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2026-07-30 - 09:40
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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 Thu Jul 30, 2026 00:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2707723690,1sleep223027-21kworker/u8:500:25:282
609523680,1sleep15003-21kworker/u8:623:40:161
189223560,1sleep21258-21kworker/u8:719:35:182
1077323420,2sleep10-21swapper/121:30:181
815623240,3sleep18155-21ssh23:45:141
408123240,7sleep1181rcuc/123:35:261
2752123220,5sleep1121rcu_preempt23:15:361
2704923170,3sleep20-21swapper/219:11:332
840523160,1sleep17363-21kworker/u8:221:25:171
1890523160,2sleep10-21swapper/122:56:341
1571923120,2sleep10-21swapper/100:00:391
3218823100,2sleep20-21swapper/200:36:102
2937423060,2sleep20-21swapper/223:20:192
1681623050,2sleep20-21swapper/200:04:092
2942023000,1sleep227688-21kworker/u8:200:30:342
2942023000,1sleep227688-21kworker/u8:200:30:342
619622980,1sleep15030-21kworker/u8:321:20:171
277522980,2sleep10-21swapper/123:32:281
364922970,3sleep23647-21ssh21:15:132
2805322970,1sleep123772-21kworker/u8:522:05:391
2725022960,2sleep10-21swapper/120:50:221
1733422950,2sleep10-21swapper/122:54:531
2049722920,1sleep119089-21kworker/u8:423:00:281
1095022920,1sleep18032-21kworker/u8:2020:00:241
1342422910,1sleep22687-21kworker/u8:1323:55:372
2397122890,2sleep20-21swapper/220:40:212
597022880,2sleep20-21swapper/221:20:152
1764622880,2sleep217633-21ssh21:45:162
1594622880,2sleep20-21swapper/220:15:372
1594622880,2sleep20-21swapper/220:15:362
2427822860,3sleep123207-21kworker/u8:820:40:291
497722850,2sleep20-21swapper/222:26:262
550022840,2sleep231936-21kworker/2:119:45:222
364422840,1sleep22837-21kworker/u8:1219:40:202
2584622840,1sleep223203-21kworker/u8:120:45:242
426722830,2sleep10-21swapper/119:40:391
1834222830,2sleep218341-21ssh22:55:382
2213722820,1sleep121569-21kworker/u8:520:35:171
1820522820,1sleep114288-21kworker/u8:1621:45:271
1405022820,2sleep1121rcu_preempt23:56:531
1342022820,5sleep113192-21kworker/u8:020:10:001
1106622820,2sleep20-21swapper/220:00:322
40522810,1sleep2374-21kworker/u8:922:16:412
2592322810,2sleep10-21swapper/120:45:281
762722800,2sleep20-21swapper/222:33:052
432722800,3sleep14325-21ntpq21:15:321
2509322800,1sleep223484-21kworker/u8:123:10:262
2483922800,2sleep20-21swapper/200:20:332
240122800,1sleep11258-21kworker/u8:719:35:361
2851522790,1sleep224871-21kworker/u8:1120:55:002
2704222790,3sleep226976-21ssh23:15:162
1716822790,3sleep116480-21kworker/u8:2220:20:101
2722422780,2sleep20-21swapper/222:05:152
673622770,2sleep10-21swapper/122:30:351
3045422770,2sleep20-21swapper/221:00:122
3045422770,2sleep20-21swapper/221:00:112
2601122770,2sleep20-21swapper/222:01:422
1336422770,1sleep230755-21kworker/u8:422:45:212
981822760,2sleep20-21swapper/222:37:442
570122760,5sleep15702-21/usr/sbin/munin19:45:341
2271122760,2sleep20-21swapper/220:35:362
2209022760,2sleep20-21swapper/200:15:192
