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2026-08-06 - 13:44
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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 Thu Aug 06, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182472820,2sleep41044499cyclictest10:55:064
169182780,2sleep71045499cyclictest10:13:287
317332530,1sleep131726-21sshd11:42:441
220242510,1sleep021973-21sshd10:57:020
202182510,0sleep50-21swapper/512:09:155
1015825125,9sleep40-21swapper/407:03:554
111832500,1sleep6641ktimersoftd/609:24:256
34562490,1sleep53426-21bash11:41:125
264572490,1sleep21-21systemd11:08:092
230952490,0sleep00-21swapper/009:23:150
1022824925,8sleep70-21swapper/707:04:547
71582480,0sleep40-21swapper/412:15:474
36412480,0sleep30-21swapper/309:09:333
271302480,1sleep61-21systemd11:02:456
182042480,1sleep418203-21sshd09:44:424
273782470,0sleep40-21swapper/410:10:294
174182470,1sleep6631rcuc/611:14:546
1000624722,8sleep50-21swapper/507:01:485
91182460,2sleep51044599cyclictest11:21:345
185512460,0sleep40-21swapper/412:01:534
155432460,0sleep30-21swapper/310:40:313
305292450,0sleep40-21swapper/410:46:414
258182450,1sleep225793-21bash12:20:262
258182450,1sleep225793-21bash12:20:262
245762450,1sleep424578-21bash12:25:484
220772440,0sleep00-21swapper/009:16:020
138732440,0sleep70-21swapper/710:07:517
96392430,0sleep40-21swapper/409:47:464
43192430,1sleep24316-21sshd11:43:012
290332430,0sleep40-21swapper/410:23:104
260992430,1sleep425982-21sshd11:46:084
75632420,0sleep20-21swapper/211:34:122
67212420,0sleep36720-21systemd10:11:083
260712420,1sleep226038-21sshd09:41:272
228332420,0sleep30-21swapper/309:16:053
140502420,0sleep10-21swapper/110:35:001
71222410,1sleep77123-21grep10:25:377
306982410,0sleep00-21swapper/009:29:080
114432410,1sleep711442-21grepconf.sh10:31:147
1021824119,8sleep60-21swapper/607:04:456
1020224129,9sleep30-21swapper/307:04:343
1017324130,8sleep10-21swapper/107:04:081
303702400,0sleep20-21swapper/209:52:332
297302400,2sleep21044299cyclictest10:30:292
1017224027,9sleep00-21swapper/007:04:070
66932390,0sleep36692-21sshd10:43:353
66932390,0sleep36692-21sshd10:43:353
321442390,0sleep60-21swapper/612:09:566
304722390,0sleep730471-21sshd10:26:507
1016523827,8sleep20-21swapper/207:04:012
319712360,0sleep60-21swapper/611:53:396
100592360,0sleep00-21swapper/010:54:380
157692340,2sleep31044399cyclictest11:23:483
101892340,1sleep610120-21sd-pam10:58:126
118512320,1sleep11-21systemd09:40:461
286582310,0sleep70-21swapper/709:18:107
210412290,0sleep30-21swapper/310:58:493
5832250,0sleep50-21swapper/510:01:415
1045099207,4cyclictest65-21ksoftirqd/609:10:326
10450992014,4cyclictest65-21ksoftirqd/610:53:436
1045099196,5cyclictest65-21ksoftirqd/612:19:406
1045099196,5cyclictest65-21ksoftirqd/612:19:406
10450991915,3cyclictest65-21ksoftirqd/609:33:486
10450991911,4cyclictest65-21ksoftirqd/610:02:166
10450991910,1cyclictest65-21ksoftirqd/611:10:436
1045099191,1cyclictest65-21ksoftirqd/611:40:126
198702180,0sleep219829-21sshd11:38:292
1045099187,1cyclictest65-21ksoftirqd/612:22:226
1045099184,1cyclictest65-21ksoftirqd/610:00:036
10450991816,1cyclictest65-21ksoftirqd/611:25:456
10450991814,3cyclictest65-21ksoftirqd/610:41:416
10450991814,3cyclictest65-21ksoftirqd/610:41:416
10450991814,3cyclictest65-21ksoftirqd/610:17:036
1044199185,2cyclictest25-21ksoftirqd/112:12:301
10441991816,1cyclictest25-21ksoftirqd/109:47:041
1044199181,2cyclictest25-21ksoftirqd/112:01:431
1044199180,3cyclictest131rcu_sched11:22:051
1045099174,3cyclictest65-21ksoftirqd/611:48:556
1045099174,2cyclictest65-21ksoftirqd/610:10:046
10450991715,2cyclictest65-21ksoftirqd/611:56:056
10450991715,1cyclictest85150irq/25-em1-rx-011:41:336
10450991715,1cyclictest65-21ksoftirqd/612:28:266
10450991715,1cyclictest65-21ksoftirqd/609:42:596
10450991715,1cyclictest65-21ksoftirqd/609:12:296
10450991711,3cyclictest65-21ksoftirqd/609:46:036
10441991715,1cyclictest25-21ksoftirqd/111:26:171
10441991715,1cyclictest25-21ksoftirqd/111:19:261
10441991715,1cyclictest25-21ksoftirqd/110:46:511
10441991715,1cyclictest25-21ksoftirqd/110:05:481
10441991715,1cyclictest25-21ksoftirqd/109:51:191
10441991715,1cyclictest25-21ksoftirqd/109:44:111
10441991715,1cyclictest25-21ksoftirqd/109:10:541
10441991714,2cyclictest25-21ksoftirqd/109:15:051
10441991714,1cyclictest464-21systemd-journal11:52:321
10441991713,3cyclictest25-21ksoftirqd/110:06:421
10441991713,1cyclictest25-21ksoftirqd/111:40:321
10441991711,4cyclictest25-21ksoftirqd/111:06:581
10441991711,3cyclictest25-21ksoftirqd/112:06:301
10440991710,6cyclictest21864-21id09:57:280
134172160,0sleep00-21swapper/009:39:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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