapper/019:57:360
29404271,2sleep00-21swapper/021:28:200
29404271,2sleep00-21swapper/021:28:200
28565271,2sleep00-21swapper/022:36:520
26643272,2sleep00-21swapper/019:48:230
26409272,2sleep00-21swapper/023:43:440
24878271,2sleep00-21swapper/019:41:280
24475271,2sleep00-21swapper/021:16:380
22122271,2sleep00-21swapper/019:35:210
21401271,2sleep00-21swapper/023:31:460
20284271,2sleep00-21swapper/021:06:000
19749272,2sleep00-21swapper/019:29:460
19231272,2sleep00-21swapper/022:16:400
17529272,2sleep00-21swapper/019:21:060
17291272,2sleep00-21swapper/020:59:130
15665272,2sleep00-21swapper/019:16:260
11771271,2sleep00-21swapper/000:20:400
11771271,2sleep00-21swapper/000:20:400
10703271,2sleep00-21swapper/021:58:550
9467261,2sleep00-21swapper/020:35:090
31467261,2sleep00-21swapper/020:02:510
21295261,2sleep00-21swapper/019:31:020
18654261,2sleep00-21swapper/021:00:460
14039261,2sleep00-21swapper/020:48:520
10012261,2sleep00-21swapper/023:07:320
2236251,2sleep00-21swapper/020:11:520
15526251,2sleep00-21swapper/020:52:180
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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