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2025-07-10 - 10:07

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 Jul 10, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30403992323,0cyclictest778-21fwupd23:42:590
30403992019,1cyclictest55650irq/125-lan21:47:550
30403992018,1cyclictest55650irq/125-lan21:40:190
30407991918,1cyclictest55650irq/125-lan20:01:471
30403991918,1cyclictest55650irq/125-lan23:51:350
30403991918,1cyclictest55650irq/125-lan23:46:060
30403991918,1cyclictest55650irq/125-lan23:30:160
30403991918,1cyclictest55650irq/125-lan23:26:200
30403991918,1cyclictest55650irq/125-lan23:24:410
30403991918,1cyclictest55650irq/125-lan23:19:020
30403991918,1cyclictest55650irq/125-lan23:09:220
30403991918,1cyclictest55650irq/125-lan23:03:410
30403991918,1cyclictest55650irq/125-lan22:52:000
30403991918,1cyclictest55650irq/125-lan22:42:380
30403991918,1cyclictest55650irq/125-lan22:33:590
30403991918,1cyclictest55650irq/125-lan22:06:390
30403991918,1cyclictest55650irq/125-lan22:03:120
30403991918,1cyclictest55650irq/125-lan21:36:450
30403991918,1cyclictest55650irq/125-lan21:30:200
30403991918,1cyclictest55650irq/125-lan21:20:140
30403991918,1cyclictest55650irq/125-lan21:12:080
30403991918,1cyclictest55650irq/125-lan00:22:020
30403991917,2cyclictest55650irq/125-lan00:30:280
30403991917,1cyclictest55650irq/125-lan22:35:130
30403991917,1cyclictest55650irq/125-lan00:05:150
30407991817,1cyclictest55650irq/125-lan19:51:391
30407991817,1cyclictest55650irq/125-lan19:44:061
30407991817,1cyclictest55650irq/125-lan19:35:011
30407991817,1cyclictest55650irq/125-lan19:32:291
30407991817,1cyclictest55650irq/125-lan19:23:381
30407991817,1cyclictest55650irq/125-lan19:11:571
30403991818,0cyclictest55650irq/125-lan22:10:030
30403991818,0cyclictest55650irq/125-lan21:25:010
30403991818,0cyclictest55650irq/125-lan00:25:020
30403991817,1cyclictest55650irq/125-lan23:55:170
30403991817,1cyclictest55650irq/125-lan23:35:220
30403991817,1cyclictest55650irq/125-lan23:10:120
30403991817,1cyclictest55650irq/125-lan22:55:010
30403991817,1cyclictest55650irq/125-lan22:46:130
30403991817,1cyclictest55650irq/125-lan22:16:410
30403991817,1cyclictest55650irq/125-lan21:56:120
30403991817,1cyclictest55650irq/125-lan21:15:160
30403991817,1cyclictest55650irq/125-lan20:51:210
30403991817,1cyclictest55650irq/125-lan20:39:050
30403991817,1cyclictest55650irq/125-lan20:27:040
30403991817,1cyclictest55650irq/125-lan00:35:200
30403991817,1cyclictest55650irq/125-lan00:15:190
30403991817,1cyclictest55650irq/125-lan00:10:170
30403991817,1cyclictest55650irq/125-lan00:00:210
30403991816,1cyclictest55650irq/125-lan22:25:110
30403991816,1cyclictest55650irq/125-lan21:50:100
30407991716,1cyclictest55650irq/125-lan20:22:221
30407991716,1cyclictest55650irq/125-lan20:15:261
30407991716,1cyclictest55650irq/125-lan19:55:201
30407991716,1cyclictest55650irq/125-lan19:46:331
30407991716,1cyclictest55650irq/125-lan19:18:131
30403991716,1cyclictest55650irq/125-lan22:20:120
30403991716,1cyclictest55650irq/125-lan21:05:540
30403991716,1cyclictest55650irq/125-lan21:00:230
30403991716,1cyclictest55650irq/125-lan20:58:010
30403991716,1cyclictest55650irq/125-lan20:46:360
