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2026-09-10 - 18:28
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack5slot0.osadl.org (updated Thu Sep 10, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3005821770,1sleep02363199cyclictest10:50:210
2040721290,1sleep020398-21sshd12:32:470
1852521170,3sleep12363799cyclictest10:22:571
36962970,2sleep23689-21sshd11:24:452
52852920,1sleep30-21swapper/309:51:443
2333929232,56sleep10-21swapper/107:09:371
30392890,2sleep30-21swapper/311:31:513
57672880,1sleep02024-21nfsd10:47:240
104712860,2sleep210469-21sshd09:23:392
2311828535,46sleep30-21swapper/307:06:543
117602850,1sleep011755-21bash10:40:190
232272840,2sleep10-21swapper/109:46:221
187412820,2sleep32512-21runrttasks11:52:203
301152810,1sleep10-21swapper/111:01:161
285262810,0sleep328521-21sshd12:00:283
254652810,2sleep22512-21runrttasks11:38:032
4172800,2sleep12363799cyclictest11:16:481
107822800,2sleep10-21swapper/111:06:531
87902780,2sleep30-21swapper/310:51:403
108232780,1sleep00-21swapper/012:24:270
92682770,0sleep29263-21sshd10:51:432
81302770,2sleep20-21swapper/210:21:422
61302770,0sleep00-21swapper/009:58:520
186702770,2sleep10-21swapper/110:26:381
71982760,0sleep07197-21sshd10:10:100
40092760,0sleep00-21swapper/009:26:220
75222750,1sleep07525-21sort12:35:120
29752750,1sleep10-21swapper/109:55:041
3382740,2sleep10-21swapper/111:46:201
62512730,1sleep10-21swapper/110:51:221
200932730,1sleep20-21swapper/209:39:022
326132720,1sleep12512-21runrttasks09:51:111
228452720,2sleep322834-21sshd12:25:463
213582720,5sleep32364199cyclictest11:08:113
192082710,0sleep00-21swapper/009:24:360
96152700,2sleep19600-21sshd11:21:271
322572700,1sleep032252-21sshd12:04:580
128622700,1sleep20-21swapper/209:16:542
2311725533,9sleep20-21swapper/207:06:532
2329324933,13sleep00-21swapper/007:09:080
98452430,0sleep29844-21bash09:52:162
78242310,1sleep00-21swapper/010:29:010
252972280,4sleep12363799cyclictest09:21:421
67092260,1sleep06707-21bash09:16:110
52292260,1sleep30-21swapper/310:28:443
154502260,2sleep10-21swapper/109:31:121
153652260,1sleep015361-21bash09:10:140
115482260,23sleep1144650irq/27-eth011:10:431
48612250,4sleep34860-21sshd12:38:273
220352250,1sleep122028-21sshd11:26:441
220352250,1sleep122028-21sshd11:26:441
171602250,1sleep10-21swapper/111:44:371
155932250,2sleep20-21swapper/211:33:242
11392250,2sleep11131-21sshd10:13:181
213682240,2sleep30-21swapper/309:24:513
14452240,2sleep22512-21runrttasks11:01:452
190902230,3sleep10-21swapper/112:14:101
15782230,2sleep10-21swapper/112:38:061
43182220,2sleep20-21swapper/212:23:362
156152223,17sleep3144650irq/27-eth011:14:533
88972210,0sleep00-21swapper/012:13:010
81932212,17sleep1144650irq/27-eth012:27:481
325462210,2sleep10-21swapper/111:50:171
2364099216,9cyclictest0-21swapper/210:02:542
2364099213,3cyclictest16475-21sshd09:10:192
66512200,18sleep2144650irq/27-eth012:31:152
23631992012,3cyclictest0-21swapper/010:38:400
210752200,1sleep30-21swapper/311:19:053
49282190,17sleep2144650irq/27-eth011:10:072
302042190,1sleep10-21swapper/110:16:351
2364199190,5cyclictest0-21swapper/310:55:243
2363799195,1cyclictest4419-21bash09:12:321
203612190,17sleep2144650irq/27-eth011:52:312
81742180,16sleep3144650irq/27-eth011:43:263
2364199180,6cyclictest0-21swapper/310:39:073
2364199180,2cyclictest25780-21sshd10:23:503
2364199180,16cyclictest30263-21ipmitool09:15:173
2364099182,15cyclictest0-21swapper/211:26:392
2364099182,15cyclictest0-21swapper/211:26:392
2363799180,12cyclictest885-21sshd10:09:301
187502180,16sleep328950irq/26-ahci[00010:07:533
2364199176,6cyclictest0-21swapper/310:42:223
2364199171,11cyclictest30535-21sshd09:29:193
2364199170,9cyclictest0-21swapper/309:44:533
2364199170,15cyclictest16574-21sshd10:18:573
2364199170,12cyclictest23022-21sshd11:45:123
2364099178,5cyclictest144650irq/27-eth011:46:332
2364099171,10cyclictest2132-21sshd11:40:472
2364099170,3cyclictest10695-21nscd11:16:212
23637991713,3cyclictest3213-21sshd11:31:531
2363199170,12cyclictest0-21swapper/011:20:150
95382160,2sleep10-21swapper/111:39:571
38812160,15sleep3144650irq/27-eth012:08:553
2364199168,3cyclictest0-21swapper/311:03:093
2364199160,14cyclictest15452-21sshd09:10:153
2364199160,11cyclictest5987-21sshd12:16:093
2364099164,4cyclictest5578-21sshd09:30:062
2364099162,13cyclictest29628-21bash10:57:432
23640991611,4cyclictest6561-21cp10:28:532
2364099160,14cyclictest0-21swapper/208:30:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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