You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-23 - 01:45

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 May 22, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24342333312,4sleep00-21swapper/007:06:560
26152318303,5sleep30-21swapper/307:09:153
24772318304,5sleep10-21swapper/107:07:291
25232315307,5sleep20-21swapper/207:08:062
2937993020,301cyclictest13468-21kworker/u16:4+efi_rts_wq11:30:131
2938993010,300cyclictest11360-21kworker/u16:1+efi_rts_wq08:25:132
2937992980,297cyclictest11360-21kworker/u16:1+efi_rts_wq10:20:121
2937992970,296cyclictest11360-21kworker/u16:1+efi_rts_wq09:05:131
2937992970,296cyclictest11360-21kworker/u16:1+efi_rts_wq09:05:121
2939992960,294cyclictest20593-21kworker/u16:2+efi_rts_wq11:00:133
2936992940,293cyclictest11360-21kworker/u16:1+efi_rts_wq10:05:120
2937992930,291cyclictest16593-21kworker/u16:3+efi_rts_wq07:30:111
2939992920,291cyclictest13468-21kworker/u16:4+efi_rts_wq10:15:123
2939992920,291cyclictest13468-21kworker/u16:4+efi_rts_wq08:40:123
2938992910,286cyclictest11360-21kworker/u16:1+efi_rts_wq08:05:152
2939992900,289cyclictest11360-21kworker/u16:1+efi_rts_wq07:55:123
2937992890,286cyclictest13468-21kworker/u16:4+efi_rts_wq10:25:111
2938992880,286cyclictest13468-21kworker/u16:4+efi_rts_wq12:05:122
2937992880,287cyclictest13468-21kworker/u16:4+efi_rts_wq08:42:051
2936992880,287cyclictest11360-21kworker/u16:1+efi_rts_wq08:47:070
2936992880,287cyclictest11360-21kworker/u16:1+efi_rts_wq08:37:050
2937992870,286cyclictest13468-21kworker/u16:4+efi_rts_wq08:20:121
2939992850,284cyclictest7355-21kworker/u16:2+efi_rts_wq07:26:533
2936992850,284cyclictest13468-21kworker/u16:4+efi_rts_wq08:50:130
2937992840,283cyclictest13468-21kworker/u16:4+efi_rts_wq09:20:111
2936992840,283cyclictest11360-21kworker/u16:1+efi_rts_wq09:35:130
2939992830,282cyclictest20593-21kworker/u16:2+efi_rts_wq11:55:133
2938992830,282cyclictest16593-21kworker/u16:3+efi_rts_wq07:21:512
2938992830,282cyclictest11360-21kworker/u16:1+efi_rts_wq09:45:122
2937992830,282cyclictest20593-21kworker/u16:2+efi_rts_wq10:45:121
2936992810,280cyclictest11360-21kworker/u16:1+efi_rts_wq08:15:120
2936992800,279cyclictest20593-21kworker/u16:2+efi_rts_wq12:15:120
2938992790,278cyclictest13468-21kworker/u16:4+efi_rts_wq12:20:112
2937992790,278cyclictest20593-21kworker/u16:2+efi_rts_wq12:00:131
2936992790,278cyclictest13468-21kworker/u16:4+efi_rts_wq10:40:120
2936992780,277cyclictest13468-21kworker/u16:4+efi_rts_wq09:30:120
2936992760,275cyclictest16593-21kworker/u16:3+efi_rts_wq07:15:010
2936992760,275cyclictest13468-21kworker/u16:4+efi_rts_wq11:30:120
2936992760,275cyclictest13468-21kworker/u16:4+efi_rts_wq10:52:280
2939992750,274cyclictest20593-21kworker/u16:2+efi_rts_wq10:45:113
2936992750,274cyclictest13468-21kworker/u16:4+efi_rts_wq07:35:150
2938992740,273cyclictest11360-21kworker/u16:1+efi_rts_wq07:46:572
2937992730,272cyclictest11360-21kworker/u16:1+efi_rts_wq08:55:121
2939992720,271cyclictest11360-21kworker/u16:1+efi_rts_wq07:45:133
2936992690,268cyclictest13468-21kworker/u16:4+efi_rts_wq12:30:110
2936992690,268cyclictest13468-21kworker/u16:4+efi_rts_wq10:10:120
2936992680,267cyclictest13468-21kworker/u16:4+efi_rts_wq08:12:010
2936992660,265cyclictest13468-21kworker/u16:4+efi_rts_wq08:32:050
2939992650,264cyclictest20593-21kworker/u16:2+efi_rts_wq12:25:123
2938992650,264cyclictest13468-21kworker/u16:4+efi_rts_wq09:22:132
