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2025-11-16 - 16:50
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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 Sun Nov 16, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1681321740,4sleep1428799cyclictest10:27:361
1486321560,1sleep0428699cyclictest11:26:390
1486321560,1sleep0428699cyclictest11:26:390
738021450,2sleep17365-21sshd09:30:481
911221400,1sleep0428699cyclictest11:22:540
2555521400,1sleep30-21swapper/312:34:083
187421320,2sleep20-21swapper/211:05:442
1716121310,2sleep0428699cyclictest09:41:490
73421270,1sleep1428799cyclictest11:51:091
2843021260,4sleep3428999cyclictest12:02:443
2795621240,1sleep10-21swapper/111:24:481
1908821240,1sleep0428699cyclictest10:54:200
1082221240,2sleep2428899cyclictest09:37:512
469721220,1sleep31848-21nfsd10:46:143
2729421220,3sleep3428999cyclictest10:22:053
1069221210,2sleep30-21swapper/310:33:313
182821200,2sleep20-21swapper/211:38:342
1893521190,1sleep2428899cyclictest12:22:002
40721140,1sleep2428899cyclictest11:57:232
2012021120,1sleep220117-21sshd12:04:572
976021100,1sleep2428899cyclictest10:20:202
555621040,1sleep10-21swapper/111:48:321
2979521030,1sleep20-21swapper/210:15:422
3582990,2sleep30-21swapper/311:12:113
169662950,4sleep3428999cyclictest09:41:483
67942940,5sleep10-21swapper/112:06:321
393929434,39sleep30-21swapper/307:09:103
303652940,0sleep00-21swapper/009:10:200
214812930,4sleep20-21swapper/212:25:082
31322920,2sleep3428999cyclictest09:10:473
258012920,1sleep3428999cyclictest11:50:233
98242890,2sleep10-21swapper/111:58:131
247352870,1sleep024729-21bash12:13:570
311642860,3sleep10-21swapper/110:05:551
25142860,3sleep0428699cyclictest11:12:240
224272860,3sleep21848-21nfsd11:14:312
77432850,2sleep17722-21sshd10:10:161
160972850,3sleep2428899cyclictest10:01:032
284012840,2sleep328396-21sshd11:28:023
284012840,2sleep328396-21sshd11:28:023
273252830,3sleep127320-21sshd12:02:391
215632830,2sleep021560-21bash09:45:260
149382830,2sleep30-21swapper/310:00:573
370028234,44sleep10-21swapper/107:06:071
293242800,2sleep129323-21sshd09:49:311
116232800,4sleep1428799cyclictest11:42:461
292562790,2sleep229254-21sshd11:44:412
203172780,3sleep30-21swapper/309:45:213
115072780,2sleep311498-21sshd10:43:403
193362770,1sleep019331-21sshd12:22:020
159492770,3sleep10-21swapper/109:12:081
188232760,1sleep041ktimersoftd/011:30:190
134872750,2sleep20-21swapper/208:40:162
172442740,2sleep20-21swapper/210:40:562
231362730,2sleep0428699cyclictest12:30:560
169552730,1sleep10-21swapper/109:54:481
281372720,2sleep30-21swapper/310:15:323
48172710,2sleep20-21swapper/210:26:212
318022710,2sleep10-21swapper/110:32:211
270002700,2sleep0428699cyclictest11:50:280
108272700,2sleep310817-21sshd10:36:443
78792660,1sleep07875-21sshd09:24:250
84512640,0sleep18452-21sshd12:29:451
75272620,1sleep10-21swapper/110:03:301
164482610,2sleep30-21swapper/312:39:043
384726037,11sleep00-21swapper/007:07:590
193532560,1sleep20-21swapper/210:57:432
394325136,11sleep20-21swapper/207:09:132
202432490,1sleep0428699cyclictest09:38:560
118532440,0sleep211855-21id12:38:402
327492430,0sleep132742-21cp12:17:301
4288994017,18cyclictest33-21ksoftirqd/212:30:232
428899399,9cyclictest26950irq/26-ahci[00011:29:552
428899399,9cyclictest26950irq/26-ahci[00011:29:552
4288993725,8cyclictest28125-21sshd11:53:552
4288993629,5cyclictest13220-21sshd11:49:182
4288993529,4cyclictest19180-21sshd11:17:252
4288993522,6cyclictest27281-21sshd10:35:142
7622340,4sleep20-21swapper/209:46:372
4288993424,6cyclictest23785-21bash10:48:112
4288993329,2cyclictest1848-21nfsd12:05:212
4288993328,3cyclictest1848-21nfsd11:01:552
4288993328,3cyclictest14131-21sshd10:07:342
4288993326,4cyclictest12775-21sshd10:53:412
4288993325,5cyclictest28866-21bash09:16:412
4288993323,7cyclictest19906-21sshd12:10:332
274742330,2sleep10-21swapper/109:39:411
4288993227,3cyclictest19751-21sshd09:42:052
4288993224,4cyclictest1959-21sshd09:59:372
4288993223,5cyclictest1959-21sshd11:23:242
4288993222,8cyclictest3441-21rm12:17:472
4288993125,3cyclictest18987-21sshd09:32:012
4288993125,3cyclictest1105-21sshd09:10:332
4288993122,7cyclictest31193-21bash10:12:372
4288993121,7cyclictest2712-21cp10:32:402
4286993111,17cyclictest3-21ksoftirqd/010:26:400
4288993025,3cyclictest27819-21sshd11:31:112
4288993025,3cyclictest10096-21sshd09:21:202
4288993023,3cyclictest17254-21sshd09:25:202
4288993016,10cyclictest1847-21nfsd09:51:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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