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2026-05-06 - 17:47
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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 Wed May 06, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1039321360,4sleep21743099cyclictest11:07:442
3238221300,4sleep31743499cyclictest09:36:413
794721270,2sleep20-21swapper/209:47:462
1586821210,2sleep20-21swapper/210:06:202
1226921010,1sleep10-21swapper/110:50:201
247072950,3sleep01742199cyclictest11:48:210
110062920,2sleep111000-21sshd09:44:431
163722890,2sleep116373-21bash10:20:191
323172860,3sleep10-21swapper/110:55:531
325422840,0sleep00-21swapper/011:31:300
4672830,5sleep20-21swapper/210:41:352
4672830,5sleep20-21swapper/210:41:352
302952820,2sleep20-21swapper/211:17:102
178852820,1sleep32024-21nfsd11:15:463
1704828232,45sleep10-21swapper/107:08:261
269382800,2sleep226937-21bash11:41:142
1679628032,44sleep30-21swapper/307:05:273
228412790,2sleep30-21swapper/309:18:203
144792780,2sleep22024-21nfsd12:05:312
156242760,2sleep30-21swapper/310:27:143
156242760,2sleep30-21swapper/310:27:133
326202740,0sleep00-21swapper/011:52:470
13032740,2sleep30-21swapper/311:20:553
213552730,0sleep00-21swapper/012:34:180
41352710,2sleep20-21swapper/209:37:082
83242700,3sleep21743099cyclictest11:39:232
326062700,2sleep20-21swapper/211:24:232
140582700,1sleep314051-21sshd10:23:373
316252650,4sleep31743499cyclictest09:40:053
298802620,1sleep30-21swapper/310:18:123
102902620,4sleep31743499cyclictest11:32:373
1679825832,22sleep00-21swapper/007:05:280
70212570,3sleep11742599cyclictest12:08:181
1699825632,12sleep20-21swapper/207:07:592
295092470,45sleep328950irq/26-ahci[00010:59:213
5712460,0sleep2570-21id12:19:262
303852370,34sleep3144650irq/27-eth011:13:273
60762330,31sleep1144650irq/27-eth009:30:261
210032320,30sleep3144650irq/27-eth011:05:223
170232310,2sleep217022-21sshd09:24:322
62142290,0sleep00-21swapper/009:58:140
195682290,2sleep219558-21hddtemp_smartct10:10:142
258272280,3sleep20-21swapper/209:25:212
183172280,26sleep3144650irq/27-eth010:31:363
272152270,2sleep10-21swapper/112:30:431
286822260,2sleep30-21swapper/311:38:023
92802250,3sleep10-21swapper/111:18:251
291232240,2sleep30-21swapper/309:29:273
261962230,21sleep3144650irq/27-eth009:56:363
171172230,2sleep20-21swapper/210:27:252
171172230,2sleep20-21swapper/210:27:252
316342220,19sleep2144650irq/27-eth011:31:252
19022220,20sleep2144650irq/27-eth010:33:432
178502220,20sleep128950irq/26-ahci[00009:28:061
138022210,1sleep10-21swapper/109:10:341
184092200,4sleep21743099cyclictest12:21:222
1743499201,12cyclictest144650irq/27-eth012:25:133
17434992010,2cyclictest144650irq/27-eth009:32:163
1743499200,4cyclictest0-21swapper/312:31:313
1743499200,12cyclictest30562-21cpuspeed_turbos09:50:093
318172190,1sleep20-21swapper/209:43:292
198982190,2sleep119897-21bash12:17:411
174922190,17sleep1144650irq/27-eth011:26:071
1743499194,1cyclictest10281-21iostat11:50:143
1743499191,10cyclictest0-21swapper/309:13:333
17425991914,3cyclictest9371-21sshd09:37:411
17421991917,1cyclictest2023-21nfsd12:22:050
226822180,16sleep2144650irq/27-eth009:18:202
217592180,1sleep02066-21nscd09:39:020
1743499186,3cyclictest0-21swapper/309:20:253
17434991812,5cyclictest1519-21sshd09:47:043
1743499180,3cyclictest0-21swapper/312:20:083
17430991813,4cyclictest18527-21sshd11:01:402
1742599180,16cyclictest11716-21sshd10:19:521
1742199180,1cyclictest2074-21nscd09:48:330
125012180,16sleep3144650irq/27-eth010:02:383
39142170,15sleep1144650irq/27-eth012:35:561
177802170,2sleep10-21swapper/110:03:111
1743499176,0cyclictest0-21swapper/312:18:283
1743499174,8cyclictest0-21swapper/312:03:133
1743499174,1cyclictest0-21swapper/310:35:233
1743499174,1cyclictest0-21swapper/310:35:233
1743499171,11cyclictest0-21swapper/308:41:533
1743499170,3cyclictest23879-21sshd10:07:153
1743499170,3cyclictest16909-21sshd10:10:013
1743499170,15cyclictest0-21swapper/312:14:143
1743499170,12cyclictest0-21swapper/312:36:043
1743099173,7cyclictest16905-21sshd10:03:062
1742599173,13cyclictest2023-21nfsd11:31:051
17425991710,6cyclictest19607-21sshd11:08:451
1742599170,8cyclictest0-21swapper/107:50:171
86762160,3sleep01742199cyclictest11:00:330
218422160,14sleep3144650irq/27-eth012:09:583
1743499166,8cyclictest0-21swapper/308:20:143
1743499162,9cyclictest0-21swapper/311:40:233
1743499162,7cyclictest21005-21bash10:40:113
1743499162,7cyclictest21005-21bash10:40:113
1743499161,13cyclictest7986-21sshd10:50:003
1743499161,10cyclictest5319-21sshd11:00:163
1743499161,0cyclictest0-21swapper/308:45:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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