You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-12 - 04:25

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  Intel
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot6s.osadl.org (updated Thu Mar 12, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31792999226,9cyclictest30301-21sadc23:06:203
248599900,24rtkit-daemon0-21swapper/118:18:490
248599890,31rtkit-daemon20830-21yum-updatesd-he18:30:040
248599870,32rtkit-daemon17210-21yum-updatesd-he19:29:540
248599870,30rtkit-daemon30758-21perl20:41:440
248599870,30rtkit-daemon30758-21perl20:41:440
248599860,5rtkit-daemon2484-21rtkit-daemon22:21:551
248599860,29rtkit-daemon22498-21yum-updatesd-he20:29:590
248599850,4rtkit-daemon2484-21rtkit-daemon20:25:141
248599850,27rtkit-daemon0-21swapper/120:20:292
248599840,5rtkit-daemon41ktimersoftd/019:32:010
248599840,30rtkit-daemon9066-21munin-node21:46:560
248599840,29rtkit-daemon0-21swapper/121:10:572
248599840,28rtkit-daemon10538-21perl20:11:450
248599840,24rtkit-daemon0-21swapper/119:06:402
248599830,27rtkit-daemon21922-21perl18:31:490
248599830,26rtkit-daemon27632-21ssh19:50:460
248599830,26rtkit-daemon0-21swapper/123:15:380
248599830,26rtkit-daemon0-21swapper/121:27:190
248599830,25rtkit-daemon15144-21ssh21:55:030
248599830,23rtkit-daemon30371-21ssh19:53:230
248599820,28rtkit-daemon0-21swapper/122:10:182
248599820,28rtkit-daemon0-21swapper/118:51:550
248599820,27rtkit-daemon6260-21yum-updatesd-he22:29:540
248599820,27rtkit-daemon17009-21diskstats18:21:490
248599820,27rtkit-daemon0-21swapper/119:02:480
248599820,26rtkit-daemon0-21swapper/118:09:500
248599820,25rtkit-daemon29284-21ssh20:39:510
248599820,25rtkit-daemon25706-21uptime22:56:530
248599820,25rtkit-daemon0-21swapper/120:44:142
248599820,25rtkit-daemon0-21swapper/120:44:142
248599820,24rtkit-daemon0-21swapper/118:43:110
248599820,23rtkit-daemon25557-21ssh20:33:360
248599810,4rtkit-daemon2484-21rtkit-daemon23:12:531
248599810,25rtkit-daemon0-21swapper/118:57:550
248599800,29rtkit-daemon0-21swapper/121:19:270
248599800,27rtkit-daemon0-21swapper/122:01:330
248599800,27rtkit-daemon0-21swapper/121:32:570
248599800,27rtkit-daemon0-21swapper/121:21:350
248599800,27rtkit-daemon0-21swapper/121:21:350
248599800,26rtkit-daemon8547-21sh20:08:070
248599800,26rtkit-daemon24529-21diskmemload21:08:430
248599800,26rtkit-daemon0-21swapper/121:40:190
248599800,26rtkit-daemon0-21swapper/120:23:220
248599800,26rtkit-daemon0-21swapper/119:44:160
248599800,26rtkit-daemon0-21swapper/118:50:100
248599800,25rtkit-daemon24529-21diskmemload22:33:470
248599800,25rtkit-daemon0-21swapper/120:57:430
248599800,24rtkit-daemon0-21swapper/121:58:560
248599800,23rtkit-daemon0-21swapper/120:16:370
248599790,26rtkit-daemon0-21swapper/122:22:550
248599790,26rtkit-daemon0-21swapper/122:09:250
248599790,25rtkit-daemon30454-21needreboot22:16:470
248599790,24rtkit-daemon0-21swapper/122:54:230
248599790,24rtkit-daemon0-21swapper/120:46:360
248599790,23rtkit-daemon0-21swapper/118:41:110
248599790,23rtkit-daemon0-21swapper/118:41:110
248599780,26rtkit-daemon0-21swapper/118:11:350
248599780,25rtkit-daemon0-21swapper/120:52:060
248599780,24rtkit-daemon0-21swapper/122:38:240
248599780,24rtkit-daemon0-21swapper/119:06:320
248599780,23rtkit-daemon0-21swapper/123:06:150
248599780,21rtkit-daemon0-21swapper/121:41:560
248599770,26rtkit-daemon0-21swapper/121:53:032
248599770,24rtkit-daemon0-21swapper/119:36:310
248599760,25rtkit-daemon0-21swapper/117:51:500
248599760,25rtkit-daemon0-21swapper/117:51:500
248599760,21rtkit-daemon0-21swapper/123:06:230
248599760,19rtkit-daemon0-21swapper/122:41:240
248599750,5rtkit-daemon2484-21rtkit-daemon20:56:581
248599750,25rtkit-daemon0-21swapper/120:04:380
248599740,4rtkit-daemon2484-21rtkit-daemon23:03:532
248599740,23rtkit-daemon12-21rcu_preempt22:41:312
31791997110,51cyclictest7295-21wc20:06:492
3179199704,35cyclictest0-21swapper/221:32:372
248599700,5rtkit-daemon2484-21rtkit-daemon22:36:022
31791996948,14cyclictest0-21swapper/222:36:342
31791996947,13cyclictest0-21swapper/220:36:452
248599690,6rtkit-daemon2484-21rtkit-daemon19:25:472
248599690,5rtkit-daemon2484-21rtkit-daemon20:56:062
248599690,4rtkit-daemon2484-21rtkit-daemon21:11:572
248599680,13rtkit-daemon2484-21rtkit-daemon22:46:543
248599670,4rtkit-daemon2484-21rtkit-daemon17:56:432
31790996622,27cyclictest25853-21latency19:46:511
3178899665,15cyclictest0-21swapper/022:46:510
248599660,5rtkit-daemon2484-21rtkit-daemon21:02:352
248599660,4rtkit-daemon2484-21rtkit-daemon19:57:082
248599660,4rtkit-daemon2484-21rtkit-daemon19:57:082
248599660,4rtkit-daemon2484-21rtkit-daemon19:39:462
248599650,5rtkit-daemon2484-21rtkit-daemon19:24:173
248599650,4rtkit-daemon2484-21rtkit-daemon19:17:022
248599650,4rtkit-daemon2484-21rtkit-daemon18:13:492
248599650,13rtkit-daemon2484-21rtkit-daemon23:11:532
37712640,15sleep1201ktimersoftd/122:26:341
31791996444,12cyclictest0-21swapper/220:11:402
3178899644,52cyclictest26234-21cpuspeed_turbos22:11:370
248599640,5rtkit-daemon2484-21rtkit-daemon19:36:463
248599640,4rtkit-daemon2484-21rtkit-daemon21:17:202
248599640,4rtkit-daemon2484-21rtkit-daemon17:53:433
248599640,4rtkit-daemon2484-21rtkit-daemon17:53:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional