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2025-11-15 - 14:20
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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
Characteristics of the highest latencies:
System rack6slot6 (updated Sat Nov 15, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
283739910726053479,53684cyclictest2103-21runrttasks20:19:490
283739910703653415,53530cyclictest0-21swapper22:21:340
283739910702253421,53504cyclictest12615-21sh23:08:580
283739910699953386,53523cyclictest3950irq/9-acpi21:37:410
283739910683753479,53358cyclictest2103-21runrttasks20:43:560
283739910671453466,53248cyclictest0-21swapper22:44:000
283739910657053384,53094cyclictest0-21swapper00:04:130
283739910651453478,53036cyclictest0-21swapper23:26:330
283739910648453460,53024cyclictest0-21swapper00:22:590
283739910646653411,53055cyclictest0-21swapper20:07:350
283739910645153402,53049cyclictest0-21swapper20:02:340
283739910645153401,53050cyclictest0-21swapper22:38:590
283739910644053441,52999cyclictest0-21swapper22:49:320
283739910643553436,52999cyclictest0-21swapper22:11:110
283739910643453435,52999cyclictest0-21swapper19:46:390
283739910642353428,52995cyclictest0-21swapper00:35:430
283739910641753424,52993cyclictest0-21swapper22:02:280
283739910629553401,52894cyclictest0-21swapper23:16:200
283739910625953389,52805cyclictest0-21swapper19:44:390
283739910625453413,52749cyclictest0-21swapper19:53:510
283739910623453478,52756cyclictest0-21swapper19:28:340
283739910621653475,52741cyclictest0-21swapper20:38:340
283739910621053467,52743cyclictest0-21swapper20:52:380
283739910619653419,52777cyclictest0-21swapper20:21:390
283739910618953457,52732cyclictest0-21swapper20:31:420
283739910618753460,52727cyclictest0-21swapper21:08:430
283739910617453408,52766cyclictest0-21swapper21:00:510
283739910615853401,52757cyclictest0-21swapper00:13:160
283739910615053397,52753cyclictest0-21swapper21:27:180
283739910612253421,52701cyclictest0-21swapper22:29:360
283739910607952999,53078cyclictest0-21swapper21:47:240
283739910519253062,52128cyclictest0-21swapper00:09:450
283739910518353066,52115cyclictest0-21swapper23:32:440
283739910508152987,52089cyclictest0-21swapper00:27:000
28373995414553417,728cyclictest0-21swapper20:57:000
2837399537063,53610cyclictest3950irq/9-acpi21:57:070
28373995337127,53344cyclictest0-21swapper23:42:070
28373995335625,53236cyclictest0-21swapper20:48:470
28373995327026,0cyclictest0-21swapper23:10:080
28373995319026,0cyclictest0-21swapper21:10:540
28373995306525,53040cyclictest0-21swapper21:20:560
28373995278428,52756cyclictest0-21swapper20:28:410
283739951292751,2374cyclictest1744-21hald22:06:400
283739923361062,1175cyclictest8305-21ssh22:16:520
283739923191073,1119cyclictest2103-21runrttasks19:33:350
28373992099992,1013cyclictest133750irq/9-eth023:02:050
283739920091026,887cyclictest0-21swapper20:12:170
283739920011024,855cyclictest0-21swapper21:50:550
283739919851032,859cyclictest0-21swapper22:33:270
283739919341034,806cyclictest0-21swapper23:36:450
28373991933942,968cyclictest0-21swapper00:15:470
28373991909917,978cyclictest0-21swapper21:41:220
283739919061036,776cyclictest0-21swapper22:55:030
283739918141043,681cyclictest11-21rcu_preempt23:54:000
283739917561075,558cyclictest7955-21ssh00:32:420
283739917301087,643cyclictest0-21swapper19:23:220
28373991678978,667cyclictest9-21ksoftirqd/023:47:290
283739916611009,652cyclictest0-21swapper23:56:110
28373991638879,744cyclictest614-21ssh22:51:420
283739916131053,469cyclictest9-21ksoftirqd/021:15:050
283739915921043,456cyclictest0-21swapper19:58:430
283739915021013,425cyclictest0-21swapper19:36:560
283739915011040,370cyclictest0-21swapper21:33:300
283739914321079,353cyclictest0-21swapper23:21:410
28373991062614,443cyclictest31784-21hwlatdetect-tra19:14:500
2837399870621,246cyclictest24590-21wc19:16:410
25187252053,209sleep00-21swapper19:06:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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