You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-21 - 01:47

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 #b, slot #5

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
  Phytec
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 100 highest latencies:
System rackbslot5s.osadl.org (updated Sat Jun 20, 2026 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1854299491,38cyclictest0-21swapper/211:50:132
1854299481,37cyclictest0-21swapper/211:15:112
1854299480,39cyclictest0-21swapper/208:55:132
1854299471,28cyclictest107461-21ntp_states11:25:202
18542994639,4cyclictest130536-21munin-plugin-st12:35:012
1854299460,36cyclictest0-21swapper/211:20:122
18539994535,7cyclictest63612-21grep09:20:001
18536994517,3cyclictest0-21swapper/010:25:170
1854299441,38cyclictest40024-21/usr/sbin/munin08:10:152
18539994433,7cyclictest0-21swapper/109:05:011
1853699441,5cyclictest132462-21awk12:39:590
18546994334,6cyclictest98376-21fschecks_time11:00:153
1854299431,39cyclictest38386-21/usr/sbin/munin08:05:162
1854299431,37cyclictest62442-21if_eth109:15:182
1854299431,37cyclictest127472-21/usr/sbin/munin12:25:132
18539994333,7cyclictest43153-21sendmail08:20:001
18536994325,14cyclictest73842-21auditctl09:50:010
1853699432,12cyclictest43162-21sendmail-msp08:19:590
18536994317,22cyclictest0-21swapper/011:15:140
1853699430,19cyclictest0-21swapper/008:25:160
1854299422,35cyclictest36361-21apt-get08:00:152
1854299421,36cyclictest113842-21/usr/sbin/munin11:45:132
1854299421,35cyclictest43382-21apt-get08:20:122
18536994216,2cyclictest0-21swapper/008:07:530
18536994215,3cyclictest62894-21sh09:15:240
18546994133,4cyclictest77443-21cron10:00:003
18546994131,5cyclictest0-21swapper/308:30:143
18542994132,5cyclictest100024-21cut11:05:162
18542994132,5cyclictest100024-21cut11:05:152
18542994130,8cyclictest311ktimers/209:40:142
1854299411,37cyclictest81712-21/usr/sbin/munin10:10:232
1854299411,37cyclictest42193-21/usr/sbin/munin08:15:212
1854299411,37cyclictest113088-21/usr/sbin/munin11:40:272
1854299411,36cyclictest23056-21/usr/sbin/munin07:20:182
1854299411,35cyclictest79403-21munin-node10:05:122
1854299411,35cyclictest73532-21sshd09:46:162
1854299411,35cyclictest122366-21/usr/sbin/munin12:10:152
1854299411,35cyclictest122366-21/usr/sbin/munin12:10:152
1854299410,34cyclictest50205-21apt-get08:40:132
18536994134,4cyclictest37828-21munin-plugin-st08:05:010
18536994116,3cyclictest0-21swapper/012:10:150
18536994116,3cyclictest0-21swapper/012:10:140
18536994115,4cyclictest13550irq/42-30be0000.ethernet08:50:200
1853699411,3cyclictest75975-21apt-get09:55:060
1853699411,18cyclictest69522-21ntp_states09:35:210
1854299402,36cyclictest109138-21/usr/sbin/munin11:30:202
18542994019,18cyclictest0-21swapper/208:25:222
18542994017,18cyclictest0-21swapper/210:25:192
1854299401,36cyclictest98707-21/usr/sbin/munin11:00:212
1854299401,36cyclictest66768-21cron09:27:002
1854299401,36cyclictest66768-21cron09:26:592
1854299401,36cyclictest59433-21/usr/sbin/munin09:05:242
1854299401,36cyclictest30260-21/usr/sbin/munin07:40:252
1854299401,36cyclictest26113-21/usr/sbin/munin07:30:262
1854299401,35cyclictest89757-21/usr/sbin/munin10:35:162
18539994031,5cyclictest68715-21cron09:35:001
18536994032,4cyclictest0-21swapper/008:40:010
18536994016,3cyclictest0-21swapper/009:05:220
18536994015,2cyclictest0-21swapper/011:35:180
1853699401,20cyclictest0-21swapper/012:05:240
18536994011,5cyclictest0-21swapper/012:30:230
18536994010,5cyclictest0-21swapper/009:40:180
18546993924,11cyclictest391ktimers/310:10:133
1854299392,33cyclictest48934-21load08:35:202
18542993922,14cyclictest0-21swapper/210:45:242
1854299391,35cyclictest75450-21cron09:54:002
1854299391,35cyclictest69762-21/usr/sbin/munin09:35:252
1854299391,35cyclictest47345-21/usr/sbin/munin08:30:202
1854299391,35cyclictest124458-21/usr/sbin/munin12:15:192
1854299391,35cyclictest120074-21sshd12:02:162
1854299391,34cyclictest91341-21/usr/sbin/munin10:40:102
1854299391,33cyclictest78158-21/usr/sbin/munin10:00:212
1854299391,33cyclictest33026-21/usr/sbin/munin07:50:142
1854299391,33cyclictest31995-21/usr/sbin/munin07:45:252
1854299391,33cyclictest126224-21/usr/sbin/munin12:20:202
18539993928,7cyclictest22853-21grep07:20:161
1853699399,5cyclictest105999-21unixbench_multi11:20:240
1854299382,33cyclictest58261-21sshd09:02:162
1854299382,33cyclictest34976-21/usr/sbin/munin07:55:182
1854299381,34cyclictest94744-21apt-get10:50:132
1854299381,34cyclictest89219-21cron10:33:012
1854299381,34cyclictest67610-21/usr/sbin/munin09:30:202
1854299381,34cyclictest64071-21grep09:20:152
1854299381,34cyclictest52363-21meminfo08:45:202
1854299381,34cyclictest29210-21sshd07:39:172
1854299381,34cyclictest117565-21/usr/sbin/munin11:55:192
1854299381,33cyclictest83143-21irqstats10:15:172
1854299381,32cyclictest96445-21apt-get10:55:132
1854299381,32cyclictest55210-21latency_hist08:55:012
18542993813,22cyclictest21357-21cut07:15:192
1854299381,31cyclictest101562-21apt-get11:10:132
18542993811,25cyclictest18691-21/usr/sbin/munin07:10:192
18536993831,4cyclictest22460-21cron07:20:000
18536993826,9cyclictest121ktimers/007:10:130
18536993812,6cyclictest121ktimers/007:30:230
18536993812,3cyclictest0-21swapper/011:25:130
18546993728,5cyclictest20159-21sh07:15:013
18546993727,5cyclictest0-21swapper/308:15:163
18546993726,7cyclictest37813-21sh08:05:013
18546993725,7cyclictest0-21swapper/307:20:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional