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2026-06-04 - 11:36
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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 Thu Jun 04, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1767721410,0sleep117678-21bash00:17:571
243321290,3sleep2590899cyclictest22:31:222
3120621260,1sleep00-21swapper/022:34:330
463821210,4sleep3590999cyclictest21:59:183
2943721140,2sleep10-21swapper/121:40:321
16292960,2sleep30-21swapper/322:46:113
151552950,1sleep00-21swapper/023:48:160
145812910,4sleep10-21swapper/122:43:591
246832900,2sleep30-21swapper/323:17:203
74342890,2sleep20-21swapper/200:20:392
268292890,3sleep226826-21bash23:31:582
553028632,44sleep30-21swapper/319:08:343
294742850,1sleep029472-21bash23:07:110
248792850,2sleep10-21swapper/123:42:071
172602850,1sleep217250-21sshd22:47:542
138252840,4sleep10-21swapper/123:58:581
125722830,0sleep112571-21sshd00:24:501
92342820,1sleep10-21swapper/123:04:561
318882820,1sleep10-21swapper/121:51:061
91972810,2sleep30-21swapper/321:31:323
534028133,44sleep10-21swapper/119:06:071
96522800,2sleep20-21swapper/200:09:532
44422800,2sleep0590299cyclictest22:02:470
9832790,2sleep30-21swapper/321:23:553
204882790,2sleep120475-21sshd22:55:221
195802790,0sleep00-21swapper/021:39:360
109632780,2sleep210959-21cp23:37:112
66882770,1sleep10-21swapper/119:10:161
208122770,1sleep22024-21nfsd22:29:542
180942770,0sleep00-21swapper/000:18:000
315572750,1sleep231550-21sshd23:14:312
131802740,2sleep313172-21sshd23:48:023
307462730,1sleep30-21swapper/322:52:563
211442720,4sleep3590999cyclictest21:15:053
102162710,1sleep00-21swapper/022:10:320
69122700,2sleep30-21swapper/321:27:553
235402700,1sleep20-21swapper/200:37:052
47332690,4sleep1590699cyclictest20:55:001
85792660,0sleep28578-21sshd23:58:222
172322650,0sleep00-21swapper/023:34:280
52982599,12sleep20-21swapper/219:05:412
552724834,11sleep00-21swapper/019:08:310
287702460,0sleep328769-21sshd22:37:413
261112360,2sleep30-21swapper/321:36:453
12222340,2sleep31200-21sshd23:43:053
57962330,0sleep00-21swapper/023:40:090
198262280,3sleep20-21swapper/222:51:342
304852270,25sleep1144650irq/27-eth023:49:571
258642270,2sleep325854-21sshd23:10:153
217412240,22sleep1144650irq/27-eth022:36:561
100532240,0sleep30-21swapper/322:21:293
95932230,2sleep30-21swapper/300:31:573
590999230,3cyclictest30815-21bash00:26:433
590899236,3cyclictest7107-21bash00:31:402
270682230,21sleep228950irq/26-ahci[00022:12:292
242632232,19sleep3144650irq/27-eth021:40:083
121552220,1sleep00-21swapper/021:21:350
117552220,3sleep30-21swapper/323:30:183
113902220,2sleep30-21swapper/321:52:253
75992210,2sleep27593-21sshd22:06:302
73352210,19sleep3144650irq/27-eth022:31:573
53282210,1sleep041ktimersoftd/021:45:010
309132210,3sleep20-21swapper/222:41:572
296312210,2sleep129634-21id22:16:071
260502210,2sleep10-21swapper/122:52:221
235082211,18sleep3144650irq/27-eth023:06:303
157022210,0sleep00-21swapper/021:52:540
78572200,3sleep1590699cyclictest21:28:021
74872200,1sleep07478-21sshd21:55:420
200972190,3sleep2590899cyclictest23:06:052
590899184,9cyclictest16455-21sshd00:02:412
5906991812,5cyclictest12982-21id23:37:241
198292182,14sleep2144650irq/27-eth021:53:252
590999177,4cyclictest13290-21sshd00:10:163
5909991712,4cyclictest23872-21sshd00:03:363
590999170,13cyclictest22176-21sshd22:55:353
590899175,3cyclictest10838-21bash22:21:352
590899174,1cyclictest0-21swapper/219:52:112
590899173,9cyclictest32422-21sshd21:58:452
590899173,7cyclictest2132-21sshd23:00:172
590899172,14cyclictest29891-21sshd00:15:302
5908991710,5cyclictest18603-21sshd23:20:112
590899170,9cyclictest8469-21sshd21:48:422
590899170,16cyclictest0-21swapper/221:27:312
590899170,15cyclictest0-21swapper/221:17:072
5906991712,3cyclictest27245-21bash21:30:081
590699170,12cyclictest14048-21sshd22:14:351
5902991713,3cyclictest20241-21kworker/0:120:22:390
156772170,0sleep00-21swapper/023:51:440
5909991612,3cyclictest7174-21sshd23:29:563
5909991612,3cyclictest13883-21sshd00:21:223
590999160,14cyclictest0-21swapper/323:51:033
590899163,9cyclictest0-21swapper/223:18:542
590899162,9cyclictest4338-21bash23:47:032
590899162,4cyclictest4817-21sshd23:40:032
590899162,13cyclictest4478-21sshd23:50:272
590899161,3cyclictest29061-21sshd22:37:432
590899160,9cyclictest32473-21sshd21:40:522
590899160,8cyclictest20919-21sshd00:29:422
590899160,6cyclictest28157-21sshd21:33:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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