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2026-08-02 - 19:33
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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 Sun Aug 02, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
108582770,1sleep210853-21sshd10:15:412
197172730,0sleep40-21swapper/409:14:564
2988125725,18sleep00-21swapper/007:01:360
202152510,1sleep71843-21nfsd11:21:057
260862500,0sleep60-21swapper/611:28:336
3034424926,8sleep60-21swapper/607:05:596
3031724926,8sleep10-21swapper/107:05:381
81982480,0sleep60-21swapper/611:58:136
41882480,1sleep64099-21sshd09:35:406
201942480,0sleep40-21swapper/410:03:334
178082460,1sleep117790-21bash12:33:001
175162460,2sleep13049899cyclictest10:26:451
68212450,1sleep16818-21grepconf.sh10:10:031
30232450,0sleep20-21swapper/209:35:362
227782450,0sleep20-21swapper/207:46:302
205752450,0sleep30-21swapper/309:54:353
19032450,1sleep71904-21grepconf.sh11:21:457
164892450,1sleep016491-21sshd12:29:220
245502440,0sleep6631rcuc/611:42:516
235392440,0sleep30-21swapper/310:43:213
68632430,2sleep33051399cyclictest10:40:413
59202430,0sleep40-21swapper/411:34:404
267712430,0sleep60-21swapper/609:13:306
221222430,0sleep50-21swapper/510:00:065
201832430,0sleep020167-21sshd09:20:200
192902430,0sleep7711rcuc/709:18:277
221532420,0sleep00-21swapper/010:52:150
218232420,0sleep20-21swapper/209:56:262
10262420,0sleep5551rcuc/509:31:475
3015324130,8sleep70-21swapper/707:03:287
3014224127,10sleep50-21swapper/507:03:185
3007324129,9sleep40-21swapper/407:02:204
272752410,0sleep40-21swapper/410:59:484
140472410,0sleep60-21swapper/611:49:326
107072410,0sleep00-21swapper/011:18:420
92802400,0sleep50-21swapper/511:52:515
3026424028,9sleep20-21swapper/207:04:512
2906924026,9sleep30-21swapper/307:01:313
261072400,1sleep026108-21bash10:25:320
163892400,0sleep00-21swapper/010:35:490
303782390,0sleep50-21swapper/512:08:295
268602390,1sleep426859-21grepconf.sh10:12:544
8902380,0sleep50-21swapper/509:12:005
262922380,0sleep00-21swapper/009:53:040
26252380,0sleep10-21swapper/109:06:121
259372370,0sleep30-21swapper/309:09:503
121182370,0sleep30-21swapper/309:12:383
307822360,0sleep00-21swapper/011:00:000
124722360,2sleep13049899cyclictest11:31:241
3054199226,3cyclictest65-21ksoftirqd/612:24:176
3054199218,1cyclictest65-21ksoftirqd/610:54:386
30533992115,6cyclictest57-21ksoftirqd/511:46:355
224252210,0sleep722423-21systemd-cgroups10:19:547
3053399209,3cyclictest57-21ksoftirqd/511:07:415
30533992015,3cyclictest57-21ksoftirqd/512:27:535
3052599203,2cyclictest721-21dbus-daemon11:08:224
3054199196,3cyclictest65-21ksoftirqd/611:33:126
30541991914,4cyclictest65-21ksoftirqd/610:14:426
30541991913,5cyclictest65-21ksoftirqd/610:10:316
30533991916,2cyclictest57-21ksoftirqd/511:30:115
30533991916,2cyclictest57-21ksoftirqd/510:08:335
30533991916,1cyclictest57-21ksoftirqd/511:00:255
3052599190,3cyclictest31004-21sshd11:19:514
3052599190,2cyclictest721-21dbus-daemon09:33:054
3052599190,1cyclictest0-21swapper/409:37:214
3054199185,2cyclictest65-21ksoftirqd/612:34:026
30541991812,3cyclictest65-21ksoftirqd/609:06:126
30533991816,1cyclictest57-21ksoftirqd/512:17:305
30533991816,1cyclictest57-21ksoftirqd/509:19:315
30533991812,5cyclictest57-21ksoftirqd/511:40:115
3053399180,17cyclictest16078-21kworker/5:412:25:285
3052599181,2cyclictest29576-21sshd09:29:524
3052599181,2cyclictest13718-21sshd11:15:184
3052599181,1cyclictest0-21swapper/411:38:584
3052599181,1cyclictest0-21swapper/410:55:574
3052599181,1cyclictest0-21swapper/409:59:154
3052599181,0cyclictest0-21swapper/412:32:374
3052599181,0cyclictest0-21swapper/411:05:374
3052599180,5cyclictest23677-21rm09:45:474
3052599180,4cyclictest25727-21bash11:42:554
3054199173,1cyclictest65-21ksoftirqd/609:20:016
3054199172,3cyclictest65-21ksoftirqd/610:42:246
30541991715,1cyclictest65-21ksoftirqd/609:43:456
30541991713,3cyclictest65-21ksoftirqd/610:35:206
30541991712,4cyclictest65-21ksoftirqd/612:11:366
30541991712,1cyclictest65-21ksoftirqd/609:23:226
30541991710,4cyclictest65-21ksoftirqd/610:18:446
3054199171,1cyclictest131rcu_sched11:05:456
3054199170,16cyclictest20283-21kworker/6:011:21:586
30533991716,1cyclictest57-21ksoftirqd/510:55:415
30533991716,1cyclictest57-21ksoftirqd/509:09:085
30533991715,1cyclictest57-21ksoftirqd/511:59:105
30533991714,1cyclictest57-21ksoftirqd/511:32:435
30533991713,3cyclictest57-21ksoftirqd/510:12:055
30533991713,3cyclictest57-21ksoftirqd/509:49:165
30533991713,1cyclictest57-21ksoftirqd/512:31:375
30533991713,1cyclictest57-21ksoftirqd/511:01:165
3052599172,1cyclictest24633-21id12:02:444
30525991712,3cyclictest49-21ksoftirqd/412:12:234
3052599171,2cyclictest0-21swapper/411:22:304
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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