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2026-05-01 - 19:52
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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 Fri May 01, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3190321400,0sleep131904-21bash09:59:441
983121380,1sleep39832-21sshd11:35:363
3234521130,3sleep3758299cyclictest09:24:403
80762970,2sleep30-21swapper/309:53:463
102982960,3sleep20-21swapper/209:43:262
174702930,1sleep20-21swapper/209:19:192
302492910,0sleep00-21swapper/009:52:390
84152890,1sleep00-21swapper/009:57:110
318012880,2sleep00-21swapper/010:10:180
310502860,2sleep131046-21sshd12:07:481
154272860,1sleep00-21swapper/012:27:550
51062850,0sleep00-21swapper/011:24:030
5302830,2sleep30-21swapper/309:31:293
84752820,0sleep00-21swapper/009:43:130
8312820,2sleep32023-21nfsd09:42:163
25232820,0sleep00-21swapper/009:46:140
723728133,44sleep10-21swapper/107:09:091
701928133,44sleep30-21swapper/307:06:263
295692800,0sleep00-21swapper/012:03:580
293152800,2sleep10-21swapper/112:18:301
184732800,2sleep10-21swapper/111:03:081
13372800,0sleep00-21swapper/009:38:280
129092790,0sleep00-21swapper/010:58:540
51962770,1sleep10-21swapper/111:27:531
106492770,0sleep00-21swapper/011:53:380
89952760,1sleep10-21swapper/112:34:421
37212750,0sleep00-21swapper/010:46:400
299042750,2sleep129899-21sshd12:11:051
217652740,2sleep20-21swapper/212:39:392
709327332,12sleep20-21swapper/207:07:202
250922730,1sleep30-21swapper/310:49:283
240662730,1sleep024062-21sshd10:02:160
240662730,1sleep024062-21sshd10:02:160
306172710,2sleep30-21swapper/311:45:063
288512710,0sleep00-21swapper/011:44:550
35632700,4sleep2757699cyclictest11:05:022
284422670,4sleep0756699cyclictest10:24:080
188002670,2sleep318799-21sshd11:40:093
280682630,2sleep2757699cyclictest11:41:002
194702610,3sleep3758299cyclictest10:55:453
715525733,13sleep00-21swapper/007:08:080
63622470,4sleep00-21swapper/010:32:020
49132400,1sleep00-21swapper/011:01:390
197882310,2sleep30-21swapper/310:01:463
197882310,2sleep30-21swapper/310:01:463
34642260,0sleep13463-21bash09:53:151
3712250,2sleep10-21swapper/110:53:511
272192250,3sleep10-21swapper/110:09:551
154362250,1sleep115435-21sshd11:17:071
265202240,0sleep30-21swapper/312:03:343
197842240,2sleep119787-21cpuspeed_turbos09:30:121
7566992311,2cyclictest18979-21sshd11:47:170
756699230,9cyclictest8457-21bash10:25:200
297822230,2sleep10-21swapper/111:14:591
91822220,3sleep39183-21sshd12:05:233
756699220,9cyclictest8923-21cp11:12:240
205782220,1sleep3758299cyclictest10:16:223
757199210,14cyclictest9386-21sshd10:39:471
756699211,10cyclictest0-21swapper/009:19:160
320602210,19sleep2144650irq/27-eth010:31:162
174022210,19sleep1144650irq/27-eth009:36:421
8262200,0sleep00-21swapper/009:13:590
757699201,4cyclictest4809-21sshd09:56:472
757699200,15cyclictest339-21sshd10:46:152
757199200,12cyclictest27610-21sshd10:30:451
756699207,4cyclictest0-21swapper/010:08:470
756699201,2cyclictest0-21swapper/012:13:060
224212200,3sleep10-21swapper/110:45:051
108182200,18sleep1144650irq/27-eth009:29:171
757699190,3cyclictest438-21sshd12:33:352
757699190,10cyclictest0-21swapper/210:02:152
757699190,10cyclictest0-21swapper/210:02:152
756699198,4cyclictest0-21swapper/010:44:400
756699196,4cyclictest4692-21bash09:25:110
756699192,9cyclictest144650irq/27-eth007:15:140
756699192,1cyclictest0-21swapper/012:34:020
756699191,5cyclictest0-21swapper/008:25:150
756699190,10cyclictest0-21swapper/012:15:160
265122190,17sleep2144650irq/27-eth012:10:442
24112190,1sleep30-21swapper/312:30:023
170862190,17sleep3144650irq/27-eth012:39:093
758299180,5cyclictest9023-21bash12:27:123
757699189,3cyclictest10102-21bash12:23:392
757699188,9cyclictest4263-21sshd11:11:542
757699184,13cyclictest13405-21sshd09:47:242
757699184,13cyclictest12755-21sshd10:43:532
757699184,13cyclictest0-21swapper/211:55:252
757699183,14cyclictest16927-21sshd11:33:012
7576991813,4cyclictest4437-21sshd12:15:452
757699181,13cyclictest11519-21sshd10:36:292
757699181,10cyclictest0-21swapper/210:05:082
757699180,11cyclictest17134-21sshd10:55:302
757199180,16cyclictest369-21ipmitool11:45:171
756699188,2cyclictest0-21swapper/008:35:440
756699187,3cyclictest0-21swapper/011:57:270
74862180,16sleep1144650irq/27-eth009:43:061
324242180,2sleep30-21swapper/309:38:183
223732180,16sleep1144650irq/27-eth010:20:061
758299172,3cyclictest0-21swapper/311:11:083
758299170,15cyclictest30099-21bash11:30:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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