You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-08-21 - 22:16
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 Thu Aug 21, 2025 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
362499109115587,5320cyclictest14502-21kworker/0:011:04:030
362499106695317,5338cyclictest27401-21kworker/0:009:07:070
362499104385353,5081cyclictest27401-21kworker/0:008:48:280
362499100145191,4773cyclictest27852-21kworker/0:112:02:110
36249999685294,4663cyclictest27401-21kworker/0:009:04:400
36249998605237,4612cyclictest18015-21kworker/0:207:21:310
36249998395132,4696cyclictest31048-21kworker/0:212:39:190
36249997145066,4644cyclictest28255-21kworker/0:112:33:320
36249996815160,4517cyclictest27401-21kworker/0:008:44:190
36249995885011,4566cyclictest22551-21kworker/0:110:21:470
36249993844817,4556cyclictest32119-21kworker/0:109:51:090
36249993114785,4515cyclictest18015-21kworker/0:207:29:040
36249993004772,4517cyclictest22551-21kworker/0:110:35:470
36249991334689,4433cyclictest22825-21kworker/0:109:20:400
36249990904674,4405cyclictest22551-21kworker/0:110:30:570
36249989064587,4314cyclictest27401-21kworker/0:008:12:410
36249988374637,4188cyclictest32119-21kworker/0:110:08:400
36249985054282,4212cyclictest27852-21kworker/0:111:29:450
36249985004387,4108cyclictest18015-21kworker/0:208:08:290
36249984994483,4011cyclictest5271-21kworker/0:010:54:210
36249983494357,3941cyclictest18015-21kworker/0:207:50:180
36249983304454,3825cyclictest18015-21kworker/0:208:02:230
36249982814341,3925cyclictest5271-21kworker/0:010:48:160
36249982784428,3799cyclictest18015-21kworker/0:207:38:350
36249982714112,4108cyclictest18015-21kworker/0:207:58:160
36249980954151,3929cyclictest27852-21kworker/0:112:08:060
36249980614168,3878cyclictest27852-21kworker/0:111:38:480
36249980064298,3657cyclictest18015-21kworker/0:207:18:510
36249978624016,3832cyclictest32119-21kworker/0:109:45:240
36249978503998,3792cyclictest18015-21kworker/0:207:42:120
36249978244099,3675cyclictest27401-21kworker/0:008:58:430
36249977884100,3645cyclictest22551-21kworker/0:110:43:340
36249977783873,3854cyclictest27401-21kworker/0:008:38:300
36249977174248,3417cyclictest27401-21kworker/0:008:22:490
36249976573950,3696cyclictest32119-21kworker/0:109:55:320
36249976263938,3673cyclictest32119-21kworker/0:110:02:480
36249975903783,3756cyclictest18015-21kworker/0:207:46:150
36249975813913,3654cyclictest27401-21kworker/0:008:32:480
36249975734088,3470cyclictest18015-21kworker/0:207:14:580
36249974803927,3502cyclictest27852-21kworker/0:112:19:570
36249974784068,3399cyclictest18015-21kworker/0:207:32:560
36249973723972,3349cyclictest29779-21kworker/0:209:31:580
36249972993838,3410cyclictest11578-21kworker/0:210:57:470
36249971603585,3560cyclictest27401-21kworker/0:009:15:210
36249970813727,3303cyclictest25177-21kworker/0:212:26:040
36249969943584,3365cyclictest14502-21kworker/0:011:18:080
36249969853701,3272cyclictest27852-21kworker/0:111:45:580
36249969083581,3316cyclictest27852-21kworker/0:111:51:380
36249968363747,3078cyclictest27401-21kworker/0:008:52:300
36249968033614,3185cyclictest27852-21kworker/0:112:21:320
36249967263441,3271cyclictest27401-21kworker/0:008:18:580
36249966823549,3122cyclictest14502-21kworker/0:011:14:120
36249966643600,2988cyclictest22825-21kworker/0:109:27:460
36249965623564,2955cyclictest27852-21kworker/0:112:13:450
36249963973179,3167cyclictest27401-21kworker/0:008:26:490
36249963143487,2816cyclictest27852-21kworker/0:111:57:390
36249962773327,2899cyclictest18198-21kworker/0:010:16:010
36249962373349,2877cyclictest32119-21kworker/0:109:37:470
36249962293347,2872cyclictest32119-21kworker/0:109:42:240
36249961913288,2851cyclictest27852-21kworker/0:111:33:270
36249961793325,2839cyclictest27852-21kworker/0:111:44:230
36249961633316,2843cyclictest18198-21kworker/0:010:13:020
36249961373257,2827cyclictest22551-21kworker/0:110:29:190
36249961043351,2738cyclictest14502-21kworker/0:011:22:510
36249958553116,2688cyclictest27401-21kworker/0:009:11:240
36249954363122,2300cyclictest14502-21kworker/0:011:07:350
32392837182,202sleep00-21swapper07:07:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional