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2026-02-27 - 11:54
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 50 highest latencies:
System rack5slot3.osadl.org (updated Fri Feb 27, 2026 00:52:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
116749961119,2cyclictest0-21swapper/722:49:377
1167199551167,210cyclictest121rcu_preempt22:20:054
1166899536196,338cyclictest11665-21cyclictest22:50:321
1167099526188,83cyclictest19813-21diskmemload23:49:163
1167099526188,83cyclictest19813-21diskmemload23:49:163
116679952658,380cyclictest0-21swapper/023:04:010
116699952316,261cyclictest0-21swapper/200:12:182
116689952317,84cyclictest0-21swapper/121:48:371
116749952215,84cyclictest0-21swapper/721:48:377
11673995101,3cyclictest0-21swapper/622:49:376
116709950982,211cyclictest41-21ksoftirqd/322:21:143
11667995091,84cyclictest0-21swapper/022:50:250
11672995081,255cyclictest0-21swapper/522:49:375
11669995081,3cyclictest0-21swapper/222:49:372
116719950479,422cyclictest0-21swapper/422:19:274
116699950235,127cyclictest0-21swapper/222:19:402
116739950133,338cyclictest0-21swapper/623:29:106
1167299501116,211cyclictest11665-21cyclictest23:18:035
1167299501116,211cyclictest11665-21cyclictest23:18:035
116699950035,253cyclictest0-21swapper/223:29:402
116699949832,126cyclictest0-21swapper/222:21:032
1167199497414,3cyclictest471rcuc/422:49:504
116719949571,422cyclictest0-21swapper/400:12:134
116699949430,298cyclictest0-21swapper/221:48:382
116749949270,84cyclictest0-21swapper/722:20:277
116699949127,253cyclictest0-21swapper/222:00:062
1166799490191,126cyclictest121rcu_preempt21:48:440
1167499489149,338cyclictest19813-21diskmemload23:02:377
1167199488405,3cyclictest471rcuc/421:48:364
116739948458,253cyclictest0-21swapper/622:50:296
116689948013,211cyclictest0-21swapper/123:29:551
116709947950,212cyclictest8114-21kworker/3:221:48:293
116679947915,126cyclictest0-21swapper/022:20:540
116689947812,211cyclictest4486-21sh23:49:181
116689947812,211cyclictest4486-21sh23:49:181
116739947612,86cyclictest0-21swapper/622:19:136
116689947612,301cyclictest0-21swapper/122:19:411
11670994701,253cyclictest0-21swapper/322:50:373
116689946683,294cyclictest29529-21fschecks_count22:20:141
116729946336,211cyclictest0-21swapper/522:37:075
116739946236,338cyclictest0-21swapper/621:47:466
1167399462123,84cyclictest0-21swapper/600:12:136
116689946278,84cyclictest0-21swapper/123:02:481
116749946137,296cyclictest0-21swapper/723:29:117
1167399461121,338cyclictest31618-21ssh22:20:596
1167399461121,337cyclictest0-21swapper/623:49:166
1167399461121,337cyclictest0-21swapper/623:49:166
116679946177,169cyclictest121rcu_preempt22:37:440
1167099460120,85cyclictest0-21swapper/323:03:313
1167099460119,338cyclictest0-21swapper/322:19:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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