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2025-04-02 - 06:32
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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, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackcslot6.osadl.org (updated Wed Apr 02, 2025 00:46:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34453499382380,1cyclictest403951-21kworker/1:121:21:021
344534993810,380cyclictest0-21swapper/122:24:021
34453499380379,1cyclictest631123-21kworker/1:020:12:031
34453499380378,1cyclictest631123-21kworker/1:019:42:021
344534993800,1cyclictest0-21swapper/119:23:021
34453499378376,1cyclictest403951-21kworker/1:121:27:021
34453499377375,1cyclictest569179-21kworker/1:023:38:021
34453499377375,1cyclictest569179-21kworker/1:023:38:021
34453499377375,1cyclictest569179-21kworker/1:000:17:021
34453499376375,1cyclictest0-21swapper/122:46:021
34453499376374,1cyclictest403951-21kworker/1:123:11:021
34453499376374,1cyclictest0-21swapper/123:01:021
34453499375372,2cyclictest569179-21kworker/1:000:23:021
34453499374373,1cyclictest0-21swapper/121:15:021
34453499374371,2cyclictest403951-21kworker/1:121:33:031
34453499373372,1cyclictest0-21swapper/123:24:021
34453499373372,1cyclictest0-21swapper/121:35:021
34453499373371,1cyclictest569179-21kworker/1:000:11:021
34453499373371,1cyclictest403951-21kworker/1:122:01:021
34453499373371,1cyclictest0-21swapper/119:50:021
34453499373371,1cyclictest0-21swapper/100:35:021
34457999372370,1cyclictest453725-21kworker/7:123:08:027
34453499372371,1cyclictest0-21swapper/122:52:021
34453499372370,1cyclictest0-21swapper/123:33:021
34457999371370,1cyclictest453725-21kworker/7:123:52:027
34453499371370,1cyclictest0-21swapper/120:21:021
34453499371369,1cyclictest403951-21kworker/1:122:08:011
34457999370369,1cyclictest341406-21kworker/7:219:39:027
34453499370369,1cyclictest0-21swapper/121:01:021
34453499370369,1cyclictest0-21swapper/120:54:021
34453499370368,1cyclictest631123-21kworker/1:019:48:021
34453499370368,1cyclictest0-21swapper/120:46:031
34453499370368,1cyclictest0-21swapper/120:46:021
34453499370367,2cyclictest569179-21kworker/1:023:58:021
34457999369368,1cyclictest453725-21kworker/7:122:05:027
34453499369368,1cyclictest403951-21kworker/1:122:44:011
34453499369368,1cyclictest403951-21kworker/1:122:18:031
34453499369368,1cyclictest0-21swapper/119:17:021
34453499369368,1cyclictest0-21swapper/119:17:021
34453499369368,1cyclictest0-21swapper/119:12:021
34453499369368,1cyclictest0-21swapper/119:12:021
34457999368367,1cyclictest453725-21kworker/7:100:25:027
34453499368367,1cyclictest0-21swapper/119:56:021
34453499368366,1cyclictest0-21swapper/120:30:021
34457999367366,1cyclictest453725-21kworker/7:121:52:027
34457999367365,1cyclictest341406-21kworker/7:220:35:027
34453499367366,1cyclictest631123-21kworker/1:019:29:021
34453499366365,1cyclictest403951-21kworker/1:123:25:031
34453499366365,1cyclictest403951-21kworker/1:122:58:021
34453499366364,1cyclictest0-21swapper/121:55:021
34457999365364,1cyclictest453725-21kworker/7:100:10:027
34457299365364,1cyclictest0-21swapper/623:31:026
34457299365363,1cyclictest0-21swapper/600:00:026
34453499365363,1cyclictest403951-21kworker/1:123:06:011
34457999364362,1cyclictest406956-21kworker/7:021:10:027
34453499364363,1cyclictest403951-21kworker/1:122:11:031
34457999363362,1cyclictest453725-21kworker/7:121:45:027
34457299363362,1cyclictest467046-21kworker/6:122:21:026
34457999362361,1cyclictest453725-21kworker/7:122:35:027
34457999362361,1cyclictest341406-21kworker/7:219:31:027
34457999362360,2cyclictest341406-21kworker/7:220:45:027
34457999362360,2cyclictest341406-21kworker/7:220:45:027
34457999362359,2cyclictest453725-21kworker/7:123:16:027
34457299361360,1cyclictest467046-21kworker/6:122:57:026
34453499361360,1cyclictest631123-21kworker/1:020:03:021
34457999360359,1cyclictest453725-21kworker/7:100:32:027
34457999360359,1cyclictest341406-21kworker/7:220:41:027
34457999359358,1cyclictest341406-21kworker/7:219:45:027
34457299359358,1cyclictest0-21swapper/622:39:026
34457299359357,1cyclictest0-21swapper/623:43:026
34457299359357,1cyclictest0-21swapper/621:17:026
34457299358357,1cyclictest467046-21kworker/6:122:27:026
34457299358357,1cyclictest0-21swapper/621:53:026
34453499358357,1cyclictest0-21swapper/120:59:021
34457999357356,1cyclictest453725-21kworker/7:122:20:027
34457999357356,1cyclictest406956-21kworker/7:021:02:037
34457999357356,1cyclictest341406-21kworker/7:220:51:027
34457999357356,1cyclictest341406-21kworker/7:220:08:027
34457999357356,1cyclictest341406-21kworker/7:220:01:027
34457299357355,1cyclictest0-21swapper/623:19:026
34457999356355,1cyclictest453725-21kworker/7:122:53:027
34457999356355,1cyclictest341406-21kworker/7:220:33:027
34457299356354,1cyclictest0-21swapper/620:15:026
34453499356355,1cyclictest631123-21kworker/1:019:32:021
34457999355354,1cyclictest453725-21kworker/7:121:59:027
34457999355354,1cyclictest453725-21kworker/7:100:05:027
34457299354353,1cyclictest1827620-21kworker/6:020:05:036
34457299354353,1cyclictest0-21swapper/620:55:026
34457299354353,1cyclictest0-21swapper/619:46:026
34457999353352,1cyclictest406956-21kworker/7:021:21:027
34457999353351,1cyclictest453725-21kworker/7:123:39:027
34457999353351,1cyclictest453725-21kworker/7:123:39:027
34457299353352,1cyclictest596650-21kworker/6:000:14:026
34457299353351,1cyclictest1827620-21kworker/6:019:30:026
34457299353351,1cyclictest0-21swapper/619:51:026
34457999352351,1cyclictest453725-21kworker/7:122:59:027
34457999352350,1cyclictest341406-21kworker/7:219:42:037
34457299352350,1cyclictest467046-21kworker/6:122:49:036
34457999351349,1cyclictest453725-21kworker/7:100:37:027
34457999351349,1cyclictest406956-21kworker/7:021:27:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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