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2025-11-23 - 19:28
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Sun Nov 23, 2025 12:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
705521450,0sleep00-21swapper/009:27:120
1664521400,0sleep00-21swapper/011:45:480
1060021400,4sleep31036399cyclictest10:30:213
3245221250,4sleep11036199cyclictest09:46:541
1850221220,3sleep01036099cyclictest09:38:440
1290921210,1sleep00-21swapper/009:14:380
1512621190,1sleep01036099cyclictest10:05:040
1645721110,1sleep116456-21sshd12:08:511
2596321100,2sleep225962-21sshd09:39:292
1258321070,2sleep00-21swapper/010:20:590
1347021040,2sleep31847-21nfsd11:42:233
1347021040,2sleep31847-21nfsd11:42:233
733921000,2sleep30-21swapper/309:51:053
326982990,3sleep30-21swapper/312:10:213
41902920,3sleep10-21swapper/109:37:111
252482900,3sleep20-21swapper/210:35:092
231622900,1sleep20-21swapper/211:20:382
47922890,2sleep10-21swapper/109:13:481
131722880,2sleep20-21swapper/212:02:142
232752870,0sleep323269-21sshd10:09:123
175272870,2sleep30-21swapper/312:15:103
988128639,43sleep10-21swapper/107:07:301
203352860,1sleep344-21ksoftirqd/309:12:003
1005028634,48sleep30-21swapper/307:09:203
80312850,2sleep18030-21sshd09:40:561
190342850,2sleep30-21swapper/311:07:073
44222840,2sleep10-21swapper/110:07:091
36802830,1sleep00-21swapper/009:33:500
225042830,2sleep21848-21nfsd12:34:092
93112790,2sleep10-21swapper/111:15:551
83752790,2sleep38371-21bash11:15:503
38142790,0sleep10-21swapper/112:13:521
228472790,1sleep20-21swapper/209:22:022
81612760,2sleep30-21swapper/310:39:543
40702750,2sleep20-21swapper/211:09:002
16002750,1sleep22405-21runrttasks08:00:152
108112750,2sleep310809-21sshd12:36:053
10272740,1sleep10-21swapper/109:19:561
271742730,1sleep10-21swapper/111:24:251
124572720,0sleep00-21swapper/011:35:460
134942710,1sleep31036399cyclictest10:04:563
259822690,1sleep025977-21sshd09:19:120
175102690,1sleep317508-21sshd09:28:193
108892670,4sleep21036299cyclictest10:24:072
34682650,4sleep21036299cyclictest09:26:512
167112650,1sleep20-21swapper/212:05:392
57132610,3sleep31036399cyclictest09:40:423
149882590,4sleep21036299cyclictest11:59:052
1007825633,19sleep20-21swapper/207:09:402
985525431,11sleep00-21swapper/007:07:090
148132500,1sleep01036099cyclictest12:08:410
3152490,1sleep3310-21cp10:26:073
200082470,5sleep00-21swapper/011:59:400
178222460,0sleep00-21swapper/009:58:380
178222460,0sleep00-21swapper/009:58:380
111192460,43sleep3135650irq/27-eth012:26:533
255292400,0sleep10-21swapper/110:02:481
310292390,2sleep20-21swapper/211:40:492
310292390,2sleep20-21swapper/211:40:492
247892383,33sleep1135650irq/27-eth009:29:081
292702370,2sleep229267-21sshd12:28:392
276652340,0sleep01848-21nfsd11:27:360
1036199340,6cyclictest0-21swapper/110:24:151
1036199320,4cyclictest0-21swapper/110:17:071
193882310,1sleep00-21swapper/007:30:000
1036199313,4cyclictest0-21swapper/110:43:561
1036199301,4cyclictest0-21swapper/110:51:401
1036199301,4cyclictest0-21swapper/110:27:231
240072290,3sleep01036099cyclictest10:41:190
1036199293,0cyclictest0-21swapper/110:45:311
1036199291,5cyclictest0-21swapper/112:25:311
1036199291,4cyclictest0-21swapper/112:39:271
1036199291,4cyclictest0-21swapper/111:40:341
1036199291,4cyclictest0-21swapper/111:40:331
1036199290,7cyclictest0-21swapper/112:00:361
1036199290,7cyclictest0-21swapper/111:50:571
1036199290,7cyclictest0-21swapper/111:08:551
1036199290,7cyclictest0-21swapper/111:00:101
1036199290,5cyclictest0-21swapper/110:35:291
10360992911,12cyclictest3-21ksoftirqd/009:49:080
8322282,20sleep2135650irq/27-eth011:50:492
168542280,2sleep20-21swapper/211:26:302
147782280,2sleep214773-21sshd12:21:022
1036199280,6cyclictest0-21swapper/111:29:121
1036199280,6cyclictest0-21swapper/110:30:181
1036199280,5cyclictest0-21swapper/112:33:421
1036199280,5cyclictest0-21swapper/111:49:131
1036199280,11cyclictest0-21swapper/111:34:131
1036199274,2cyclictest0-21swapper/112:22:511
10361992721,4cyclictest20141-21sshd09:55:361
10361992721,4cyclictest20141-21sshd09:55:351
1036199271,4cyclictest0-21swapper/111:37:461
1036199271,4cyclictest0-21swapper/111:12:091
1036199270,7cyclictest0-21swapper/112:17:401
1036199270,4cyclictest0-21swapper/109:51:071
1036199270,4cyclictest0-21swapper/109:32:221
1036199270,3cyclictest0-21swapper/110:11:011
181782260,2sleep218162-21sshd11:00:212
1036399261,21cyclictest44-21ksoftirqd/310:24:063
1036199268,11cyclictest135650irq/27-eth009:24:451
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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