You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-17 - 01:32
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 Thu Apr 16, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
8997299111100,9cyclictest53-21kswapd010:25:330
899749910993,6cyclictest140648-21kworker/u4:12+events_unbound09:45:271
899749910693,9cyclictest127811-21kworker/u4:9-nfsiod09:35:131
899749910291,7cyclictest189420-21kworker/u4:4+events_unbound10:40:371
899749910288,5cyclictest220155-21kworker/u4:7+events_unbound11:10:421
89974999990,7cyclictest84874-21kworker/u4:3+events_unbound08:15:111
89974999173,6cyclictest273226-21kworker/u4:8+events_unbound12:05:491
89974999083,5cyclictest193920-21kworker/u4:7+events_unbound10:35:341
89972998878,8cyclictest53-21kswapd010:20:320
89972998878,6cyclictest127812-21kworker/u4:10-nfsiod09:35:130
89972998877,9cyclictest127810-21kworker/u4:8+events_unbound09:30:270
89974998476,6cyclictest207347-21kworker/u4:10+events_unbound11:15:431
89974998375,6cyclictest112926-21kworker/u4:9+events_unbound08:40:021
89974998170,8cyclictest158649-21kworker/u4:8+events_unbound10:00:001
89972997870,5cyclictest112928-21kworker/u4:11+events_unbound08:40:150
89974997769,6cyclictest286593-21kworker/u4:9+events_unbound12:35:521
89974997769,5cyclictest112926-21kworker/u4:9+events_unbound08:45:001
89972997530,25cyclictest179287-21ntpq10:15:300
89974997365,6cyclictest87372-21kworker/u4:5+events_unbound07:50:011
89972997231,21cyclictest258681-21ntpq11:45:350
89974997164,5cyclictest273230-21kworker/u4:13+events_unbound12:25:011
89974997156,6cyclictest277669-21kworker/u4:3+events_unbound12:15:481
89972997124,26cyclictest241079-21ntp_states11:25:360
89972997122,23cyclictest197063-21ntpq10:35:390
89972997030,18cyclictest152924-21ntpq09:45:390
89972997028,19cyclictest156822-21ssh09:50:180
89972997024,22cyclictest275538-21/usr/sbin/munin12:05:160
89974996950,5cyclictest202873-21kworker/u4:5+events_unbound11:05:421
89974996950,5cyclictest202873-21kworker/u4:5+events_unbound11:05:411
89972996924,25cyclictest120631-21diskmemload09:10:310
89974996861,5cyclictest233601-21kworker/u4:9+events_unbound11:50:481
89974996859,6cyclictest105257-21kworker/u4:1+events_unbound08:30:011
89972996830,12cyclictest120064-21ntpq09:05:230
89972996825,23cyclictest279875-21tr12:10:140
89972996820,25cyclictest245241-21ssh11:30:250
89972996729,13cyclictest133406-21ssh09:24:070
89972996728,19cyclictest138421-21ssh09:30:000
89972996724,23cyclictest161708-21ntpq09:55:370
89972996650,12cyclictest53-21kswapd012:00:070
89972996650,11cyclictest203413-21ssh10:43:020
89972996629,11cyclictest99717-21ntpq07:45:310
89972996627,13cyclictest264741-21ssh11:52:340
89972996626,16cyclictest208877-21ssh10:49:430
89972996626,15cyclictest285710-21ssh12:15:570
89972996626,14cyclictest235284-21ssh11:19:400
89972996624,9cyclictest218934-21ntpq11:00:280
89974996557,6cyclictest87373-21kworker/u4:6+events_unbound08:20:131
89972996531,11cyclictest95589-21fw_packets07:30:190
89972996529,20cyclictest0-21swapper/011:20:410
89972996529,12cyclictest254243-21ntpq11:40:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional