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2026-04-30 - 04:48

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 Apr 29, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5893991817,1cyclictest65850irq/126-lan11:26:151
5893991817,1cyclictest65850irq/126-lan07:55:051
5893991717,0cyclictest65850irq/126-lan08:46:161
5893991717,0cyclictest65850irq/126-lan08:40:051
5893991717,0cyclictest65850irq/126-lan08:25:171
5893991717,0cyclictest65850irq/126-lan07:50:151
5893991717,0cyclictest65850irq/126-lan07:39:141
5893991717,0cyclictest65850irq/126-lan07:20:201
5893991716,1cyclictest65850irq/126-lan10:35:191
5893991716,1cyclictest65850irq/126-lan10:00:221
5893991716,1cyclictest65850irq/126-lan09:15:121
5893991616,0cyclictest65850irq/126-lan12:33:351
5893991616,0cyclictest65850irq/126-lan12:22:051
5893991616,0cyclictest65850irq/126-lan11:30:141
5893991616,0cyclictest65850irq/126-lan10:56:521
5893991616,0cyclictest65850irq/126-lan10:40:151
5893991616,0cyclictest65850irq/126-lan09:30:151
5893991616,0cyclictest65850irq/126-lan07:17:341
5893991615,1cyclictest65850irq/126-lan09:00:121
5893991615,1cyclictest65850irq/126-lan08:50:111
5893991515,0cyclictest65850irq/126-lan12:05:141
5893991515,0cyclictest65850irq/126-lan11:10:111
5893991515,0cyclictest65850irq/126-lan10:30:151
5893991515,0cyclictest65850irq/126-lan08:06:041
5893991515,0cyclictest65850irq/126-lan07:45:191
5893991515,0cyclictest65850irq/126-lan07:40:171
5893991515,0cyclictest65850irq/126-lan07:25:011
5893991514,1cyclictest65850irq/126-lan12:35:171
5893991514,1cyclictest65850irq/126-lan11:00:101
5893991514,1cyclictest65850irq/126-lan09:55:201
5893991514,1cyclictest65850irq/126-lan09:40:231
5893991514,1cyclictest65850irq/126-lan09:05:101
5893991514,1cyclictest65850irq/126-lan08:15:131
5893991414,0cyclictest743-21snmpd08:00:031
5893991414,0cyclictest65850irq/126-lan11:05:121
5893991414,0cyclictest65850irq/126-lan10:55:001
5893991414,0cyclictest65850irq/126-lan10:25:141
5893991413,1cyclictest65850irq/126-lan12:25:171
5893991413,1cyclictest65850irq/126-lan10:10:421
5893991413,1cyclictest65850irq/126-lan08:10:191
5893991313,0cyclictest743-21snmpd11:17:401
5893991313,0cyclictest65850irq/126-lan12:10:131
5893991313,0cyclictest65850irq/126-lan09:20:161
5893991313,0cyclictest65850irq/126-lan08:20:181
5893991313,0cyclictest65850irq/126-lan07:10:111
5893991312,1cyclictest65850irq/126-lan10:48:141
5893991312,1cyclictest65850irq/126-lan09:25:131
5893991212,0cyclictest743-21snmpd11:58:021
5893991212,0cyclictest65850irq/126-lan11:50:111
5893991212,0cyclictest65850irq/126-lan11:40:121
5893991212,0cyclictest65850irq/126-lan11:35:131
5893991212,0cyclictest65850irq/126-lan09:50:121
5893991212,0cyclictest65850irq/126-lan09:38:061
5893991212,0cyclictest65850irq/126-lan08:30:111
5893991212,0cyclictest65850irq/126-lan07:30:101
5893991211,1cyclictest65850irq/126-lan10:15:091
5893991211,1cyclictest65850irq/126-lan10:05:181
5893991111,0cyclictest65850irq/126-lan11:20:161
5893991111,0cyclictest65850irq/126-lan10:20:051
5893991111,0cyclictest65850irq/126-lan09:10:121
5893991111,0cyclictest65850irq/126-lan08:55:171
589399109,1cyclictest65850irq/126-lan12:15:131
5893991010,0cyclictest65850irq/126-lan12:00:191
5893991010,0cyclictest65850irq/126-lan11:45:121
59029998,1cyclictest743-21snmpd10:34:323
59029998,1cyclictest743-21snmpd09:48:283
59029998,1cyclictest743-21snmpd08:58:083
58989998,1cyclictest743-21snmpd10:12:082
58989998,1cyclictest743-21snmpd09:59:102
58989998,1cyclictest743-21snmpd08:49:172
58989998,1cyclictest743-21snmpd08:22:282
58989998,1cyclictest743-21snmpd08:05:422
58989998,1cyclictest741-21lldpd12:08:492
58989998,1cyclictest741-21lldpd11:09:212
58879998,1cyclictest743-21snmpd12:12:330
59029988,0cyclictest743-21snmpd12:27:153
59029988,0cyclictest743-21snmpd11:41:013
59029988,0cyclictest743-21snmpd10:05:063
59029988,0cyclictest743-21snmpd09:30:003
59029988,0cyclictest743-21snmpd08:17:423
59029988,0cyclictest741-21lldpd10:10:223
59029988,0cyclictest741-21lldpd09:12:033
59029987,1cyclictest522-21avahi-daemon08:10:133
59029986,2cyclictest743-21snmpd10:20:133
59029986,2cyclictest743-21snmpd09:58:103
59029986,2cyclictest743-21snmpd07:58:213
59029986,2cyclictest22514-21cat11:45:143
58989988,0cyclictest743-21snmpd09:20:442
58989988,0cyclictest743-21snmpd08:57:082
58989988,0cyclictest743-21snmpd07:37:292
58989988,0cyclictest741-21lldpd12:35:082
58989988,0cyclictest741-21lldpd12:17:062
58989988,0cyclictest741-21lldpd08:19:052
58989987,1cyclictest743-21snmpd09:17:272
58989987,1cyclictest741-21lldpd11:46:252
58989986,2cyclictest743-21snmpd11:25:032
58989986,2cyclictest743-21snmpd11:17:372
58989986,2cyclictest743-21snmpd11:10:572
58989986,2cyclictest743-21snmpd10:55:292
58989986,2cyclictest743-21snmpd10:31:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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