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2026-06-11 - 15:09
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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 Jun 11, 2026 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
920121270,0sleep39202-21sshd12:04:033
776921070,2sleep20-21swapper/211:02:252
1927421060,2sleep20-21swapper/209:40:512
30999210533,44sleep10-21swapper/107:07:541
2078121010,3sleep10-21swapper/111:46:091
188122940,2sleep318790-21munin-run11:49:593
98682870,2sleep29859-21sshd10:59:052
98682870,2sleep29859-21sshd10:59:052
127952870,5sleep23142899cyclictest10:44:192
119582870,0sleep00-21swapper/012:11:200
287572860,3sleep33143299cyclictest11:08:083
82522840,2sleep20-21swapper/210:08:402
73572840,2sleep30-21swapper/309:39:443
284322840,2sleep128427-21sshd11:40:081
117022840,2sleep20-21swapper/212:15:152
3087428234,44sleep30-21swapper/307:06:183
236182820,1sleep323616-21sshd10:20:383
204692820,6sleep10-21swapper/110:31:031
49322810,0sleep00-21swapper/010:18:470
285972810,1sleep30-21swapper/310:14:223
94992800,0sleep00-21swapper/009:36:250
37362790,1sleep20-21swapper/210:22:032
6112760,1sleep1612-21bash10:50:431
259452760,0sleep00-21swapper/011:46:440
213162760,2sleep22023-21nfsd09:10:012
138772760,1sleep00-21swapper/011:41:590
319622750,2sleep10-21swapper/112:13:501
301352750,2sleep10-21swapper/109:52:561
134092740,2sleep20-21swapper/209:36:512
22782730,2sleep12263-21sshd10:39:371
196102680,1sleep20-21swapper/212:01:122
230072640,4sleep13142299cyclictest11:07:301
283532620,3sleep33143299cyclictest09:41:523
3086625733,20sleep20-21swapper/207:06:142
3095725633,11sleep00-21swapper/007:07:190
67632500,3sleep30-21swapper/311:27:193
51052400,0sleep35106-21sshd09:11:383
195042310,2sleep119501-21bash09:13:121
153012300,3sleep30-21swapper/311:31:403
105432300,1sleep210539-21sshd11:41:372
16012280,26sleep1144650irq/27-eth009:42:311
115262270,4sleep20-21swapper/211:31:152
212152260,2sleep30-21swapper/311:21:303
281282250,0sleep30-21swapper/312:31:523
66852240,22sleep1144650irq/27-eth011:30:431
57422240,4sleep23142899cyclictest10:33:002
247462230,21sleep3144650irq/27-eth009:48:263
231012230,20sleep3144650irq/27-eth011:04:083
56612210,4sleep13142299cyclictest10:08:221
3141899212,5cyclictest0-21swapper/009:57:060
3141899211,19cyclictest0-21swapper/011:22:000
310772210,2sleep131076-21bash10:21:301
191372210,2sleep20-21swapper/209:47:492
45292200,0sleep041ktimersoftd/009:42:490
3142299200,9cyclictest0-21swapper/111:15:001
3141899209,10cyclictest0-21swapper/010:44:430
3141899209,10cyclictest0-21swapper/009:48:330
3141899202,3cyclictest0-21swapper/010:20:120
3141899201,4cyclictest0-21swapper/010:55:370
3141899201,4cyclictest0-21swapper/010:55:370
3141899200,2cyclictest0-21swapper/009:17:450
79072190,3sleep30-21swapper/310:47:403
31432991917,1cyclictest0-21swapper/307:24:593
3142899193,6cyclictest18597-21sshd12:37:512
3142299197,4cyclictest18155-21bash12:20:011
3142299190,3cyclictest0-21swapper/109:30:551
3141899199,9cyclictest0-21swapper/011:52:520
3141899199,9cyclictest0-21swapper/009:51:210
3141899198,3cyclictest28928-21diskstats08:15:120
3141899194,4cyclictest0-21swapper/009:10:160
3141899193,8cyclictest2464-21sshd09:25:170
3141899192,16cyclictest0-21swapper/012:02:170
3141899192,15cyclictest0-21swapper/010:39:160
3141899192,11cyclictest0-21swapper/012:15:180
3141899192,10cyclictest0-21swapper/011:05:460
3141899191,8cyclictest14645-21sshd10:09:220
3141899191,7cyclictest0-21swapper/010:32:120
3141899191,4cyclictest0-21swapper/011:14:250
31418991914,3cyclictest6704-21sshd10:01:340
3141899191,3cyclictest2150-21id11:55:530
3141899191,3cyclictest0-21swapper/009:30:400
3141899191,16cyclictest0-21swapper/008:50:130
3141899191,14cyclictest21738-21sshd11:18:100
3141899191,11cyclictest0-21swapper/010:27:180
199302190,2sleep10-21swapper/112:01:151
174552190,2sleep30-21swapper/311:17:423
144862190,3sleep20-21swapper/211:49:262
44642180,4sleep10-21swapper/111:37:271
3142899184,13cyclictest2024-21nfsd10:39:302
3142899183,13cyclictest1209-21sshd10:50:472
3142299188,4cyclictest27499-21sshd10:45:581
3142299184,2cyclictest144650irq/27-eth009:29:091
3142299180,8cyclictest0-21swapper/110:29:091
3141899189,4cyclictest0-21swapper/011:26:430
3141899186,4cyclictest0-21swapper/011:00:160
3141899182,4cyclictest30660-21sshd12:09:590
3141899181,1cyclictest0-21swapper/009:24:410
3141899181,16cyclictest0-21swapper/011:36:390
3141899180,3cyclictest0-21swapper/008:11:540
3141899180,10cyclictest0-21swapper/008:00:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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