You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-09 - 06:10
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 376 highest latencies:
System rack6slot5.osadl.org (updated Fri May 09, 2025 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2408599108315548,5279cyclictest4079-21kworker/0:022:19:590
240859999915202,4778cyclictest14314-21kworker/0:000:21:250
240859998694873,4982cyclictest18458-21kworker/0:123:38:320
240859997985115,4671cyclictest4079-21kworker/0:022:08:100
240859997425064,4667cyclictest14314-21kworker/0:000:33:260
240859996045118,4475cyclictest13446-21kworker/0:019:24:020
240859996015109,4481cyclictest13446-21kworker/0:020:28:400
240859995925010,4571cyclictest11999-21kworker/0:223:23:560
240859994194839,4569cyclictest31670-21kworker/0:000:09:030
240859993114680,4626cyclictest4079-21kworker/0:022:28:040
240859992254741,4473cyclictest13446-21kworker/0:020:51:560
240859991874716,4460cyclictest26908-21kworker/0:221:48:250
240859990904669,4409cyclictest13446-21kworker/0:020:06:250
240859989454702,4232cyclictest13446-21kworker/0:020:02:400
240859988654449,4402cyclictest13446-21kworker/0:020:49:580
240859988494627,4207cyclictest14314-21kworker/0:000:39:390
240859988274543,4273cyclictest13446-21kworker/0:019:54:540
240859987754520,4244cyclictest23484-21kworker/0:022:40:020
240859987744389,4380cyclictest14314-21kworker/0:000:25:220
240859987384502,4225cyclictest26908-21kworker/0:221:59:570
240859986064432,4162cyclictest13446-21kworker/0:020:14:050
240859985014280,4210cyclictest23484-21kworker/0:022:35:570
240859984534226,4212cyclictest13446-21kworker/0:020:34:320
240859984524205,4224cyclictest13446-21kworker/0:019:41:010
240859983814274,4092cyclictest13446-21kworker/0:020:16:010
240859983614382,3963cyclictest4079-21kworker/0:022:02:290
240859983324349,3967cyclictest19337-21kworker/0:222:30:190
240859982794365,3903cyclictest29545-21kworker/0:123:00:200
240859981664317,3845cyclictest19741-21kworker/0:021:44:220
240859981004138,3911cyclictest13446-21kworker/0:021:05:360
240859980394260,3736cyclictest31670-21kworker/0:000:03:130
240859978763985,3876cyclictest14314-21kworker/0:000:19:330
240859978014178,3564cyclictest31670-21kworker/0:023:58:570
240859977284044,3623cyclictest13446-21kworker/0:020:42:100
240859976673939,3704cyclictest13446-21kworker/0:019:18:040
240859976314014,3602cyclictest13446-21kworker/0:021:26:180
240859975794075,3453cyclictest13446-21kworker/0:021:22:020
240859975493876,3658cyclictest18458-21kworker/0:123:46:430
240859974613887,3559cyclictest19741-21kworker/0:021:34:460
240859974513914,3485cyclictest18458-21kworker/0:123:26:150
240859971663813,3342cyclictest6300-21kworker/0:023:08:300
240859971203846,3222cyclictest13446-21kworker/0:019:25:290
240859970683511,3515cyclictest26908-21kworker/0:221:50:340
240859969913725,3254cyclictest13446-21kworker/0:019:35:310
240859969593722,3226cyclictest29545-21kworker/0:122:48:230
240859969513698,3242cyclictest29545-21kworker/0:122:52:210
240859968133598,3173cyclictest31670-21kworker/0:023:50:490
240859967653605,3149cyclictest18458-21kworker/0:123:44:140
240859967613713,3036cyclictest13446-21kworker/0:019:47:190
240859967253598,3122cyclictest13446-21kworker/0:020:36:290
240859966743421,3201cyclictest18458-21kworker/0:123:30:160
240859966213487,3074cyclictest13446-21kworker/0:019:56:430
240859966013534,3062cyclictest13446-21kworker/0:021:03:370
240859965873624,2952cyclictest13446-21kworker/0:020:55:470
240859965483363,3134cyclictest4079-21kworker/0:022:10:270
240859965423559,2931cyclictest11606-21kworker/0:200:11:220
240859965313392,3128cyclictest6300-21kworker/0:023:12:330
240859965183428,3047cyclictest13446-21kworker/0:021:17:510
240859965023419,3006cyclictest4079-21kworker/0:022:22:180
240859964453598,2787cyclictest29545-21kworker/0:122:58:520
240859962743321,2901cyclictest19741-21kworker/0:021:38:410
240859962283344,2873cyclictest11999-21kworker/0:223:16:260
240859961573259,2846cyclictest13446-21kworker/0:021:13:390
240859960503250,2789cyclictest13446-21kworker/0:020:21:510
240859957563211,2542cyclictest13446-21kworker/0:019:14:140
240859957473175,2557cyclictest13446-21kworker/0:019:33:300
239252839184,203sleep00-21swapper19:09:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional