You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-03 - 23:36

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 #7, 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.

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 376 highest latencies:
System rack7slot3s.osadl.org (updated Wed Dec 03, 2025 15:36:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1597599833,26cyclictest0-21swapper/214:30:152
1597599833,26cyclictest0-21swapper/214:30:152
1597699765,12cyclictest0-21swapper/314:30:153
1597699765,12cyclictest0-21swapper/314:30:153
15973996825,7cyclictest0-21swapper/014:45:250
1597699636,13cyclictest0-21swapper/315:05:243
1597499618,14cyclictest0-21swapper/114:35:291
1597399575,10cyclictest0-21swapper/014:30:150
1597399575,10cyclictest0-21swapper/014:30:150
15973995730,13cyclictest7950irq/56-dwc_otg_14:55:400
15973995730,13cyclictest7950irq/56-dwc_otg_14:55:400
15973995716,19cyclictest28565-20Xorg15:10:300
155872573,7sleep20-21swapper/214:28:512
153682572,12sleep30-21swapper/314:26:013
1597399552,27cyclictest27105-21grep15:00:290
15973995240,9cyclictest0-21swapper/015:05:250
1597499518,26cyclictest0-21swapper/115:05:251
1597499513,15cyclictest0-21swapper/114:55:231
1597499513,15cyclictest0-21swapper/114:55:231
15973995023,6cyclictest18974-21tail14:35:430
1597699488,9cyclictest0-21swapper/314:45:343
15973994822,4cyclictest0-21swapper/015:25:260
1597399481,27cyclictest968-21grep15:15:380
1597399471,15cyclictest21250-21idleruntime-cro14:45:120
156462462,35sleep00-21swapper/014:29:380
15974994510,5cyclictest32702-21wget15:15:271
1597399451,28cyclictest7212-21modprobe15:35:120
1597399451,28cyclictest7212-21modprobe15:35:120
1597599447,25cyclictest0-21swapper/214:45:172
1597499447,25cyclictest0-21swapper/115:20:261
1597499443,2cyclictest0-21swapper/115:30:261
1597499443,2cyclictest0-21swapper/115:30:261
15973994415,20cyclictest0-21swapper/015:23:480
1597699433,25cyclictest0-21swapper/315:25:263
15975994115,5cyclictest26990-21/usr/sbin/munin15:00:252
1597499411,3cyclictest7750irq/56-dwc_otg14:40:241
1597599408,23cyclictest0-21swapper/215:25:262
1597599406,21cyclictest7850irq/56-dwc_otg_15:20:292
1597599391,18cyclictest7950irq/56-dwc_otg_15:09:292
1597499391,20cyclictest0-21swapper/114:45:391
15974993911,20cyclictest0-21swapper/114:30:151
15974993911,20cyclictest0-21swapper/114:30:151
15974993911,13cyclictest7750irq/56-dwc_otg15:10:191
1597399391,25cyclictest0-21swapper/014:51:190
15975993613,6cyclictest673-21runrttasks15:15:332
15974993617,11cyclictest3844-21/usr/sbin/munin15:25:391
1597599345,10cyclictest7850irq/56-dwc_otg_15:10:332
1597599344,4cyclictest7950irq/56-dwc_otg_14:50:332
156012343,25sleep10-21swapper/114:29:021
1597699331,16cyclictest0-21swapper/315:22:363
15976993110,14cyclictest17855-21acpi14:35:263
1597599312,12cyclictest7950irq/56-dwc_otg_15:35:132
1597599312,12cyclictest7950irq/56-dwc_otg_15:35:132
1597599311,7cyclictest19916-21fschecks_count14:40:302
1597499314,6cyclictest9550irq/80-mmc014:55:131
1597699301,8cyclictest7950irq/56-dwc_otg_15:35:133
1597699301,8cyclictest7950irq/56-dwc_otg_15:35:133
15976993011,13cyclictest28565-20Xorg15:10:403
1597599302,18cyclictest0-21swapper/214:37:482
1597499303,12cyclictest0-21swapper/115:00:461
1597699295,15cyclictest28129-21unixbench_singl15:00:453
1597599297,6cyclictest29-21rcuc/214:55:322
1597599297,6cyclictest29-21rcuc/214:55:322
1597699281,7cyclictest474-21cut15:15:303
1597699271,22cyclictest20630-21ls14:40:393
1597699271,17cyclictest0-21swapper/314:55:333
1597699271,17cyclictest0-21swapper/314:55:333
15976992710,10cyclictest7950irq/56-dwc_otg_14:50:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional