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2026-06-23 - 08:16
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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 Tue Jun 23, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1444921310,0sleep014451-21bash22:29:210
629921240,2sleep10-21swapper/122:42:171
629921240,2sleep10-21swapper/122:42:161
955021220,4sleep2592999cyclictest22:57:252
159721130,2sleep20-21swapper/200:04:172
117022920,3sleep10-21swapper/100:35:181
63092890,0sleep00-21swapper/021:35:230
267542890,2sleep30-21swapper/322:06:153
234862880,2sleep10-21swapper/121:26:541
534128733,50sleep30-21swapper/319:06:023
15802870,2sleep20-21swapper/221:31:282
210462840,2sleep121042-21sshd00:29:001
193412830,2sleep30-21swapper/322:58:303
320112820,3sleep10-21swapper/121:20:451
289782820,3sleep30-21swapper/300:18:363
254692820,2sleep20-21swapper/223:47:582
541228132,44sleep10-21swapper/119:06:541
10122810,0sleep00-21swapper/020:10:130
318252780,3sleep20-21swapper/221:49:112
278642780,4sleep1592899cyclictest00:03:351
234482780,3sleep10-21swapper/122:55:141
14772780,2sleep10-21swapper/121:35:001
164852730,2sleep30-21swapper/321:26:043
81712720,0sleep28170-21bash22:07:472
227102710,4sleep2592999cyclictest00:06:292
113162710,3sleep2592999cyclictest21:39:382
245242670,4sleep1592899cyclictest21:55:311
192982670,2sleep3593099cyclictest22:36:463
299252660,2sleep3593099cyclictest22:10:083
177202640,2sleep217713-21rm21:12:212
95102630,2sleep20-21swapper/223:34:352
560225632,12sleep20-21swapper/219:09:102
218322480,1sleep221833-21id23:28:572
542224134,4sleep00-21swapper/019:06:560
291752350,0sleep229174-21bash00:37:102
245492320,1sleep20-21swapper/222:47:502
276982310,29sleep1144650irq/27-eth023:44:291
279392280,26sleep3144650irq/27-eth023:03:073
23942280,3sleep10-21swapper/122:03:411
94592270,25sleep1144650irq/27-eth000:16:111
223962270,2sleep20-21swapper/222:19:492
186092270,4sleep2592999cyclictest21:15:532
90642260,1sleep00-21swapper/022:39:110
278732260,0sleep041ktimersoftd/023:52:160
6692250,3sleep2665-21sshd23:18:562
208362250,2sleep20-21swapper/221:40:312
160792250,3sleep20-21swapper/223:24:362
38922240,2sleep23893-21sshd22:35:132
214652242,20sleep1144650irq/27-eth021:16:131
167592240,22sleep3144650irq/27-eth021:12:163
256982230,2sleep125694-21cp22:37:271
593099220,6cyclictest30900-21sshd21:34:413
50132220,2sleep00-21swapper/023:04:230
311632222,18sleep2144650irq/27-eth023:56:042
233062220,2sleep20-21swapper/223:06:292
215502220,20sleep1144650irq/27-eth023:06:181
123182220,2sleep30-21swapper/323:24:063
592999215,9cyclictest4179-21bash22:42:022
592999215,9cyclictest4179-21bash22:42:012
168842210,2sleep10-21swapper/123:28:251
136052210,19sleep1144650irq/27-eth021:54:321
593099207,5cyclictest32592-21sshd21:45:153
592799201,17cyclictest25400-21sshd00:14:310
23992200,18sleep1144650irq/27-eth023:19:081
233572200,1sleep323351-21cp23:55:163
135942200,1sleep20-21swapper/221:57:532
5928991912,3cyclictest36-21rcuop/222:34:431
592799199,4cyclictest20648-21sshd22:15:590
592799191,16cyclictest0-21swapper/022:06:560
592799191,12cyclictest7324-21sshd22:14:370
592799191,12cyclictest0-21swapper/022:21:430
150892190,0sleep30-21swapper/323:09:163
593099180,2cyclictest23019-21sshd22:26:383
592899180,16cyclictest12939-21id00:05:221
592799189,8cyclictest0-21swapper/000:33:210
592799181,16cyclictest21170-21rm00:39:530
592799181,12cyclictest0-21swapper/000:03:220
126612180,2sleep10-21swapper/121:46:431
105522180,2sleep110550-21sshd23:12:211
5930991712,4cyclictest13085-21sshd21:39:503
592999174,1cyclictest21869-21sshd22:02:102
592999173,6cyclictest3749-21sshd00:23:202
5929991712,4cyclictest7554-21sshd22:25:062
592899177,4cyclictest26220-21sshd22:48:021
592899172,14cyclictest20004-21sshd22:54:551
592899170,12cyclictest0-21swapper/121:35:591
592899170,11cyclictest0-21swapper/123:20:121
592799178,8cyclictest0-21swapper/022:42:070
592799178,8cyclictest0-21swapper/022:42:070
592799178,8cyclictest0-21swapper/021:17:510
592799178,4cyclictest16301-21sshd21:54:490
592799171,7cyclictest0-21swapper/021:02:190
5927991714,2cyclictest8698-21sshd21:42:450
592799171,15cyclictest0-21swapper/023:36:140
592799171,15cyclictest0-21swapper/023:31:410
592799171,15cyclictest0-21swapper/000:25:200
592799171,10cyclictest8219-21rm00:23:510
592799170,16cyclictest7338-21sshd21:11:080
39102170,1sleep10-21swapper/122:28:061
315212171,14sleep228950irq/26-ahci[00000:18:562
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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