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2026-01-07 - 20:40

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 Wed Jan 07, 2026 12:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11782991919,0cyclictest19624-21fwupd07:28:112
11773991918,1cyclictest65850irq/126-lan10:29:420
11773991918,1cyclictest65850irq/126-lan09:15:180
11773991818,0cyclictest65850irq/126-lan12:10:110
11773991818,0cyclictest65850irq/126-lan11:30:130
11773991818,0cyclictest65850irq/126-lan10:40:160
11773991818,0cyclictest65850irq/126-lan10:38:320
11773991818,0cyclictest65850irq/126-lan07:50:180
11773991817,1cyclictest65850irq/126-lan12:35:130
11773991817,1cyclictest65850irq/126-lan12:20:110
11773991817,1cyclictest65850irq/126-lan11:22:230
11773991717,0cyclictest743-21snmpd10:08:550
11773991717,0cyclictest743-21snmpd09:53:540
11773991717,0cyclictest743-21snmpd09:37:050
11773991717,0cyclictest65850irq/126-lan11:50:180
11773991717,0cyclictest65850irq/126-lan09:09:330
11773991717,0cyclictest14472-21cat08:35:130
11773991716,1cyclictest65850irq/126-lan12:00:160
11773991716,1cyclictest65850irq/126-lan10:55:160
11773991716,1cyclictest65850irq/126-lan08:20:130
11773991616,0cyclictest743-21snmpd11:09:050
11773991616,0cyclictest743-21snmpd10:10:000
11773991616,0cyclictest743-21snmpd09:20:430
11773991616,0cyclictest65850irq/126-lan10:45:160
11773991616,0cyclictest65850irq/126-lan09:55:210
11773991616,0cyclictest65850irq/126-lan09:30:240
11773991616,0cyclictest65850irq/126-lan08:55:120
11773991616,0cyclictest65850irq/126-lan08:45:170
11773991616,0cyclictest65850irq/126-lan08:30:160
11773991616,0cyclictest65850irq/126-lan08:10:120
11773991616,0cyclictest65850irq/126-lan07:45:120
11773991616,0cyclictest65850irq/126-lan07:24:590
11773991616,0cyclictest65850irq/126-lan07:10:210
11773991615,1cyclictest65850irq/126-lan11:40:140
11773991615,1cyclictest65850irq/126-lan08:40:210
11773991615,1cyclictest65850irq/126-lan07:20:130
11773991515,0cyclictest743-21snmpd11:55:550
11773991515,0cyclictest743-21snmpd10:30:130
11773991515,0cyclictest743-21snmpd07:44:160
11773991515,0cyclictest65850irq/126-lan10:20:140
11773991515,0cyclictest65850irq/126-lan08:53:480
11773991515,0cyclictest65850irq/126-lan08:00:200
11773991514,1cyclictest65850irq/126-lan12:30:140
11773991514,1cyclictest65850irq/126-lan12:05:120
11773991514,1cyclictest65850irq/126-lan11:00:120
11773991514,1cyclictest65850irq/126-lan09:25:190
11773991414,0cyclictest65850irq/126-lan12:25:200
11773991414,0cyclictest65850irq/126-lan11:25:160
11773991414,0cyclictest65850irq/126-lan09:45:180
11773991414,0cyclictest65850irq/126-lan09:10:130
11773991414,0cyclictest65850irq/126-lan09:00:210
11773991414,0cyclictest65850irq/126-lan08:27:170
11773991414,0cyclictest65850irq/126-lan08:15:160
11773991414,0cyclictest65850irq/126-lan07:55:210
11773991414,0cyclictest65850irq/126-lan07:17:160
11773991413,1cyclictest65850irq/126-lan10:15:210
11773991313,0cyclictest65850irq/126-lan11:45:170
11773991313,0cyclictest65850irq/126-lan11:16:470
11773991313,0cyclictest65850irq/126-lan11:10:150
11773991313,0cyclictest65850irq/126-lan09:40:120
11773991313,0cyclictest65850irq/126-lan07:36:260
11773991212,0cyclictest65850irq/126-lan12:15:140
11773991212,0cyclictest65850irq/126-lan11:35:080
11773991212,0cyclictest65850irq/126-lan07:30:190
11773991211,1cyclictest65850irq/126-lan10:00:120
11773991010,0cyclictest65850irq/126-lan08:05:150
117829998,1cyclictest743-21snmpd12:17:362
117829998,1cyclictest743-21snmpd10:55:072
117829998,1cyclictest743-21snmpd09:48:452
117829998,1cyclictest743-21snmpd07:16:072
117829998,1cyclictest741-21lldpd08:42:062
117779998,1cyclictest743-21snmpd12:27:261
117779998,1cyclictest743-21snmpd12:20:371
117869988,0cyclictest743-21snmpd10:13:403
117869988,0cyclictest743-21snmpd07:10:483
117869988,0cyclictest741-21lldpd12:36:093
117869987,1cyclictest743-21snmpd11:36:273
117869987,1cyclictest743-21snmpd10:08:093
117869986,2cyclictest743-21snmpd11:41:443
117869986,2cyclictest743-21snmpd11:31:243
117869986,2cyclictest743-21snmpd11:02:383
117869986,2cyclictest743-21snmpd10:50:503
117869986,2cyclictest743-21snmpd08:20:433
117869986,2cyclictest743-21snmpd08:06:033
117869986,2cyclictest7060-21tail10:55:153
117829988,0cyclictest743-21snmpd12:22:042
117829988,0cyclictest743-21snmpd12:09:492
117829988,0cyclictest743-21snmpd10:36:562
117829988,0cyclictest743-21snmpd09:32:332
117829988,0cyclictest743-21snmpd09:08:142
117829988,0cyclictest743-21snmpd08:26:282
117829988,0cyclictest743-21snmpd08:17:592
117829988,0cyclictest741-21lldpd08:05:102
117829987,1cyclictest743-21snmpd12:02:362
117829987,1cyclictest743-21snmpd11:52:402
117829987,1cyclictest743-21snmpd09:14:262
117829987,1cyclictest743-21snmpd09:00:132
117829986,2cyclictest743-21snmpd11:05:322
117829986,2cyclictest717-21ntpd11:48:282
117829986,2cyclictest717-21ntpd11:37:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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