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2026-04-11 - 18:28
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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 50 highest latencies:
System rackaslot0.osadl.org (updated Sat Apr 11, 2026 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181822940,0sleep10-21swapper/112:19:071
2662426428,30sleep10-21swapper/107:09:511
221812630,2sleep02692099cyclictest09:43:260
2651026125,8sleep20-21swapper/207:09:152
92152580,0sleep19204-21sshd10:31:181
302472580,1sleep11734-21runrttasks11:54:111
283362580,0sleep30-21swapper/311:39:363
162392580,0sleep20-21swapper/211:32:412
38522570,0sleep23850-21bash12:17:482
260902560,0sleep30-21swapper/310:21:153
313552550,1sleep131331-21sshd10:36:111
298652550,1sleep229854-21sshd10:44:492
223542550,1sleep30-21swapper/310:29:403
67512540,1sleep20-21swapper/209:53:362
67512540,1sleep20-21swapper/209:53:362
261122540,0sleep126109-21bash11:59:361
9152530,1sleep0901-21sshd11:51:310
320612530,0sleep00-21swapper/011:05:150
248562530,1sleep10-21swapper/109:40:421
228432530,1sleep122826-21sshd11:39:051
197832520,0sleep019778-21sshd11:38:490
190712520,1sleep219057-21sshd11:35:452
186682520,0sleep00-21swapper/009:14:210
41992510,0sleep20-21swapper/211:02:442
174622510,1sleep00-21swapper/010:29:130
2653925026,9sleep30-21swapper/307:09:243
2607825027,19sleep00-21swapper/007:07:050
228402500,0sleep00-21swapper/011:27:310
172722500,1sleep017261-21sshd12:19:030
49612490,0sleep10-21swapper/111:49:021
36192490,0sleep13623-21id10:19:201
304202490,0sleep21734-21runrttasks10:33:162
106572490,0sleep31618-21diskmemload12:18:263
64392480,0sleep20-21swapper/211:52:002
175602480,1sleep217558-21sshd12:04:382
171092480,0sleep10-21swapper/112:10:181
16752480,0sleep31618-21diskmemload10:04:443
183032470,1sleep21618-21diskmemload11:58:532
324712460,0sleep31734-21runrttasks11:08:113
287352460,0sleep30-21swapper/309:35:203
264382460,1sleep226416-21sshd11:42:142
116022460,0sleep00-21swapper/010:51:480
268772450,0sleep30-21swapper/310:59:023
256282400,0sleep325627-21bash10:09:453
172432310,0sleep317242-21bash10:52:193
2692099224,6cyclictest1596-21sshd09:52:000
2692099224,6cyclictest1596-21sshd09:52:000
26925992120,1cyclictest0-21swapper/212:26:012
86782200,1sleep20-21swapper/209:42:112
318522200,1sleep20-21swapper/211:22:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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