You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-11 - 17:53

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 Tue Aug 11, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
305142319305,4sleep20-21swapper/207:09:132
302342319305,4sleep30-21swapper/307:05:383
305132314308,4sleep10-21swapper/107:09:131
302962313306,5sleep00-21swapper/007:06:280
30841993090,306cyclictest6009-21kworker/u16:0+efi_rts_wq07:50:131
30841993070,304cyclictest30417-21kworker/u16:1+efi_rts_wq09:10:141
30843993010,300cyclictest22032-21kworker/u16:2+efi_rts_wq10:52:413
30843992980,297cyclictest6009-21kworker/u16:0+efi_rts_wq08:55:133
30840992980,297cyclictest7513-21kworker/u16:1+efi_rts_wq11:20:110
30841992970,296cyclictest22032-21kworker/u16:2+efi_rts_wq11:02:431
30842992960,295cyclictest6009-21kworker/u16:0+efi_rts_wq09:07:232
30843992950,294cyclictest30417-21kworker/u16:1+efi_rts_wq10:15:133
30842992950,294cyclictest14111-21kworker/u16:0+efi_rts_wq11:30:122
30842992940,293cyclictest24661-21kworker/u16:3+efi_rts_wq10:50:142
30842992940,293cyclictest18973-21kworker/u16:1+efi_rts_wq11:50:112
30841992930,292cyclictest6009-21kworker/u16:0+efi_rts_wq08:30:131
30842992920,291cyclictest24661-21kworker/u16:3+efi_rts_wq10:00:142
30842992920,291cyclictest24661-21kworker/u16:3+efi_rts_wq10:00:142
30840992920,291cyclictest30073-21kworker/u16:0+efi_rts_wq12:20:130
30842992910,290cyclictest30417-21kworker/u16:1+efi_rts_wq09:40:122
30841992910,289cyclictest9959-21kworker/u16:2+efi_rts_wq11:27:471
30843992900,289cyclictest6009-21kworker/u16:0+efi_rts_wq07:45:143
30841992900,289cyclictest30417-21kworker/u16:1+efi_rts_wq08:25:161
30843992890,288cyclictest6009-21kworker/u16:0+efi_rts_wq09:05:123
30841992880,286cyclictest27784-21kworker/u16:2+efi_rts_wq12:05:161
30843992870,286cyclictest22032-21kworker/u16:2+efi_rts_wq10:40:123
30842992870,286cyclictest30417-21kworker/u16:1+efi_rts_wq07:25:142
30841992870,286cyclictest6009-21kworker/u16:0+efi_rts_wq09:17:251
30843992860,285cyclictest30417-21kworker/u16:1+efi_rts_wq08:00:133
30842992840,283cyclictest24661-21kworker/u16:3+efi_rts_wq10:05:102
30843992830,282cyclictest6009-21kworker/u16:0+efi_rts_wq07:52:093
30843992820,280cyclictest30417-21kworker/u16:1+efi_rts_wq07:35:123
30842992820,281cyclictest30417-21kworker/u16:1+efi_rts_wq07:15:132
30840992810,280cyclictest22032-21kworker/u16:2+efi_rts_wq10:45:140
30841992800,279cyclictest30417-21kworker/u16:1+efi_rts_wq07:40:101
30841992790,278cyclictest24661-21kworker/u16:3+efi_rts_wq11:05:141
30840992770,276cyclictest6009-21kworker/u16:0+efi_rts_wq08:20:140
30843992760,275cyclictest30417-21kworker/u16:1+efi_rts_wq07:27:043
30842992760,275cyclictest30417-21kworker/u16:1+efi_rts_wq08:15:132
30843992750,274cyclictest6009-21kworker/u16:0+efi_rts_wq07:20:123
30843992750,274cyclictest30073-21kworker/u16:0+efi_rts_wq12:33:003
30840992750,273cyclictest30417-21kworker/u16:1+efi_rts_wq08:35:120
30843992730,272cyclictest30417-21kworker/u16:1+efi_rts_wq08:35:123
30842992730,272cyclictest30417-21kworker/u16:1+efi_rts_wq10:25:142
30842992720,271cyclictest24661-21kworker/u16:3+efi_rts_wq10:20:122
30841992720,271cyclictest22032-21kworker/u16:2+efi_rts_wq11:10:131
30840992710,270cyclictest6009-21kworker/u16:0+efi_rts_wq09:35:160
30842992700,269cyclictest30417-21kworker/u16:1+efi_rts_wq10:35:132
30842992700,269cyclictest27784-21kworker/u16:2+efi_rts_wq12:05:162
30841992700,268cyclictest4888-21kworker/u16:0+efi_rts_wq11:15:131
30840992700,269cyclictest4888-21kworker/u16:0+efi_rts_wq11:15:130
30842992690,268cyclictest22032-21kworker/u16:2+efi_rts_wq11:00:132
30840992690,268cyclictest6009-21kworker/u16:0+efi_rts_wq08:55:140
30842992670,266cyclictest30073-21kworker/u16:0+efi_rts_wq12:10:142
30841992670,266cyclictest22032-21kworker/u16:2+efi_rts_wq10:47:421
30840992670,266cyclictest6009-21kworker/u16:0+efi_rts_wq09:30:130
30841992660,265cyclictest6009-21kworker/u16:0+efi_rts_wq09:05:121
30841992660,265cyclictest30417-21kworker/u16:1+efi_rts_wq09:45:131
30840992650,264cyclictest18973-21kworker/u16:1+efi_rts_wq11:55:150
30843992640,263cyclictest30073-21kworker/u16:0+efi_rts_wq12:12:553
30840992640,263cyclictest18973-21kworker/u16:1+efi_rts_wq11:45:130
30840992630,262cyclictest30417-21kworker/u16:1+efi_rts_wq07:55:140
30840992610,260cyclictest30417-21kworker/u16:1+efi_rts_wq09:00:130
30843992590,258cyclictest22032-21kworker/u16:2+efi_rts_wq10:55:133
30842992590,258cyclictest27784-21kworker/u16:2+efi_rts_wq12:15:132
30843992580,257cyclictest16443-21kworker/u16:3+efi_rts_wq12:00:143
30843992570,256cyclictest30417-21kworker/u16:1+efi_rts_wq07:10:123
30840992570,256cyclictest30073-21kworker/u16:0+efi_rts_wq12:35:120
30840992570,256cyclictest30073-21kworker/u16:0+efi_rts_wq12:30:150
30841992540,253cyclictest30417-21kworker/u16:1+efi_rts_wq09:32:281
30840992520,251cyclictest6009-21kworker/u16:0+efi_rts_wq08:40:130
30841992490,248cyclictest6009-21kworker/u16:0+efi_rts_wq07:22:031
30843992480,246cyclictest9959-21kworker/u16:2+efi_rts_wq11:35:133
30842992480,247cyclictest6009-21kworker/u16:0+efi_rts_wq09:27:272
30842992480,247cyclictest18973-21kworker/u16:1+efi_rts_wq11:40:132
30841992480,247cyclictest22032-21kworker/u16:2+efi_rts_wq10:42:411
30843992450,244cyclictest9959-21kworker/u16:2+efi_rts_wq11:32:483
30843992450,244cyclictest30417-21kworker/u16:1+efi_rts_wq08:27:153
30842992450,244cyclictest30073-21kworker/u16:0+efi_rts_wq12:20:122
30841992450,244cyclictest9959-21kworker/u16:2+efi_rts_wq11:37:491
30840992450,244cyclictest18973-21kworker/u16:1+efi_rts_wq11:50:110
30843992440,243cyclictest6009-21kworker/u16:0+efi_rts_wq07:30:133
30841992440,243cyclictest6009-21kworker/u16:0+efi_rts_wq08:42:191
30843992430,242cyclictest27784-21kworker/u16:2+efi_rts_wq12:15:133
30842992430,242cyclictest30417-21kworker/u16:1+efi_rts_wq07:12:012
30842992420,241cyclictest30417-21kworker/u16:1+efi_rts_wq08:32:162
30840992420,241cyclictest30417-21kworker/u16:1+efi_rts_wq10:17:370
30840992420,240cyclictest24661-21kworker/u16:3+efi_rts_wq10:30:130
30843992410,240cyclictest30417-21kworker/u16:1+efi_rts_wq09:47:313
30842992410,240cyclictest30073-21kworker/u16:0+efi_rts_wq12:30:142
30841992400,239cyclictest30417-21kworker/u16:1+efi_rts_wq09:02:231
30841992360,235cyclictest30417-21kworker/u16:1+efi_rts_wq08:52:211
30843992350,234cyclictest30417-21kworker/u16:1+efi_rts_wq07:17:023
30840992340,233cyclictest24661-21kworker/u16:3+efi_rts_wq10:12:360
30840992330,232cyclictest30417-21kworker/u16:1+efi_rts_wq09:55:140
30840992330,232cyclictest30417-21kworker/u16:1+efi_rts_wq09:55:140
30840992300,229cyclictest6009-21kworker/u16:0+efi_rts_wq08:07:120
30841992290,228cyclictest7513-21kworker/u16:1+efi_rts_wq11:20:121
30840992290,228cyclictest6009-21kworker/u16:0+efi_rts_wq07:32:050
30840992290,228cyclictest30417-21kworker/u16:1+efi_rts_wq08:50:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional