You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-02-08 - 18:11

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 #e, slot #6

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
  TI
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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackeslot6s.osadl.org (updated Sat Feb 08, 2025 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202075999771,15cyclictest0-21swapper/311:30:153
2020756997624,43cyclictest0-21swapper/210:40:252
202075699751,23cyclictest2023535-21apt-get07:25:012
202075699751,23cyclictest2023535-21apt-get07:25:012
2020756997330,37cyclictest2045570-21grep09:35:292
2020756997128,6cyclictest2059626-21cron11:20:002
202075399709,34cyclictest0-21swapper/108:10:011
2020756996529,31cyclictest0-21swapper/211:55:292
2020756996329,28cyclictest0-21swapper/207:15:002
2020756996329,28cyclictest0-21swapper/207:15:002
2020756996224,6cyclictest0-21swapper/212:20:302
2020756996224,4cyclictest0-21swapper/210:40:002
2020749996218,10cyclictest15-21rcuc/008:10:020
2020756996022,7cyclictest2058683-21grep11:10:232
2020749996027,29cyclictest131ktimers/010:30:240
2020749996027,29cyclictest131ktimers/010:30:240
2020756995921,6cyclictest0-21swapper/207:50:222
2020749995955,2cyclictest0-21swapper/012:00:020
2020756995828,26cyclictest0-21swapper/212:30:242
2020756995824,4cyclictest0-21swapper/209:15:012
202075699562,5cyclictest2044270-21cut09:30:152
2020749995627,8cyclictest2056777-21apt-get11:00:010
2020756995519,3cyclictest0-21swapper/208:50:012
2020756995517,10cyclictest0-21swapper/209:20:002
202075399541,17cyclictest2021571-21munin-node07:15:021
202075399541,17cyclictest2021571-21munin-node07:15:021
2020756995327,21cyclictest0-21swapper/210:15:232
2020756995323,4cyclictest2052185-21latency_hist10:25:022
2020753995341,8cyclictest2042793-21sendmail09:20:011
202075699523,22cyclictest311ktimers/207:50:002
2020756995224,7cyclictest2047483-21grep09:50:232
2020756995224,4cyclictest168450irq/135-8000000.ethernet-tx207:30:312
2020749995143,5cyclictest2029509-21grep07:55:300
2020749995040,7cyclictest2028767-21sh07:55:010
2020749995020,27cyclictest2020746-21cyclictest09:15:010
2020756994919,7cyclictest0-21swapper/207:45:012
2020753994931,9cyclictest2026909-21grep07:40:281
2020749994911,19cyclictest20950irq/209-8000000.ethernet11:20:020
2020753994839,4cyclictest2052247-21munin-plugin-st10:30:001
202075399482,19cyclictest24-21ksoftirqd/112:30:021
202074999486,38cyclictest0-21swapper/011:10:230
2020749994836,9cyclictest0-21swapper/008:50:010
2020749994821,12cyclictest131ktimers/009:30:060
2020756994739,5cyclictest2020746-21cyclictest11:50:242
2020753994734,8cyclictest0-21swapper/107:50:301
2020753994729,10cyclictest0-21swapper/110:35:311
2020749994732,10cyclictest0-21swapper/007:25:020
2020749994732,10cyclictest0-21swapper/007:25:020
2020753994630,10cyclictest0-21swapper/110:30:241
2020753994630,10cyclictest0-21swapper/110:30:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional