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2025-12-19 - 22:49
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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 19, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
295469910705253409,53580cyclictest134850irq/9-eth012:21:320
295469910699253454,53538cyclictest0-21swapper09:25:010
295469910679753445,53255cyclictest14419-21diskmemload12:05:070
295469910673153432,53299cyclictest0-21swapper07:32:390
295469910664953424,53225cyclictest0-21swapper11:53:540
295469910654353447,53096cyclictest0-21swapper09:36:140
295469910650553442,53000cyclictest3950irq/9-acpi10:40:330
295469910650353430,53073cyclictest0-21swapper11:09:510
295469910649853471,53027cyclictest0-21swapper10:55:470
295469910649453439,53055cyclictest0-21swapper08:56:430
295469910648253421,53061cyclictest0-21swapper10:08:540
295469910647053458,53012cyclictest0-21swapper10:23:080
295469910646953452,53017cyclictest0-21swapper10:27:290
295469910644653441,53005cyclictest0-21swapper08:08:390
295469910643053469,52870cyclictest9-21ksoftirqd/010:17:570
295469910636553394,52906cyclictest0-21swapper08:31:160
295469910632553407,52918cyclictest0-21swapper10:51:060
295469910632353405,52918cyclictest0-21swapper09:11:370
295469910625153451,52800cyclictest0-21swapper07:10:530
295469910625153448,52803cyclictest0-21swapper08:52:120
295469910624153442,52799cyclictest0-21swapper07:16:440
295469910619053419,52771cyclictest0-21swapper12:37:170
295469910616753407,52760cyclictest0-21swapper08:13:410
295469910616053445,52715cyclictest0-21swapper08:02:480
295469910614853456,52692cyclictest0-21swapper09:09:370
295469910614853396,52752cyclictest0-21swapper07:37:000
295469910613553049,53084cyclictest0-21swapper11:33:180
295469910601652934,53080cyclictest0-21swapper10:34:510
295469910540453155,52249cyclictest0-21swapper11:24:460
295469910516253028,52132cyclictest0-21swapper11:19:140
295469910509652986,52108cyclictest0-21swapper09:49:280
295469910508252979,52101cyclictest0-21swapper11:04:100
295469910505552961,52092cyclictest0-21swapper12:19:210
29546995370331,0cyclictest2790-21gnome-settings-11:11:020
29546995362227,53503cyclictest0-21swapper09:02:350
29546995354327,0cyclictest0-21swapper07:27:370
29546995347227,53445cyclictest0-21swapper12:28:440
29546995339525,53370cyclictest0-21swapper10:00:310
29546995338526,53359cyclictest0-21swapper11:36:290
29546995333425,53216cyclictest0-21swapper07:54:550
29546995322425,355cyclictest0-21swapper11:45:020
29546995293552902,28cyclictest0-21swapper11:28:570
295469922921089,1078cyclictest2099-21runrttasks08:47:200
29546992107972,1120cyclictest14419-21diskmemload11:57:050
295469920571026,939cyclictest3950irq/9-acpi10:45:440
295469919791026,860cyclictest0-21swapper10:38:420
29546991973952,986cyclictest0-21swapper08:23:440
295469919371064,807cyclictest134850irq/9-eth009:55:000
29546991936943,979cyclictest0-21swapper09:19:500
295469918511041,719cyclictest0-21swapper08:26:240
29546991842987,818cyclictest4091-21ssh12:01:060
295469917681065,610cyclictest0-21swapper12:33:150
29546991763948,777cyclictest12349-21ssh12:14:000
295469917501057,628cyclictest9-21ksoftirqd/007:56:260
295469917491069,587cyclictest0-21swapper08:16:210
29546991745952,760cyclictest134850irq/9-eth010:10:340
295469917421040,604cyclictest9-21ksoftirqd/011:41:310
295469917371088,649cyclictest0-21swapper09:41:460
29546991705948,740cyclictest23730-21ssh09:22:510
295469916641001,570cyclictest0-21swapper07:21:160
295469916191089,463cyclictest0-21swapper09:56:500
295469916141085,464cyclictest9-21ksoftirqd/007:40:310
29546991599779,812cyclictest0-21swapper09:31:430
295469915981021,511cyclictest9-21ksoftirqd/008:36:270
295469915341017,485cyclictest3817-21kworker/0:008:45:000
295469915111101,410cyclictest0-21swapper07:49:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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