2939992640,263cyclictest16593-21kworker/u16:3+efi_rts_wq07:15:133
2936992640,263cyclictest11360-21kworker/u16:1+efi_rts_wq07:45:130
2936992640,261cyclictest11360-21kworker/u16:1+efi_rts_wq09:45:130
2936992620,261cyclictest13468-21kworker/u16:4+efi_rts_wq12:10:120
2938992610,260cyclictest13468-21kworker/u16:4+efi_rts_wq11:12:332
2936992600,259cyclictest11360-21kworker/u16:1+efi_rts_wq09:15:120
2939992580,257cyclictest13468-21kworker/u16:4+efi_rts_wq11:25:103
2939992560,255cyclictest20593-21kworker/u16:2+efi_rts_wq12:15:123
2936992550,254cyclictest20593-21kworker/u16:2+efi_rts_wq11:35:130
2936992550,253cyclictest11360-21kworker/u16:1+efi_rts_wq10:35:120
2937992540,253cyclictest11360-21kworker/u16:1+efi_rts_wq09:55:131
2937992530,252cyclictest13468-21kworker/u16:4+efi_rts_wq11:22:341
2938992510,250cyclictest13468-21kworker/u16:4+efi_rts_wq10:00:122
2936992510,250cyclictest13468-21kworker/u16:4+efi_rts_wq10:17:230
2937992500,249cyclictest13468-21kworker/u16:4+efi_rts_wq10:57:301
2937992490,248cyclictest13468-21kworker/u16:4+efi_rts_wq11:15:121
2938992480,247cyclictest11360-21kworker/u16:1+efi_rts_wq09:27:132
2936992470,246cyclictest13468-21kworker/u16:4+efi_rts_wq09:52:190
2936992450,244cyclictest20593-21kworker/u16:2+efi_rts_wq12:35:130
2936992450,244cyclictest20593-21kworker/u16:2+efi_rts_wq12:25:120
2936992450,244cyclictest20593-21kworker/u16:2+efi_rts_wq11:40:130
2938992410,240cyclictest20593-21kworker/u16:2+efi_rts_wq11:20:122
2938992410,240cyclictest13468-21kworker/u16:4+efi_rts_wq11:45:122
2938992410,240cyclictest13468-21kworker/u16:4+efi_rts_wq08:30:122
2936992410,240cyclictest13468-21kworker/u16:4+efi_rts_wq09:40:120
2936992370,236cyclictest20593-21kworker/u16:2+efi_rts_wq11:50:120
2937992360,235cyclictest20593-21kworker/u16:2+efi_rts_wq12:35:131
2938992350,234cyclictest13468-21kworker/u16:4+efi_rts_wq10:30:132
2939992340,233cyclictest13468-21kworker/u16:4+efi_rts_wq08:20:123
2938992340,232cyclictest20593-21kworker/u16:2+efi_rts_wq10:50:122
2939992330,232cyclictest13468-21kworker/u16:4+efi_rts_wq09:10:123
2937992330,232cyclictest11360-21kworker/u16:1+efi_rts_wq08:35:141
2937992310,229cyclictest20593-21kworker/u16:2+efi_rts_wq11:47:391
2937992300,229cyclictest13468-21kworker/u16:4+efi_rts_wq10:30:131
2939992290,228cyclictest11360-21kworker/u16:1+efi_rts_wq09:25:113
2939992280,227cyclictest13468-21kworker/u16:4+efi_rts_wq10:30:133
2938992270,226cyclictest11360-21kworker/u16:1+efi_rts_wq07:50:122
2938992250,224cyclictest13468-21kworker/u16:4+efi_rts_wq07:36:552
2939992200,219cyclictest13468-21kworker/u16:4+efi_rts_wq08:00:133
2938992200,219cyclictest13468-21kworker/u16:4+efi_rts_wq10:27:232
2938992200,219cyclictest13468-21kworker/u16:4+efi_rts_wq08:10:132
2937992200,219cyclictest13468-21kworker/u16:4+efi_rts_wq10:15:131
2937992200,217cyclictest20593-21kworker/u16:2+efi_rts_wq11:10:121
2936992200,219cyclictest13468-21kworker/u16:4+efi_rts_wq07:40:120
2937992180,217cyclictest13468-21kworker/u16:4+efi_rts_wq09:50:131
2937992170,216cyclictest16593-21kworker/u16:3+efi_rts_wq07:10:121
2937992140,213cyclictest13468-21kworker/u16:4+efi_rts_wq12:30:111
2939992120,211cyclictest11360-21kworker/u16:1+efi_rts_wq09:07:103
2939992120,211cyclictest11360-21kworker/u16:1+efi_rts_wq09:07:093
2936992120,210cyclictest13468-21kworker/u16:4+efi_rts_wq11:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional