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2026-06-13 - 20:23
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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 Sat Jun 13, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
286562990,1sleep341-21ksoftirqd/311:41:503
70232870,0sleep00-21swapper/009:45:580
202172830,0sleep02338299cyclictest11:16:240
171312800,0sleep017134-21switchtime09:48:220
5282760,2sleep42338899cyclictest12:27:004
212592710,0sleep1231rcuc/111:33:391
212592710,0sleep1231rcuc/111:33:391
253412690,0sleep30-21swapper/312:20:433
10452690,2sleep22338699cyclictest10:46:392
94642570,0sleep20-21swapper/211:19:392
293012570,0sleep329299-21sshd11:11:073
2308125726,18sleep50-21swapper/507:05:405
2306125727,18sleep70-21swapper/707:05:267
9402550,1sleep6942-21sshd10:31:216
315972540,0sleep50-21swapper/511:46:015
55062530,0sleep70-21swapper/712:25:197
150752510,0sleep40-21swapper/412:00:334
2310025025,8sleep60-21swapper/607:05:576
150482500,0sleep60-21swapper/610:20:406
296142480,1sleep09-21ksoftirqd/010:40:360
26342480,0sleep20-21swapper/212:32:512
254712480,1sleep225469-21grep10:30:532
2297224825,8sleep30-21swapper/307:04:103
144412480,0sleep70-21swapper/709:40:367
144412480,0sleep70-21swapper/709:40:367
131292480,0sleep40-21swapper/409:09:184
124152480,2sleep32338799cyclictest12:29:323
41322460,0sleep50-21swapper/512:19:255
245932460,0sleep50-21swapper/509:33:295
233222460,0sleep50-21swapper/510:17:265
2303624624,8sleep00-21swapper/007:05:030
232132450,0sleep40-21swapper/411:31:584
16322450,2sleep1231rcuc/111:24:501
89572440,0sleep30-21swapper/310:35:343
89572440,0sleep30-21swapper/310:35:343
88642440,0sleep00-21swapper/011:50:200
169512440,0sleep60-21swapper/611:31:366
45422430,0sleep20-21swapper/210:35:172
45422430,0sleep20-21swapper/210:35:172
275972430,0sleep70-21swapper/711:49:317
247532430,1sleep341-21ksoftirqd/312:05:053
165262430,1sleep7721ktimersoftd/710:28:267
92252420,0sleep30-21swapper/310:31:503
310932420,1sleep131090-21sshd09:54:561
198912420,0sleep10-21swapper/110:17:141
195972420,0sleep00-21swapper/010:45:490
28072410,0sleep70-21swapper/710:02:557
169652410,0sleep516964-21systemd-cgroups11:58:425
12922410,0sleep00-21swapper/010:06:320
12532410,0sleep50-21swapper/511:42:085
124312410,0sleep50-21swapper/510:28:165
274762400,0sleep50-21swapper/509:26:005
2300124027,9sleep40-21swapper/407:04:354
221302400,0sleep60-21swapper/612:24:226
163942400,0sleep30-21swapper/310:05:313
110442400,0sleep70-21swapper/710:26:097
10252400,0sleep00-21swapper/011:32:340
98022390,1sleep39800-21kill09:49:533
295312390,0sleep40-21swapper/412:05:224
2321023928,8sleep20-21swapper/207:07:302
2320723927,8sleep10-21swapper/107:07:291
304332380,0sleep10-21swapper/111:18:571
139952360,0sleep20-21swapper/211:58:312
229892280,0sleep00-21swapper/011:03:030
2338899248,4cyclictest49-21ksoftirqd/410:52:064
23388992411,3cyclictest49-21ksoftirqd/409:33:374
2338899237,2cyclictest49-21ksoftirqd/411:40:034
23388992210,3cyclictest49-21ksoftirqd/411:18:344
23388992210,1cyclictest49-21ksoftirqd/412:30:574
23388992210,1cyclictest49-21ksoftirqd/411:23:544
2338899221,2cyclictest49-21ksoftirqd/410:16:214
268152210,0sleep40-21swapper/410:44:164
2338899218,3cyclictest49-21ksoftirqd/412:13:524
2338899218,1cyclictest49-21ksoftirqd/412:20:224
2338899218,1cyclictest49-21ksoftirqd/409:51:504
2338899217,4cyclictest49-21ksoftirqd/410:23:154
2338899217,3cyclictest49-21ksoftirqd/411:53:374
2338899217,3cyclictest49-21ksoftirqd/411:45:504
2338899217,3cyclictest49-21ksoftirqd/409:47:224
2338899217,1cyclictest49-21ksoftirqd/412:08:224
2338899217,1cyclictest49-21ksoftirqd/409:38:424
2338899217,1cyclictest49-21ksoftirqd/409:38:424
23388992111,1cyclictest49-21ksoftirqd/410:57:474
2338899208,3cyclictest49-21ksoftirqd/411:13:464
2338899207,3cyclictest49-21ksoftirqd/409:29:394
2338899207,2cyclictest49-21ksoftirqd/411:37:284
2338899207,2cyclictest49-21ksoftirqd/411:37:284
2338899205,2cyclictest49-21ksoftirqd/410:09:384
2338899204,2cyclictest49-21ksoftirqd/410:38:514
23388992010,1cyclictest49-21ksoftirqd/411:04:094
2338899199,4cyclictest49-21ksoftirqd/411:01:194
2338899199,3cyclictest49-21ksoftirqd/410:01:134
2338899199,1cyclictest49-21ksoftirqd/409:27:374
2338899197,1cyclictest49-21ksoftirqd/411:50:554
2338899196,3cyclictest49-21ksoftirqd/411:10:584
2338899196,3cyclictest49-21ksoftirqd/409:21:084
2338899195,1cyclictest49-21ksoftirqd/409:56:494
2338899194,1cyclictest49-21ksoftirqd/410:07:494
23388991914,1cyclictest49-21ksoftirqd/409:17:344
23388991910,3cyclictest49-21ksoftirqd/410:29:254
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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