You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-24 - 17:07
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot7.osadl.org (updated Mon Nov 24, 2025 00:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304434199418416,1cyclictest0-21swapper/1422:10:116
304434199418416,1cyclictest0-21swapper/1422:10:106
3044337994180,417cyclictest10284-21MuninnPageCache21:40:422
304431699406405,1cyclictest0-21swapper/221:55:238
304431699399398,1cyclictest3511490-21kworker/u64:4+events_unbound21:40:418
304434199397395,1cyclictest0-21swapper/1423:14:476
304431499371368,2cyclictest3664175-21dd21:48:091
304431499370369,1cyclictest0-21swapper/123:18:281
304431499370369,1cyclictest0-21swapper/120:47:541
304431499370369,0cyclictest0-21swapper/120:43:031
304431499370369,0cyclictest0-21swapper/120:43:021
304431499369369,0cyclictest0-21swapper/122:04:521
304431499369368,1cyclictest510805-21TaskCon~ller1
304431499368368,0cyclictest0-21swapper/123:14:241
304431499368368,0cyclictest0-21swapper/122:06:341
304433599341340,1cyclictest0-21swapper/822:10:1114
304433599341340,1cyclictest0-21swapper/822:10:1014
304434299333332,0cyclictest0-21swapper/1522:10:117
304434299333332,0cyclictest0-21swapper/1522:10:107
304432699322315,7cyclictest559317-21chrome:gdrv020:48:5711
304433599318318,0cyclictest0-21swapper/823:14:4814
304434299312312,0cyclictest0-21swapper/1523:14:487
304431699309297,10cyclictest323654-21Xorg22:09:348
3044337993040,302cyclictest0-21swapper/1020:48:162
304434199302297,1cyclictest0-21swapper/1423:16:306
3044342993010,297cyclictest0-21swapper/1520:43:157
3044342993010,297cyclictest0-21swapper/1520:43:147
304432499301294,7cyclictest0-21swapper/421:54:0810
304432699300295,4cyclictest0-21swapper/522:05:1511
304432499299292,6cyclictest323654-21Xorg21:45:3610
3044314992990,298cyclictest510805-21TaskCon~ller1
304433399296292,3cyclictest390842-21Renderer20:44:1713
304433399296292,3cyclictest390842-21Renderer20:44:1613
3044342992900,288cyclictest0-21swapper/1523:16:027
304433599290282,7cyclictest390842-21Renderer20:41:1014
304433599290282,7cyclictest390842-21Renderer20:41:0914
304431099290288,2cyclictest3202857-21kworker/0:1+events22:10:110
304431099290288,2cyclictest3202857-21kworker/0:1+events22:10:100
304431099290283,6cyclictest323654-21Xorg21:39:590
3044338992891,287cyclictest0-21swapper/1119:12:043
304433799289283,5cyclictest323654-21Xorg20:40:392
304433799289283,5cyclictest323654-21Xorg20:40:382
304433699289282,6cyclictest323654-21Xorg21:47:1915
3044324992890,287cyclictest3722244-21StreamT~10
304431699289282,6cyclictest323654-21Xorg20:39:038
304431099289282,6cyclictest323654-21Xorg23:14:300
304434099288284,3cyclictest323654-21Xorg21:45:225
304433999288283,5cyclictest390842-21Renderer23:18:354
304433599288282,5cyclictest323654-21Xorg23:16:0014
304431699288279,6cyclictest323654-21Xorg21:45:468
304431099288280,7cyclictest323654-21Xorg23:15:420
304433999287282,5cyclictest323654-21Xorg19:12:094
304433899287281,4cyclictest323654-21Xorg21:46:233
304433799287282,4cyclictest323654-21Xorg22:02:142
304433699287281,5cyclictest323654-21Xorg20:45:0315
304433599287282,4cyclictest323925-21gnome-shell21:50:5914
304433399287281,5cyclictest323654-21Xorg22:04:5913
304433399287281,5cyclictest323654-21Xorg21:46:5613
304432499287282,4cyclictest323654-21Xorg22:07:4510
304431099287281,5cyclictest323654-21Xorg20:43:480
304431099287281,5cyclictest323654-21Xorg20:43:470
304434099286281,4cyclictest323654-21Xorg22:07:395
304434099286280,5cyclictest323654-21Xorg22:02:425
304433999286282,3cyclictest323654-21Xorg23:12:244
304433999286282,3cyclictest323654-21Xorg21:56:574
304433999286282,3cyclictest323654-21Xorg21:47:364
3044339992860,285cyclictest0-21swapper/1220:44:014
3044339992860,285cyclictest0-21swapper/1220:44:014
304433799286279,6cyclictest323654-21Xorg23:15:242
3044335992860,284cyclictest0-21swapper/821:59:4314
304433399286281,4cyclictest323654-21Xorg23:18:0013
304433399286281,4cyclictest323654-21Xorg22:09:0513
304433399286281,4cyclictest323654-21Xorg20:49:4613
304433099286279,6cyclictest390842-21Renderer21:55:0912
304432699286282,3cyclictest323654-21Xorg21:40:3911
304432499286283,2cyclictest3684193-21kworker/u64:5+events_unbound22:10:1110
304432499286283,2cyclictest3684193-21kworker/u64:5+events_unbound22:10:1010
304432099286279,6cyclictest323654-21Xorg21:41:079
304431699286278,7cyclictest390842-21Renderer20:48:178
304431499286281,4cyclictest323654-21Xorg21:50:491
304434099285281,3cyclictest323654-21Xorg20:41:545
304434099285281,3cyclictest323654-21Xorg20:41:535
304434099285280,4cyclictest323654-21Xorg23:15:205
304434099285280,4cyclictest323654-21Xorg23:12:305
304433899285281,3cyclictest323654-21Xorg22:02:203
3044338992850,284cyclictest0-21swapper/1122:05:193
304433799285280,4cyclictest323654-21Xorg21:51:122
304433799285279,5cyclictest323654-21Xorg21:47:572
304433699285280,4cyclictest323654-21Xorg22:00:5915
304433699285280,4cyclictest323654-21Xorg20:39:2015
304433599285281,3cyclictest323654-21Xorg22:03:3714
304433599285278,6cyclictest390842-21Renderer20:45:1814
304433399285281,3cyclictest323654-21Xorg21:56:4413
304432099285281,3cyclictest323654-21Xorg20:44:119
304432099285281,3cyclictest323654-21Xorg20:44:119
304431699285281,3cyclictest323654-21Xorg23:17:468
304431699285281,3cyclictest323654-21Xorg22:02:228
304431099285278,6cyclictest323654-21Xorg21:58:290
3044342992840,1cyclictest0-21swapper/1520:38:337
304434199284282,1cyclictest0-21swapper/1422:01:446
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional