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2025-07-03 - 09:25
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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 Thu Jul 03, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
269039910693353422,53420cyclictest0-21swapper21:36:140
269039910672953463,53266cyclictest0-21swapper23:02:190
269039910669453428,53176cyclictest26899-21cyclictest00:21:520
269039910668753474,53124cyclictest10-21rcuc/023:51:330
269039910667653437,53239cyclictest0-21swapper22:33:410
269039910658853392,53131cyclictest0-21swapper20:28:250
269039910658253490,53092cyclictest0-21swapper22:16:360
269039910651953469,53050cyclictest0-21swapper21:55:100
269039910649353469,53024cyclictest0-21swapper19:51:540
269039910648153404,53077cyclictest0-21swapper20:02:370
269039910643253437,52995cyclictest0-21swapper21:01:240
269039910642353389,53034cyclictest0-21swapper19:32:190
269039910625453388,52801cyclictest0-21swapper21:28:020
269039910619753463,52734cyclictest0-21swapper20:13:110
269039910618953460,52729cyclictest0-21swapper22:12:150
269039910618553415,52770cyclictest0-21swapper20:31:460
269039910615653442,52714cyclictest0-21swapper22:41:530
269039910613153430,52701cyclictest0-21swapper20:21:530
269039910594652982,52961cyclictest13433-21ssh23:25:260
269039910590153334,52567cyclictest0-21swapper21:46:480
269039910580053288,52512cyclictest0-21swapper22:59:490
269039910547053185,52276cyclictest0-21swapper19:17:550
269039910502252926,52094cyclictest0-21swapper21:22:310
269039910501652913,52101cyclictest0-21swapper00:18:110
26903995368424,53593cyclictest0-21swapper21:52:490
26903995337427,53255cyclictest0-21swapper19:45:120
2690399530708,53060cyclictest0-21swapper19:14:340
26903995292652902,23cyclictest0-21swapper00:09:390
26903995287225,52782cyclictest0-21swapper20:16:010
26903995274626,52720cyclictest0-21swapper20:57:530
269039924901065,1332cyclictest9-21ksoftirqd/023:05:500
269039923811023,1259cyclictest10950-21diskmemload22:46:250
269039923441067,1185cyclictest3950irq/9-acpi22:36:020
269039923191054,1175cyclictest3950irq/9-acpi23:15:430
269039923071020,1167cyclictest3950irq/9-acpi22:07:540
269039922761078,1072cyclictest2103-21runrttasks23:33:080
269039922561046,1115cyclictest9-21ksoftirqd/022:25:590
269039922251091,1033cyclictest327242sleep019:23:060
269039921981077,1026cyclictest133750irq/9-eth000:10:090
26903992192991,1167cyclictest0-21swapper23:35:590
269039921611048,1017cyclictest133750irq/9-eth023:47:220
26903992155995,1139cyclictest0-21swapper21:05:050
269039921031042,1027cyclictest0-21swapper00:33:150
269039920531062,869cyclictest28202-21ssh21:33:040
26903992037991,1011cyclictest0-21swapper19:28:280
26903992030989,1007cyclictest0-21swapper23:59:360
26903991934938,963cyclictest0-21swapper22:02:520
26903991921930,970cyclictest0-21swapper20:42:090
269039919141094,731cyclictest26899-21cyclictest00:02:370
26903991908915,960cyclictest26735-21ssh23:44:510
26903991874888,972cyclictest0-21swapper19:41:410
26903991873892,967cyclictest0-21swapper20:53:220
26903991860925,911cyclictest2818-21ssh23:10:320
269039918431088,658cyclictest16368-21diskmemload21:16:190
269039918261043,688cyclictest0-21swapper20:49:510
269039917761057,622cyclictest2103-21runrttasks22:20:370
26903991691999,655cyclictest2103-21runrttasks19:38:100
269039916901089,601cyclictest0-21swapper19:58:160
269039916791086,593cyclictest0-21swapper20:08:390
269039916321061,571cyclictest0-21swapper00:38:170
269039916201090,464cyclictest26899-21cyclictest23:22:150
269039916151088,461cyclictest0-21swapper21:41:460
269039915571025,532cyclictest0-21swapper20:37:380
26903991537760,773cyclictest0-21swapper00:28:440
269039915371013,524cyclictest0-21swapper21:11:470
269039914321083,349cyclictest0-21swapper22:52:570
24783255359,212sleep00-21swapper19:05:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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