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2025-08-27 - 14:46
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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 Wed Aug 27, 2025 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3171521490,1sleep031612-21sshd09:27:130
76921450,1sleep30-21swapper/312:13:463
3070421400,3sleep0584999cyclictest11:15:260
925321340,3sleep0584999cyclictest09:48:380
685821310,0sleep36856-21sshd10:15:093
3012621280,2sleep0584999cyclictest10:27:340
2842721270,2sleep30-21swapper/310:10:383
1439321170,1sleep314343-21sshd10:53:303
1996521080,2sleep3585299cyclictest12:09:413
1246521070,1sleep30-21swapper/309:42:073
2090421030,2sleep0584999cyclictest11:49:300
298442990,1sleep029835-21sshd11:25:240
257012990,3sleep2585199cyclictest12:27:352
140952980,2sleep31959-21sshd12:20:393
526029733,43sleep30-21swapper/307:06:063
81772950,2sleep20-21swapper/211:26:282
36772950,2sleep23671-21sshd09:10:412
288042940,1sleep20-21swapper/209:47:152
20222940,2sleep02011-21sshd12:16:440
320562930,1sleep00-21swapper/012:02:010
315162930,2sleep30-21swapper/311:15:343
48252920,3sleep11845-21nfsd10:28:191
27762900,1sleep20-21swapper/211:02:312
70192870,2sleep10-21swapper/109:48:221
552928735,39sleep10-21swapper/107:09:121
179922870,4sleep017988-21sshd11:00:390
12632870,2sleep20-21swapper/211:09:032
51632860,2sleep35162-21sshd09:51:253
320052850,2sleep332002-21sshd12:36:513
271142840,2sleep20-21swapper/212:30:332
296962830,3sleep10-21swapper/110:48:151
16462830,3sleep32405-21runrttasks11:25:483
257902790,2sleep125788-21sshd09:30:031
252772780,0sleep00-21swapper/009:40:080
20242780,0sleep01848-21nfsd09:30:550
181692780,0sleep041ktimersoftd/012:12:230
12172780,2sleep31210-21sshd10:21:153
289322760,1sleep00-21swapper/012:33:440
227622760,2sleep30-21swapper/312:04:083
63422750,2sleep16341-21sshd12:02:371
308682750,2sleep10-21swapper/112:22:141
166742750,2sleep216675-21sshd09:59:332
106222750,2sleep31847-21nfsd09:38:383
532327433,11sleep20-21swapper/207:06:522
105052740,3sleep2585199cyclictest10:53:042
200972730,2sleep2585199cyclictest12:00:552
122242730,1sleep2585199cyclictest10:19:062
149282720,3sleep0584999cyclictest12:35:190
214942680,1sleep10-21swapper/111:11:071
179652640,4sleep3585299cyclictest09:49:333
307252630,1sleep130726-21sshd09:23:411
550825833,13sleep00-21swapper/007:08:560
89932570,2sleep20-21swapper/211:48:232
22362510,0sleep30-21swapper/310:01:163
289242470,0sleep228913-21sshd11:55:532
318902460,4sleep21848-21nfsd12:16:302
175732410,3sleep10-21swapper/112:12:201
264392370,2sleep126438-21sshd10:07:071
242182370,35sleep2135650irq/27-eth011:44:002
5849993632,3cyclictest10786-21sshd12:08:500
239612340,3sleep30-21swapper/307:50:013
316512320,29sleep1135650irq/27-eth011:56:101
585099298,13cyclictest0-21swapper/112:39:271
5850992913,7cyclictest3638-21sshd12:08:111
584999291,17cyclictest0-21swapper/011:33:480
584999290,17cyclictest23423-21sshd11:37:280
5082290,1sleep30-21swapper/309:34:223
262752290,2sleep32405-21runrttasks11:08:173
584999280,15cyclictest20046-21sshd11:40:180
9382270,2sleep20-21swapper/210:48:402
85472270,25sleep2135650irq/27-eth011:16:422
290622270,2sleep20-21swapper/210:20:472
5852992615,6cyclictest26802-21sshd11:21:593
585199261,23cyclictest33-21ksoftirqd/211:23:332
5850992610,13cyclictest22-21ksoftirqd/111:21:121
156502260,2sleep20-21swapper/210:09:242
5851992522,2cyclictest1847-21nfsd09:25:092
303722250,2sleep230370-21sshd10:30:572
296932250,1sleep10-21swapper/111:28:351
109302250,1sleep210921-21sshd12:23:232
585199241,2cyclictest10950irq/23-ehci_hcd11:53:382
585199240,21cyclictest33-21ksoftirqd/212:14:552
585099249,5cyclictest30962-21sshd11:53:151
585099246,16cyclictest22-21ksoftirqd/109:25:371
585099244,17cyclictest22-21ksoftirqd/111:39:381
5850992415,7cyclictest14684-21bash11:45:571
5850992413,8cyclictest135650irq/27-eth012:30:461
584999240,22cyclictest9991-21sshd09:35:160
5851992317,3cyclictest3696-21sshd10:28:102
585099239,5cyclictest4381-21sshd11:09:241
585099238,5cyclictest21393-21sshd11:04:301
5850992315,5cyclictest26733-21cp11:15:091
5850992310,10cyclictest16225-21memory11:30:221
584999231,13cyclictest0-21swapper/011:06:300
584999230,3cyclictest7025-21sshd10:49:190
107622230,2sleep10-21swapper/108:30:171
585299226,6cyclictest1959-21sshd11:43:123
5852992218,3cyclictest10991-21sshd12:26:143
5851992215,3cyclictest16979-21sshd12:35:282
585099226,13cyclictest22-21ksoftirqd/109:18:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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