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2026-08-02 - 06:56
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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 Sun Aug 02, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1429521220,0sleep00-21swapper/000:33:080
377121150,1sleep10-21swapper/100:14:411
2560521150,3sleep1753499cyclictest23:15:021
209842990,3sleep32023-21nfsd21:15:213
206622930,2sleep320652-21sshd23:20:173
190822930,2sleep10-21swapper/121:23:401
268112910,2sleep20-21swapper/223:24:042
122482900,4sleep3754499cyclictest21:20:133
87312890,3sleep20-21swapper/223:51:452
137972890,2sleep00-21swapper/023:31:320
725028828,48sleep30-21swapper/319:09:293
41222870,0sleep2754099cyclictest23:39:392
33052860,2sleep20-21swapper/200:08:492
705428532,44sleep10-21swapper/119:07:031
264142850,1sleep026404-21sshd21:15:460
117422850,2sleep211740-21sshd23:40:152
104632850,2sleep22024-21nfsd23:34:302
59842840,2sleep35978-21sshd21:34:203
33572840,1sleep33358-21sshd00:26:093
285922840,3sleep30-21swapper/321:56:203
167872840,2sleep20-21swapper/223:29:012
106862840,4sleep30-21swapper/323:31:153
275082830,1sleep20-21swapper/222:33:312
59252820,1sleep25915-21diskstats23:10:142
235792820,2sleep30-21swapper/322:51:233
26822810,4sleep3754499cyclictest00:02:483
42312800,1sleep24228-21sshd00:00:072
192642800,2sleep30-21swapper/322:56:443
46822790,0sleep041ktimersoftd/022:52:360
82402780,2sleep10-21swapper/121:17:021
121062780,2sleep20-21swapper/222:00:332
110292780,1sleep011027-21sshd00:06:270
93312770,2sleep00-21swapper/022:26:030
273492760,1sleep00-21swapper/023:00:180
28292750,1sleep32828-21sshd22:08:193
226172750,2sleep322605-21sshd23:38:243
36752740,3sleep10-21swapper/100:23:231
238522730,2sleep20-21swapper/200:19:242
246862720,4sleep2754099cyclictest21:12:352
12922710,1sleep01288-21bash00:25:580
302272700,2sleep330228-21sshd21:27:423
251962690,1sleep20-21swapper/222:27:302
728626631,19sleep20-21swapper/219:09:572
305362660,1sleep030521-21sshd23:50:470
137542640,3sleep0753099cyclictest22:20:460
69662620,1sleep20-21swapper/221:16:552
240652610,2sleep10-21swapper/122:04:321
100782610,1sleep10-21swapper/100:29:531
199222600,0sleep119921-21sshd00:30:371
272432590,1sleep3754499cyclictest22:36:313
708925633,11sleep00-21swapper/019:07:250
296282510,0sleep229627-21bash22:05:002
223212440,42sleep1144650irq/27-eth000:01:401
302822320,30sleep3144650irq/27-eth000:37:293
47112290,5sleep10-21swapper/122:08:291
189242270,25sleep1144650irq/27-eth023:35:141
753499260,24cyclictest11221-21id21:51:451
49272260,4sleep2754099cyclictest00:20:282
256832260,2sleep125681-21sshd23:20:391
754099256,10cyclictest6533-21sshd23:07:242
118692250,1sleep111865-21sshd22:38:151
95992240,2sleep20-21swapper/221:25:342
70922240,1sleep07088-21sshd22:37:460
48642230,21sleep1144650irq/27-eth021:34:161
42712230,1sleep30-21swapper/322:02:453
276962220,3sleep30-21swapper/323:09:173
261572220,1sleep026142-21sshd21:38:540
216852220,1sleep121686-21bash21:41:151
754099213,9cyclictest5788-21sshd21:51:142
753099218,7cyclictest0-21swapper/022:33:140
753099210,16cyclictest0-21swapper/023:17:220
68922210,1sleep20-21swapper/222:17:232
284052210,2sleep30-21swapper/322:48:513
249772210,2sleep324975-21sshd21:41:343
223882210,2sleep122389-21sshd23:26:361
218812210,2sleep321880-21bash21:52:483
139402210,2sleep10-21swapper/122:26:271
753099204,15cyclictest3-21ksoftirqd/022:16:240
753099200,9cyclictest12492-21sshd00:12:330
753099200,19cyclictest0-21swapper/000:22:370
213042200,1sleep121303-21sshd21:58:341
15592200,2sleep21547-21sshd21:48:012
144912200,2sleep30-21swapper/323:58:083
107772200,17sleep3144650irq/27-eth023:40:133
754499193,14cyclictest0-21swapper/321:46:303
754099193,3cyclictest27363-21sshd00:37:102
7534991911,4cyclictest8144-21id00:38:281
753099190,9cyclictest32450-21sshd23:56:470
47402190,17sleep3144650irq/27-eth022:25:393
194202190,1sleep019419-21bash21:46:440
173642190,17sleep3144650irq/27-eth022:41:463
7544991813,3cyclictest24594-21sshd23:26:483
754499180,12cyclictest4387-21sshd00:20:243
754099182,15cyclictest153250irq/28-eth1-rx-00:26:282
754099181,3cyclictest19006-21id21:43:562
753499187,6cyclictest10856-21sshd23:13:351
753499187,5cyclictest20116-21sshd21:49:401
753499180,5cyclictest23941-21sshd22:45:131
753499180,13cyclictest6436-21sshd22:40:451
753099183,4cyclictest30300-21sshd23:41:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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