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2025-11-13 - 15:53
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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 rack5slot0.osadl.org (updated Thu Nov 13, 2025 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
882721450,1sleep00-21swapper/011:40:430
3265121440,0sleep132650-21sshd09:13:031
936821370,1sleep29363-21rm10:51:592
1473121270,1sleep30-21swapper/310:49:233
524221260,0sleep00-21swapper/009:33:260
2010621150,2sleep30-21swapper/311:51:413
1196929533,43sleep10-21swapper/107:09:481
153642930,4sleep21224899cyclictest09:30:552
131072930,3sleep20-21swapper/211:34:472
125222920,1sleep11224799cyclictest12:00:401
227762910,1sleep00-21swapper/010:59:540
85662880,2sleep31848-21nfsd09:26:563
249982880,2sleep324994-21bash11:13:093
235742870,2sleep30-21swapper/310:27:233
231812860,3sleep20-21swapper/211:16:132
218242860,3sleep30-21swapper/309:18:263
167412850,1sleep10-21swapper/110:55:591
157752850,3sleep30-21swapper/310:55:533
245532840,1sleep024555-21id09:41:470
92022830,2sleep39203-21sshd09:40:183
245882830,2sleep124576-21sshd10:30:421
116932830,1sleep30-21swapper/312:20:173
181512820,2sleep218147-21sshd10:07:142
101012820,2sleep30-21swapper/310:42:263
326852810,1sleep20-21swapper/211:46:182
263152810,1sleep31848-21nfsd11:29:433
129022810,2sleep20-21swapper/211:50:552
1173428132,45sleep30-21swapper/307:06:493
89202760,0sleep00-21swapper/010:42:190
62652760,0sleep00-21swapper/010:28:570
170442760,3sleep20-21swapper/209:14:442
173282750,1sleep017322-21sshd09:17:550
8992740,2sleep2872-21sshd12:25:262
33202740,3sleep31224999cyclictest10:15:373
30702730,0sleep00-21swapper/009:23:040
23362730,2sleep22326-21sshd11:20:372
119562730,1sleep211955-21bash11:28:182
45972710,4sleep31224999cyclictest12:16:303
26782700,2sleep10-21swapper/112:38:231
309542680,3sleep31224999cyclictest11:56:013
23042680,0sleep11846-21nfsd09:19:481
179882680,1sleep10-21swapper/112:07:541
305882660,1sleep20-21swapper/210:31:192
123862600,0sleep00-21swapper/011:25:030
1172225735,19sleep00-21swapper/007:06:420
117042546,11sleep20-21swapper/207:06:282
5522480,1sleep10-21swapper/112:28:371
12246994133,6cyclictest0-21swapper/011:59:370
12249993732,4cyclictest26908-21sshd12:12:023
12247993733,2cyclictest0-21swapper/112:12:021
113432370,35sleep2135650irq/27-eth012:00:342
218522350,2sleep30-21swapper/309:21:433
103322350,0sleep310331-21bash09:10:403
13812330,2sleep31848-21nfsd12:31:483
1224699329,9cyclictest0-21swapper/012:32:340
30032300,3sleep20-21swapper/209:16:242
12246993012,5cyclictest0-21swapper/011:17:390
12246993011,5cyclictest3-21ksoftirqd/012:16:560
35012290,0sleep00-21swapper/010:15:380
303382290,2sleep10-21swapper/109:58:361
163772290,26sleep2135650irq/27-eth010:13:412
1224899290,19cyclictest33-21ksoftirqd/211:44:472
126152280,2sleep30-21swapper/311:47:353
12247992722,3cyclictest29829-21munin-run09:00:001
52262260,23sleep2135650irq/27-eth011:14:282
237862260,3sleep323783-21sshd11:22:503
175682260,2sleep217565-21bash12:20:492
282892250,1sleep00-21swapper/007:45:120
12248992514,8cyclictest5229-21sshd11:37:092
320992240,0sleep041ktimersoftd/011:49:360
86682230,1sleep00-21swapper/010:02:590
44262231,20sleep2135650irq/27-eth008:01:132
12249992320,2cyclictest29828-21perf09:00:003
1224899239,6cyclictest36-21rcuop/211:05:092
188722221,19sleep1135650irq/27-eth011:12:311
156172220,2sleep115604-21sshd10:20:131
138342220,2sleep30-21swapper/309:56:573
12248992214,3cyclictest1847-21nfsd12:19:302
12248992212,5cyclictest28559-21sshd11:03:462
1224699221,12cyclictest0-21swapper/011:35:430
12246992211,10cyclictest15125-21sshd11:12:080
91932210,1sleep09194-21bash09:53:180
307472210,2sleep22405-21runrttasks10:18:282
302922210,2sleep10-21swapper/109:22:331
288532210,2sleep00-21swapper/012:09:010
12248992111,4cyclictest10059-21sshd12:07:042
1224899210,19cyclictest33-21ksoftirqd/211:59:082
12246992112,4cyclictest3-21ksoftirqd/011:08:080
1224699211,15cyclictest0-21swapper/011:30:530
12246992110,5cyclictest3-21ksoftirqd/011:01:060
245972200,0sleep224598-21sshd10:20:572
12248992013,6cyclictest29677-21sshd12:12:182
12246992011,3cyclictest0-21swapper/012:11:150
1224699201,11cyclictest0-21swapper/012:24:570
1224699200,2cyclictest0-21swapper/011:50:380
96752190,1sleep19674-21bash09:50:021
311712190,16sleep226950irq/26-ahci[00009:39:182
12248991914,1cyclictest9119-21sshd12:39:042
1224899191,2cyclictest0-21swapper/207:42:372
12248991910,7cyclictest27919-21sshd12:31:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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