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2026-01-21 - 21:24
[ 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 Jan 21, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25413991918,1cyclictest65850irq/126-lan11:45:230
25413991818,0cyclictest65850irq/126-lan11:26:150
25413991818,0cyclictest65850irq/126-lan10:30:280
25413991818,0cyclictest65850irq/126-lan07:10:160
25413991817,1cyclictest65850irq/126-lan09:30:500
25413991817,1cyclictest65850irq/126-lan09:00:190
25413991817,1cyclictest65850irq/126-lan08:30:120
25413991817,1cyclictest65850irq/126-lan07:45:200
25413991717,0cyclictest65850irq/126-lan12:25:280
25413991717,0cyclictest65850irq/126-lan11:00:110
25413991717,0cyclictest65850irq/126-lan10:52:270
25413991717,0cyclictest65850irq/126-lan10:40:170
25413991717,0cyclictest65850irq/126-lan09:38:320
25413991717,0cyclictest65850irq/126-lan09:10:140
25413991717,0cyclictest65850irq/126-lan08:50:160
25413991717,0cyclictest65850irq/126-lan07:35:140
25413991717,0cyclictest65850irq/126-lan07:23:270
25413991716,1cyclictest65850irq/126-lan12:35:210
25413991716,1cyclictest65850irq/126-lan12:35:210
25413991716,1cyclictest65850irq/126-lan11:55:190
25413991716,1cyclictest65850irq/126-lan10:05:220
25413991716,1cyclictest65850irq/126-lan08:45:100
25413991716,1cyclictest65850irq/126-lan08:20:150
25413991616,0cyclictest65850irq/126-lan12:08:390
25413991616,0cyclictest65850irq/126-lan11:35:180
25413991616,0cyclictest65850irq/126-lan11:10:200
25413991616,0cyclictest65850irq/126-lan09:15:130
25413991616,0cyclictest65850irq/126-lan09:05:300
25413991616,0cyclictest65850irq/126-lan08:35:470
25413991615,1cyclictest65850irq/126-lan11:05:120
25413991615,1cyclictest65850irq/126-lan10:35:100
25413991615,1cyclictest65850irq/126-lan07:15:140
25413991515,0cyclictest65850irq/126-lan12:30:140
25413991515,0cyclictest65850irq/126-lan12:10:220
25413991515,0cyclictest65850irq/126-lan11:50:160
25413991515,0cyclictest65850irq/126-lan10:20:140
25413991515,0cyclictest65850irq/126-lan09:41:290
25413991515,0cyclictest65850irq/126-lan09:28:410
25413991514,1cyclictest65850irq/126-lan11:30:230
25413991514,1cyclictest65850irq/126-lan10:00:110
25413991514,1cyclictest65850irq/126-lan08:40:160
25413991514,1cyclictest65850irq/126-lan08:25:170
25413991514,1cyclictest65850irq/126-lan08:00:210
25413991514,1cyclictest65850irq/126-lan07:50:160
25413991514,1cyclictest65850irq/126-lan07:40:120
25413991414,0cyclictest65850irq/126-lan12:15:110
25413991414,0cyclictest65850irq/126-lan12:00:190
25413991414,0cyclictest65850irq/126-lan11:20:150
25413991414,0cyclictest65850irq/126-lan09:55:130
25413991414,0cyclictest65850irq/126-lan09:50:170
25413991414,0cyclictest65850irq/126-lan07:27:270
25413991413,1cyclictest65850irq/126-lan11:44:240
25413991413,1cyclictest65850irq/126-lan10:48:390
25413991413,1cyclictest65850irq/126-lan08:15:110
25413991313,0cyclictest65850irq/126-lan11:15:160
25413991313,0cyclictest65850irq/126-lan08:10:190
25413991313,0cyclictest65850irq/126-lan08:05:120
25413991312,1cyclictest65850irq/126-lan12:20:100
25423991212,0cyclictest743-21snmpd12:34:562
25423991212,0cyclictest743-21snmpd10:27:222
25413991211,1cyclictest65850irq/126-lan10:15:170
25423991111,0cyclictest743-21snmpd10:12:042
25423991111,0cyclictest743-21snmpd08:08:162
25413991111,0cyclictest65850irq/126-lan10:55:120
25413991111,0cyclictest65850irq/126-lan07:30:290
25413991110,1cyclictest65850irq/126-lan10:10:140
25413991110,1cyclictest65850irq/126-lan09:45:120
25413991110,1cyclictest65850irq/126-lan09:20:290
25423991010,0cyclictest743-21snmpd10:35:462
25423991010,0cyclictest743-21snmpd10:01:262
25423991010,0cyclictest743-21snmpd08:32:512
2541899108,2cyclictest27738-21latency_hist08:35:011
2541399109,1cyclictest65850irq/126-lan07:55:140
25413991010,0cyclictest65850irq/126-lan08:55:100
254279998,1cyclictest743-21snmpd12:37:173
254279998,1cyclictest743-21snmpd12:37:163
254279998,1cyclictest743-21snmpd11:54:583
254239999,0cyclictest743-21snmpd12:20:522
254239999,0cyclictest743-21snmpd12:01:342
254239999,0cyclictest743-21snmpd11:58:552
254239999,0cyclictest743-21snmpd11:31:472
254239999,0cyclictest743-21snmpd11:14:392
254239999,0cyclictest743-21snmpd09:47:352
254239999,0cyclictest743-21snmpd09:05:162
254239999,0cyclictest743-21snmpd08:56:242
254239999,0cyclictest743-21snmpd08:43:212
254239999,0cyclictest743-21snmpd08:36:382
254239999,0cyclictest743-21snmpd07:41:392
254239999,0cyclictest743-21snmpd07:36:542
254239999,0cyclictest6562-21cat09:00:142
254239998,1cyclictest741-21lldpd08:23:252
254189998,1cyclictest743-21snmpd12:22:131
254189998,1cyclictest743-21snmpd10:36:541
254139998,1cyclictest65850irq/126-lan10:25:140
254279988,0cyclictest743-21snmpd09:16:083
254279988,0cyclictest743-21snmpd07:17:053
254279987,1cyclictest21071-21cpuspeed_turbos10:55:123
254279986,2cyclictest743-21snmpd11:37:493
254279986,2cyclictest743-21snmpd07:24:573
254279985,2cyclictest0-21swapper/311:10:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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