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2025-10-18 - 11:43

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 all highest latencies:
System rack8slot7s.osadl.org (updated Sat Oct 18, 2025 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2562992424,0cyclictest32743-21fwupd22:30:221
2562991918,1cyclictest55650irq/125-lan23:25:361
2562991918,1cyclictest55650irq/125-lan23:23:001
2562991918,1cyclictest55650irq/125-lan23:10:231
2562991918,1cyclictest55650irq/125-lan23:06:581
2562991918,1cyclictest55650irq/125-lan23:00:401
2562991918,1cyclictest55650irq/125-lan22:57:141
2562991918,1cyclictest55650irq/125-lan22:44:531
2562991918,1cyclictest55650irq/125-lan22:17:141
2562991918,1cyclictest55650irq/125-lan22:03:501
2562991918,1cyclictest55650irq/125-lan21:46:281
2562991918,1cyclictest55650irq/125-lan21:40:511
2562991918,1cyclictest55650irq/125-lan21:32:101
2562991918,1cyclictest55650irq/125-lan21:23:321
2562991918,1cyclictest55650irq/125-lan21:12:451
2562991918,1cyclictest55650irq/125-lan20:50:421
2562991918,1cyclictest55650irq/125-lan20:18:451
2562991918,1cyclictest55650irq/125-lan20:09:121
2562991918,1cyclictest55650irq/125-lan00:25:391
2562991918,1cyclictest55650irq/125-lan00:09:001
2562991917,1cyclictest55650irq/125-lan22:50:111
2562991818,0cyclictest55650irq/125-lan23:36:551
2562991818,0cyclictest55650irq/125-lan22:45:141
2562991818,0cyclictest55650irq/125-lan22:35:261
2562991818,0cyclictest55650irq/125-lan22:20:421
2562991818,0cyclictest55650irq/125-lan00:33:191
2562991818,0cyclictest55650irq/125-lan00:21:261
2562991817,1cyclictest55650irq/125-lan23:30:171
2562991817,1cyclictest55650irq/125-lan22:26:431
2562991817,1cyclictest55650irq/125-lan21:57:371
2562991817,1cyclictest55650irq/125-lan21:50:031
2562991817,1cyclictest55650irq/125-lan21:36:431
2562991817,1cyclictest55650irq/125-lan21:09:291
2562991817,1cyclictest55650irq/125-lan20:45:121
2562991817,1cyclictest55650irq/125-lan20:20:141
2562991817,1cyclictest55650irq/125-lan19:53:551
2562991817,1cyclictest55650irq/125-lan19:20:591
2562991817,1cyclictest55650irq/125-lan00:36:381
2562991817,1cyclictest55650irq/125-lan00:12:181
2562991717,0cyclictest55650irq/125-lan22:05:591
2562991717,0cyclictest55650irq/125-lan20:11:131
2562991717,0cyclictest55650irq/125-lan19:55:461
2562991716,1cyclictest55650irq/125-lan23:44:461
2562991716,1cyclictest55650irq/125-lan23:15:161
2562991716,1cyclictest55650irq/125-lan22:10:211
2562991716,1cyclictest55650irq/125-lan21:29:441
2562991716,1cyclictest55650irq/125-lan21:15:281
2562991716,1cyclictest55650irq/125-lan20:25:171
2562991716,1cyclictest55650irq/125-lan19:49:061
2562991716,1cyclictest55650irq/125-lan19:18:121
2562991716,1cyclictest55650irq/125-lan19:11:151
2562991716,1cyclictest55650irq/125-lan00:15:421
2562991616,0cyclictest55650irq/125-lan20:00:511
2562991615,1cyclictest55650irq/125-lan23:54:561
2562991615,1cyclictest55650irq/125-lan20:59:011
2562991615,1cyclictest55650irq/125-lan20:42:461
2562991615,1cyclictest55650irq/125-lan20:38:451
2562991615,1cyclictest55650irq/125-lan19:36:491
2562991615,1cyclictest55650irq/125-lan19:25:181
2562991615,1cyclictest55650irq/125-lan00:02:401
2562991514,1cyclictest55650irq/125-lan23:55:171
2562991514,1cyclictest55650irq/125-lan23:45:421
2562991514,1cyclictest55650irq/125-lan20:30:151
2562991514,1cyclictest55650irq/125-lan19:41:591
2562991514,1cyclictest55650irq/125-lan19:32:561
2562991312,1cyclictest55650irq/125-lan21:01:031
2558991111,0cyclictest294-21hwrng20:36:290
25589999,0cyclictest703-21snmpd22:21:580
25589999,0cyclictest294-21hwrng22:03:320
25589998,1cyclictest703-21snmpd21:37:150
25589998,1cyclictest703-21snmpd19:33:400
25589998,1cyclictest294-21hwrng19:50:240
25589998,1cyclictest29360-21ntp_kernel_err21:55:160
25589996,2cyclictest703-21snmpd23:54:390
25589996,2cyclictest703-21snmpd20:06:110
25589996,2cyclictest703-21snmpd19:19:250
25589988,0cyclictest703-21snmpd00:32:520
25589988,0cyclictest294-21hwrng23:08:030
25589988,0cyclictest294-21hwrng22:39:230
25589988,0cyclictest294-21hwrng22:29:080
25589988,0cyclictest294-21hwrng21:52:170
25589988,0cyclictest294-21hwrng20:15:000
25589988,0cyclictest294-21hwrng20:04:450
25589988,0cyclictest294-21hwrng19:57:340
25589988,0cyclictest294-21hwrng19:29:570
25589988,0cyclictest294-21hwrng00:35:050
25589988,0cyclictest294-21hwrng00:08:280
25589987,1cyclictest703-21snmpd00:29:220
25589987,1cyclictest703-21snmpd00:20:100
25589987,1cyclictest6065-21gltestperf20:45:150
25589987,1cyclictest294-21hwrng22:48:360
25589986,2cyclictest703-21snmpd20:16:270
25589986,2cyclictest703-21snmpd19:39:490
25589985,2cyclictest703-21snmpd23:35:380
25589977,0cyclictest703-21snmpd23:55:330
25589977,0cyclictest703-21snmpd22:53:210
25589977,0cyclictest703-21snmpd21:05:380
25589977,0cyclictest703-21snmpd20:32:230
25589977,0cyclictest294-21hwrng23:42:520
25589977,0cyclictest294-21hwrng23:31:360
25589977,0cyclictest294-21hwrng22:43:280
25589977,0cyclictest294-21hwrng22:12:450
25589977,0cyclictest294-21hwrng20:50:500
25589977,0cyclictest294-21hwrng20:25:140
25589977,0cyclictest294-21hwrng20:20:070
25589977,0cyclictest294-21hwrng19:45:180
25589977,0cyclictest294-21hwrng19:20:440
25589977,0cyclictest294-21hwrng00:13:350
25589977,0cyclictest294-21hwrng00:00:170
25589976,1cyclictest294-21hwrng20:56:590
25589976,1cyclictest2514-21proc_pri23:45:180
25589976,1cyclictest22666-21cat23:25:150
25589976,1cyclictest20262-21fschecks_time21:15:130
25589976,1cyclictest0-21swapper/023:20:180
25589976,1cyclictest0-21swapper/021:20:240
25589975,2cyclictest703-21snmpd23:16:150
25589975,2cyclictest703-21snmpd22:19:460
25589975,1cyclictest703-21snmpd21:02:560
25589975,1cyclictest0-21swapper/021:25:200
25589974,2cyclictest703-21snmpd00:16:430
25589966,0cyclictest703-21snmpd19:12:110
25589966,0cyclictest294-21hwrng22:56:470
25589966,0cyclictest294-21hwrng21:34:520
25589966,0cyclictest294-21hwrng21:14:230
25589966,0cyclictest294-21hwrng19:40:110
25589966,0cyclictest29331-21kworker/0:1+tpm_dev_wq22:30:220
25589965,1cyclictest7391-21fschecks_count23:10:140
25589965,1cyclictest703-21snmpd23:01:150
25589964,1cyclictest0-21swapper/022:05:110
25589963,2cyclictest703-21snmpd21:40:090
25589962,3cyclictest703-21snmpd21:46:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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