You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-20 - 05:14

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 #c, slot #3

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
  
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 rackcslot3s.osadl.org (updated Fri Mar 20, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
293242324318,4sleep20-21swapper/219:05:042
31657993190,317cyclictest14726-21kworker/u16:3+efi_rts_wq23:40:113
312682318311,4sleep00-21swapper/019:08:280
312142318303,5sleep30-21swapper/319:07:463
311702318311,5sleep10-21swapper/119:07:121
31657993160,313cyclictest5571-21kworker/u16:1+efi_rts_wq23:55:143
31656993160,315cyclictest5571-21kworker/u16:1+efi_rts_wq00:15:132
31656993160,315cyclictest31040-21kworker/u16:1+efi_rts_wq22:50:112
31654993140,313cyclictest31040-21kworker/u16:1+efi_rts_wq19:44:400
31654993130,312cyclictest14726-21kworker/u16:3+efi_rts_wq23:45:220
31656993110,310cyclictest31040-21kworker/u16:1+efi_rts_wq21:20:142
31657993100,309cyclictest26499-21kworker/u16:3+efi_rts_wq21:50:123
31656993100,309cyclictest32507-21kworker/u16:0+efi_rts_wq23:20:112
31654993100,308cyclictest31040-21kworker/u16:1+efi_rts_wq20:25:140
31656993090,308cyclictest31040-21kworker/u16:1+efi_rts_wq22:55:132
31656993070,306cyclictest31040-21kworker/u16:1+efi_rts_wq21:25:122
31655993060,305cyclictest32507-21kworker/u16:0+efi_rts_wq23:35:131
31657993050,304cyclictest31040-21kworker/u16:1+efi_rts_wq21:05:123
31657993050,303cyclictest14480-21kworker/u16:2+efi_rts_wq22:30:113
31657993040,303cyclictest31040-21kworker/u16:1+efi_rts_wq20:04:433
31654993030,302cyclictest31040-21kworker/u16:1+efi_rts_wq19:30:100
31657993010,300cyclictest26499-21kworker/u16:3+efi_rts_wq20:40:123
31656993010,300cyclictest26499-21kworker/u16:3+efi_rts_wq21:10:132
31655993010,300cyclictest31040-21kworker/u16:1+efi_rts_wq20:20:121
31654993010,300cyclictest31040-21kworker/u16:1+efi_rts_wq22:35:130
31654993010,300cyclictest26499-21kworker/u16:3+efi_rts_wq19:55:120
31654993000,299cyclictest14480-21kworker/u16:2+efi_rts_wq22:15:060
31656992970,296cyclictest14480-21kworker/u16:2+efi_rts_wq22:25:142
31654992960,295cyclictest10560-21kworker/u16:2+efi_rts_wq00:35:320
31654992950,294cyclictest26499-21kworker/u16:3+efi_rts_wq19:35:120
31656992940,293cyclictest14726-21kworker/u16:3+efi_rts_wq23:15:132
31657992930,292cyclictest26499-21kworker/u16:3+efi_rts_wq21:55:013
31654992930,292cyclictest4752-21kworker/u16:0+efi_rts_wq21:45:000
31654992920,291cyclictest32507-21kworker/u16:0+efi_rts_wq23:50:120
31655992910,290cyclictest31040-21kworker/u16:1+efi_rts_wq19:20:111
31654992900,289cyclictest32507-21kworker/u16:0+efi_rts_wq22:45:120
31654992900,289cyclictest31040-21kworker/u16:1+efi_rts_wq20:15:140
31654992900,289cyclictest14480-21kworker/u16:2+efi_rts_wq22:00:120
31654992890,288cyclictest31040-21kworker/u16:1+efi_rts_wq20:59:540
31656992860,285cyclictest14726-21kworker/u16:3+efi_rts_wq23:25:132
31657992840,283cyclictest19742-21kworker/u16:3+efi_rts_wq00:25:133
31657992840,282cyclictest32507-21kworker/u16:0+efi_rts_wq22:45:113
31657992820,281cyclictest5571-21kworker/u16:1+efi_rts_wq23:50:233
31656992810,280cyclictest19742-21kworker/u16:3+efi_rts_wq00:25:132
31654992810,280cyclictest31040-21kworker/u16:1+efi_rts_wq19:20:110
31655992800,279cyclictest26499-21kworker/u16:3+efi_rts_wq19:10:121
31654992800,279cyclictest31040-21kworker/u16:1+efi_rts_wq22:25:080
31656992790,278cyclictest26499-21kworker/u16:3+efi_rts_wq20:10:132
31654992790,278cyclictest26499-21kworker/u16:3+efi_rts_wq20:00:130
