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2026-01-13 - 10:11
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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 Tue Jan 13, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2936991918,1cyclictest65850irq/126-lan21:55:160
2936991818,0cyclictest65850irq/126-lan21:05:150
2936991817,1cyclictest65850irq/126-lan22:35:170
2936991817,1cyclictest65850irq/126-lan22:15:120
2936991817,1cyclictest65850irq/126-lan22:00:150
2936991817,1cyclictest65850irq/126-lan21:45:220
2936991817,1cyclictest65850irq/126-lan20:14:500
2936991817,1cyclictest65850irq/126-lan19:30:190
2936991817,1cyclictest65850irq/126-lan19:14:490
2936991717,0cyclictest65850irq/126-lan22:47:390
2936991716,1cyclictest65850irq/126-lan23:10:200
2936991716,1cyclictest65850irq/126-lan21:35:180
2936991716,1cyclictest65850irq/126-lan21:20:110
2936991716,1cyclictest65850irq/126-lan20:50:180
2936991616,0cyclictest65850irq/126-lan23:20:020
2936991616,0cyclictest65850irq/126-lan20:00:180
2936991616,0cyclictest65850irq/126-lan19:27:130
2936991616,0cyclictest65850irq/126-lan00:11:260
2936991616,0cyclictest65850irq/126-lan00:05:210
2936991615,1cyclictest65850irq/126-lan23:50:120
2936991615,1cyclictest65850irq/126-lan23:45:110
2936991615,1cyclictest65850irq/126-lan23:30:180
2936991615,1cyclictest65850irq/126-lan22:05:170
2936991615,1cyclictest65850irq/126-lan21:25:110
2936991615,1cyclictest65850irq/126-lan21:10:130
2936991615,1cyclictest65850irq/126-lan20:45:080
2936991615,1cyclictest65850irq/126-lan00:25:220
2936991515,0cyclictest65850irq/126-lan23:37:250
2936991515,0cyclictest65850irq/126-lan20:37:230
2936991515,0cyclictest65850irq/126-lan20:17:130
2936991515,0cyclictest65850irq/126-lan20:07:170
2936991515,0cyclictest65850irq/126-lan19:15:140
2936991515,0cyclictest65850irq/126-lan00:15:210
2936991514,1cyclictest65850irq/126-lan22:40:120
2936991514,1cyclictest65850irq/126-lan21:50:150
2936991514,1cyclictest65850irq/126-lan21:30:180
2936991514,1cyclictest65850irq/126-lan21:00:130
2936991514,1cyclictest65850irq/126-lan19:50:130
2936991514,1cyclictest65850irq/126-lan19:35:180
2939991414,0cyclictest743-21snmpd23:20:401
2939991414,0cyclictest743-21snmpd23:12:181
2939991414,0cyclictest743-21snmpd22:20:021
2939991414,0cyclictest743-21snmpd22:20:021
2939991414,0cyclictest743-21snmpd19:46:091
2939991414,0cyclictest743-21snmpd00:24:511
2936991414,0cyclictest65850irq/126-lan23:55:160
2936991414,0cyclictest65850irq/126-lan20:30:120
2936991414,0cyclictest65850irq/126-lan20:25:130
2936991414,0cyclictest65850irq/126-lan20:20:130
2936991413,1cyclictest65850irq/126-lan23:15:160
2936991413,1cyclictest65850irq/126-lan22:55:150
2936991413,1cyclictest65850irq/126-lan22:30:120
2936991413,1cyclictest65850irq/126-lan22:25:130
2936991413,1cyclictest65850irq/126-lan21:40:130
2936991413,1cyclictest65850irq/126-lan19:40:060
2936991413,1cyclictest65850irq/126-lan00:36:270
2936991413,1cyclictest65850irq/126-lan00:30:150
2936991413,1cyclictest65850irq/126-lan00:00:120
2939991313,0cyclictest743-21snmpd23:50:021
2939991313,0cyclictest743-21snmpd23:37:011
2939991313,0cyclictest743-21snmpd23:01:001
2939991313,0cyclictest743-21snmpd22:59:181
2939991313,0cyclictest743-21snmpd22:00:581
2939991313,0cyclictest743-21snmpd21:47:071
2939991313,0cyclictest743-21snmpd20:36:461
2939991313,0cyclictest743-21snmpd20:02:391
2939991313,0cyclictest743-21snmpd19:27:291
2939991313,0cyclictest743-21snmpd00:16:391
2936991313,0cyclictest65850irq/126-lan22:20:180
2936991313,0cyclictest65850irq/126-lan22:20:180
2936991313,0cyclictest65850irq/126-lan20:55:180
2936991312,1cyclictest65850irq/126-lan23:40:160
2936991312,1cyclictest65850irq/126-lan21:15:150
2939991212,0cyclictest743-21snmpd21:59:461
2939991212,0cyclictest743-21snmpd20:45:591
2936991212,0cyclictest65850irq/126-lan22:10:170
2936991211,1cyclictest65850irq/126-lan19:45:140
2936991211,1cyclictest65850irq/126-lan19:20:110
2936991211,1cyclictest65850irq/126-lan00:20:470
2939991111,0cyclictest743-21snmpd00:04:441
2936991111,0cyclictest65850irq/126-lan23:00:170
2936991110,1cyclictest65850irq/126-lan19:59:160
293999109,1cyclictest506-21systemd-resolve23:05:151
2936991010,0cyclictest65850irq/126-lan23:25:170
29509998,1cyclictest743-21snmpd22:38:023
29509998,1cyclictest743-21snmpd21:45:493
29509998,1cyclictest743-21snmpd20:23:553
29509998,1cyclictest743-21snmpd19:29:443
29509998,1cyclictest741-21lldpd19:47:093
29429998,1cyclictest743-21snmpd23:38:102
29429998,1cyclictest743-21snmpd21:01:472
29429998,1cyclictest743-21snmpd20:41:102
29399998,1cyclictest741-21lldpd19:52:411
29369999,0cyclictest65850irq/126-lan20:41:270
29509988,0cyclictest743-21snmpd23:31:373
29509988,0cyclictest743-21snmpd22:44:073
29509988,0cyclictest743-21snmpd21:08:543
29509988,0cyclictest743-21snmpd20:44:473
29509988,0cyclictest743-21snmpd19:35:053
29509988,0cyclictest743-21snmpd19:32:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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