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2025-12-07 - 07:15

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #7

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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack8slot7s.osadl.org (updated Sun Dec 07, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5188991919,0cyclictest55650irq/125-lan23:00:210
5188991918,1cyclictest55650irq/125-lan23:51:180
5188991918,1cyclictest55650irq/125-lan23:43:390
5188991918,1cyclictest55650irq/125-lan23:25:370
5188991918,1cyclictest55650irq/125-lan23:05:580
5188991918,1cyclictest55650irq/125-lan22:52:440
5188991918,1cyclictest55650irq/125-lan22:33:570
5188991918,1cyclictest55650irq/125-lan22:25:180
5188991918,1cyclictest55650irq/125-lan22:16:300
5188991918,1cyclictest55650irq/125-lan22:13:340
5188991918,1cyclictest55650irq/125-lan21:16:380
5188991918,1cyclictest55650irq/125-lan20:40:160
5188991917,2cyclictest55650irq/125-lan23:24:370
5188991917,2cyclictest55650irq/125-lan00:17:140
5190991818,0cyclictest703-21snmpd22:38:051
5190991818,0cyclictest703-21snmpd19:33:511
5190991818,0cyclictest703-21snmpd19:17:351
5190991817,0cyclictest703-21snmpd19:49:001
5190991817,0cyclictest703-21snmpd00:27:271
5188991818,0cyclictest55650irq/125-lan22:47:080
5188991818,0cyclictest55650irq/125-lan22:41:090
5188991818,0cyclictest55650irq/125-lan22:22:060
5188991818,0cyclictest55650irq/125-lan00:02:510
5188991817,1cyclictest55650irq/125-lan23:55:120
5188991817,1cyclictest55650irq/125-lan23:46:390
5188991817,1cyclictest55650irq/125-lan23:35:050
5188991817,1cyclictest55650irq/125-lan23:30:090
5188991817,1cyclictest55650irq/125-lan23:15:090
5188991817,1cyclictest55650irq/125-lan23:10:120
5188991817,1cyclictest55650irq/125-lan22:55:130
5188991817,1cyclictest55650irq/125-lan22:40:000
5188991817,1cyclictest55650irq/125-lan22:07:310
5188991817,1cyclictest55650irq/125-lan22:04:300
5188991817,1cyclictest55650irq/125-lan21:55:100
5188991817,1cyclictest55650irq/125-lan21:53:240
5188991817,1cyclictest55650irq/125-lan21:49:210
5188991817,1cyclictest55650irq/125-lan21:41:190
5188991817,1cyclictest55650irq/125-lan21:25:440
5188991817,1cyclictest55650irq/125-lan21:20:340
5188991817,1cyclictest55650irq/125-lan21:10:500
5188991817,1cyclictest55650irq/125-lan20:51:360
5188991817,1cyclictest55650irq/125-lan20:17:560
5188991817,1cyclictest55650irq/125-lan20:00:200
5188991817,1cyclictest55650irq/125-lan19:51:590
5188991817,1cyclictest55650irq/125-lan19:22:510
5188991817,1cyclictest55650irq/125-lan00:35:120
5188991817,1cyclictest55650irq/125-lan00:34:430
5188991817,1cyclictest55650irq/125-lan00:29:530
5188991817,1cyclictest55650irq/125-lan00:21:270
5188991817,1cyclictest55650irq/125-lan00:10:280
5188991816,2cyclictest55650irq/125-lan21:35:170
5190991717,0cyclictest703-21snmpd23:49:111
5190991717,0cyclictest703-21snmpd22:42:521
5190991717,0cyclictest703-21snmpd22:32:051
5190991717,0cyclictest703-21snmpd22:27:501
5190991717,0cyclictest703-21snmpd21:40:191
5190991717,0cyclictest703-21snmpd20:22:321
5190991717,0cyclictest703-21snmpd19:40:371
5190991717,0cyclictest703-21snmpd19:35:331
5190991717,0cyclictest703-21snmpd00:19:131
5188991717,0cyclictest55650irq/125-lan20:10:390
5188991716,1cyclictest55650irq/125-lan21:30:050
5188991716,1cyclictest55650irq/125-lan20:46:500
5188991716,1cyclictest55650irq/125-lan20:28:050
5188991716,1cyclictest55650irq/125-lan20:21:160
5188991716,1cyclictest55650irq/125-lan20:08:500
5188991716,1cyclictest55650irq/125-lan19:58:500
5188991716,1cyclictest55650irq/125-lan19:41:520
5190991616,0cyclictest703-21snmpd23:41:211
5190991616,0cyclictest703-21snmpd23:02:251
5190991616,0cyclictest703-21snmpd22:47:311
5190991616,0cyclictest703-21snmpd22:11:181
5190991616,0cyclictest703-21snmpd21:32:251
5190991616,0cyclictest703-21snmpd20:41:501
5190991616,0cyclictest703-21snmpd00:03:481
5190991616,0cyclictest294-21hwrng23:14:421
5190991616,0cyclictest294-21hwrng21:25:091
5190991615,1cyclictest294-21hwrng00:12:041
5188991616,0cyclictest55650irq/125-lan20:36:080
5188991615,1cyclictest55650irq/125-lan21:08:070
5188991615,1cyclictest55650irq/125-lan21:04:310
5188991615,1cyclictest55650irq/125-lan20:31:040
5188991615,1cyclictest55650irq/125-lan19:33:570
5190991515,0cyclictest294-21hwrng23:50:321
5190991515,0cyclictest294-21hwrng23:35:121
5190991515,0cyclictest294-21hwrng22:56:171
5190991515,0cyclictest294-21hwrng22:24:321
5190991515,0cyclictest294-21hwrng22:19:251
5190991515,0cyclictest294-21hwrng21:55:511
5190991515,0cyclictest294-21hwrng21:24:081
5190991515,0cyclictest294-21hwrng20:05:171
5190991515,0cyclictest294-21hwrng00:38:411
5190991514,1cyclictest294-21hwrng23:30:051
5190991514,1cyclictest10766-21kworker/1:1+events23:57:091
5188991514,1cyclictest55650irq/125-lan20:58:110
5188991514,1cyclictest55650irq/125-lan19:26:020
5190991414,0cyclictest703-21snmpd23:07:331
5190991414,0cyclictest703-21snmpd20:26:071
5190991414,0cyclictest294-21hwrng23:25:591
5190991414,0cyclictest294-21hwrng21:49:431
5190991414,0cyclictest294-21hwrng21:15:551
5190991414,0cyclictest294-21hwrng21:02:381
5190991414,0cyclictest294-21hwrng20:45:131
5190991414,0cyclictest294-21hwrng20:03:131
5190991414,0cyclictest294-21hwrng00:32:311
5190991414,0cyclictest294-21hwrng00:23:201
5188991414,0cyclictest294-21hwrng19:48:530
5188991414,0cyclictest294-21hwrng19:15:050
5188991413,1cyclictest55650irq/125-lan19:13:530
5190991313,0cyclictest294-21hwrng23:16:451
5190991313,0cyclictest294-21hwrng22:52:111
5190991313,0cyclictest294-21hwrng22:09:111
5190991313,0cyclictest294-21hwrng21:37:261
5190991313,0cyclictest294-21hwrng20:31:531
5190991313,0cyclictest294-21hwrng20:15:311
5190991313,0cyclictest294-21hwrng19:13:031
5190991313,0cyclictest10761-21fwupd19:22:151
5190991312,1cyclictest294-21hwrng21:10:481
5188991312,1cyclictest55650irq/125-lan19:35:120
5190991212,0cyclictest294-21hwrng23:23:561
5190991212,0cyclictest294-21hwrng22:02:011
5190991212,0cyclictest294-21hwrng21:54:501
5190991212,0cyclictest294-21hwrng21:06:421
5190991212,0cyclictest294-21hwrng20:51:221
5190991212,0cyclictest294-21hwrng19:58:061
5190991212,0cyclictest294-21hwrng19:26:211
5190991111,0cyclictest294-21hwrng20:55:271
5190991111,0cyclictest294-21hwrng20:37:011
5190991111,0cyclictest294-21hwrng20:11:261
5190991111,0cyclictest294-21hwrng19:51:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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