31654992780,277cyclictest5571-21kworker/u16:1+efi_rts_wq00:15:280
31657992760,275cyclictest14480-21kworker/u16:2+efi_rts_wq22:20:133
31656992760,275cyclictest31040-21kworker/u16:1+efi_rts_wq19:30:102
31656992760,275cyclictest14480-21kworker/u16:2+efi_rts_wq22:15:122
31656992760,273cyclictest31040-21kworker/u16:1+efi_rts_wq21:15:112
31654992760,275cyclictest5571-21kworker/u16:1+efi_rts_wq00:00:140
31654992740,273cyclictest31040-21kworker/u16:1+efi_rts_wq20:45:120
31657992730,272cyclictest10560-21kworker/u16:2+efi_rts_wq00:10:273
31655992730,272cyclictest26499-21kworker/u16:3+efi_rts_wq21:40:121
31657992720,271cyclictest5571-21kworker/u16:1+efi_rts_wq00:00:133
31657992710,270cyclictest4752-21kworker/u16:0+efi_rts_wq21:45:123
31657992710,270cyclictest31040-21kworker/u16:1+efi_rts_wq20:55:123
31657992710,270cyclictest26499-21kworker/u16:3+efi_rts_wq21:04:553
31656992710,270cyclictest26499-21kworker/u16:3+efi_rts_wq19:55:122
31656992710,270cyclictest14480-21kworker/u16:2+efi_rts_wq23:30:192
31655992710,270cyclictest31040-21kworker/u16:1+efi_rts_wq19:25:141
31654992710,270cyclictest31040-21kworker/u16:1+efi_rts_wq21:20:130
31656992700,269cyclictest14726-21kworker/u16:3+efi_rts_wq23:10:122
31654992700,269cyclictest32507-21kworker/u16:0+efi_rts_wq22:40:120
31657992690,267cyclictest31040-21kworker/u16:1+efi_rts_wq22:50:113
31656992690,268cyclictest14480-21kworker/u16:2+efi_rts_wq23:40:222
31654992650,264cyclictest19742-21kworker/u16:3+efi_rts_wq00:20:300
31657992630,262cyclictest26499-21kworker/u16:3+efi_rts_wq19:40:113
31656992630,262cyclictest26499-21kworker/u16:3+efi_rts_wq20:19:462
31654992630,262cyclictest4752-21kworker/u16:0+efi_rts_wq21:55:140
31654992630,262cyclictest26499-21kworker/u16:3+efi_rts_wq20:39:490
31657992620,261cyclictest26499-21kworker/u16:3+efi_rts_wq21:30:143
31654992610,260cyclictest19742-21kworker/u16:3+efi_rts_wq00:30:130
31654992590,258cyclictest26499-21kworker/u16:3+efi_rts_wq21:30:130
31654992580,257cyclictest31040-21kworker/u16:1+efi_rts_wq19:49:420
31656992570,256cyclictest32507-21kworker/u16:0+efi_rts_wq23:05:122
31657992560,255cyclictest31040-21kworker/u16:1+efi_rts_wq19:45:123
31656992560,255cyclictest26499-21kworker/u16:3+efi_rts_wq20:24:462
31655992560,255cyclictest26499-21kworker/u16:3+efi_rts_wq19:35:121
31654992550,254cyclictest10560-21kworker/u16:2+efi_rts_wq00:10:120
31656992540,251cyclictest26499-21kworker/u16:3+efi_rts_wq20:30:132
31654992540,253cyclictest4752-21kworker/u16:0+efi_rts_wq21:45:130
31656992530,252cyclictest26499-21kworker/u16:3+efi_rts_wq20:00:142
31654992530,252cyclictest26499-21kworker/u16:3+efi_rts_wq19:15:130
31656992520,251cyclictest26499-21kworker/u16:3+efi_rts_wq19:24:352
31655992510,250cyclictest14726-21kworker/u16:3+efi_rts_wq23:10:161
31657992490,248cyclictest31040-21kworker/u16:1+efi_rts_wq20:15:143
31656992490,247cyclictest31040-21kworker/u16:1+efi_rts_wq22:30:112
31654992490,248cyclictest26499-21kworker/u16:3+efi_rts_wq20:10:130
31654992440,243cyclictest26499-21kworker/u16:3+efi_rts_wq21:29:590
31657992420,241cyclictest32507-21kworker/u16:0+efi_rts_wq23:35:133
31654992410,240cyclictest32507-21kworker/u16:0+efi_rts_wq23:05:120
31654992410,240cyclictest31040-21kworker/u16:1+efi_rts_wq21:35:130
31655992360,235cyclictest26499-21kworker/u16:3+efi_rts_wq20:05:121
31654992360,235cyclictest26499-21kworker/u16:3+efi_rts_wq19:50:110
31656992340,233cyclictest31040-21kworker/u16:1+efi_rts_wq19:39:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional