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2026-07-13 - 05:58
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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 Mon Jul 13, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1475021300,1sleep038499cyclictest22:34:240
15592940,2sleep30-21swapper/300:15:413
113142940,1sleep011310-21sshd22:19:010
113142940,1sleep011310-21sshd22:19:000
93392930,2sleep12512-21runrttasks22:48:471
203392920,2sleep30-21swapper/300:10:323
253112910,2sleep20-21swapper/221:17:082
14932900,2sleep32023-21nfsd22:10:553
211742870,2sleep30-21swapper/300:06:473
3248028432,48sleep10-21swapper/119:08:351
167732830,1sleep316758-21sshd21:12:473
119832830,4sleep338799cyclictest00:02:153
3230428234,44sleep30-21swapper/319:06:193
235922820,2sleep10-21swapper/123:34:241
162582820,2sleep10-21swapper/122:19:341
162582820,2sleep10-21swapper/122:19:331
52322810,1sleep09745-21kworker/0:021:50:230
140162810,3sleep20-21swapper/222:38:192
245082800,2sleep20-21swapper/220:00:192
178002800,2sleep20-21swapper/200:36:092
128812800,2sleep30-21swapper/323:29:213
87982780,2sleep18802-21latency23:25:181
16322770,0sleep00-21swapper/000:01:030
150902770,2sleep20-21swapper/221:58:312
75292760,2sleep20-21swapper/200:31:242
75292760,2sleep20-21swapper/200:31:232
230092750,6sleep30-21swapper/322:39:283
205832740,2sleep320581-21sshd22:02:333
3251127231,12sleep20-21swapper/219:09:002
236912720,1sleep10-21swapper/100:25:451
233592720,1sleep038499cyclictest22:13:200
48422710,0sleep24831-21sshd21:53:592
289412680,2sleep10-21swapper/100:00:281
6452620,3sleep238699cyclictest21:35:222
92152500,2sleep010-21rcuc/000:20:350
191172500,2sleep319118-21sshd00:36:173
250612450,1sleep025040-21sshd23:38:110
3230624032,4sleep00-21swapper/019:06:200
139412350,33sleep2144650irq/27-eth000:09:572
130422330,2sleep10-21swapper/121:47:231
216302320,30sleep2144650irq/27-eth021:30:382
314152300,9sleep03-21ksoftirqd/022:21:130
259232301,27sleep2144650irq/27-eth023:38:182
44332290,27sleep328950irq/26-ahci[00022:55:243
38699293,12cyclictest18772-21sshd00:29:082
38599284,3cyclictest0-21swapper/122:31:011
38599276,12cyclictest144650irq/27-eth022:12:091
221232270,2sleep20-21swapper/222:53:532
79162260,24sleep2144650irq/27-eth023:58:142
38599258,15cyclictest16870-21sshd22:09:121
38599250,18cyclictest0-21swapper/121:30:431
28442250,0sleep00-21swapper/020:25:130
51832240,1sleep10-21swapper/120:30:151
51832240,1sleep10-21swapper/120:30:151
219922240,2sleep32023-21nfsd23:15:463
21882240,1sleep20-21swapper/222:14:332
205932240,1sleep010-21rcuc/023:19:160
19632241,21sleep2144650irq/27-eth000:01:072
38599238,13cyclictest2075-21nscd23:11:261
38599238,13cyclictest17687-21sshd23:51:391
38599238,13cyclictest10594-21sshd22:59:411
38599230,3cyclictest0-21swapper/100:39:101
38599230,2cyclictest0-21swapper/121:52:151
38599230,21cyclictest0-21swapper/100:11:281
38599230,13cyclictest0-21swapper/100:08:581
38599230,10cyclictest0-21swapper/121:27:351
248002230,0sleep324798-21bash21:34:363
138872230,3sleep32512-21runrttasks22:05:183
73082220,2sleep37307-21sshd22:15:073
73082220,2sleep37307-21sshd22:15:063
38699226,3cyclictest1439-21id21:25:082
38699224,3cyclictest20486-21sshd22:02:312
38599228,12cyclictest30437-21sshd22:28:461
38599228,12cyclictest30437-21sshd22:28:461
38599227,13cyclictest2135-21id23:42:451
38599227,13cyclictest19321-21sshd21:40:531
38599220,3cyclictest0-21swapper/123:55:201
38599220,3cyclictest0-21swapper/122:35:271
38599220,3cyclictest0-21swapper/122:23:491
38599220,2cyclictest0-21swapper/123:15:481
38599220,20cyclictest0-21swapper/123:09:211
38599220,20cyclictest0-21swapper/121:15:371
38599220,11cyclictest0-21swapper/121:36:321
169922220,2sleep10-21swapper/123:04:141
164062220,0sleep316339-21sshd21:23:133
69772210,0sleep00-21swapper/023:50:260
38599218,8cyclictest144650irq/27-eth019:55:061
38599218,11cyclictest19617-21sshd21:23:351
38599217,12cyclictest23692-21sshd22:43:081
38599217,12cyclictest10726-21taskset20:40:591
38599211,10cyclictest0-21swapper/119:50:141
38599210,2cyclictest0-21swapper/123:45:221
38599210,2cyclictest0-21swapper/122:53:431
38599210,2cyclictest0-21swapper/100:20:521
38599210,19cyclictest0-21swapper/123:20:111
38599210,19cyclictest0-21swapper/121:55:351
38599210,10cyclictest0-21swapper/123:35:571
38599210,10cyclictest0-21swapper/121:10:151
38599210,10cyclictest0-21swapper/100:31:141
38599210,10cyclictest0-21swapper/100:31:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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