You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-29 - 12:01
OSADL QA Farm

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 system in rack #7, slot #2

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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Wed Apr 29, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
201336999082,6cyclictest214107-21kworker/u4:11+events_unbound21:11:191
201335998477,5cyclictest243556-21kworker/u4:5+events_unbound21:26:220
201336998173,6cyclictest394586-21kworker/u4:10+events_unbound00:36:501
201335997667,7cyclictest275228-21kworker/u4:4+events_unbound22:11:280
201335997667,6cyclictest402892-21kworker/u4:7+events_unbound00:25:000
201335997061,7cyclictest239001-21kworker/u4:2+events_unbound21:20:000
201335996962,5cyclictest372214-21kworker/u4:2+events_unbound00:11:460
201335996861,5cyclictest336663-21kworker/u4:12+events_unbound23:56:430
201336996761,4cyclictest203846-21kworker/u4:14+events_unbound19:30:001
201335996759,6cyclictest327544-21kworker/u4:14+events_unbound23:41:420
201335996654,8cyclictest266227-21kworker/u4:1+xprtiod21:50:110
201336996548,5cyclictest363147-21kworker/u4:16+events_unbound23:46:431
201335996557,6cyclictest270755-21kworker/u4:5+events_unbound21:56:250
201335996556,6cyclictest292496-21kworker/u4:4+events_unbound22:26:290
201336996457,5cyclictest288024-21kworker/u4:1+events_unbound22:16:291
201336996456,6cyclictest301536-21kworker/u4:3+events_unbound22:31:301
201336996454,8cyclictest318613-21systemd22:46:321
201335996355,5cyclictest279692-21kworker/u4:9+events_unbound22:05:000
201336996253,6cyclictest202563-21kworker/u4:10+events_unbound20:36:151
201336996253,6cyclictest196419-21kworker/u4:1+events_unbound20:26:151
201336996148,7cyclictest354763-21kworker/u4:2+events_unbound23:35:201
201336996052,6cyclictest397081-21sshd00:15:291
201335996053,5cyclictest402890-21kworker/u4:2+events_unbound00:26:490
201335996031,24cyclictest353261-21mailstats23:25:410
201336995950,7cyclictest232179-21kworker/u4:12+events_unbound21:30:001
201336995850,6cyclictest372216-21kworker/u4:5+events_unbound00:01:441
201336995848,8cyclictest390113-21kworker/u4:5+events_unbound00:10:011
201336995848,8cyclictest390113-21kworker/u4:5+events_unbound00:10:011
201336995751,4cyclictest252665-21kworker/u4:7+events_unbound21:40:031
201335995650,4cyclictest358641-21kworker/u4:15+events_unbound23:31:420
201336995547,6cyclictest203845-21kworker/u4:13+events_unbound19:51:101
201336995547,6cyclictest196419-21kworker/u4:1+events_unbound20:25:011
201335995548,5cyclictest402890-21kworker/u4:2+events_unbound00:31:480
201335995548,5cyclictest223144-21kworker/u4:13+events_unbound20:50:010
201335995547,5cyclictest201332-21cyclictest22:46:090
201335995546,6cyclictest201332-21cyclictest23:55:000
201336995429,20cyclictest53-21kswapd022:35:101
201335995435,5cyclictest221902-21apt20:30:000
201336995343,8cyclictest210238-21systemd19:41:061
201336995341,8cyclictest37-21kcompactd023:08:181
201335995346,5cyclictest298959-21latency_hist22:25:010
201335995344,7cyclictest0-21swapper/022:05:130
201335995343,8cyclictest315-21systemd-journal21:41:220
201336995244,6cyclictest214107-21kworker/u4:11+events_unbound20:05:011
201335995242,8cyclictest53-21kswapd022:35:110
201335995238,12cyclictest229599-21systemd20:56:170
201335995235,11cyclictest391686-21modprobe00:10:000
201335995235,11cyclictest391686-21modprobe00:10:000
201336995143,6cyclictest313357-21/usr/sbin/munin22:40:391
201336995142,7cyclictest372214-21kworker/u4:2+events_unbound23:55:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional