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2026-02-04 - 05:01
[ 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 Wed Feb 04, 2026 00:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16249991918,1cyclictest65850irq/126-lan23:55:010
16249991918,1cyclictest65850irq/126-lan23:00:110
16249991817,1cyclictest65850irq/126-lan00:00:130
16249991717,0cyclictest65850irq/126-lan21:20:120
16249991716,1cyclictest65850irq/126-lan22:20:110
16249991716,1cyclictest65850irq/126-lan20:55:190
16249991716,1cyclictest65850irq/126-lan20:35:140
16249991716,1cyclictest65850irq/126-lan19:39:560
16249991716,1cyclictest65850irq/126-lan19:30:120
16249991716,1cyclictest65850irq/126-lan19:15:120
16249991716,1cyclictest65850irq/126-lan00:05:140
16249991616,0cyclictest65850irq/126-lan23:10:170
16249991616,0cyclictest65850irq/126-lan22:35:140
16249991616,0cyclictest65850irq/126-lan21:39:550
16249991616,0cyclictest65850irq/126-lan20:50:330
16249991616,0cyclictest65850irq/126-lan20:21:350
16249991616,0cyclictest65850irq/126-lan19:40:190
16249991615,1cyclictest65850irq/126-lan23:50:210
16249991615,1cyclictest65850irq/126-lan23:30:220
16249991615,1cyclictest65850irq/126-lan23:05:170
16249991615,1cyclictest65850irq/126-lan22:05:160
16249991615,1cyclictest65850irq/126-lan21:15:200
16249991615,1cyclictest65850irq/126-lan20:25:210
16249991615,1cyclictest65850irq/126-lan20:10:200
16249991615,1cyclictest65850irq/126-lan20:00:000
16249991615,1cyclictest65850irq/126-lan19:25:150
16249991615,1cyclictest65850irq/126-lan00:20:120
16249991515,0cyclictest65850irq/126-lan23:40:120
16249991515,0cyclictest65850irq/126-lan22:30:120
16249991515,0cyclictest65850irq/126-lan22:25:010
16249991515,0cyclictest65850irq/126-lan21:50:110
16249991515,0cyclictest65850irq/126-lan21:44:530
16249991515,0cyclictest65850irq/126-lan21:05:170
16249991515,0cyclictest65850irq/126-lan00:30:140
16249991514,1cyclictest65850irq/126-lan22:55:190
16249991514,1cyclictest65850irq/126-lan22:45:230
16249991514,1cyclictest65850irq/126-lan22:10:130
16249991514,1cyclictest65850irq/126-lan21:10:220
16249991514,1cyclictest65850irq/126-lan20:15:190
16249991514,1cyclictest65850irq/126-lan00:25:130
16249991414,0cyclictest65850irq/126-lan23:21:350
16249991414,0cyclictest65850irq/126-lan22:50:130
16249991414,0cyclictest65850irq/126-lan21:02:330
16249991414,0cyclictest65850irq/126-lan20:05:220
16249991414,0cyclictest65850irq/126-lan19:20:190
16249991413,1cyclictest65850irq/126-lan23:25:120
16249991413,1cyclictest65850irq/126-lan23:15:190
16249991413,1cyclictest65850irq/126-lan21:55:150
16249991413,1cyclictest65850irq/126-lan21:45:160
16249991413,1cyclictest65850irq/126-lan20:45:140
16249991413,1cyclictest65850irq/126-lan20:00:130
16249991413,1cyclictest65850irq/126-lan00:10:150
16249991313,0cyclictest65850irq/126-lan23:45:200
16249991313,0cyclictest65850irq/126-lan22:40:120
16249991313,0cyclictest65850irq/126-lan20:40:120
16249991313,0cyclictest65850irq/126-lan19:10:010
16249991312,1cyclictest65850irq/126-lan19:46:400
16249991312,1cyclictest65850irq/126-lan00:15:190
16249991212,0cyclictest65850irq/126-lan23:36:120
16249991212,0cyclictest65850irq/126-lan00:35:140
16249991211,1cyclictest65850irq/126-lan22:15:190
16249991211,1cyclictest65850irq/126-lan19:50:140
1624999109,1cyclictest65850irq/126-lan21:30:170
162659998,1cyclictest743-21snmpd20:10:133
162659998,1cyclictest741-21lldpd23:43:453
162629998,1cyclictest743-21snmpd22:34:422
162629998,1cyclictest743-21snmpd19:55:162
162629998,1cyclictest741-21lldpd23:09:382
162629998,1cyclictest741-21lldpd20:29:552
162499999,0cyclictest65850irq/126-lan20:34:320
162659988,0cyclictest743-21snmpd23:17:013
162659988,0cyclictest743-21snmpd22:28:003
162659988,0cyclictest743-21snmpd19:32:493
162659988,0cyclictest743-21snmpd00:05:493
162659988,0cyclictest741-21lldpd20:56:323
162659988,0cyclictest741-21lldpd20:03:033
162659987,1cyclictest7926-21fschecks_count22:45:143
162659987,1cyclictest743-21snmpd23:13:553
162659987,1cyclictest743-21snmpd21:47:253
162659987,1cyclictest741-21lldpd22:04:323
162659987,1cyclictest6241-21idleruntime-cro00:00:003
162659986,2cyclictest743-21snmpd23:38:033
162659986,2cyclictest743-21snmpd22:51:263
162659986,2cyclictest743-21snmpd21:16:003
162659986,2cyclictest743-21snmpd00:39:113
162659986,2cyclictest743-21snmpd00:31:553
162629988,0cyclictest743-21snmpd23:48:362
162629988,0cyclictest741-21lldpd23:10:462
162629988,0cyclictest741-21lldpd22:36:432
162629988,0cyclictest741-21lldpd21:30:182
162629987,1cyclictest743-21snmpd23:23:132
162629987,1cyclictest743-21snmpd20:55:242
162629987,1cyclictest743-21snmpd00:37:502
162629987,1cyclictest741-21lldpd19:44:582
162629987,1cyclictest573-21in:imuxsock23:36:362
162629986,2cyclictest743-21snmpd20:14:132
162579988,0cyclictest743-21snmpd23:48:481
162579988,0cyclictest743-21snmpd22:41:091
162579988,0cyclictest743-21snmpd20:47:291
162579988,0cyclictest743-21snmpd20:40:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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