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2026-06-25 - 01:55

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 Jun 24, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27374994040,0cyclictest19732-21fwupd08:06:390
27374991918,1cyclictest65850irq/126-lan12:10:190
27385991818,0cyclictest743-21snmpd11:32:512
27385991818,0cyclictest743-21snmpd09:51:002
27385991818,0cyclictest743-21snmpd09:04:272
27385991818,0cyclictest743-21snmpd08:47:332
27385991818,0cyclictest743-21snmpd08:32:262
27385991818,0cyclictest743-21snmpd08:17:472
27374991818,0cyclictest65850irq/126-lan09:20:150
27374991818,0cyclictest65850irq/126-lan09:10:200
27374991817,1cyclictest65850irq/126-lan12:35:120
27374991817,1cyclictest65850irq/126-lan11:05:170
27374991817,1cyclictest65850irq/126-lan07:40:220
27374991817,1cyclictest65850irq/126-lan07:25:140
27385991717,0cyclictest743-21snmpd12:06:222
27385991717,0cyclictest743-21snmpd11:19:272
27385991717,0cyclictest743-21snmpd09:31:012
27385991717,0cyclictest743-21snmpd07:16:362
27385991717,0cyclictest10518-21cat11:40:152
27374991717,0cyclictest65850irq/126-lan09:40:410
27374991717,0cyclictest65850irq/126-lan08:20:130
27374991716,1cyclictest65850irq/126-lan08:45:110
27374991716,1cyclictest65850irq/126-lan07:10:160
27374991616,0cyclictest65850irq/126-lan11:45:180
27374991616,0cyclictest65850irq/126-lan10:20:090
27374991616,0cyclictest65850irq/126-lan09:07:040
27374991616,0cyclictest65850irq/126-lan07:38:430
27374991615,1cyclictest65850irq/126-lan11:53:240
27374991615,1cyclictest65850irq/126-lan11:00:150
27374991615,1cyclictest65850irq/126-lan10:25:200
27374991615,1cyclictest65850irq/126-lan09:55:210
27374991615,1cyclictest65850irq/126-lan09:45:180
27374991615,1cyclictest65850irq/126-lan09:35:120
27374991615,1cyclictest65850irq/126-lan09:30:110
27374991615,1cyclictest65850irq/126-lan08:50:210
27374991615,1cyclictest65850irq/126-lan08:35:160
27374991615,1cyclictest65850irq/126-lan08:00:180
27374991615,1cyclictest65850irq/126-lan07:55:170
27374991615,1cyclictest65850irq/126-lan07:23:420
27374991615,1cyclictest65850irq/126-lan07:20:000
27374991515,0cyclictest65850irq/126-lan10:55:100
27374991515,0cyclictest65850irq/126-lan10:34:430
27374991515,0cyclictest65850irq/126-lan10:10:190
27374991514,1cyclictest65850irq/126-lan12:20:150
27374991514,1cyclictest65850irq/126-lan12:15:190
27374991514,1cyclictest65850irq/126-lan11:35:130
27374991514,1cyclictest65850irq/126-lan10:45:120
27374991514,1cyclictest65850irq/126-lan09:18:000
27374991514,1cyclictest65850irq/126-lan08:15:160
27374991414,0cyclictest65850irq/126-lan12:25:110
27374991414,0cyclictest65850irq/126-lan11:58:410
27374991414,0cyclictest65850irq/126-lan11:30:160
27374991414,0cyclictest65850irq/126-lan09:02:040
27374991414,0cyclictest65850irq/126-lan08:10:170
27374991414,0cyclictest65850irq/126-lan07:53:160
27374991413,1cyclictest65850irq/126-lan12:30:170
27374991413,1cyclictest65850irq/126-lan11:40:150
27374991413,1cyclictest65850irq/126-lan11:30:000
27374991413,1cyclictest65850irq/126-lan11:20:170
27374991413,1cyclictest65850irq/126-lan10:15:160
27374991413,1cyclictest65850irq/126-lan09:00:000
27374991413,1cyclictest65850irq/126-lan08:26:440
27374991313,0cyclictest65850irq/126-lan12:05:180
27374991313,0cyclictest65850irq/126-lan08:30:140
27374991312,1cyclictest65850irq/126-lan12:00:170
27374991212,0cyclictest65850irq/126-lan09:50:110
27374991211,1cyclictest65850irq/126-lan11:15:150
27374991211,1cyclictest65850irq/126-lan10:35:130
27374991111,0cyclictest65850irq/126-lan07:45:100
27374991110,1cyclictest65850irq/126-lan07:30:110
2737499109,1cyclictest65850irq/126-lan08:40:160
273909998,1cyclictest743-21snmpd11:20:023
273909998,1cyclictest743-21snmpd11:02:023
273909998,1cyclictest743-21snmpd08:56:583
273909998,1cyclictest506-21systemd-resolve08:25:133
273859995,4cyclictest717-21ntpd12:00:122
273799998,1cyclictest741-21lldpd08:01:071
273799998,1cyclictest244-20systemd-journal09:20:141
273749999,0cyclictest65850irq/126-lan10:50:110
273749999,0cyclictest65850irq/126-lan10:40:110
273749998,1cyclictest65850irq/126-lan11:10:170
273909988,0cyclictest743-21snmpd11:27:003
273909988,0cyclictest741-21lldpd11:55:043
273909988,0cyclictest741-21lldpd10:40:243
273909988,0cyclictest741-21lldpd10:30:493
273909988,0cyclictest741-21lldpd08:16:283
273909988,0cyclictest506-21systemd-resolve11:35:453
273909987,1cyclictest743-21snmpd08:24:213
273909987,1cyclictest743-21snmpd07:21:463
273909987,1cyclictest741-21lldpd09:41:223
273909986,2cyclictest743-21snmpd12:29:563
273909986,2cyclictest743-21snmpd09:48:263
273859988,0cyclictest743-21snmpd10:10:522
273859988,0cyclictest743-21snmpd08:58:492
273859988,0cyclictest743-21snmpd08:12:292
273859988,0cyclictest741-21lldpd10:34:422
273859987,1cyclictest743-21snmpd11:47:312
273859987,1cyclictest743-21snmpd10:43:082
273859987,1cyclictest743-21snmpd09:35:292
273859987,1cyclictest743-21snmpd07:13:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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