You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-15 - 07:01

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 Wed Jul 15, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
231392317309,5sleep00-21swapper/019:08:380
230332317310,4sleep30-21swapper/319:07:183
230162315309,4sleep20-21swapper/219:07:052
214112315308,5sleep10-21swapper/119:05:111
23513993030,301cyclictest26037-21kworker/u16:0+efi_rts_wq22:25:133
23510993000,299cyclictest23261-21kworker/u16:2+efi_rts_wq21:15:140
23513992930,292cyclictest1248-21kworker/u16:2+efi_rts_wq23:25:133
23510992930,292cyclictest22144-21kworker/u16:1+efi_rts_wq23:40:100
23511992920,291cyclictest26037-21kworker/u16:0+efi_rts_wq22:15:031
23513992910,290cyclictest26037-21kworker/u16:0+efi_rts_wq22:45:083
23512992910,290cyclictest22144-21kworker/u16:1+efi_rts_wq19:50:132
23511992900,289cyclictest23261-21kworker/u16:2+efi_rts_wq21:15:141
23511992900,289cyclictest19323-21kworker/u16:0+efi_rts_wq00:10:121
23513992890,288cyclictest23261-21kworker/u16:2+efi_rts_wq19:25:133
23511992890,288cyclictest22144-21kworker/u16:1+efi_rts_wq19:15:121
23512992880,287cyclictest23261-21kworker/u16:2+efi_rts_wq19:35:122
23510992850,284cyclictest26037-21kworker/u16:0+efi_rts_wq22:30:120
23513992820,281cyclictest1248-21kworker/u16:2+efi_rts_wq23:20:163
23511992800,279cyclictest23261-21kworker/u16:2+efi_rts_wq20:19:401
23511992780,277cyclictest22144-21kworker/u16:1+efi_rts_wq23:35:141
23511992780,277cyclictest22144-21kworker/u16:1+efi_rts_wq19:50:141
23511992770,276cyclictest23261-21kworker/u16:2+efi_rts_wq19:40:121
23513992760,275cyclictest22144-21kworker/u16:1+efi_rts_wq22:15:143
23512992760,275cyclictest26037-21kworker/u16:0+efi_rts_wq22:20:132
23512992750,274cyclictest22144-21kworker/u16:1+efi_rts_wq21:35:142
23511992740,273cyclictest22144-21kworker/u16:1+efi_rts_wq20:05:111
23511992740,273cyclictest1248-21kworker/u16:2+efi_rts_wq23:30:141
23513992720,271cyclictest19323-21kworker/u16:0+efi_rts_wq00:15:153
23511992720,271cyclictest26037-21kworker/u16:0+efi_rts_wq23:05:131
23513992700,269cyclictest23261-21kworker/u16:2+efi_rts_wq21:30:133
23513992700,269cyclictest22144-21kworker/u16:1+efi_rts_wq20:20:143
23512992700,269cyclictest22144-21kworker/u16:1+efi_rts_wq20:34:442
23513992690,268cyclictest22144-21kworker/u16:1+efi_rts_wq00:35:143
23511992690,268cyclictest22144-21kworker/u16:1+efi_rts_wq22:25:041
23513992680,266cyclictest22144-21kworker/u16:1+efi_rts_wq22:40:133
23512992680,267cyclictest23261-21kworker/u16:2+efi_rts_wq19:59:352
23512992680,267cyclictest22144-21kworker/u16:1+efi_rts_wq21:34:542
23512992680,266cyclictest22144-21kworker/u16:1+efi_rts_wq23:35:132
23512992670,266cyclictest19323-21kworker/u16:0+efi_rts_wq00:10:132
23510992650,264cyclictest1248-21kworker/u16:2+efi_rts_wq23:45:120
23513992640,263cyclictest22144-21kworker/u16:1+efi_rts_wq20:45:123
23513992620,261cyclictest1248-21kworker/u16:2+efi_rts_wq23:35:173
23512992620,260cyclictest22144-21kworker/u16:1+efi_rts_wq23:10:152
23513992610,260cyclictest23261-21kworker/u16:2+efi_rts_wq21:50:133
23510992610,260cyclictest22144-21kworker/u16:1+efi_rts_wq20:15:140
23513992600,259cyclictest22144-21kworker/u16:1+efi_rts_wq00:25:133
23512992600,259cyclictest23261-21kworker/u16:2+efi_rts_wq21:44:572
23511992600,259cyclictest22144-21kworker/u16:1+efi_rts_wq19:39:311
23511992590,258cyclictest22144-21kworker/u16:1+efi_rts_wq21:05:121
23513992580,257cyclictest22144-21kworker/u16:1+efi_rts_wq19:30:123
23510992580,257cyclictest30803-21kworker/u16:3+efi_rts_wq23:15:130
23513992570,256cyclictest22144-21kworker/u16:1+efi_rts_wq23:10:153
23513992560,255cyclictest23261-21kworker/u16:2+efi_rts_wq20:55:143
23510992560,255cyclictest23261-21kworker/u16:2+efi_rts_wq20:50:140
23510992560,255cyclictest23261-21kworker/u16:2+efi_rts_wq19:20:140
23513992530,252cyclictest22144-21kworker/u16:1+efi_rts_wq00:05:133
23513992520,251cyclictest22144-21kworker/u16:1+efi_rts_wq20:05:123
23513992520,251cyclictest19323-21kworker/u16:0+efi_rts_wq00:20:133
23513992510,250cyclictest22144-21kworker/u16:1+efi_rts_wq21:55:123
23513992490,248cyclictest23261-21kworker/u16:2+efi_rts_wq20:35:143
23512992490,248cyclictest23261-21kworker/u16:2+efi_rts_wq21:19:502
23512992480,247cyclictest22144-21kworker/u16:1+efi_rts_wq21:20:132
23511992450,244cyclictest22144-21kworker/u16:1+efi_rts_wq21:10:131
23511992450,244cyclictest22144-21kworker/u16:1+efi_rts_wq20:50:141
23511992450,244cyclictest22144-21kworker/u16:1+efi_rts_wq19:55:131
23512992440,243cyclictest23261-21kworker/u16:2+efi_rts_wq21:00:152
23513992430,242cyclictest22144-21kworker/u16:1+efi_rts_wq19:45:143
23512992420,241cyclictest23261-21kworker/u16:2+efi_rts_wq21:14:502
23513992410,240cyclictest26037-21kworker/u16:0+efi_rts_wq22:55:143
23513992410,240cyclictest26037-21kworker/u16:0+efi_rts_wq22:55:133
23513992410,240cyclictest22144-21kworker/u16:1+efi_rts_wq21:49:573
23512992410,240cyclictest23261-21kworker/u16:2+efi_rts_wq20:59:472
23512992410,240cyclictest23261-21kworker/u16:2+efi_rts_wq19:25:132
23513992390,238cyclictest30803-21kworker/u16:3+efi_rts_wq23:15:123
23513992390,238cyclictest22144-21kworker/u16:1+efi_rts_wq19:10:133
23512992380,237cyclictest23261-21kworker/u16:2+efi_rts_wq20:35:142
23511992370,236cyclictest22144-21kworker/u16:1+efi_rts_wq19:10:141
23510992370,235cyclictest22144-21kworker/u16:1+efi_rts_wq22:45:140
23513992360,235cyclictest19323-21kworker/u16:0+efi_rts_wq00:00:233
23511992350,234cyclictest23261-21kworker/u16:2+efi_rts_wq20:24:421
23513992340,233cyclictest23261-21kworker/u16:2+efi_rts_wq22:05:003
23513992340,233cyclictest23261-21kworker/u16:2+efi_rts_wq21:09:493
23511992340,233cyclictest22144-21kworker/u16:1+efi_rts_wq20:30:141
23512992320,231cyclictest22144-21kworker/u16:1+efi_rts_wq20:00:122
23513992310,229cyclictest22144-21kworker/u16:1+efi_rts_wq23:50:213
23513992300,228cyclictest26037-21kworker/u16:0+efi_rts_wq22:30:053
23510992290,228cyclictest22144-21kworker/u16:1+efi_rts_wq00:30:270
23512992280,227cyclictest1248-21kworker/u16:2+efi_rts_wq23:40:192
23511992280,227cyclictest26037-21kworker/u16:0+efi_rts_wq22:45:141
23511992280,227cyclictest22144-21kworker/u16:1+efi_rts_wq19:45:131
23510992280,227cyclictest26037-21kworker/u16:0+efi_rts_wq22:20:120
23512992260,225cyclictest1248-21kworker/u16:2+efi_rts_wq23:20:142
23510992260,225cyclictest22144-21kworker/u16:1+efi_rts_wq22:50:130
23513992250,224cyclictest16973-21kworker/u16:3+efi_rts_wq23:55:123
23512992250,224cyclictest26037-21kworker/u16:0+efi_rts_wq23:05:132
23511992240,223cyclictest26037-21kworker/u16:0+efi_rts_wq23:00:131
23512992230,222cyclictest22144-21kworker/u16:1+efi_rts_wq20:49:462
23512992230,222cyclictest19323-21kworker/u16:0+efi_rts_wq00:20:252
23510992230,222cyclictest26037-21kworker/u16:0+efi_rts_wq22:55:140
23510992230,222cyclictest26037-21kworker/u16:0+efi_rts_wq22:55:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional