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2025-04-02 - 07:01
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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 Apr 02, 2025 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2122321280,2sleep0728299cyclictest21:12:330
74021250,0sleep0732-21cp23:44:070
2674021190,1sleep3729999cyclictest22:10:593
6822210533,44sleep30-21swapper/319:06:563
1864021000,3sleep325-21rcuop/119:35:123
309332970,2sleep30-21swapper/322:05:183
212172960,6sleep20-21swapper/222:13:342
696829535,56sleep10-21swapper/119:08:461
36452950,2sleep20-21swapper/221:47:292
194862940,0sleep019488-21pmu-power21:15:210
71372920,1sleep30-21swapper/323:10:463
273132890,2sleep027293-21sshd21:58:500
96152880,1sleep20-21swapper/223:57:222
286822860,2sleep30-21swapper/322:51:033
146052860,0sleep00-21swapper/000:20:370
43332850,2sleep14329-21bash00:13:091
176712850,1sleep117669-21bash00:04:351
155832840,1sleep20-21swapper/222:00:402
53112820,4sleep3729999cyclictest22:21:093
308402820,2sleep00-21swapper/023:31:350
101332820,2sleep110122-21sshd23:04:511
319162810,2sleep10-21swapper/123:10:081
46142790,0sleep1728599cyclictest23:19:541
42612790,2sleep24259-21sed23:35:142
175862790,1sleep30-21swapper/323:05:333
111352790,2sleep211133-21sshd22:49:292
85902780,2sleep225-21rcuop/100:07:012
253102780,1sleep01848-21nfsd22:04:470
16882780,2sleep10-21swapper/121:13:461
134282770,0sleep213425-21bash22:43:282
6442760,4sleep2729399cyclictest23:22:322
153852760,1sleep315372-21sshd21:12:003
213232750,2sleep30-21swapper/323:02:493
161682750,2sleep10-21swapper/122:13:051
698927434,11sleep20-21swapper/219:09:042
266812740,1sleep00-21swapper/023:52:520
134492740,1sleep1728599cyclictest21:24:001
105722740,1sleep00-21swapper/022:06:270
178572720,1sleep00-21swapper/000:11:110
268632710,2sleep126848-21sshd22:35:271
57012700,3sleep30-21swapper/300:19:523
201552700,2sleep120154-21sshd22:01:071
277612680,2sleep10-21swapper/100:09:001
75852650,3sleep3729999cyclictest00:00:163
234102630,2sleep0728299cyclictest22:50:310
690326035,13sleep00-21swapper/019:07:570
54452370,0sleep35448-21id22:30:233
120502360,1sleep31847-21nfsd23:32:553
94102300,3sleep30-21swapper/323:44:573
279132300,1sleep10-21swapper/123:49:561
96672290,3sleep30-21swapper/321:29:513
56312270,24sleep1135650irq/27-eth021:38:321
326382260,2sleep30-21swapper/323:25:373
311692264,20sleep310950irq/23-ehci_hcd22:39:013
206312260,1sleep00-21swapper/000:01:290
154192260,1sleep01847-21nfsd22:46:470
137812261,23sleep1135650irq/27-eth000:23:561
73912253,20sleep126950irq/26-ahci[00022:18:231
60402250,0sleep06036-21bash21:26:230
254302250,2sleep30-21swapper/321:22:023
152632250,1sleep015245-21sshd21:21:020
299932240,1sleep029990-21bash23:37:380
286182241,20sleep1135650irq/27-eth000:35:301
265172230,1sleep20-21swapper/222:20:122
75932220,19sleep3135650irq/27-eth022:46:033
304442221,19sleep3135650irq/27-eth000:05:543
165142224,16sleep210950irq/23-ehci_hcd22:07:022
124402220,1sleep20-21swapper/223:26:492
728299213,15cyclictest27850-21sshd23:28:190
262982210,2sleep20-21swapper/223:09:372
85312200,1sleep00-21swapper/000:33:160
260822200,18sleep3135650irq/27-eth022:41:343
62452190,17sleep1135650irq/27-eth000:26:281
298902190,17sleep326950irq/26-ahci[00022:29:473
729999186,3cyclictest2178-21sshd23:56:383
729999180,6cyclictest0-21swapper/322:02:373
729399184,0cyclictest0-21swapper/222:19:502
729399181,8cyclictest33-21ksoftirqd/222:55:562
7293991815,2cyclictest18848-21sshd21:30:342
7293991814,3cyclictest18822-21bash21:55:022
7293991813,4cyclictest33-21ksoftirqd/200:14:152
7293991810,2cyclictest33-21ksoftirqd/223:40:562
728599186,7cyclictest0-21swapper/122:23:311
728599180,6cyclictest0-21swapper/121:45:561
728299180,17cyclictest10-21rcuc/021:34:320
326332180,2sleep20-21swapper/221:19:442
250722180,2sleep31848-21nfsd21:40:173
250072180,0sleep225006-21bash23:34:102
214972180,2sleep10-21swapper/123:52:201
729999178,4cyclictest19097-21sshd00:14:393
729999177,5cyclictest16381-21sshd00:24:113
729999172,2cyclictest21480-21sshd23:15:183
729999170,15cyclictest9116-21sshd21:17:283
7293991712,4cyclictest19745-21sshd23:02:392
729399171,14cyclictest0-21swapper/200:28:282
728599176,3cyclictest21219-21sshd22:07:281
728599175,3cyclictest30501-21bash21:53:031
7285991713,3cyclictest4241-21sshd23:35:141
7285991712,4cyclictest2662-21sshd23:22:431
7285991711,3cyclictest144550irq/28-eth1-rx-20:08:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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