2209022760,2sleep20-21swapper/200:15:192
1306322760,1sleep29462-21kworker/u8:421:35:232
3100622740,1sleep128057-21kworker/u8:2021:00:321
3100622740,1sleep128057-21kworker/u8:2021:00:311
2982322740,3sleep224787-21kworker/u8:920:58:272
2095222740,1sleep114041-21kworker/u8:800:12:091
1335622740,2sleep10-21swapper/122:45:201
3153422730,2sleep20-21swapper/219:25:322
2523522730,1sleep123027-21kworker/u8:500:20:501
2307022730,1sleep211745-21kworker/u8:1121:55:392
1645722730,2sleep20-21swapper/221:40:582
900522720,1sleep28032-21kworker/u8:2019:55:262
2285822710,6sleep225769-21cyclictest23:05:312
710722700,1sleep16164-21kworker/u8:1519:50:251
3250122700,2sleep20-21swapper/219:30:152
2477922700,1sleep122171-21kworker/u8:619:05:261
208122700,2sleep22080-21ssh21:10:382
414522690,3sleep24120-21ssh23:35:272
1502222690,4sleep215023-21modprobe20:15:002
1150622680,1sleep223768-21kworker/u8:022:40:392
1150622680,1sleep223768-21kworker/u8:022:40:392
1111422680,1sleep15002-21kworker/u8:523:50:341
2542422670,2sleep30-21swapper/319:06:443
2975522660,2sleep10-21swapper/123:20:301
2496722660,2sleep20-21swapper/219:05:342
194922660,6sleep119-21ksoftirqd/121:10:281
1941922660,2sleep20-21swapper/220:25:312
842922650,2sleep20-21swapper/223:45:202
3087922650,1sleep130326-21kworker/u8:1319:25:111
1435722650,2sleep10-21swapper/121:36:511
659322640,3sleep26587-21ssh23:40:372
2968122640,1sleep228195-21kworker/u8:322:10:222
2928522640,1sleep127688-21kworker/u8:200:30:261
2928522640,1sleep127688-21kworker/u8:200:30:261
154022640,2sleep20-21swapper/223:30:202
1597922630,2sleep20-21swapper/222:50:282
2833022620,2sleep10-21swapper/100:29:291
491022610,6sleep125769-21cyclictest22:26:081
2108222610,2sleep10-21swapper/120:30:321
1148922610,2sleep111475-21ssh22:40:381
1148922610,2sleep111475-21ssh22:40:381
830722600,3sleep18306-21ssh22:35:141
2513622600,2sleep10-21swapper/123:10:291
3275722590,2sleep20-21swapper/221:05:362
3037722590,1sleep128195-21kworker/u8:322:10:401
2312922590,2sleep10-21swapper/121:55:411
1946522590,2sleep10-21swapper/120:25:331
1908322590,2sleep20-21swapper/200:09:032
1856122590,1sleep114036-21kworker/u8:000:06:421
1260522590,1sleep29885-21kworker/u8:120:05:282
1112422590,3sleep211123-21ntp_states23:50:342
2128022580,1sleep218929-21kworker/u8:1021:52:082
2066122580,2sleep20-21swapper/200:10:442
1581522580,2sleep10-21swapper/121:40:251
1007222580,2sleep10-21swapper/119:59:231
256922570,6sleep119-21ksoftirqd/122:20:421
2534922570,1sleep123772-21kworker/u8:522:00:281
1078322570,2sleep27753-1kworker/u9:121:30:202
714722560,2sleep20-21swapper/219:50:262
2768322560,2sleep10-21swapper/119:15:181
2193022550,3sleep121903-21apt-get21:55:001
1825422550,2sleep20-21swapper/220:21:282
2973422540,1sleep124787-21kworker/u8:920:57:181
2924622540,2sleep10-21swapper/119:20:091
1994022540,2sleep219939-21ssh23:00:172
36822530,2sleep10-21swapper/122:16:281
3162522530,2sleep10-21swapper/123:25:161
2714822530,1sleep127102-21kworker/u8:819:12:411
