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2025-11-21 - 18:10
OSADL QA Farm

OSADL QA Farm on Real-time of Mainline Linux

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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 
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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 Fri Nov 21, 2025 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
189098699129120,6cyclictest1903802-21kworker/u4:4+events_unbound07:59:081
189098699124111,5cyclictest1894805-21kworker/u4:13+events_unbound08:59:191
189098699120113,5cyclictest2017194-21kworker/u4:9+events_unbound11:30:231
189098699119112,5cyclictest1993680-21kworker/u4:14+events_unbound11:25:221
189098699119111,6cyclictest1890902-21kworker/u4:0+events_unbound09:14:491
189098699115108,5cyclictest1890902-21kworker/u4:0+events_unbound08:44:421
189098699114107,5cyclictest2006670-21kworker/u4:11+events_unbound11:14:571
18909869911199,5cyclictest1890903-21kworker/u4:1+events_unbound07:18:581
189098699110103,5cyclictest1902524-21kworker/u4:3+events_unbound10:29:491
18909869910699,5cyclictest1972898-21kworker/u4:6+events_unbound11:04:551
18909869910497,5cyclictest1896094-21kworker/u4:5+events_unbound07:39:211
18909869910497,5cyclictest1890902-21kworker/u4:0+events_unbound09:34:321
18909869910495,7cyclictest1910450-21kworker/u4:20+events_unbound09:04:471
18909869910396,5cyclictest1965953-21kworker/u4:13+events_unbound10:20:081
18909869910194,5cyclictest1894810-21kworker/u4:14+events_unbound07:34:201
18909869910194,5cyclictest1894810-21kworker/u4:14+events_unbound07:34:201
18909869910093,5cyclictest1958800-21kworker/u4:1+events_unbound10:30:091
1890986999992,5cyclictest1993680-21kworker/u4:14+events_unbound11:09:571
1890986999992,5cyclictest1993680-21kworker/u4:14+events_unbound11:09:571
1890986999891,5cyclictest1910450-21kworker/u4:20+events_unbound08:24:361
1890986999891,5cyclictest1892207-21kworker/u4:7+events_unbound07:13:581
1890986999891,5cyclictest1892207-21kworker/u4:7+events_unbound07:13:571
1890986999487,5cyclictest2061927-21kworker/u4:1+events_unbound12:30:071
1890986999480,6cyclictest1892207-21kworker/u4:7+events_unbound08:04:081
1890985999484,8cyclictest53-21kswapd010:35:090
1890986999083,5cyclictest1893503-21kworker/u4:12+events_unbound08:39:371
1890986998775,8cyclictest53-21kswapd011:20:211
1890986998679,5cyclictest1893503-21kworker/u4:12+events_unbound08:54:181
1890986998678,6cyclictest2027839-21kworker/u4:2+events_unbound11:50:271
1890986998578,5cyclictest1902524-21kworker/u4:3+events_unbound08:09:101
1890985998377,4cyclictest1941226-21kworker/u4:6+events_unbound09:39:320
1890986998271,7cyclictest2022946-21ssh11:35:301
1890986998271,7cyclictest2022946-21ssh11:35:291
1890985998273,6cyclictest1931253-21kworker/u4:8+events_unbound09:24:240
1890986998174,5cyclictest1906569-21kworker/u4:16+events_unbound08:49:421
1890985998173,5cyclictest1951565-21kworker/u4:16+events_unbound09:54:370
1890986998073,5cyclictest1890904-21kworker/u4:2+events_unbound07:29:021
1890986998071,7cyclictest1903807-21kworker/u4:9+events_unbound08:14:271
1890985997672,3cyclictest1944779-21kworker/u4:11+events_unbound09:44:330
1890986997568,5cyclictest1965952-21kworker/u4:12+events_unbound10:39:511
1890986997568,5cyclictest1965952-21kworker/u4:12+events_unbound10:39:511
1890985997566,6cyclictest1894810-21kworker/u4:14+events_unbound07:29:180
1890986997466,6cyclictest2042741-21kworker/u4:10+events_unbound12:05:051
1890986997466,6cyclictest2042741-21kworker/u4:10+events_unbound12:05:051
1890985997469,3cyclictest1958800-21kworker/u4:1+events_unbound10:10:040
1890985997465,7cyclictest1893488-21kworker/u4:11+events_unbound07:49:240
1890986997366,5cyclictest1898655-21kworker/u4:15+events_unbound08:19:131
1890986996963,4cyclictest1944779-21kworker/u4:11+events_unbound10:05:031
1890986996859,6cyclictest2024128-21kworker/u4:4+events_unbound11:45:001
1890986996756,8cyclictest1903802-21kworker/u4:4+events_unbound09:49:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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