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2025-12-06 - 21:28

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 highest latencies:
System rack8slot7s.osadl.org (updated Sat Dec 06, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4693994443,1cyclictest26998-21fwupd11:43:221
4693992020,0cyclictest55650irq/125-lan12:17:281
4693992017,2cyclictest55650irq/125-lan09:25:111
4693991918,1cyclictest55650irq/125-lan12:35:531
4693991918,1cyclictest55650irq/125-lan12:25:191
4693991918,1cyclictest55650irq/125-lan11:56:201
4693991918,1cyclictest55650irq/125-lan11:29:211
4693991918,1cyclictest55650irq/125-lan11:10:531
4693991918,1cyclictest55650irq/125-lan10:15:461
4693991918,1cyclictest55650irq/125-lan09:49:161
4693991918,1cyclictest55650irq/125-lan09:40:211
4693991918,1cyclictest55650irq/125-lan09:35:231
4693991918,1cyclictest55650irq/125-lan09:30:051
4693991918,1cyclictest55650irq/125-lan08:55:571
4693991918,1cyclictest55650irq/125-lan07:20:351
4693991818,0cyclictest55650irq/125-lan11:45:021
4693991818,0cyclictest55650irq/125-lan11:30:101
4693991818,0cyclictest55650irq/125-lan11:24:411
4693991818,0cyclictest55650irq/125-lan10:59:091
4693991818,0cyclictest55650irq/125-lan10:11:161
4693991818,0cyclictest55650irq/125-lan10:00:181
4693991818,0cyclictest55650irq/125-lan08:49:351
4693991818,0cyclictest55650irq/125-lan07:29:211
4693991818,0cyclictest55650irq/125-lan07:12:571
4693991817,1cyclictest55650irq/125-lan12:30:221
4693991817,1cyclictest55650irq/125-lan12:22:371
4693991817,1cyclictest55650irq/125-lan12:10:121
4693991817,1cyclictest55650irq/125-lan12:05:191
4693991817,1cyclictest55650irq/125-lan11:53:421
4693991817,1cyclictest55650irq/125-lan11:35:201
4693991817,1cyclictest55650irq/125-lan11:15:301
4693991817,1cyclictest55650irq/125-lan11:05:221
4693991817,1cyclictest55650irq/125-lan11:00:051
4693991817,1cyclictest55650irq/125-lan10:45:441
4693991817,1cyclictest55650irq/125-lan10:40:281
4693991817,1cyclictest55650irq/125-lan10:35:151
4693991817,1cyclictest55650irq/125-lan10:33:231
4693991817,1cyclictest55650irq/125-lan10:28:011
4693991817,1cyclictest55650irq/125-lan10:22:271
4693991817,1cyclictest55650irq/125-lan10:09:461
4693991817,1cyclictest55650irq/125-lan09:52:181
4693991817,1cyclictest55650irq/125-lan09:18:391
4693991817,1cyclictest55650irq/125-lan09:12:331
4693991817,1cyclictest55650irq/125-lan08:50:471
4693991817,1cyclictest55650irq/125-lan07:45:481
4693991817,1cyclictest55650irq/125-lan07:16:171
4693991717,0cyclictest55650irq/125-lan09:57:301
4693991717,0cyclictest55650irq/125-lan09:22:141
4693991717,0cyclictest55650irq/125-lan08:06:441
4693991716,1cyclictest55650irq/125-lan12:01:391
4693991716,1cyclictest55650irq/125-lan10:52:381
4693991716,1cyclictest55650irq/125-lan09:05:171
4693991716,1cyclictest55650irq/125-lan08:25:221
4693991716,1cyclictest55650irq/125-lan07:53:101
4693991716,1cyclictest55650irq/125-lan07:38:101
4693991616,0cyclictest55650irq/125-lan08:16:051
4693991615,1cyclictest55650irq/125-lan08:40:271
4693991615,1cyclictest55650irq/125-lan08:35:471
4693991615,1cyclictest55650irq/125-lan08:31:321
4693991615,1cyclictest55650irq/125-lan08:10:171
4693991615,1cyclictest55650irq/125-lan07:40:361
4693991514,1cyclictest55650irq/125-lan08:21:541
4693991514,1cyclictest55650irq/125-lan07:30:331
4692991515,0cyclictest294-21hwrng10:50:150
4693991413,1cyclictest55650irq/125-lan09:00:171
4693991413,1cyclictest55650irq/125-lan07:56:261
4692991313,0cyclictest294-21hwrng10:13:230
4693991111,0cyclictest55650irq/125-lan08:00:031
469299110,11cyclictest3610-21ssh09:30:240
469299109,1cyclictest24283-21ntp_kernel_pll_11:40:180
469299108,1cyclictest294-21hwrng09:04:480
469299101,9cyclictest27268-21munin-plugin-st08:10:000
46929999,0cyclictest294-21hwrng07:35:420
46929998,1cyclictest703-21snmpd07:52:060
46929998,1cyclictest703-21snmpd07:11:260
46929998,1cyclictest294-21hwrng08:43:180
46929997,2cyclictest31782-21ntp_kernel_err08:20:170
46929997,1cyclictest0-21swapper/009:15:140
46929996,3cyclictest703-21snmpd11:05:420
46929996,2cyclictest703-21snmpd08:46:370
46929996,2cyclictest703-21snmpd08:00:300
46929996,2cyclictest703-21snmpd07:27:320
46929995,3cyclictest703-21snmpd10:30:590
46929988,0cyclictest703-21snmpd12:29:210
46929988,0cyclictest703-21snmpd12:10:080
46929988,0cyclictest703-21snmpd11:20:390
46929988,0cyclictest703-21snmpd10:35:170
46929988,0cyclictest703-21snmpd10:04:040
46929988,0cyclictest703-21snmpd08:34:190
46929988,0cyclictest294-21hwrng10:20:340
46929988,0cyclictest294-21hwrng08:35:060
46929988,0cyclictest294-21hwrng08:16:390
46929988,0cyclictest294-21hwrng07:24:270
46929988,0cyclictest18699-21/usr/sbin/munin11:35:170
46929987,1cyclictest703-21snmpd12:31:330
46929987,1cyclictest703-21snmpd11:56:100
46929987,1cyclictest703-21snmpd10:18:160
46929987,1cyclictest703-21snmpd09:52:090
46929987,1cyclictest703-21snmpd09:44:000
46929987,1cyclictest703-21snmpd09:27:230
46929987,1cyclictest703-21snmpd09:23:510
46929987,1cyclictest703-21snmpd08:10:530
46929986,2cyclictest703-21snmpd11:27:360
46929986,2cyclictest703-21snmpd10:48:470
46929986,2cyclictest703-21snmpd09:10:230
46929986,2cyclictest703-21snmpd08:54:280
46929986,2cyclictest703-21snmpd08:28:430
46929986,2cyclictest703-21snmpd07:46:480
46929986,2cyclictest703-21snmpd07:41:100
46929986,2cyclictest15009-21cat10:55:180
46929985,3cyclictest703-21snmpd12:09:460
46929977,0cyclictest703-21snmpd12:36:360
46929977,0cyclictest703-21snmpd07:30:520
46929977,0cyclictest294-21hwrng12:20:230
46929977,0cyclictest294-21hwrng12:18:200
46929977,0cyclictest294-21hwrng12:01:570
46929977,0cyclictest294-21hwrng11:47:370
46929977,0cyclictest294-21hwrng08:55:350
46929977,0cyclictest294-21hwrng07:57:130
46929976,1cyclictest511-21latency_hist11:15:010
46929976,1cyclictest478-21gmain11:51:450
46929976,1cyclictest294-21hwrng11:17:550
46929976,1cyclictest19785-21ntp_kernel_err11:00:190
46929975,2cyclictest703-21snmpd10:26:230
46929975,2cyclictest171ktimers/009:45:170
46929974,3cyclictest26203-21memory09:55:150
46929974,3cyclictest15266-21grep11:30:170
46929974,2cyclictest703-21snmpd10:43:230
46929974,2cyclictest16513-21ntpq09:05:200
46929966,0cyclictest294-21hwrng07:15:140
46929965,1cyclictest703-21snmpd10:05:550
46929965,1cyclictest15919-21kworker/u4:1+nfsiod09:37:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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