You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-18 - 15:14
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 Tue Nov 18, 2025 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
226301399141132,6cyclictest2380399-21kworker/u4:1+events_unbound11:20:510
226301499140128,9cyclictest2309456-21kworker/u4:2+events_unbound09:45:331
226301399132118,7cyclictest2254312-21kworker/u4:15+events_unbound07:35:100
226301499125115,7cyclictest2277167-21kworker/u4:14+events_unbound08:50:271
226301499121112,6cyclictest2312589-21kworker/u4:7+events_unbound09:40:341
226301499121107,10cyclictest2376904-21kworker/u4:10+events_unbound11:20:501
226301499119110,7cyclictest2265530-21kworker/u4:10+events_unbound07:50:131
226301399112103,6cyclictest2414662-21kworker/u4:8+events_unbound12:26:030
22630149911197,6cyclictest2322462-21kworker/u4:12+events_unbound09:55:321
22630149911090,6cyclictest2390843-21kworker/u4:9+events_unbound11:35:541
226301499110103,5cyclictest2343418-21kworker/u4:10+events_unbound10:25:371
226301399108101,5cyclictest2275855-21kworker/u4:7+events_unbound09:15:310
226301399108100,6cyclictest2259199-21kworker/u4:1+events_unbound07:10:070
22630149910596,7cyclictest2279731-21kworker/u4:17+events_unbound08:20:211
22630139910496,6cyclictest2343414-21kworker/u4:4+events_unbound10:45:450
22630149910385,5cyclictest2266845-21kworker/u4:12+events_unbound09:15:291
22630149910192,6cyclictest2353947-21kworker/u4:14+events_unbound10:40:421
2263014999875,8cyclictest2272003-21kworker/u4:3+events_unbound09:00:281
2263014999687,7cyclictest2266845-21kworker/u4:12+events_unbound07:55:131
2263014999686,8cyclictest2272003-21kworker/u4:3+events_unbound08:55:271
2263014999587,6cyclictest2254312-21kworker/u4:15+events_unbound07:45:141
2263014999373,8cyclictest2363542-21kworker/u4:7+events_unbound11:00:501
2263013999284,6cyclictest2260484-21kworker/u4:4+events_unbound07:20:090
2263014999181,8cyclictest2266845-21kworker/u4:12+events_unbound08:00:171
2263014999175,7cyclictest2408027-21kworker/u4:7+events_unbound12:05:581
2263013999172,15cyclictest53-21kswapd010:25:090
2263014999080,8cyclictest2269411-21kworker/u4:20+events_unbound07:40:121
2263013998981,5cyclictest2277165-21kworker/u4:11+events_unbound08:40:240
2263013998672,9cyclictest2360785-21kworker/u4:6+events_unbound10:55:460
2263013998575,7cyclictest2322929-21kworker/u4:13+events_unbound10:00:380
2263013998575,7cyclictest2312590-21kworker/u4:8+events_unbound09:50:320
2263014998375,5cyclictest2299420-21kworker/u4:6+events_unbound09:30:331
2263013998070,6cyclictest2343414-21kworker/u4:4+events_unbound10:30:400
2263014997962,5cyclictest2275856-21kworker/u4:8+events_unbound09:05:291
2263013997934,21cyclictest151ktimers/011:45:080
2263014997769,6cyclictest2277166-21kworker/u4:13+events_unbound08:05:181
2263014997759,5cyclictest2353947-21kworker/u4:14+events_unbound10:50:451
2263013997666,7cyclictest2272004-21kworker/u4:4+events_unbound08:25:210
2263014997466,6cyclictest2350430-21kworker/u4:8+events_unbound10:35:421
2263014997364,5cyclictest2309456-21kworker/u4:2+events_unbound10:05:011
2263013997236,22cyclictest2412446-21apt-get12:05:060
2263014997062,6cyclictest2299419-21kworker/u4:4+events_unbound09:25:301
2263014997062,5cyclictest2422870-21kworker/u4:9+events_unbound12:30:041
2263013996860,6cyclictest2277165-21kworker/u4:11+events_unbound08:45:020
2263013996856,9cyclictest2309456-21kworker/u4:2+events_unbound10:05:330
2263013996844,17cyclictest25750irq/23-42890000.ethernet10:35:100
2263013996838,7cyclictest25750irq/23-42890000.ethernet08:30:120
2263013996658,6cyclictest2275854-21kworker/u4:5+events_unbound09:20:260
2263013996628,29cyclictest25750irq/23-42890000.ethernet09:05:050
2263014996558,5cyclictest2370537-21kworker/u4:3+events_unbound11:10:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional