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2025-07-04 - 12:30
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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 Jul 04, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
103739910731053449,53765cyclictest2415-21ssh22:49:410
103739910715753396,53665cyclictest12622-21ssh21:33:190
103739910673253475,53192cyclictest0-21swapper00:14:550
103739910670853425,53283cyclictest0-21swapper22:43:390
103739910658553459,53062cyclictest3950irq/9-acpi00:06:330
103739910658153409,53172cyclictest0-21swapper00:35:110
103739910656753424,53048cyclictest754-21ssh22:01:170
103739910647153457,53014cyclictest0-21swapper20:34:420
103739910645153403,53048cyclictest0-21swapper23:32:030
103739910644953442,53007cyclictest0-21swapper21:36:290
103739910640353424,52888cyclictest0-21swapper19:41:060
103739910637653469,52842cyclictest9-21ksoftirqd/019:24:110
103739910637653436,52878cyclictest10369-21cyclictest23:49:480
103739910636953445,52924cyclictest0-21swapper20:05:530
103739910632253428,52803cyclictest0-21swapper19:39:060
103739910630553416,52823cyclictest0-21swapper19:13:480
103739910629653448,52786cyclictest9-21ksoftirqd/020:27:300
103739910628353440,52779cyclictest9-21ksoftirqd/020:48:060
103739910628153438,52753cyclictest0-21swapper23:03:350
103739910624253471,52771cyclictest0-21swapper22:32:560
103739910620353465,52738cyclictest0-21swapper21:41:410
103739910618253456,52726cyclictest0-21swapper20:16:460
103739910615953455,52704cyclictest0-21swapper21:22:250
103739910614653450,52696cyclictest0-21swapper20:24:190
103739910609453017,53075cyclictest0-21swapper23:12:470
103739910608652980,53104cyclictest0-21swapper23:15:280
103739910584853272,52563cyclictest0-21swapper23:54:490
10373995352227,458cyclictest0-21swapper22:37:270
10373995341824,53394cyclictest0-21swapper21:03:400
10373995335424,53330cyclictest0-21swapper19:57:010
10373995323726,53145cyclictest0-21swapper20:12:050
10373995308932,53057cyclictest0-21swapper21:12:230
10373995277325,52748cyclictest0-21swapper20:58:490
103739924601079,1283cyclictest23638-21ssh00:03:420
103739923851082,1202cyclictest2103-21runrttasks00:24:580
103739923531088,1199cyclictest133750irq/9-eth023:26:010
103739922981056,1118cyclictest13311-21ssh00:34:410
103739921141042,1029cyclictest8531-21ssh23:42:160
103739920971084,886cyclictest30926-21ssh21:58:560
103739920581011,1009cyclictest2103-21runrttasks21:53:340
103739920561016,1005cyclictest0-21swapper22:16:110
103739920531028,958cyclictest133750irq/9-eth021:28:170
103739919921038,862cyclictest3950irq/9-acpi22:21:320
103739919651034,837cyclictest0-21swapper22:50:410
103739919551034,828cyclictest0-21swapper21:45:420
103739919481043,813cyclictest0-21swapper21:18:240
103739918861026,823cyclictest9359-21ssh00:28:590
10373991836884,948cyclictest0-21swapper22:58:130
103739917651068,603cyclictest0-21swapper23:35:440
103739917481095,653cyclictest0-21swapper22:14:400
103739916951035,570cyclictest9-21ksoftirqd/023:55:290
10373991667946,705cyclictest835-21ssh00:16:360
103739916631023,548cyclictest10-21rcuc/019:34:140
103739916581042,551cyclictest3950irq/9-acpi22:25:440
103739916261075,551cyclictest0-21swapper20:36:520
103739915811095,389cyclictest9-21ksoftirqd/020:43:040
103739915721086,421cyclictest9-21ksoftirqd/019:18:200
103739915521076,409cyclictest0-21swapper19:51:590
103739915401015,432cyclictest0-21swapper23:09:460
103739915331029,504cyclictest0-21swapper20:50:060
103739914941076,418cyclictest0-21swapper21:05:100
103739914761001,475cyclictest0-21swapper22:05:380
103739914721097,375cyclictest0-21swapper20:01:120
1037399143529,1281cyclictest2103-21runrttasks19:28:430
103739914341071,363cyclictest0-21swapper19:46:380
103739914031069,334cyclictest0-21swapper23:22:000
9491253175,202sleep00-21swapper19:05:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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