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2025-11-18 - 18:47
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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 Tue Nov 18, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
196902720,0sleep40-21swapper/411:07:534
221622650,0sleep00-21swapper/011:55:060
3063025341,8sleep70-21swapper/706:52:517
95372470,0sleep50-21swapper/511:57:515
63032460,1sleep16304-21grepconf.sh10:03:021
3074224634,9sleep40-21swapper/406:54:164
2991024625,5sleep30-21swapper/306:49:503
3049124332,8sleep20-21swapper/206:50:542
267402430,0sleep60-21swapper/610:06:046
3056524230,8sleep00-21swapper/006:51:560
276842420,0sleep60-21swapper/611:55:526
52912410,0sleep20-21swapper/210:12:322
94172400,0sleep60-21swapper/608:55:166
3064224028,9sleep10-21swapper/106:53:011
3062024027,9sleep60-21swapper/606:52:426
3049424027,9sleep50-21swapper/506:50:575
295362400,0sleep10-21swapper/109:37:561
252782400,0sleep10-21swapper/111:59:471
9062390,0sleep70-21swapper/710:21:187
233902390,0sleep40-21swapper/410:49:024
157972390,0sleep30-21swapper/310:47:413
306242380,0sleep70-21swapper/711:52:007
46532370,0sleep00-21swapper/009:29:300
30905992110,3cyclictest49-21ksoftirqd/410:26:454
3090799208,4cyclictest57-21ksoftirqd/512:00:495
30907992017,3cyclictest57-21ksoftirqd/510:26:365
30907992015,3cyclictest57-21ksoftirqd/509:32:335
72832190,0sleep10-21swapper/111:24:471
30907991914,3cyclictest57-21ksoftirqd/511:26:095
3089099196,1cyclictest9-21ksoftirqd/010:40:140
3091599182,5cyclictest16363-21bash09:59:456
30907991813,3cyclictest57-21ksoftirqd/510:46:105
3090599183,3cyclictest49-21ksoftirqd/409:44:444
3091599173,6cyclictest1233-21sshd10:50:306
3091599172,5cyclictest711-21dbus-daemon11:44:336
3091599171,6cyclictest711-21dbus-daemon09:51:036
3090799176,3cyclictest57-21ksoftirqd/509:04:445
3090799174,2cyclictest57-21ksoftirqd/509:36:085
30907991715,0cyclictest57-21ksoftirqd/510:55:545
30907991715,0cyclictest57-21ksoftirqd/507:39:305
30907991714,3cyclictest57-21ksoftirqd/512:14:245
30907991713,3cyclictest57-21ksoftirqd/511:23:005
30907991713,3cyclictest57-21ksoftirqd/511:23:005
30907991712,3cyclictest57-21ksoftirqd/511:31:365
3089199171,15cyclictest16052-21sshd10:09:261
3091599163,1cyclictest0-21swapper/609:31:376
3091599162,6cyclictest22305-21sshd11:27:026
3091599162,5cyclictest6497-21grep09:04:536
3091599162,5cyclictest14799-21bash09:40:186
3091599162,5cyclictest14799-21bash09:40:186
3091599161,5cyclictest1-21systemd09:28:096
3090799165,1cyclictest57-21ksoftirqd/509:14:305
30907991615,0cyclictest23410-21kworker/5:207:24:545
30907991614,1cyclictest57-21ksoftirqd/510:29:315
30907991612,4cyclictest57-21ksoftirqd/508:02:525
30907991612,2cyclictest57-21ksoftirqd/510:43:195
30907991612,1cyclictest57-21ksoftirqd/511:09:465
3090799160,1cyclictest0-21swapper/512:15:125
30905991614,1cyclictest49-21ksoftirqd/410:59:494
3089199160,15cyclictest10674-21sshd11:49:171
30890991614,1cyclictest9-21ksoftirqd/010:09:300
3091599152,7cyclictest20944-21systemd-cgroups10:58:346
3091599151,5cyclictest22290-21sshd11:50:506
3091599151,5cyclictest19219-21sshd09:12:026
3090799155,3cyclictest57-21ksoftirqd/511:37:535
3090799154,3cyclictest57-21ksoftirqd/511:45:545
3090799153,3cyclictest57-21ksoftirqd/508:55:345
30907991513,1cyclictest57-21ksoftirqd/512:04:475
30907991513,1cyclictest57-21ksoftirqd/509:04:305
30907991512,1cyclictest57-21ksoftirqd/510:19:385
3090799151,1cyclictest121rcu_preempt12:22:075
3090799151,1cyclictest121rcu_preempt12:22:075
30905991513,1cyclictest49-21ksoftirqd/411:54:294
30905991511,1cyclictest49-21ksoftirqd/411:56:494
30905991511,1cyclictest49-21ksoftirqd/410:00:324
30905991510,3cyclictest49-21ksoftirqd/409:24:164
3090599150,2cyclictest131rcu_sched12:24:114
3090599150,2cyclictest131rcu_sched12:24:114
3090599150,14cyclictest29520-21kworker/4:109:26:084
30890991513,1cyclictest9-21ksoftirqd/011:14:300
30890991512,3cyclictest9-21ksoftirqd/009:07:180
3089099150,2cyclictest131rcu_sched09:51:110
3089099150,1cyclictest20027-21awk12:19:300
3089099150,0cyclictest121rcu_preempt12:19:570
3089099150,0cyclictest121rcu_preempt12:19:570
203032150,0sleep60-21swapper/611:12:436
7702140,0sleep30-21swapper/310:35:563
3091599142,6cyclictest711-21dbus-daemon10:10:596
3091599142,4cyclictest13692-21bash09:44:506
3091599142,11cyclictest10123-21sshd11:20:216
3091599142,11cyclictest10123-21sshd11:20:216
3091599141,6cyclictest0-21swapper/610:44:006
3091599141,5cyclictest850-21sshd10:35:576
3091599141,5cyclictest7975-21grep12:21:556
3091599141,5cyclictest7975-21grep12:21:556
3091599141,5cyclictest31053-21sshd10:20:596
3091599141,5cyclictest2332-21sshd09:24:216
3091599141,5cyclictest20875-21sshd10:29:226
3090799147,4cyclictest57-21ksoftirqd/510:17:405
3090799144,3cyclictest57-21ksoftirqd/510:36:265
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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