30403991716,1cyclictest55650irq/125-lan20:31:270
30407991615,1cyclictest55650irq/125-lan20:10:111
30407991615,1cyclictest55650irq/125-lan20:06:341
30407991615,1cyclictest55650irq/125-lan19:29:161
30407991514,1cyclictest55650irq/125-lan20:25:221
30403991514,1cyclictest55650irq/125-lan20:40:520
30407991414,0cyclictest294-21hwrng23:08:031
3040799108,1cyclictest703-21snmpd23:26:521
3040799106,3cyclictest703-21snmpd21:29:301
304079998,1cyclictest703-21snmpd21:50:311
304079998,1cyclictest703-21snmpd21:38:391
304079998,1cyclictest703-21snmpd21:00:531
304079998,0cyclictest703-21snmpd22:15:551
304079996,2cyclictest703-21snmpd22:06:341
304039998,1cyclictest703-21snmpd20:07:120
304039998,1cyclictest703-21snmpd20:00:540
304039998,1cyclictest703-21snmpd19:22:070
304039998,1cyclictest703-21snmpd19:18:030
304039996,2cyclictest703-21snmpd20:19:420
304079988,0cyclictest703-21snmpd22:52:151
304079988,0cyclictest703-21snmpd22:28:441
304079988,0cyclictest703-21snmpd21:21:471
304079988,0cyclictest703-21snmpd20:59:171
304079988,0cyclictest703-21snmpd00:19:571
304079988,0cyclictest294-21hwrng23:01:541
304079988,0cyclictest294-21hwrng22:58:501
304079988,0cyclictest294-21hwrng22:12:451
304079988,0cyclictest294-21hwrng20:35:281
304079988,0cyclictest294-21hwrng00:39:121
304079988,0cyclictest294-21hwrng00:25:521
304079988,0cyclictest294-21hwrng00:24:511
304079987,1cyclictest703-21snmpd23:48:441
304079987,1cyclictest703-21snmpd23:15:421
304079987,1cyclictest703-21snmpd21:41:391
304079987,1cyclictest703-21snmpd20:54:551
304079987,1cyclictest703-21snmpd20:46:041
304079987,1cyclictest703-21snmpd20:41:131
304079987,1cyclictest703-21snmpd20:34:141
304079987,1cyclictest22739-21ntp_kernel_err00:05:171
304079987,1cyclictest15875-21kworker/1:1+events21:07:131
304079987,1cyclictest0-21swapper/123:35:161
304079987,0cyclictest703-21snmpd23:52:241
304079986,2cyclictest703-21snmpd00:32:251
304079985,2cyclictest703-21snmpd23:41:041
304079985,2cyclictest26568-21ntpq22:30:221
304079984,4cyclictest17330-21grep21:15:181
304039988,0cyclictest703-21snmpd19:36:530
304039987,1cyclictest703-21snmpd19:40:230
304039986,2cyclictest703-21snmpd19:59:450
304039986,2cyclictest703-21snmpd19:26:580
304079977,0cyclictest294-21hwrng23:20:201
304079977,0cyclictest294-21hwrng23:13:111
304079977,0cyclictest294-21hwrng22:45:311
304079977,0cyclictest294-21hwrng22:03:321
304079977,0cyclictest294-21hwrng21:57:241
304079977,0cyclictest294-21hwrng00:13:351
304079976,1cyclictest703-21snmpd21:13:331
304079976,1cyclictest3401-21fschecks_time22:40:141
304079976,1cyclictest15875-21kworker/1:1+events21:32:491
304079975,2cyclictest681-21ntpd22:20:181
304079974,3cyclictest31386-21ntpq22:35:181
304039977,0cyclictest703-21snmpd19:33:200
304039976,1cyclictest703-21snmpd20:21:540
304039974,2cyclictest703-21snmpd19:50:260
304039974,1cyclictest0-21swapper/020:10:140
304079966,0cyclictest294-21hwrng23:57:131
304079966,0cyclictest294-21hwrng21:48:111
304079965,1cyclictest0-21swapper/123:30:161
304039964,1cyclictest13077-21idleruntime-cro19:50:000
304039963,2cyclictest32320-21latency_hist19:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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