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2025-11-28 - 03:13
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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 Fri Nov 28, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133059910709853410,53623cyclictest3950irq/9-acpi22:17:260
133059910673953444,53295cyclictest0-21swapper22:02:210
133059910661353426,53098cyclictest9-21ksoftirqd/023:11:310
133059910651053472,53038cyclictest0-21swapper23:18:530
133059910649353443,53050cyclictest0-21swapper20:10:290
133059910648653466,53020cyclictest0-21swapper20:32:150
133059910648653460,53026cyclictest0-21swapper00:20:210
133059910647053453,53017cyclictest0-21swapper22:58:080
133059910646753455,53012cyclictest0-21swapper23:38:490
133059910645553444,53011cyclictest0-21swapper19:50:230
133059910644853477,52971cyclictest0-21swapper21:09:060
133059910644753401,53046cyclictest0-21swapper23:28:360
133059910644653444,53002cyclictest0-21swapper20:17:210
133059910643153393,53038cyclictest0-21swapper21:45:170
133059910642253433,52989cyclictest0-21swapper20:42:380
133059910641853428,52990cyclictest0-21swapper00:36:560
133059910640353425,52978cyclictest0-21swapper21:41:250
133059910630953472,52837cyclictest0-21swapper20:07:280
133059910630453406,52898cyclictest0-21swapper20:53:320
133059910627353379,52829cyclictest0-21swapper19:36:290
133059910626753393,52808cyclictest0-21swapper22:38:120
133059910626653390,52811cyclictest0-21swapper20:21:220
133059910624653446,52800cyclictest0-21swapper00:13:590
133059910617653397,52779cyclictest0-21swapper21:54:190
133059910612253053,53067cyclictest0-21swapper19:44:420
133059910602552941,53082cyclictest0-21swapper20:47:000
133059910529353038,52252cyclictest0-21swapper21:28:320
133059910515253055,52095cyclictest0-21swapper23:24:250
133059910504652942,52099cyclictest0-21swapper00:04:170
13305995313126,53105cyclictest0-21swapper20:37:070
13305995279025,52765cyclictest0-21swapper21:02:240
13305995246811,52450cyclictest8959-21hwclock-spikech00:17:000
133059936491644,1880cyclictest2739-21devkit-power-da20:25:340
133059924591080,1287cyclictest9-21ksoftirqd/000:26:430
133059924041018,1263cyclictest11-21rcu_preempt22:30:090
133059922911021,1203cyclictest133750irq/9-eth021:33:030
133059922581091,1076cyclictest133750irq/9-eth023:56:540
13305992142998,1106cyclictest22687-21munin-node19:30:180
133059920731070,876cyclictest2103-21runrttasks23:54:440
133059920481020,1008cyclictest0-21swapper21:11:170
133059919771027,857cyclictest0-21swapper00:34:150
13305991949898,1037cyclictest0-21swapper22:50:550
13305991941967,939cyclictest0-21swapper23:43:000
13305991917947,956cyclictest0-21swapper21:59:310
133059919081020,851cyclictest3035-21sh00:09:480
133059918931033,769cyclictest0-21swapper20:56:420
13305991862885,964cyclictest0-21swapper22:41:530
133059918511009,752cyclictest3950irq/9-acpi22:10:440
133059918091097,647cyclictest3950irq/9-acpi21:35:340
13305991781925,835cyclictest0-21swapper19:45:320
13305991761947,778cyclictest18808-21ssh22:20:070
133059917571026,693cyclictest18559-21ssh23:46:010
133059917561001,706cyclictest133750irq/9-eth022:45:440
133059917531099,654cyclictest0-21swapper21:20:590
13305991751949,766cyclictest2103-21runrttasks20:00:060
133059917281085,643cyclictest0-21swapper19:58:460
13305991700931,749cyclictest3950irq/9-acpi21:15:180
13305991554730,821cyclictest0-21swapper22:28:190
133059914971010,421cyclictest0-21swapper19:28:070
133059914911070,421cyclictest0-21swapper22:06:130
133059914501093,357cyclictest0-21swapper23:32:270
133059914161019,397cyclictest0-21swapper23:05:500
133059913851014,371cyclictest0-21swapper23:02:390
13305991220620,597cyclictest20393-21hwlatdetect-tra19:16:030
13305991209618,587cyclictest21923-21hwlatdetect-tra19:24:560
13305991155593,560cyclictest19302-21grep19:10:320
456922060,1sleep020393-21hwlatdetect-tra19:07:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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