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2025-10-26 - 17:35

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #6

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 100 highest latencies:
System rack8slot6s.osadl.org (updated Sun Oct 26, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12255991919,0cyclictest66850irq/125-lan12:25:212
12255991919,0cyclictest66850irq/125-lan11:11:122
12255991918,1cyclictest66850irq/125-lan11:40:202
12255991918,1cyclictest66850irq/125-lan11:35:162
12255991918,1cyclictest66850irq/125-lan11:34:582
12255991918,1cyclictest66850irq/125-lan11:15:202
12255991918,1cyclictest66850irq/125-lan10:51:382
12255991918,1cyclictest66850irq/125-lan09:22:272
12255991818,0cyclictest66850irq/125-lan12:17:432
12255991818,0cyclictest66850irq/125-lan11:25:052
12255991818,0cyclictest66850irq/125-lan10:01:532
12255991818,0cyclictest66850irq/125-lan09:35:252
12255991818,0cyclictest66850irq/125-lan09:25:072
12255991818,0cyclictest66850irq/125-lan09:15:292
12255991817,1cyclictest66850irq/125-lan12:38:132
12255991817,1cyclictest66850irq/125-lan12:07:252
12255991817,1cyclictest66850irq/125-lan12:04:162
12255991817,1cyclictest66850irq/125-lan11:50:132
12255991817,1cyclictest66850irq/125-lan11:21:552
12255991817,1cyclictest66850irq/125-lan11:09:212
12255991817,1cyclictest66850irq/125-lan10:36:572
12255991817,1cyclictest66850irq/125-lan09:45:432
12255991817,1cyclictest66850irq/125-lan09:41:202
12255991817,1cyclictest66850irq/125-lan09:32:512
12255991817,1cyclictest66850irq/125-lan09:10:032
12255991717,0cyclictest66850irq/125-lan12:30:172
12255991717,0cyclictest66850irq/125-lan11:56:222
12255991717,0cyclictest66850irq/125-lan10:57:252
12255991717,0cyclictest66850irq/125-lan10:30:022
12255991717,0cyclictest66850irq/125-lan10:14:272
12255991717,0cyclictest66850irq/125-lan08:17:132
12255991716,1cyclictest66850irq/125-lan12:21:182
12255991716,1cyclictest66850irq/125-lan12:10:572
12255991716,1cyclictest66850irq/125-lan11:02:502
12255991716,1cyclictest66850irq/125-lan10:28:232
12255991716,1cyclictest66850irq/125-lan10:20:212
12255991716,1cyclictest66850irq/125-lan09:55:192
12255991716,1cyclictest66850irq/125-lan08:20:152
12255991716,1cyclictest66850irq/125-lan08:00:232
12255991716,1cyclictest66850irq/125-lan07:30:002
12255991616,0cyclictest66850irq/125-lan11:45:142
12255991616,0cyclictest66850irq/125-lan09:05:232
12255991616,0cyclictest66850irq/125-lan09:05:232
12255991616,0cyclictest66850irq/125-lan07:50:212
12255991616,0cyclictest66850irq/125-lan07:13:272
12255991615,1cyclictest66850irq/125-lan10:48:302
12255991615,1cyclictest66850irq/125-lan10:40:232
12255991615,1cyclictest66850irq/125-lan10:16:262
12255991615,1cyclictest66850irq/125-lan09:50:172
12255991615,1cyclictest66850irq/125-lan08:45:182
12255991615,1cyclictest66850irq/125-lan08:30:202
12255991615,1cyclictest66850irq/125-lan08:25:262
12255991615,1cyclictest66850irq/125-lan08:09:272
12255991615,1cyclictest66850irq/125-lan07:30:192
12255991615,1cyclictest66850irq/125-lan07:15:152
12255991515,0cyclictest66850irq/125-lan10:05:492
12255991515,0cyclictest66850irq/125-lan08:55:142
12255991515,0cyclictest66850irq/125-lan07:58:272
12255991414,0cyclictest66850irq/125-lan07:35:132
12255991414,0cyclictest66850irq/125-lan07:20:212
12255991413,1cyclictest66850irq/125-lan08:51:282
12255991212,0cyclictest66850irq/125-lan09:00:162
12255991212,0cyclictest66850irq/125-lan08:40:162
12255991212,0cyclictest66850irq/125-lan08:10:222
12255991111,0cyclictest66850irq/125-lan08:35:152
12255991110,1cyclictest66850irq/125-lan07:45:172
122589998,1cyclictest771-21snmpd12:15:043
122589996,3cyclictest749-21ntpd08:00:143
122519998,1cyclictest771-21snmpd07:58:491
122519998,1cyclictest769-21lldpd09:38:181
122479996,3cyclictest771-21snmpd12:09:310
122589988,0cyclictest771-21snmpd09:40:353
122589988,0cyclictest771-21snmpd07:52:403
122589988,0cyclictest769-21lldpd12:29:073
122589988,0cyclictest769-21lldpd12:07:333
122589988,0cyclictest769-21lldpd11:21:003
122589988,0cyclictest769-21lldpd10:53:423
122589988,0cyclictest769-21lldpd10:22:353
122589988,0cyclictest769-21lldpd08:27:443
122589987,1cyclictest769-21lldpd10:10:033
122589987,1cyclictest255-20systemd-journal09:37:043
122589987,1cyclictest22037-21gltestperf08:50:143
122589986,2cyclictest771-21snmpd09:25:163
122559988,0cyclictest66850irq/125-lan07:40:162
122519988,0cyclictest771-21snmpd12:21:171
122519988,0cyclictest771-21snmpd12:07:461
122519988,0cyclictest771-21snmpd10:57:401
122519988,0cyclictest769-21lldpd10:54:561
122519988,0cyclictest769-21lldpd10:32:451
122519988,0cyclictest769-21lldpd10:08:011
122519988,0cyclictest769-21lldpd09:40:091
122519988,0cyclictest769-21lldpd09:26:081
122519988,0cyclictest769-21lldpd08:46:061
122519988,0cyclictest769-21lldpd07:35:401
122519987,1cyclictest771-21snmpd12:15:581
122519987,1cyclictest771-21snmpd11:31:451
122519987,1cyclictest769-21lldpd07:25:091
122519987,1cyclictest524-21avahi-daemon11:35:291
122519986,2cyclictest771-21snmpd09:12:431
122479988,0cyclictest771-21snmpd12:15:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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