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2024-09-20 - 08:38
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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 Sep 20, 2024 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
127599910705053480,53477cyclictest9-21ksoftirqd/000:12:260
127599910696153416,53452cyclictest0-21swapper22:14:120
127599910678553420,53365cyclictest0-21swapper19:44:590
127599910668953455,53234cyclictest0-21swapper23:39:260
127599910666053476,53093cyclictest0-21swapper23:25:020
127599910662853424,53204cyclictest0-21swapper23:31:140
127599910662753423,53204cyclictest0-21swapper23:41:270
127599910659053478,53112cyclictest0-21swapper23:58:020
127599910651753478,53039cyclictest0-21swapper22:01:280
127599910649053451,53039cyclictest0-21swapper19:51:410
127599910647553410,52969cyclictest32258-21munin-node20:30:220
127599910644853433,53015cyclictest0-21swapper21:14:350
127599910644353394,53049cyclictest0-21swapper21:35:510
127599910644153398,53043cyclictest0-21swapper23:08:480
127599910643353469,52964cyclictest0-21swapper20:43:260
127599910643353391,53042cyclictest0-21swapper20:38:340
127599910642853433,52995cyclictest0-21swapper19:32:350
127599910636653437,52929cyclictest0-21swapper20:01:340
127599910630353468,52835cyclictest0-21swapper00:18:480
127599910630053405,52895cyclictest0-21swapper19:56:320
127599910628153385,52804cyclictest0-21swapper19:49:100
127599910627353456,52817cyclictest0-21swapper20:25:000
127599910623053477,52753cyclictest0-21swapper22:36:580
127599910622353474,52749cyclictest0-21swapper20:59:500
127599910620553470,52735cyclictest0-21swapper20:49:380
127599910617753452,52725cyclictest0-21swapper00:31:210
127599910609352994,53097cyclictest0-21swapper22:05:290
127599910574152904,52835cyclictest7335-21ssh23:11:380
127599910546453190,52274cyclictest0-21swapper22:53:530
12759995382653406,328cyclictest0-21swapper21:57:370
12759995359027,53470cyclictest0-21swapper22:16:230
12759995356524,465cyclictest0-21swapper23:17:200
12759995350425,0cyclictest0-21swapper21:03:420
12759995347531,53318cyclictest12013-21ssh00:04:040
12759995278825,52763cyclictest0-21swapper19:39:270
1275999521078,52097cyclictest0-21swapper00:23:490
127599942042436,1765cyclictest2739-21devkit-power-da19:12:400
127599924741091,1256cyclictest16414-21diskmemload22:59:550
127599924441096,1249cyclictest30376-21ssh21:29:190
127599923921054,1240cyclictest1756-21munin-node23:50:200
127599923551047,1214cyclictest16527-21kworker/u2:221:24:280
127599922451024,1175cyclictest3950irq/9-acpi00:05:340
127599921011026,1025cyclictest8286-21sh21:43:130
127599921001027,1032cyclictest29460-21ssh00:28:100
127599920881089,905cyclictest22558-21kworker/u2:200:37:530
127599920861023,1024cyclictest21702-21ssh21:16:150
127599920821030,960cyclictest3950irq/9-acpi22:45:410
127599920731027,1012cyclictest0-21swapper21:47:040
127599920121019,958cyclictest0-21swapper21:53:160
12759991978964,977cyclictest7178-21sh22:26:050
127599919681037,808cyclictest0-21swapper20:18:080
127599919671039,807cyclictest0-21swapper20:26:510
127599919431003,906cyclictest0-21swapper23:45:580
127599919231035,766cyclictest0-21swapper20:12:170
12759991876918,922cyclictest10690-21ssh22:30:570
127599917951092,612cyclictest140749irq/7-s-b4319:21:320
127599917521095,657cyclictest0-21swapper21:34:400
127599917511020,637cyclictest9-21ksoftirqd/023:21:410
127599916581019,575cyclictest9-21ksoftirqd/021:06:120
127599916401096,453cyclictest9-21ksoftirqd/020:53:390
127599916261090,442cyclictest0-21swapper23:00:450
127599916111096,451cyclictest9-21ksoftirqd/019:27:540
127599916081061,547cyclictest0-21swapper20:08:260
12759991589761,825cyclictest0-21swapper22:24:250
127599915661038,528cyclictest0-21swapper19:19:110
127599914531093,360cyclictest0-21swapper22:40:390
3155226211,11sleep031846-21hwlatdetect-tra19:07:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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