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2024-04-18 - 18:43
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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 rack0slot0.osadl.org (updated Thu Apr 18, 2024 12:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192432860,1sleep70-21swapper/710:10:497
161362800,1sleep116129-21sshd09:41:491
26732790,1sleep60-21swapper/609:11:416
201472750,1sleep3401rcuc/310:25:193
162692750,0sleep30-21swapper/311:29:393
30922730,0sleep30-21swapper/309:51:053
103632730,0sleep60-21swapper/610:42:146
98502720,1sleep39846-21sshd10:31:213
326562720,0sleep60-21swapper/612:18:236
226162720,1sleep4501ktimersoftd/411:51:444
182802720,1sleep61037-21runrttasks11:36:556
156752720,1sleep115674-21grepconf.sh11:33:071
12032720,0sleep00-21swapper/007:25:200
258892710,3sleep72478999cyclictest10:00:477
134682710,0sleep60-21swapper/610:46:066
132912710,0sleep30-21swapper/311:50:393
105032710,0sleep1221rcuc/109:55:281
70402700,0sleep60-21swapper/612:30:026
70402700,0sleep60-21swapper/612:30:016
3122700,0sleep40-21swapper/409:43:454
80292690,0sleep10-21swapper/110:49:141
172482690,0sleep70-21swapper/711:51:087
325292680,0sleep30-21swapper/310:12:213
265262680,1sleep00-21swapper/011:23:360
48872670,0sleep60-21swapper/611:31:526
312682650,4sleep12475299cyclictest11:24:081
5162630,1sleep22475999cyclictest10:41:052
2433926048,8sleep60-21swapper/607:07:406
216472600,4sleep02474799cyclictest12:31:320
216472600,4sleep02474799cyclictest12:31:310
291192580,1sleep30-21swapper/312:10:363
2436225747,6sleep10-21swapper/107:07:591
249522550,0sleep00-21swapper/010:00:400
2437025343,6sleep00-21swapper/007:08:060
2418124927,7sleep70-21swapper/707:05:417
2433424837,7sleep30-21swapper/307:07:363
2443924725,7sleep40-21swapper/407:08:584
2416824534,7sleep50-21swapper/507:05:315
2418523928,7sleep20-21swapper/207:05:442
198552360,11sleep280550irq/25-eno1-rx-09:20:432
198552360,11sleep280550irq/25-eno1-rx-09:20:432
280462330,1sleep30-21swapper/307:15:133
304412300,1sleep081ktimersoftd/010:40:470
2475999253,3cyclictest0-21swapper/211:28:082
39072230,0sleep10-21swapper/109:19:051
299412230,0sleep50-21swapper/511:05:545
299412230,0sleep50-21swapper/511:05:535
89452220,1sleep40-21swapper/410:20:254
292652220,1sleep70-21swapper/712:07:037
248382220,0sleep40-21swapper/411:55:384
224942220,1sleep50-21swapper/512:38:585
125732220,1sleep71037-21runrttasks11:21:587
108612220,1sleep3401rcuc/310:56:373
35832210,1sleep0121rcuc/010:30:370
313962210,0sleep60-21swapper/612:07:186
2475999210,2cyclictest26631-21grepconf.sh11:23:362
2475999210,2cyclictest0-21swapper/211:35:432
2475999210,2cyclictest0-21swapper/211:31:362
182632210,0sleep10-21swapper/111:29:541
24759992018,1cyclictest19718-21sshd11:40:362
19762200,1sleep5581rcuc/511:38:475
193192200,0sleep70-21swapper/710:46:477
164692200,1sleep7771ktimersoftd/711:15:177
164102200,1sleep50-21swapper/512:12:535
102472200,0sleep3411ktimersoftd/311:32:283
21712190,0sleep30-21swapper/310:01:473
208072190,0sleep51037-21runrttasks10:54:165
191062190,0sleep10-21swapper/111:47:491
161702190,0sleep60-21swapper/612:01:566
146272190,1sleep114626-21bash11:04:211
146272190,1sleep114626-21bash11:04:211
115112190,0sleep40-21swapper/411:14:494
99582180,1sleep40-21swapper/411:35:574
54352180,0sleep50-21swapper/512:29:525
54352180,0sleep50-21swapper/512:29:525
293282170,0sleep40-21swapper/409:57:394
287992170,0sleep20-21swapper/212:32:232
287992170,0sleep20-21swapper/212:32:222
262602170,1sleep5581rcuc/511:45:055
2476499170,15cyclictest0-21swapper/311:16:273
2475999174,12cyclictest0-21swapper/207:35:182
2475999170,16cyclictest0-21swapper/212:00:142
24747991711,2cyclictest29480-21munin-run07:20:000
120572170,0sleep00-21swapper/011:47:000
108802170,0sleep10-21swapper/110:35:111
101032170,1sleep70-21swapper/709:59:117
72792160,0sleep70-21swapper/711:46:267
2475999162,13cyclictest0-21swapper/210:26:122
239742160,0sleep00-21swapper/011:05:170
239742160,0sleep00-21swapper/011:05:160
266482150,1sleep2321ktimersoftd/212:39:282
257812150,1sleep51037-21runrttasks12:24:555
257812150,1sleep51037-21runrttasks12:24:555
24789991513,1cyclictest771ktimersoftd/711:14:447
24769991511,2cyclictest28176-21systemd-cgroups09:35:584
24769991511,2cyclictest14169-21sshd10:17:304
24769991511,2cyclictest0-21swapper/412:29:384
24769991511,2cyclictest0-21swapper/412:29:374
2474799151,12cyclictest26213-21sshd09:35:440
2474799150,13cyclictest0-21swapper/012:10:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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