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2026-06-19 - 21:57
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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 Fri Jun 19, 2026 12:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2658623710,6sleep126585-21apt-get11:15:131
2658923550,3sleep226094-21apt-get11:15:142
1549823430,2sleep215492-21ssh12:00:392
2642423350,1sleep125398-21kworker/u8:2312:25:101
2520823260,2sleep10-21swapper/110:00:331
1324623250,1sleep112219-21kworker/u8:1309:35:201
738423200,1sleep119-21ksoftirqd/109:21:121
2265123200,2sleep222618-21ssh09:55:232
3026923180,1sleep227935-21kworker/u8:109:00:232
1212323170,3sleep112124-21/usr/sbin/munin08:05:121
516623150,2sleep20-21swapper/210:27:322
3169523140,1sleep131354-21kworker/u8:309:05:021
92723110,1sleep1786-21kworker/u8:2909:08:311
2287223070,1sleep119083-21kworker/u8:509:55:301
3127023060,1sleep230251-21kworker/u8:311:25:162
49623000,1sleep225384-21kworker/u8:512:40:002
2563423000,10sleep119-21ksoftirqd/107:06:471
2563423000,10sleep119-21ksoftirqd/107:06:471
3207922940,1sleep225667-21kworker/u8:707:25:382
3048422940,1sleep130252-21kworker/u8:511:23:181
2516622940,1sleep223645-21kworker/u8:1410:00:302
3236522910,1sleep123645-21kworker/u8:1410:15:411
847022880,8sleep17116-1kworker/u9:111:45:291
3102922880,2sleep10-21swapper/110:15:011
1795722880,1sleep214237-21kworker/u8:010:55:312
2904822870,1sleep228958-21kworker/u8:407:18:302
2577322870,2sleep20-21swapper/207:08:292
2577322870,2sleep20-21swapper/207:08:292
2028522870,1sleep219085-21kworker/u8:809:50:212
1613022870,1sleep214242-21kworker/u8:810:50:412
848222860,2sleep28481-21ssh10:35:162
379722860,1sleep13511-21kworker/u8:007:40:141
1324822860,1sleep212219-21kworker/u8:1309:35:202
1145122850,1sleep17615-21kworker/u8:309:30:351
1437722840,1sleep111351-21kworker/u8:608:10:321
123222840,2sleep21155-21ssh09:10:022
2971622810,1sleep20-21swapper/211:20:372
1438322810,2sleep211434-1kworker/u9:008:10:332
1308422810,1sleep111409-21kworker/u8:711:55:341
1125022810,5sleep19601-21kworker/u8:510:40:331
634722800,3sleep25021-21kworker/u8:010:30:222
634722800,3sleep25021-21kworker/u8:010:30:222
2764422800,2sleep227645-21latency_hist07:15:012
1623722790,2sleep20-21swapper/209:40:402
1560822790,5sleep1181rcuc/112:00:461
566822780,2sleep20-21swapper/207:45:222
44122770,1sleep130529-21kworker/u8:1007:30:081
2944022770,17sleep128955-21kworker/u8:107:20:061
1998222770,3sleep1121rcu_preempt12:10:271
1966522770,3sleep219664-21ssh12:10:202
916922760,1sleep26461-21kworker/u8:307:55:232
2994922760,1sleep127936-21kworker/u8:409:00:021
2469722760,2sleep30-21swapper/307:05:173
2469722760,2sleep30-21swapper/307:05:163
764022750,2sleep10-21swapper/107:50:321
2418322750,2sleep10-21swapper/108:40:311
609322740,5sleep119-21ksoftirqd/107:45:371
2742422740,1sleep124685-21kworker/u8:508:50:341
2940022730,1sleep223636-21kworker/u8:610:10:232
1073222730,2sleep19110-1kworker/u9:311:50:321
627522710,1sleep15025-21kworker/u8:710:30:211
627522710,1sleep15025-21kworker/u8:710:30:201
2183522710,2sleep214238-1kworker/u9:111:05:082
1788122710,1sleep114239-21kworker/u8:110:55:261
1770022710,1sleep116466-21kworker/u8:2408:20:371
846222700,2sleep28461-21ssh09:25:142
846222700,2sleep28461-21ssh09:25:142
3244222700,2sleep20-21swapper/210:16:012
2741822700,1sleep223646-21kworker/u8:1510:05:292
2376922700,2sleep10-21swapper/111:09:401
165322690,5sleep2251ksoftirqd/211:30:302
165322690,5sleep2251ksoftirqd/211:30:302
2301922680,1sleep1121rcu_preempt12:17:061
1609122680,3sleep211434-1kworker/u9:008:15:352
1577222680,2sleep115770-21ssh09:40:231
1280722680,2sleep10-21swapper/110:45:131
1094622680,1sleep29702-21kworker/u8:408:00:342
390822670,2sleep10-21swapper/111:35:321
849522660,3sleep28490-21ssh11:45:302
634022660,1sleep25274-21kworker/u8:011:40:352
368722660,1sleep1880-21kworker/u8:310:25:061
2717722660,2sleep20-21swapper/212:25:492
178922660,1sleep123636-21kworker/u8:610:20:261
164322660,1sleep119-21ksoftirqd/111:30:291
164322660,1sleep119-21ksoftirqd/111:30:291
1053922660,2sleep210536-21ssh10:40:112
2815522650,1sleep123645-21kworker/u8:1410:06:591
281322650,1sleep11631-21kworker/u8:1307:35:361
281322650,1sleep11631-21kworker/u8:1307:35:361
1772322650,1sleep116237-21kworker/u8:112:05:321
1772322650,1sleep116237-21kworker/u8:112:05:321
977422640,1sleep15314-21kworker/u8:1109:26:501
977422640,1sleep15314-21kworker/u8:1109:26:501
2738122640,1sleep224685-21kworker/u8:508:50:302
2221922640,2sleep20-21swapper/212:15:262
1560022630,1sleep19703-21kworker/u8:508:15:181
1215322630,1sleep20-21swapper/209:32:182
1075122630,1sleep29107-21kworker/u8:511:50:332
879622620,1sleep17333-21kworker/u8:310:35:241
366422620,2sleep23661-21ssh11:35:252
2980022620,1sleep125399-21kworker/u8:2412:30:551
282222620,1sleep21631-21kworker/u8:1307:35:372
282222620,1sleep21631-21kworker/u8:1307:35:372
1344122620,2sleep20-21swapper/208:09:332
386722610,2sleep20-21swapper/209:15:052
34122610,2sleep10-21swapper/111:28:361
2965422610,1sleep224685-21kworker/u8:508:58:582
2509722610,6sleep225-21ksoftirqd/212:21:092
2168422610,1sleep121415-21kworker/u8:708:35:001
2001222610,2sleep120011-21ssh09:50:161
1832622610,1sleep117932-21kworker/u8:009:45:251
1761822610,1sleep216247-21kworker/u8:1412:05:292
1761822610,1sleep216247-21kworker/u8:1412:05:292
760422600,2sleep20-21swapper/207:50:292
2685422600,3sleep126853-21ntpq07:10:371
927922580,2sleep10-21swapper/107:55:301
3022222580,2sleep20-21swapper/212:32:572
1897622580,1sleep212217-21kworker/u8:609:46:262
448322570,2sleep10-21swapper/109:15:281
344222570,1sleep13005-21kworker/u8:1009:14:081
2945722570,1sleep228958-21kworker/u8:407:20:152
2217122570,2sleep122170-21fw_packets08:35:211
2116522570,1sleep114243-21kworker/u8:911:03:061
1867522570,4sleep225-21ksoftirqd/208:25:122
1364022570,1sleep211409-21kworker/u8:711:56:362
2841422560,2sleep10-21swapper/107:15:321
1991122560,2sleep10-21swapper/108:28:331
186322560,2sleep20-21swapper/210:20:322
1766722560,2sleep20-21swapper/208:20:342
301022550,1sleep23004-21kworker/u8:909:12:072
1635722550,7sleep119-21ksoftirqd/110:51:481
2617622540,1sleep125396-21kworker/u8:2112:25:021
1415922540,2sleep20-21swapper/210:46:582
798722530,2sleep20-21swapper/209:24:092
44222530,2sleep232450-21apt-get07:30:092
3163122530,2sleep125399-21kworker/u8:2412:35:331
2590722530,1sleep124685-21kworker/u8:508:45:381
2190522530,2sleep20-21swapper/208:35:152
2474322520,1sleep120872-21kworker/u8:611:10:301
507122510,2sleep20-21swapper/207:44:052
766622500,2sleep10-21swapper/111:45:011
2412922500,1sleep221415-21kworker/u8:708:40:282
2408622490,2sleep224081-21ssh11:10:022
3172922480,1sleep130613-21kworker/u8:1307:25:331
2082022480,1sleep214242-21kworker/u8:811:01:252
1028322460,5sleep125978-21cyclictest08:00:141
2630722440,2sleep20-21swapper/208:47:282
2146222440,1sleep221412-21kworker/u8:408:32:442
11812480,2sleep30-21swapper/307:30:433
5662430,15sleep30-21swapper/310:18:443
24532370,12sleep30-21swapper/310:21:303
10222310,7sleep30-21swapper/309:09:433
245492280,2sleep30-21swapper/310:00:153
99802270,14sleep30-21swapper/309:27:493
99802270,14sleep30-21swapper/309:27:483
188462270,2sleep30-21swapper/310:57:573
160052270,2sleep30-21swapper/309:40:283
303172260,14sleep30-21swapper/310:11:413
227452250,2sleep30-21swapper/312:15:523
149032250,2sleep30-21swapper/312:00:153
49212240,2sleep30-21swapper/307:42:133
322762240,2sleep30-21swapper/307:28:043
33192230,2sleep30-21swapper/307:37:393
33192230,2sleep30-21swapper/307:37:393
313892230,12sleep30-21swapper/309:02:173
281022230,2sleep30-21swapper/311:17:483
215372230,2sleep30-21swapper/309:52:583
126792230,2sleep30-21swapper/309:34:533
91382220,2sleep30-21swapper/311:46:523
65122220,2sleep30-21swapper/307:46:443
51452220,2sleep30-21swapper/311:39:283
301252220,2sleep30-21swapper/311:21:353
236052220,2sleep30-21swapper/311:08:553
96762210,2sleep30-21swapper/307:56:013
74332210,2sleep30-21swapper/310:32:283
74332210,2sleep30-21swapper/310:32:273
292602210,2sleep30-21swapper/308:55:373
291362210,2sleep30-21swapper/307:19:363
280782210,2sleep30-21swapper/308:54:253
278292210,2sleep30-21swapper/312:27:193
264942210,2sleep30-21swapper/307:10:233
246522210,2sleep30-21swapper/308:42:023
166492210,2sleep30-21swapper/308:18:543
161852210,2sleep30-21swapper/310:50:573
27802200,2sleep30-21swapper/311:34:013
27802200,2sleep30-21swapper/311:34:013
200052200,2sleep30-21swapper/308:29:443
293802190,9sleep3301rcuc/312:30:383
236892180,7sleep3301rcuc/309:57:223
105922180,8sleep3301rcuc/310:40:163
75152170,6sleep3301rcuc/309:21:543
72022170,7sleep3301rcuc/311:43:263
314252171,2sleep30-21swapper/311:25:223
254112170,7sleep3301rcuc/311:11:443
146502170,6sleep3301rcuc/312:00:023
47912160,5sleep3301rcuc/310:25:493
279462160,7sleep3301rcuc/310:06:013
2598399169,4cyclictest202922sleep308:30:183
229882160,6sleep3301rcuc/308:36:393
216112160,3sleep30-21swapper/311:05:013
204982160,6sleep3301rcuc/312:10:583
180772160,6sleep3301rcuc/308:21:203
146162160,6sleep3301rcuc/309:37:153
133282160,6sleep3301rcuc/308:08:093
89482150,5sleep3301rcuc/310:35:343
45202150,4sleep30-21swapper/309:15:303
263622150,5sleep3301rcuc/308:48:103
254192150,1sleep30-21swapper/312:22:393
23422150,5sleep3301rcuc/309:10:433
119522150,5sleep3301rcuc/311:54:243
187572140,4sleep3301rcuc/309:45:403
171302140,2sleep30-21swapper/312:05:183
171302140,2sleep30-21swapper/312:05:183
140712140,2sleep30-21swapper/308:10:233
127782140,4sleep3301rcuc/310:45:073
103152140,2sleep3301rcuc/308:00:153
76122130,2sleep30-21swapper/307:50:303
309462130,3sleep30-21swapper/312:35:153
308062130,4sleep3301rcuc/307:24:593
4835293,2sleep00-21swapper/007:41:070
17930292,3sleep017946-21ntpq10:55:300
14853293,2sleep00-21swapper/008:12:050
7883282,2sleep00-21swapper/010:34:430
7883282,2sleep00-21swapper/010:34:430
7307281,3sleep07308-21ssh09:20:510
5033282,2sleep00-21swapper/011:38:580
3260282,2sleep00-21swapper/009:13:180
31715282,2sleep00-21swapper/007:25:330
31589283,2sleep00-21swapper/009:04:490
29481282,2sleep00-21swapper/008:56:490
28908282,2sleep00-21swapper/007:16:570
26353282,2sleep00-21swapper/010:04:140
25676283,2sleep00-21swapper/007:07:160
25676283,2sleep00-21swapper/007:07:160
25315282,2sleep00-21swapper/011:11:180
24741283,2sleep00-21swapper/008:43:060
23179282,2sleep00-21swapper/011:06:560
22110282,2sleep00-21swapper/009:55:020
18230282,2sleep00-21swapper/012:06:020
18230282,2sleep00-21swapper/012:06:010
16902282,2sleep00-21swapper/009:42:190
12028281,2sleep00-21swapper/010:42:440
9850272,2sleep00-21swapper/007:58:120
972272,2sleep00-21swapper/009:09:050
6743271,2sleep00-21swapper/011:41:150
6588272,2sleep00-21swapper/007:47:420
626271,2sleep00-21swapper/011:29:530
5359271,2sleep00-21swapper/010:28:270
3907271,2sleep00-21swapper/009:15:160
385271,2sleep00-21swapper/012:39:510
30692273,2sleep00-21swapper/007:23:320
29911271,2sleep00-21swapper/012:31:270
28526272,2sleep00-21swapper/010:08:530
26544271,2sleep00-21swapper/007:10:250
26290272,2sleep00-21swapper/008:47:160
2517271,2sleep00-21swapper/010:21:480
2496271,2sleep00-21swapper/011:32:420
2496271,2sleep00-21swapper/011:32:420
23188272,2sleep00-21swapper/008:39:110
20753271,2sleep00-21swapper/011:01:090
19985272,2sleep00-21swapper/008:29:300
16162271,2sleep00-21swapper/010:50:520
1598273,2sleep00-21swapper/007:31:300
13199272,2sleep00-21swapper/008:06:300
11982271,2sleep00-21swapper/009:31:330
10123271,2sleep00-21swapper/009:28:300
10123271,2sleep00-21swapper/009:28:300
9081260,2sleep00-21swapper/011:46:370
8091261,2sleep00-21swapper/007:51:200
3406261,2sleep00-21swapper/007:38:460
3406261,2sleep00-21swapper/007:38:460
27804261,2sleep00-21swapper/008:51:010
25050260,2sleep00-21swapper/012:20:570
21321261,2sleep00-21swapper/008:31:030
20923261,2sleep00-21swapper/012:12:560
18084261,2sleep00-21swapper/008:21:260
16500262,2sleep00-21swapper/008:17:030
11599261,2sleep00-21swapper/011:52:450
11295261,2sleep00-21swapper/008:00:450
10033260,2sleep00-21swapper/010:39:100
14378251,2sleep00-21swapper/009:36:080
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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