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2025-08-27 - 09:25

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 Wed Aug 27, 2025 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23216992018,1cyclictest55650irq/125-lan21:25:191
23216992017,2cyclictest55650irq/125-lan22:55:111
23216991918,1cyclictest55650irq/125-lan23:47:291
23216991918,1cyclictest55650irq/125-lan23:44:011
23216991918,1cyclictest55650irq/125-lan23:11:481
23216991918,1cyclictest55650irq/125-lan22:45:261
23216991918,1cyclictest55650irq/125-lan22:25:181
23216991918,1cyclictest55650irq/125-lan22:16:011
23216991918,1cyclictest55650irq/125-lan22:10:161
23216991918,1cyclictest55650irq/125-lan22:02:041
23216991918,1cyclictest55650irq/125-lan21:56:231
23216991918,1cyclictest55650irq/125-lan21:53:031
23216991918,1cyclictest55650irq/125-lan21:13:381
23216991918,1cyclictest55650irq/125-lan20:39:401
23216991918,1cyclictest55650irq/125-lan20:00:191
23216991918,1cyclictest55650irq/125-lan00:27:021
23216991918,1cyclictest55650irq/125-lan00:00:491
23216991917,1cyclictest55650irq/125-lan21:20:181
23216991818,0cyclictest55650irq/125-lan23:27:201
23216991818,0cyclictest55650irq/125-lan23:22:371
23216991818,0cyclictest55650irq/125-lan23:03:451
23216991818,0cyclictest55650irq/125-lan21:40:251
23216991817,1cyclictest55650irq/125-lan23:57:121
23216991817,1cyclictest55650irq/125-lan23:51:551
23216991817,1cyclictest55650irq/125-lan23:31:241
23216991817,1cyclictest55650irq/125-lan23:16:401
23216991817,1cyclictest55650irq/125-lan23:05:091
23216991817,1cyclictest55650irq/125-lan22:53:001
23216991817,1cyclictest55650irq/125-lan22:41:051
23216991817,1cyclictest55650irq/125-lan22:36:521
23216991817,1cyclictest55650irq/125-lan22:23:071
23216991817,1cyclictest55650irq/125-lan22:06:351
23216991817,1cyclictest55650irq/125-lan21:45:051
23216991817,1cyclictest55650irq/125-lan21:35:451
23216991817,1cyclictest55650irq/125-lan21:30:571
23216991817,1cyclictest55650irq/125-lan21:16:231
23216991817,1cyclictest55650irq/125-lan21:08:361
23216991817,1cyclictest55650irq/125-lan20:20:351
23216991817,1cyclictest55650irq/125-lan20:16:301
23216991817,1cyclictest55650irq/125-lan20:09:431
23216991817,1cyclictest55650irq/125-lan19:57:561
23216991817,1cyclictest55650irq/125-lan19:47:421
23216991817,1cyclictest55650irq/125-lan19:21:481
23216991817,1cyclictest55650irq/125-lan19:14:451
23216991817,1cyclictest55650irq/125-lan00:20:221
23216991817,1cyclictest55650irq/125-lan00:12:141
23216991717,0cyclictest55650irq/125-lan22:30:371
23216991717,0cyclictest55650irq/125-lan20:49:371
23216991716,1cyclictest55650irq/125-lan21:02:411
23216991716,1cyclictest55650irq/125-lan20:30:171
23216991716,1cyclictest55650irq/125-lan20:10:161
23216991716,1cyclictest55650irq/125-lan19:39:031
23216991716,1cyclictest55650irq/125-lan19:30:081
23216991716,1cyclictest55650irq/125-lan19:16:081
23216991716,1cyclictest55650irq/125-lan00:35:251
23216991716,1cyclictest55650irq/125-lan00:31:191
23216991716,1cyclictest55650irq/125-lan00:15:091
23216991716,1cyclictest55650irq/125-lan00:05:041
23216991616,0cyclictest55650irq/125-lan20:57:211
23216991616,0cyclictest55650irq/125-lan20:51:471
23216991616,0cyclictest55650irq/125-lan19:53:391
23216991616,0cyclictest55650irq/125-lan19:26:551
23216991615,1cyclictest55650irq/125-lan20:43:211
23216991615,1cyclictest55650irq/125-lan20:25:121
23216991515,0cyclictest55650irq/125-lan19:44:141
23213991515,0cyclictest294-21hwrng21:36:190
23213991414,0cyclictest294-21hwrng22:57:130
23213991414,0cyclictest294-21hwrng21:33:140
23213991414,0cyclictest294-21hwrng00:07:510
23213991313,0cyclictest294-21hwrng22:38:460
23213991313,0cyclictest294-21hwrng21:29:080
23213991313,0cyclictest294-21hwrng19:17:020
23213991313,0cyclictest294-21hwrng00:16:030
23213991212,0cyclictest294-21hwrng23:46:210
23213991212,0cyclictest294-21hwrng23:43:160
23213991212,0cyclictest294-21hwrng23:23:490
23213991212,0cyclictest294-21hwrng22:50:020
23213991212,0cyclictest294-21hwrng21:21:580
23213991212,0cyclictest294-21hwrng21:11:430
23213991212,0cyclictest294-21hwrng20:55:210
23213991212,0cyclictest294-21hwrng19:26:150
23213991212,0cyclictest294-21hwrng00:02:440
23213991211,0cyclictest294-21hwrng23:55:340
23213991111,0cyclictest294-21hwrng23:52:290
23213991111,0cyclictest294-21hwrng23:08:270
23213991111,0cyclictest294-21hwrng22:31:360
23213991111,0cyclictest294-21hwrng21:43:280
23213991111,0cyclictest294-21hwrng20:33:500
23213991111,0cyclictest294-21hwrng19:30:210
23213991111,0cyclictest294-21hwrng19:22:090
23213991010,0cyclictest294-21hwrng23:01:170
23213991010,0cyclictest294-21hwrng22:19:190
23213991010,0cyclictest294-21hwrng22:11:080
23213991010,0cyclictest294-21hwrng21:56:470
23213991010,0cyclictest294-21hwrng21:16:510
23213991010,0cyclictest294-21hwrng19:49:480
23213991010,0cyclictest294-21hwrng00:38:340
23213991010,0cyclictest294-21hwrng00:27:180
232139999,0cyclictest703-21snmpd22:20:440
232139999,0cyclictest294-21hwrng23:19:430
232139999,0cyclictest294-21hwrng22:28:310
232139999,0cyclictest294-21hwrng21:49:370
232139999,0cyclictest294-21hwrng19:51:510
232139999,0cyclictest294-21hwrng19:35:280
232139999,0cyclictest294-21hwrng00:34:280
232139997,2cyclictest29357-21ntp_kernel_pll_20:50:180
232139997,1cyclictest14615-21unixbench_singl23:30:270
232139996,2cyclictest703-21snmpd21:02:060
232139996,2cyclictest703-21snmpd20:27:430
232139988,0cyclictest703-21snmpd20:41:230
232139988,0cyclictest703-21snmpd19:14:430
232139988,0cyclictest294-21hwrng22:43:530
232139988,0cyclictest294-21hwrng21:53:420
232139988,0cyclictest294-21hwrng19:40:350
232139987,1cyclictest703-21snmpd00:24:540
232139987,1cyclictest18358-21gltestperf00:10:150
232139987,1cyclictest0-21swapper/022:45:150
232139986,2cyclictest703-21snmpd20:18:450
232139980,7cyclictest8139-21apt-get19:55:140
232139977,0cyclictest703-21snmpd22:07:560
232139977,0cyclictest703-21snmpd22:00:080
232139977,0cyclictest294-21hwrng23:25:520
232139977,0cyclictest294-21hwrng20:45:060
232139977,0cyclictest294-21hwrng20:21:330
232139977,0cyclictest294-21hwrng20:14:230
232139977,0cyclictest294-21hwrng20:06:110
232139975,2cyclictest703-21snmpd23:11:190
232139971,1cyclictest180212ssh23:35:010
232139966,0cyclictest294-21hwrng20:35:530
232139965,1cyclictest703-21snmpd21:07:090
232139955,0cyclictest294-21hwrng20:00:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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