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2026-06-25 - 20:34
OSADL QA Farm

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of system in rack #f, slot #5

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: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot5.osadl.org (updated Thu Jun 25, 2026 12:46:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
258299987976,7cyclictest0-21swapper/312:20:543
258099984974,5cyclictest0-21swapper/112:20:531
257999947924,18cyclictest971-21kworker/0:6+events_freezable_power_12:20:530
258199897886,6cyclictest0-21swapper/208:08:392
258099884874,5cyclictest0-21swapper/108:08:401
258299883877,2cyclictest0-21swapper/308:08:403
257999842824,5cyclictest971-21kworker/0:6+events_freezable_power_08:08:390
258199801786,8cyclictest0-21swapper/212:20:542
257999792752,34cyclictest30462-21kworker/0:2+events_freezable_power_11:48:000
257999789744,38cyclictest15449-21kworker/0:5+events_freezable_power_10:20:150
258199782770,7cyclictest0-21swapper/209:47:222
258199778766,7cyclictest0-21swapper/209:03:292
257999775730,38cyclictest18997-21kworker/0:4+events_freezable_power_08:30:360
258199774762,7cyclictest0-21swapper/208:41:342
258299771760,7cyclictest0-21swapper/308:19:383
258299771760,7cyclictest0-21swapper/308:19:373
258199771759,7cyclictest0-21swapper/207:13:502
258299770760,5cyclictest0-21swapper/309:47:213
258099768758,5cyclictest0-21swapper/108:19:381
258099768758,5cyclictest0-21swapper/108:19:371
258299767757,5cyclictest0-21swapper/309:03:293
258099767758,4cyclictest0-21swapper/109:47:211
258199766754,7cyclictest0-21swapper/211:26:042
258199766754,7cyclictest0-21swapper/211:26:032
258199766754,7cyclictest0-21swapper/209:36:232
258199766754,7cyclictest0-21swapper/209:36:232
258299765754,7cyclictest0-21swapper/307:57:423
258299764752,7cyclictest0-21swapper/311:04:083
258299764752,7cyclictest0-21swapper/311:04:073
258299764752,7cyclictest0-21swapper/309:58:193
258099764755,4cyclictest0-21swapper/109:03:291
257999764719,39cyclictest18997-21kworker/0:4+events_freezable_power_09:25:250
258299763753,5cyclictest0-21swapper/308:41:343
258299763751,7cyclictest0-21swapper/310:31:133
258299763751,7cyclictest0-21swapper/307:46:433
258099761751,5cyclictest0-21swapper/107:57:421
258099760750,5cyclictest0-21swapper/111:04:071
258099760750,5cyclictest0-21swapper/111:04:071
258099760750,5cyclictest0-21swapper/109:58:191
258299759749,5cyclictest0-21swapper/307:13:503
258299759748,7cyclictest0-21swapper/307:24:483
258299759747,7cyclictest0-21swapper/310:53:093
258099759750,4cyclictest0-21swapper/108:41:341
258099759749,5cyclictest0-21swapper/110:31:131
258099759749,5cyclictest0-21swapper/107:46:441
258299756744,7cyclictest0-21swapper/311:15:063
258099756747,4cyclictest0-21swapper/107:13:501
258299755745,5cyclictest0-21swapper/311:26:043
258299755745,5cyclictest0-21swapper/311:26:033
258099755745,5cyclictest0-21swapper/110:53:091
258099755745,5cyclictest0-21swapper/107:24:481
258299754744,5cyclictest0-21swapper/309:36:233
258299754744,5cyclictest0-21swapper/309:36:233
258299754742,7cyclictest0-21swapper/309:14:273
258299754742,7cyclictest0-21swapper/309:14:273
258199753741,7cyclictest0-21swapper/211:58:572
258299752741,7cyclictest0-21swapper/312:31:513
258199752740,7cyclictest0-21swapper/212:09:562
258099752742,5cyclictest0-21swapper/111:15:051
258099751742,4cyclictest0-21swapper/111:26:031
258099751742,4cyclictest0-21swapper/111:26:031
258099751742,4cyclictest0-21swapper/109:36:241
258099751742,4cyclictest0-21swapper/109:36:231
258099749739,5cyclictest0-21swapper/109:14:271
258099749739,5cyclictest0-21swapper/109:14:271
258099748738,5cyclictest0-21swapper/112:31:511
258299746734,7cyclictest0-21swapper/310:42:113
258299743732,7cyclictest0-21swapper/308:52:323
258299743731,7cyclictest0-21swapper/311:37:023
258299743731,7cyclictest0-21swapper/311:37:023
258299743731,7cyclictest0-21swapper/310:09:173
258099742732,5cyclictest0-21swapper/110:42:111
258299741731,5cyclictest0-21swapper/311:58:573
258299740730,5cyclictest0-21swapper/312:09:553
258099740730,5cyclictest0-21swapper/108:52:321
258099739729,5cyclictest0-21swapper/111:37:011
258099739729,5cyclictest0-21swapper/111:37:011
258099738729,4cyclictest0-21swapper/111:58:571
258099738728,5cyclictest0-21swapper/110:09:171
258099736728,3cyclictest0-21swapper/112:09:561
257999730708,17cyclictest1834-21kworker/0:1+events_freezable_power_08:19:380
257999730708,17cyclictest1834-21kworker/0:1+events_freezable_power_08:19:380
257999723701,17cyclictest1834-21kworker/0:1+events_freezable_power_07:57:420
257999722707,10cyclictest18997-21kworker/0:4+events_freezable_power_09:47:210
257999721700,17cyclictest15949-21kworker/0:2+events_freezable_power_09:58:190
257999721699,18cyclictest1834-21kworker/0:1+events_freezable_power_07:46:440
257999721699,17cyclictest971-21kworker/0:6+events_freezable_power_11:04:080
257999721699,17cyclictest971-21kworker/0:6+events_freezable_power_11:04:070
257999720698,17cyclictest19223-21kworker/0:4+events_freezable_power_10:31:130
257999719704,10cyclictest25510-21kworker/0:3+events_freezable_power_09:03:290
257999718695,18cyclictest25510-21kworker/0:3+events_freezable_power_10:53:100
257999717695,17cyclictest1834-21kworker/0:1+events_freezable_power_07:24:470
257999715700,10cyclictest18997-21kworker/0:4+events_freezable_power_08:41:340
257999714689,19cyclictest18997-21kworker/0:4+events_freezable_power_09:14:270
257999714689,19cyclictest18997-21kworker/0:4+events_freezable_power_09:14:270
257999713691,17cyclictest25510-21kworker/0:3+events_freezable_power_11:15:050
257999711696,10cyclictest18997-21kworker/0:4+events_freezable_power_07:13:500
257999710688,17cyclictest17234-21kworker/0:4+events_freezable_power_12:31:520
257999706692,9cyclictest660-21kworker/0:0+events_freezable_power_11:26:030
257999706692,9cyclictest660-21kworker/0:0+events_freezable_power_11:26:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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