131622530,1sleep11258-21kworker/u8:719:33:201
2291122520,3sleep122903-21ntpq23:05:341
2183822520,2sleep10-21swapper/100:15:151
2183822520,2sleep10-21swapper/100:15:141
1444122520,1sleep113200-21kworker/u8:720:10:361
73522510,2sleep20-21swapper/223:29:032
3129322510,1sleep127901-21kworker/u8:900:35:201
64122490,1sleep128057-21kworker/u8:2021:05:431
335422480,1sleep223772-21kworker/u8:522:24:252
2145522480,2sleep20-21swapper/220:30:402
882822470,3sleep28822-21ssh21:25:252
2950322460,2sleep20-21swapper/219:20:182
2882322430,2sleep20-21swapper/219:18:082
1630822430,2sleep10-21swapper/120:15:481
1630822430,2sleep10-21swapper/120:15:471
950221420,3sleep30-21swapper/319:55:443
165962410,9sleep30-21swapper/320:19:123
165962410,9sleep30-21swapper/320:19:113
75662300,2sleep30-21swapper/319:50:433
291182300,2chrt0-21swapper/300:30:243
291182300,2chrt0-21swapper/300:30:243
292582260,2sleep30-21swapper/320:55:343
204492260,15sleep30-21swapper/320:30:143
170992260,14sleep30-21swapper/321:43:523
167762260,2sleep30-21swapper/300:03:593
97162250,1sleep30-21swapper/321:27:283
137012250,3sleep3301rcuc/321:35:413
77892240,2sleep30-21swapper/322:33:553
319682240,2sleep30-21swapper/319:26:383
243512240,2sleep30-21swapper/321:59:463
201252240,2sleep30-21swapper/320:29:123
44712230,2sleep30-21swapper/319:41:263
218882230,2sleep30-21swapper/323:04:523
215382230,2sleep30-21swapper/300:14:563
148632230,2sleep30-21swapper/320:13:053
13422230,2sleep30-21swapper/319:33:373
78012220,2sleep30-21swapper/321:24:143
71142220,2sleep30-21swapper/323:41:313
56442220,2sleep30-21swapper/321:19:593
303442220,11sleep30-21swapper/319:21:273
277762220,2sleep30-21swapper/300:26:583
232922220,2sleep30-21swapper/320:38:133
231212220,2sleep30-21swapper/300:16:453
231212220,2sleep30-21swapper/300:16:453
189502220,2sleep30-21swapper/322:56:483
95672210,2sleep30-21swapper/323:47:173
251682210,2sleep30-21swapper/323:10:323
212292210,2sleep30-21swapper/321:51:523
288672200,10sleep30-21swapper/319:18:423
282572200,2sleep30-21swapper/323:17:313
269642200,2sleep30-21swapper/322:05:033
263192200,2sleep30-21swapper/322:03:113
25882200,10sleep30-21swapper/322:20:483
298922190,7sleep3301rcuc/322:10:273
18242190,8sleep3301rcuc/323:30:253
178952190,9sleep3301rcuc/300:05:323
133922190,7sleep3301rcuc/323:55:353
121782190,9sleep3301rcuc/323:53:493
62972180,7sleep3301rcuc/319:48:413
55092170,7sleep3301rcuc/323:39:503
321242170,7sleep3301rcuc/300:35:463
318282170,2sleep30-21swapper/321:05:003
318282170,2sleep30-21swapper/321:04:593
29492170,7sleep3301rcuc/321:13:053
28992170,7sleep3301rcuc/319:37:233
240302170,7sleep3301rcuc/323:09:103
237702170,7sleep3301rcuc/320:40:193
183042170,6sleep3301rcuc/321:45:343
115822170,7sleep3301rcuc/320:02:273
51022160,6sleep3301rcuc/322:26:593
309152160,6sleep3301rcuc/323:24:143
251332160,5sleep3301rcuc/300:20:383
132392160,6sleep3301rcuc/320:07:533
120562160,6sleep3301rcuc/322:41:283
