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2026-06-19 - 12:12
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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 rack3slot0.osadl.org (updated Fri Jun 19, 2026 00:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
107592940,2sleep51257099cyclictest23:58:335
1256299930,1cyclictest20012-21sshd23:41:544
12578998017,22cyclictest0-21swapper/623:41:546
71492790,1sleep773-21ksoftirqd/700:03:567
38902600,0sleep00-21swapper/023:03:020
1253999550,54cyclictest479-21kworker/1:023:41:541
89412500,2sleep51257099cyclictest23:05:075
226512490,0sleep30-21swapper/321:10:203
123912490,0sleep10-21swapper/123:05:191
1221024925,8sleep70-21swapper/719:05:347
217752480,0sleep00-21swapper/021:46:290
149912480,0sleep20-21swapper/222:55:592
193612470,0sleep019358-21systemd-cgroups21:33:000
12554994743,3cyclictest19793-21sshd23:41:533
140412460,0sleep40-21swapper/422:19:494
126822460,0sleep60-21swapper/623:52:586
12546994632,1cyclictest13550irq/24-ahci[00023:41:532
66292450,1sleep06632-21grepconf.sh23:01:100
248232450,0sleep20-21swapper/200:08:482
198902450,0sleep60-21swapper/621:51:566
182832450,0sleep10-21swapper/122:33:241
129012450,0sleep20-21swapper/223:30:032
12530994543,2cyclictest13444-21kworker/0:023:41:530
67852440,0sleep20-21swapper/221:37:582
168032440,0sleep40-21swapper/400:12:104
33502430,0sleep30-21swapper/300:28:193
12570994320,0cyclictest0-21swapper/523:41:545
93432420,0sleep60-21swapper/623:33:366
87852420,0sleep10-21swapper/122:40:201
45962420,0sleep20-21swapper/223:42:532
281592420,0sleep10-21swapper/123:00:311
138342420,0sleep20-21swapper/223:14:492
1209024231,8sleep20-21swapper/219:04:002
109152420,0sleep60-21swapper/623:31:516
317892410,0sleep30-21swapper/300:26:193
183712410,0sleep50-21swapper/522:35:205
129362410,0sleep20-21swapper/200:23:132
1219924128,9sleep50-21swapper/519:05:245
204462400,0sleep10-21swapper/123:28:341
201162400,0sleep0111rcuc/023:55:160
133772400,0sleep60-21swapper/623:11:016
1235024028,9sleep40-21swapper/419:07:314
1213224027,9sleep00-21swapper/019:04:300
114102400,0sleep50-21swapper/523:29:585
98602390,0sleep00-21swapper/019:58:020
269392390,0sleep20-21swapper/219:32:502
178892390,0sleep60-21swapper/623:24:306
1223623927,8sleep60-21swapper/619:05:576
1197423927,8sleep30-21swapper/319:03:133
1206123827,8sleep10-21swapper/119:03:351
1258399270,27cyclictest2432-21kworker/7:023:41:537
1253999197,1cyclictest25-21ksoftirqd/122:16:471
12539991916,3cyclictest25-21ksoftirqd/100:02:081
12539991916,1cyclictest25-21ksoftirqd/122:10:361
12539991915,1cyclictest25-21ksoftirqd/122:26:441
12539991915,1cyclictest25-21ksoftirqd/100:25:331
223322180,0sleep20-21swapper/221:21:562
1253999186,1cyclictest25-21ksoftirqd/123:51:241
1253999186,1cyclictest25-21ksoftirqd/100:13:491
1253999186,1cyclictest25-21ksoftirqd/100:13:491
12539991817,1cyclictest25-21ksoftirqd/121:13:081
12539991816,1cyclictest25-21ksoftirqd/121:41:351
12539991816,1cyclictest25-21ksoftirqd/100:08:051
12539991815,1cyclictest25-21ksoftirqd/121:58:181
12539991814,1cyclictest25-21ksoftirqd/123:17:241
12539991811,4cyclictest25-21ksoftirqd/121:53:021
46612170,1sleep21-21systemd23:52:302
139722170,0sleep70-21swapper/722:46:197
12562991713,1cyclictest49-21ksoftirqd/422:56:304
12562991711,3cyclictest49-21ksoftirqd/421:47:564
12539991716,1cyclictest25-21ksoftirqd/123:35:161
12539991716,1cyclictest25-21ksoftirqd/122:48:391
12539991716,1cyclictest25-21ksoftirqd/100:21:361
12539991715,1cyclictest464-21systemd-journal23:53:301
12539991715,1cyclictest25-21ksoftirqd/123:44:061
12539991715,1cyclictest25-21ksoftirqd/123:21:421
12539991715,1cyclictest25-21ksoftirqd/123:21:421
12539991715,1cyclictest25-21ksoftirqd/121:50:001
12539991715,1cyclictest25-21ksoftirqd/100:29:161
12539991714,1cyclictest25-21ksoftirqd/122:44:151
12539991714,1cyclictest25-21ksoftirqd/122:19:141
12539991714,1cyclictest25-21ksoftirqd/121:42:511
12539991713,3cyclictest25-21ksoftirqd/121:28:021
12539991713,1cyclictest25-21ksoftirqd/123:08:101
98042160,0sleep20-21swapper/222:17:472
47522160,1sleep34749-21bash23:06:493
324642160,0sleep70-21swapper/721:33:397
298682160,1sleep329856-21bash22:22:443
167312160,0sleep50-21swapper/521:59:085
12562991614,1cyclictest49-21ksoftirqd/400:05:584
1255499160,15cyclictest22752-21kworker/3:322:53:403
12546991615,1cyclictest33-21ksoftirqd/221:51:322
12546991612,1cyclictest33-21ksoftirqd/221:58:042
12539991615,1cyclictest25-21ksoftirqd/123:24:521
12539991615,1cyclictest25-21ksoftirqd/122:03:351
12539991615,1cyclictest25-21ksoftirqd/121:19:051
12539991615,1cyclictest25-21ksoftirqd/100:04:141
12539991614,1cyclictest25-21ksoftirqd/122:55:411
12539991614,1cyclictest25-21ksoftirqd/122:28:441
12539991614,1cyclictest25-21ksoftirqd/121:09:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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