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2024-10-13 - 22:41

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #9, slot #8

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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack9slot8s.osadl.org (updated Sun Oct 13, 2024 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
819502170,0irq/47-4a10000029294-21kworker/u2:1007:08:190
297649911932,0cyclictest15814-21ssh11:51:290
297649911643,0cyclictest81850irq/46-4a10000011:22:280
297649911528,0cyclictest27817-21ssh11:03:180
297649911449,0cyclictest81850irq/46-4a10000010:27:150
297649911139,0cyclictest81850irq/46-4a10000012:10:020
297649911133,0cyclictest32482-21latency_hist07:25:030
297649911041,0cyclictest81850irq/46-4a10000011:20:030
297649911035,0cyclictest81850irq/46-4a10000010:20:280
297649910944,0cyclictest101ktimersoftd/011:00:020
297649910933,0cyclictest1528-21sshd07:34:230
297649910837,0cyclictest81850irq/46-4a10000011:39:040
297649910827,0cyclictest32011-21sh09:52:360
297649910728,0cyclictest31608-21sh11:12:110
297649910727,0cyclictest21586-21sh10:48:030
297649910641,0cyclictest81850irq/46-4a10000012:22:570
29764991058,0cyclictest2069-21runrttasks12:35:280
297649910543,0cyclictest81850irq/46-4a10000010:36:320
297649910542,0cyclictest81850irq/46-4a10000009:46:490
297649910441,0cyclictest81850irq/46-4a10000012:30:330
297649910441,0cyclictest81850irq/46-4a10000009:31:250
297649910431,0cyclictest6200-21latency_hist08:05:040
297649910420,0cyclictest31580-21runrttasks07:19:380
297649910325,0cyclictest0-21swapper09:15:010
297649910323,0cyclictest0-21swapper09:16:060
297649910237,0cyclictest81850irq/46-4a10000011:32:010
297649910230,0cyclictest5393-21runrttasks10:07:550
297649910135,0cyclictest81850irq/46-4a10000009:55:150
297649910028,0cyclictest7484-21runrttasks08:14:310
297649910018,0cyclictest22950-21ssh09:28:460
29764999820,0cyclictest0-21swapper11:40:230
29764999723,0cyclictest28737-1kworker/u3:312:25:490
29764999628,0cyclictest0-21swapper10:43:380
29764999327,0cyclictest0-21swapper12:01:380
29764999226,0cyclictest0-21swapper12:18:430
29764999128,0cyclictest0-21swapper10:11:220
29764999024,0cyclictest0-21swapper09:42:370
29764998521,0cyclictest0-21swapper09:39:030
81850740,0irq/46-4a10000030062-1kworker/u3:007:15:050
81850670,0irq/46-4a1000002395-21kworker/u2:410:31:000
81850670,0irq/46-4a10000012796-1kworker/u3:310:50:230
81850640,0irq/46-4a1000000-21swapper12:11:080
29764996453,0cyclictest81850irq/46-4a10000011:10:000
29764996432,0cyclictest0-21swapper09:23:450
29764996431,0cyclictest0-21swapper11:45:460
29764996331,0cyclictest0-21swapper10:18:590
81850620,0irq/46-4a10000011618-1kworker/u3:208:46:570
81850620,0irq/46-4a1000000-21swapper11:26:390
81850620,0irq/46-4a1000000-21swapper10:00:400
81850590,0irq/46-4a1000000-21swapper11:57:040
81850550,0irq/46-4a1000001065-1kworker/u3:307:38:190
29764995544,0cyclictest81850irq/46-4a10000008:22:020
101550,0ktimersoftd/00-21swapper08:59:530
101550,0ktimersoftd/00-21swapper08:40:490
101540,0ktimersoftd/00-21swapper08:54:190
101540,0ktimersoftd/00-21swapper08:37:120
101540,0ktimersoftd/00-21swapper08:30:310
101540,0ktimersoftd/00-21swapper07:45:590
101540,0ktimersoftd/00-21swapper07:21:340
101530,0ktimersoftd/00-21swapper09:07:460
101530,0ktimersoftd/00-21swapper08:02:560
29764995226,0cyclictest14999-21latency_hist09:05:020
29764994834,0cyclictest5345-21ls08:00:010
29764994833,0cyclictest2479-21latency_hist07:40:040
29764994831,0cyclictest7742-21runrttasks08:15:380
29764994630,0cyclictest2280-21runrttasks07:50:170
29764994430,0cyclictest2280-21runrttasks08:25:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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