120562160,6sleep3301rcuc/322:41:283
116802160,6sleep3301rcuc/321:31:103
321012150,4sleep3301rcuc/323:25:353
280072150,5sleep3301rcuc/320:50:563
271702150,4sleep3301rcuc/319:12:593
2577399152,9cyclictest17174-21taskset20:20:123
256212150,5sleep3301rcuc/320:45:203
165142150,5sleep3301rcuc/322:51:053
136972150,5sleep3301rcuc/322:45:303
102342150,5sleep3301rcuc/322:39:463
320712140,4sleep3301rcuc/321:05:043
315642140,5sleep3301rcuc/322:15:093
260122101,3sleep00-21swapper/020:45:350
9392292,2sleep00-21swapper/022:35:460
7260293,3sleep07264-21ssh22:31:240
7008292,2sleep00-21swapper/023:41:050
30127293,2sleep00-21swapper/019:20:370
24316291,2sleep00-21swapper/019:05:130
23423292,3sleep023428-21ssh00:18:120
23423292,3sleep023428-21ssh00:18:110
22687292,3sleep022706-21ntp_states20:35:340
12719293,2sleep00-21swapper/023:55:160
9555282,2sleep00-21swapper/023:47:150
5042282,2sleep00-21swapper/021:17:080
4675282,2sleep00-21swapper/023:35:500
4413282,2sleep00-21swapper/019:40:430
3152282,2sleep00-21swapper/023:34:210
31198282,2sleep00-21swapper/022:14:310
28882282,3sleep028885-21ssh22:09:250
26495282,2sleep00-21swapper/023:14:590
25703282,2sleep00-21swapper/000:22:580
24264281,2sleep00-21swapper/020:40:290
23693282,2sleep00-21swapper/021:56:420
23298282,2sleep00-21swapper/023:05:470
21642282,2sleep00-21swapper/023:03:410
20037282,2sleep00-21swapper/020:28:060
19157282,2sleep00-21swapper/021:47:490
16240282,2sleep00-21swapper/000:01:270
15014282,2sleep00-21swapper/021:40:010
9845272,2sleep00-21swapper/019:56:450
7914271,2sleep00-21swapper/021:24:480
4938271,2sleep00-21swapper/022:26:170
32561271,2sleep00-21swapper/000:37:570
31208271,2sleep00-21swapper/021:00:440
31208271,2sleep00-21swapper/021:00:440
30863271,2sleep00-21swapper/023:24:000
29214271,2sleep00-21swapper/000:30:260
29214271,2sleep00-21swapper/000:30:250
28771271,2sleep00-21swapper/023:19:580
28629272,2sleep00-21swapper/019:15:540
28281272,2sleep00-21swapper/020:54:200
28157271,2sleep00-21swapper/000:28:460
26982272,2sleep00-21swapper/019:10:440
21486271,2sleep00-21swapper/020:31:040
21292271,2sleep00-21swapper/021:52:100
18447271,2sleep00-21swapper/000:06:050
1698272,2sleep00-21swapper/019:35:040
16943271,2sleep00-21swapper/021:43:100
14933272,2sleep00-21swapper/020:13:580
14540271,2sleep00-21swapper/022:47:250
1381272,2sleep00-21swapper/019:34:080
13127272,2sleep00-21swapper/020:06:380
11926271,2sleep00-21swapper/023:52:380
11684271,2sleep00-21swapper/021:31:120
7918261,2sleep00-21swapper/019:50:530
651261,2sleep00-21swapper/021:05:510
6120261,2sleep00-21swapper/019:46:380
391261,2sleep00-21swapper/022:16:360
32065261,2sleep00-21swapper/019:27:490
29733261,2sleep00-21swapper/020:57:170
16300262,2sleep00-21swapper/020:15:430
16300262,2sleep00-21swapper/020:15:430
11435262,2sleep00-21swapper/020:00:550
18272251,2sleep00-21swapper/020:21:430
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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