You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-24 - 11:01
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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 #5, slot #7

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: 50.5 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 highest latencies:
System rack5slot7s.osadl.org (updated Tue Feb 24, 2026 00:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16824224242185,95sleep00-21swapper19:06:040
173109916415,28cyclictest10715-21df21:45:280
173109916216,120cyclictest32298-21df20:40:280
173109916135,23cyclictest608-21/usr/sbin/munin20:46:380
173109916118,23cyclictest27466-21df20:10:270
173109916115,117cyclictest20165-21apt-get19:25:200
173109916111,127cyclictest3377-21munin-run00:20:030
173109916110,125cyclictest5455-21apt-get21:16:490
173109915717,116cyclictest12906-21apt22:00:020
173109915639,23cyclictest31917-21timerandwakeup20:36:020
173109915615,99cyclictest27291-21cat20:10:040
173109915615,100cyclictest25128-21irqstats19:55:380
173109915613,119cyclictest19786-21df22:40:280
173109915520,26cyclictest1870-21apt-get00:10:170
173109915516,116cyclictest17861-21apt22:30:110
173109915514,118cyclictest14733-21diskstats22:10:360
173109915428,17cyclictest0-21swapper19:25:010
173109915418,24cyclictest16349-21df_inode22:20:280
173109915414,115cyclictest6496-21head00:36:010
173109915411,121cyclictest26723-21grep23:21:040
173109915343,88cyclictest25223-21latency_hist23:15:040
173109915326,30cyclictest0-21swapper19:40:460
173109915314,24cyclictest28862-21modprobe20:20:000
173109915313,117cyclictest23790-21df_inode23:05:280
173109915311,118cyclictest26044-21ls20:00:470
173109915221,31cyclictest3609-21diskstats00:20:340
173109915217,112cyclictest30229-21apt23:45:000
173109915211,119cyclictest7166-21sort21:21:100
17310991519,26cyclictest20777-21ntpq22:45:500
173109915135,20cyclictest30070-21grep20:25:520
173109915120,29cyclictest29168-21irqstats20:20:420
173109915115,22cyclictest2454-21df_inode20:55:280
173109915115,114cyclictest31362-21/usr/sbin/munin23:50:410
173109915114,22cyclictest22174-21df_inode22:55:280
173109915113,27cyclictest5790-21snmpd22:00:100
173109915113,25cyclictest5790-21snmpd23:35:320
173109915110,57cyclictest22522-21latency_hist19:40:070
173109915110,24cyclictest545-21grep00:00:460
173109915110,118cyclictest2018-21cut20:51:040
173109915022,25cyclictest17646-21memory19:10:430
173109915022,100cyclictest23369-21apt-get19:45:220
173109915019,25cyclictest25385-21diskstats23:15:330
173109915018,106cyclictest3966-21apt-get21:05:190
173109915015,24cyclictest30569-21memory23:45:430
173109915012,24cyclictest5182-21df00:30:270
173109914932,20cyclictest0-21swapper21:30:040
173109914917,30cyclictest15411-21/usr/sbin/munin22:16:090
173109914917,30cyclictest14482-21users22:06:060
173109914912,39cyclictest17738-21munin-run22:30:020
173109914912,112cyclictest24456-21ntpq19:50:480
173109914837,90cyclictest21780-21/usr/sbin/munin22:50:590
173109914815,40cyclictest4868-21df_inode21:10:280
173109914810,114cyclictest10113-21grep21:40:480
173109914723,98cyclictest30581-21apt-get20:30:210
173109914713,25cyclictest5790-21snmpd22:36:040
173109914627,95cyclictest0-21swapper23:55:220
173109914619,27cyclictest18286-21irqstats19:15:190
173109914617,28cyclictest28349-21users23:31:040
173109914617,25cyclictest1248-21irqstats00:05:380
173109914613,26cyclictest12060-21/usr/sbin/munin21:51:030
173109914612,23cyclictest8202-21/usr/sbin/munin21:31:040
173109914610,115cyclictest21236-21awk19:30:470
173109914610,114cyclictest5790-21snmpd23:25:370
173109914519,101cyclictest4402-21diskstats00:25:340
173109914515,22cyclictest9100-21df21:35:250
173109914412,24cyclictest3273-21df21:00:260
173109914314,107cyclictest23037-21if_eth023:00:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional