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2025-11-20 - 14:17

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 Thu Nov 20, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28262994444,0cyclictest14144-21fwupd20:21:520
28262991918,1cyclictest55650irq/125-lan23:49:280
28262991918,1cyclictest55650irq/125-lan23:02:460
28262991918,1cyclictest55650irq/125-lan22:25:540
28262991918,1cyclictest55650irq/125-lan21:16:210
28262991918,1cyclictest55650irq/125-lan20:40:240
28262991918,1cyclictest55650irq/125-lan20:31:550
28262991917,1cyclictest55650irq/125-lan23:58:240
28267991818,0cyclictest294-21hwrng23:34:141
28262991818,0cyclictest55650irq/125-lan23:20:070
28262991818,0cyclictest55650irq/125-lan22:55:580
28262991818,0cyclictest55650irq/125-lan22:51:000
28262991818,0cyclictest55650irq/125-lan22:30:580
28262991818,0cyclictest55650irq/125-lan22:06:220
28262991818,0cyclictest55650irq/125-lan21:14:450
28262991818,0cyclictest55650irq/125-lan19:29:580
28262991818,0cyclictest55650irq/125-lan19:16:400
28262991818,0cyclictest55650irq/125-lan00:05:430
28262991817,1cyclictest55650irq/125-lan23:50:200
28262991817,1cyclictest55650irq/125-lan23:42:520
28262991817,1cyclictest55650irq/125-lan23:36:380
28262991817,1cyclictest55650irq/125-lan23:25:160
28262991817,1cyclictest55650irq/125-lan23:10:520
28262991817,1cyclictest55650irq/125-lan23:05:360
28262991817,1cyclictest55650irq/125-lan22:45:350
28262991817,1cyclictest55650irq/125-lan22:41:270
28262991817,1cyclictest55650irq/125-lan22:23:080
28262991817,1cyclictest55650irq/125-lan22:10:090
28262991817,1cyclictest55650irq/125-lan22:03:580
28262991817,1cyclictest55650irq/125-lan21:55:180
28262991817,1cyclictest55650irq/125-lan21:50:150
28262991817,1cyclictest55650irq/125-lan21:44:590
28262991817,1cyclictest55650irq/125-lan21:35:180
28262991817,1cyclictest55650irq/125-lan21:30:150
28262991817,1cyclictest55650irq/125-lan21:27:000
28262991817,1cyclictest55650irq/125-lan21:20:430
28262991817,1cyclictest55650irq/125-lan00:35:140
28262991817,1cyclictest55650irq/125-lan00:31:140
28262991817,1cyclictest55650irq/125-lan00:15:170
28262991817,1cyclictest55650irq/125-lan00:12:420
28262991717,0cyclictest55650irq/125-lan23:30:560
28262991717,0cyclictest55650irq/125-lan00:21:230
28262991716,1cyclictest55650irq/125-lan23:15:250
28262991716,1cyclictest55650irq/125-lan22:20:010
28262991716,1cyclictest55650irq/125-lan21:46:030
28262991716,1cyclictest55650irq/125-lan21:01:040
28262991716,1cyclictest55650irq/125-lan19:35:000
28262991716,1cyclictest55650irq/125-lan00:29:330
28262991716,1cyclictest55650irq/125-lan00:00:210
28267991616,0cyclictest703-21snmpd20:03:291
28262991616,0cyclictest55650irq/125-lan20:12:530
28262991616,0cyclictest55650irq/125-lan20:00:150
28262991616,0cyclictest55650irq/125-lan19:10:140
28262991615,1cyclictest55650irq/125-lan20:50:180
28262991615,1cyclictest55650irq/125-lan20:38:340
28262991615,1cyclictest55650irq/125-lan19:55:120
28262991615,1cyclictest55650irq/125-lan19:54:230
28267991515,0cyclictest294-21hwrng22:22:321
28267991515,0cyclictest294-21hwrng21:35:261
28262991515,0cyclictest55650irq/125-lan20:27:310
28262991515,0cyclictest55650irq/125-lan19:42:390
28262991514,1cyclictest55650irq/125-lan21:05:150
28262991514,1cyclictest55650irq/125-lan20:45:340
28262991514,1cyclictest55650irq/125-lan20:07:350
28262991514,1cyclictest55650irq/125-lan19:45:510
28262991514,1cyclictest55650irq/125-lan19:32:500
28267991414,0cyclictest294-21hwrng23:39:211
28267991414,0cyclictest294-21hwrng22:43:011
28267991414,0cyclictest294-21hwrng22:11:171
28267991414,0cyclictest294-21hwrng21:05:441
28267991414,0cyclictest294-21hwrng19:11:031
28262991413,1cyclictest55650irq/125-lan20:16:580
28262991413,1cyclictest55650irq/125-lan19:22:580
28267991313,0cyclictest294-21hwrng22:29:421
28267991313,0cyclictest294-21hwrng21:45:401
28267991313,0cyclictest294-21hwrng21:13:561
28267991313,0cyclictest294-21hwrng21:03:411
28267991313,0cyclictest294-21hwrng19:22:191
28267991312,1cyclictest5417-21kworker/1:1+events23:01:271
28262991313,0cyclictest55650irq/125-lan20:55:050
28267991212,0cyclictest294-21hwrng22:45:041
28267991212,0cyclictest294-21hwrng21:55:551
28267991212,0cyclictest294-21hwrng20:50:231
28267991212,0cyclictest294-21hwrng20:13:311
28267991212,0cyclictest294-21hwrng00:37:421
28267991212,0cyclictest294-21hwrng00:16:131
28267991111,0cyclictest294-21hwrng23:23:591
28267991111,0cyclictest294-21hwrng23:18:511
28267991111,0cyclictest294-21hwrng23:13:441
28267991111,0cyclictest294-21hwrng21:42:361
28267991111,0cyclictest294-21hwrng21:22:071
28267991010,0cyclictest294-21hwrng23:47:321
28267991010,0cyclictest294-21hwrng23:42:241
28267991010,0cyclictest294-21hwrng22:34:491
28267991010,0cyclictest294-21hwrng19:40:451
28267991010,0cyclictest294-21hwrng00:20:181
282679999,0cyclictest294-21hwrng23:55:431
282679999,0cyclictest294-21hwrng23:08:371
282679999,0cyclictest294-21hwrng21:54:531
282679999,0cyclictest294-21hwrng19:57:081
282679999,0cyclictest294-21hwrng19:50:591
282679999,0cyclictest294-21hwrng19:15:091
282679999,0cyclictest294-21hwrng00:08:001
282679998,1cyclictest703-21snmpd23:28:261
282679998,1cyclictest703-21snmpd20:17:241
282679998,1cyclictest703-21snmpd00:32:591
282679998,1cyclictest19443-21ntp_kernel_pll_20:35:171
282679996,2cyclictest703-21snmpd23:52:091
282679996,2cyclictest703-21snmpd19:36:461
282679988,0cyclictest703-21snmpd22:02:341
282679988,0cyclictest703-21snmpd20:57:221
282679988,0cyclictest703-21snmpd20:26:571
282679988,0cyclictest703-21snmpd20:20:511
282679988,0cyclictest703-21snmpd19:30:341
282679988,0cyclictest703-21snmpd00:00:451
282679988,0cyclictest294-21hwrng22:53:161
282679988,0cyclictest294-21hwrng21:32:231
282679988,0cyclictest294-21hwrng21:15:591
282679988,0cyclictest294-21hwrng00:25:251
282679987,1cyclictest17182-21ntp_kernel_pll_20:30:201
282679986,2cyclictest703-21snmpd22:36:441
282679985,2cyclictest703-21snmpd22:55:281
282679977,0cyclictest294-21hwrng22:05:081
282679977,0cyclictest294-21hwrng21:26:131
282679977,0cyclictest294-21hwrng00:10:041
282679976,1cyclictest703-21snmpd19:25:031
282679976,1cyclictest31328-21ntp_offset22:15:181
282679976,1cyclictest2111-21latency_hist19:50:001
282679975,2cyclictest703-21snmpd20:40:391
282679963,2cyclictest703-21snmpd20:45:031
282679951,2cyclictest7258-21apt-get20:05:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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