You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-18 - 15:50
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 Sat Apr 18, 2026 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
27996719912194,14cyclictest2808671-21kworker/u4:7+events_unbound09:20:530
27996729910898,7cyclictest2842120-21kworker/u4:10+events_unbound09:25:561
27996719910193,6cyclictest2898961-21kworker/u4:2+events_unbound10:36:030
27996729910094,5cyclictest2877311-21kworker/u4:0+events_unbound10:41:051
2799672999884,7cyclictest2802167-21kworker/u4:11+events_unbound07:35:181
2799671999691,4cyclictest2808671-21kworker/u4:7+events_unbound09:10:510
2799671999487,5cyclictest2846640-21kworker/u4:4+events_unbound09:30:560
2799672999384,7cyclictest2812490-21kworker/u4:2+events_unbound08:20:361
2799671999386,5cyclictest2933955-21kworker/u4:11+events_unbound11:11:110
2799671999376,6cyclictest2833022-21kworker/u4:2+events_unbound09:15:510
2799672999183,6cyclictest2808671-21kworker/u4:7+events_unbound08:30:391
2799672999082,6cyclictest2921265-21kworker/u4:0+events_unbound11:06:121
2799671998975,6cyclictest2818996-21kworker/u4:19+events_unbound08:25:380
2799671998778,7cyclictest2851128-21kworker/u4:2+events_unbound09:35:580
2799671998274,6cyclictest2881770-21kworker/u4:2+events_unbound10:11:020
2799671997971,6cyclictest2977845-21kworker/u4:16+events_unbound12:01:170
2799672997870,6cyclictest2877311-21kworker/u4:0+events_unbound10:46:071
2799672997767,8cyclictest2808671-21kworker/u4:7+events_unbound08:35:381
2799672997464,7cyclictest2785567-21kworker/u4:5+events_unbound07:10:141
2799671997365,6cyclictest2842121-21kworker/u4:11+events_unbound09:45:570
2799672997258,5cyclictest2813791-21kworker/u4:12+events_unbound08:15:021
2799672997165,4cyclictest2956195-21kworker/u4:1+events_unbound11:41:161
2799671996861,5cyclictest2809944-21kworker/u4:18+events_unbound09:00:470
2799672996752,5cyclictest2785570-21kworker/u4:9+events_unbound07:30:011
2799672996646,13cyclictest2875388-21fschecks_count10:00:191
2799671996553,8cyclictest2799669-21cyclictest10:08:000
2799672996455,7cyclictest2895161-21kworker/u4:1+events_unbound10:25:011
2799671996457,5cyclictest2890714-21kworker/u4:3+events_unbound10:26:030
2799672996355,6cyclictest2863915-21kworker/u4:16+events_unbound09:55:591
2799671996238,13cyclictest2934597-21kworker/u4:12+events_unbound11:09:410
2799671996156,3cyclictest2859466-21kworker/u4:14+events_unbound09:51:000
2799671996135,14cyclictest2938390-21kworker/u4:15+events_unbound11:16:000
2799672996053,5cyclictest2818996-21kworker/u4:19+events_unbound08:45:011
2799671996050,8cyclictest2872825-21kworker/u4:10+events_unbound10:22:000
2799672995952,5cyclictest3000120-21kworker/u4:9+events_unbound12:30:421
2799671995952,5cyclictest3008985-21kworker/u4:0+events_unbound12:39:590
2799671995950,7cyclictest2830464-21systemd09:05:490
2799672995851,5cyclictest2802167-21kworker/u4:11+events_unbound08:00:331
2799672995844,6cyclictest2812493-21kworker/u4:9+events_unbound09:05:501
2799672995750,5cyclictest3000120-21kworker/u4:9+events_unbound12:36:231
2799671995745,5cyclictest2921265-21kworker/u4:0+events_unbound11:05:010
2799671995730,23cyclictest2971663-21grep11:50:170
2799672995649,5cyclictest2956196-21kworker/u4:4+events_unbound11:36:011
2799671995649,5cyclictest2784253-21kworker/u4:10+events_unbound08:10:360
2799671995642,12cyclictest2923673-21fschecks_count10:55:210
2799672995548,5cyclictest2947304-21kworker/u4:17+events_unbound11:22:001
2799672995545,8cyclictest2805857-21timerwakeupswit07:30:381
2799672995545,8cyclictest2802168-21kworker/u4:12+events_unbound07:20:151
2799671995548,5cyclictest2995641-21kworker/u4:7+events_unbound12:21:200
2799671995546,6cyclictest2870670-21grep09:55:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional