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2025-12-05 - 03:06
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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 Dec 05, 2025 00:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144449910721753455,53664cyclictest9223-21ssh21:23:040
144449910692153470,53387cyclictest3950irq/9-acpi23:49:160
144449910689553449,53446cyclictest0-21swapper21:00:480
144449910664053436,53140cyclictest9-21ksoftirqd/021:54:530
144449910663153428,53137cyclictest0-21swapper23:04:530
144449910661453389,53161cyclictest9-21ksoftirqd/021:31:470
144449910661153386,53162cyclictest9-21ksoftirqd/023:51:370
144449910653853415,53123cyclictest0-21swapper20:28:280
144449910653753382,53089cyclictest0-21swapper23:30:510
144449910651153462,53049cyclictest0-21swapper20:21:160
144449910649853425,53073cyclictest0-21swapper19:58:000
144449910648453421,53063cyclictest0-21swapper19:33:530
144449910648153418,53063cyclictest0-21swapper22:42:570
144449910646253448,53014cyclictest0-21swapper23:16:070
144449910644253398,53044cyclictest0-21swapper21:43:300
144449910641253424,52988cyclictest0-21swapper20:15:150
144449910640753429,52978cyclictest0-21swapper19:20:190
144449910638653421,52965cyclictest0-21swapper23:39:230
144449910638053416,52899cyclictest133750irq/9-eth022:29:530
144449910637653472,52904cyclictest0-21swapper19:53:580
144449910637453473,52901cyclictest0-21swapper20:38:210
144449910636853475,52893cyclictest0-21swapper19:40:550
144449910635853463,52831cyclictest3950irq/9-acpi00:21:150
144449910633453456,52878cyclictest0-21swapper20:01:100
144449910629153399,52892cyclictest0-21swapper00:01:200
144449910623253474,52758cyclictest0-21swapper20:32:290
144449910621553412,52803cyclictest0-21swapper19:11:160
144449910621053472,52738cyclictest0-21swapper19:19:180
144449910620153421,52780cyclictest0-21swapper20:51:050
144449910619153458,52733cyclictest0-21swapper22:30:540
144449910616353404,52759cyclictest0-21swapper00:25:470
144449910613553429,52706cyclictest0-21swapper20:46:340
144449910613253455,52586cyclictest0-21swapper20:12:140
144449910612153422,52699cyclictest0-21swapper23:58:390
144449910611753422,52695cyclictest0-21swapper19:28:110
144449910527252914,52352cyclictest1613-21ssh23:25:290
144449910513653036,52098cyclictest0-21swapper21:16:120
14444995328527,53258cyclictest0-21swapper22:57:010
14444995325724,53233cyclictest0-21swapper00:34:090
1444499530478,53036cyclictest19763-21ssh22:21:310
14444995298052966,12cyclictest20848-21ssh21:39:290
14444995290526,52786cyclictest0-21swapper23:08:550
144449922561090,1064cyclictest9414-21ssh22:52:000
144449922201091,1003cyclictest2103-21runrttasks21:07:090
144449922091052,1029cyclictest30935-21ssh23:21:280
144449921811048,1012cyclictest0-21swapper21:13:510
144449921661094,978cyclictest133750irq/9-eth022:37:560
144449921651007,1092cyclictest133750irq/9-eth000:06:510
144449920501005,1011cyclictest0-21swapper19:45:360
14444992002980,1002cyclictest0-21swapper20:43:230
14444991996946,1036cyclictest0-21swapper22:07:470
14444991985992,957cyclictest6964-21ssh22:49:190
144449919691033,915cyclictest0-21swapper19:39:440
14444991964953,977cyclictest0-21swapper23:41:140
14444991943950,973cyclictest0-21swapper20:58:170
14444991936941,961cyclictest0-21swapper00:13:130
14444991917957,922cyclictest16698-21ssh22:17:400
14444991911953,921cyclictest21175-21ssh00:37:500
14444991865892,959cyclictest0-21swapper20:05:220
144449918441021,785cyclictest12022-21rm21:26:250
144449918281080,624cyclictest3095-21ssh21:59:350
144449916131096,517cyclictest0-21swapper22:02:250
14444991611785,817cyclictest0-21swapper22:14:090
144449916051095,446cyclictest3950irq/9-acpi23:11:450
144449915861007,514cyclictest10-21rcuc/021:48:110
14444991532977,522cyclictest133750irq/9-eth000:19:450
14095254686,208sleep00-21swapper19:08:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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