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2026-02-24 - 17:40
[ 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 rackbslot7.osadl.org (updated Tue Feb 24, 2026 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
720321277,101sleep019676-21snmpd07:04:500
74819911929,49cyclictest0-21swapper/007:32:040
74819911929,49cyclictest0-21swapper/007:32:040
7481991175,28cyclictest352-21runrttasks09:46:410
6597211710,69sleep15988-21/usr/sbin/munin07:02:101
7481991164,8cyclictest0-21swapper/009:41:390
7481991164,8cyclictest0-21swapper/009:41:390
74819911634,43cyclictest0-21swapper/011:22:250
7481991152,28cyclictest1950-21runrttasks08:26:390
7481991133,26cyclictest15365-21runrttasks11:48:590
729721126,15sleep20-21swapper/207:06:072
74819911152,50cyclictest22425-21latency_hist12:01:300
7481991103,30cyclictest20242-21ssh09:15:330
7481991103,30cyclictest20242-21ssh09:15:330
7481991064,26cyclictest352-21runrttasks08:38:420
7481991063,27cyclictest352-21runrttasks10:34:470
7481991054,26cyclictest352-21runrttasks12:30:000
7481991054,26cyclictest352-21runrttasks12:30:000
7481991053,28cyclictest352-21runrttasks12:15:370
7481991045,9cyclictest0-21swapper/010:21:450
7481991014,10cyclictest0-21swapper/007:51:440
7481991013,37cyclictest29300-21apt-get08:11:410
7481991004,8cyclictest0-21swapper/011:11:570
7481991004,8cyclictest0-21swapper/011:11:570
7481991004,7cyclictest0-21swapper/012:18:160
7481991003,85cyclictest19676-21snmpd10:46:380
7481991003,85cyclictest19676-21snmpd10:46:380
7481991003,28cyclictest352-21runrttasks08:59:270
3196721000,5sleep231953-21ssh11:22:022
748199993,8cyclictest0-21swapper/011:51:410
748199993,8cyclictest0-21swapper/011:51:410
7481999826,61cyclictest24895-21ls11:11:300
748199975,31cyclictest15590-21/usr/sbin/munin09:07:000
748199974,31cyclictest1243-21/usr/sbin/munin09:36:560
748199963,32cyclictest7353-21unin-run11:36:280
748199963,32cyclictest32407-21chrt08:21:290
748199963,32cyclictest32407-21chrt08:21:290
748199963,29cyclictest352-21runrttasks11:39:110
748199963,29cyclictest352-21runrttasks11:39:110
748199962,21cyclictest320-21apt-get08:21:550
748199954,14cyclictest28171-21ssh11:16:390
748199953,9cyclictest0-21swapper/012:31:430
7481999539,48cyclictest0-21swapper/010:11:370
748199953,23cyclictest28807-21idleruntime-cro08:11:280
748199953,12cyclictest98322sleep007:11:470
7495999472,16cyclictest11445-21switchtime11:42:032
748199945,10cyclictest0-21swapper/011:41:410
748199944,9cyclictest0-21swapper/007:26:420
748199944,8cyclictest0-21swapper/009:21:400
748199943,9cyclictest0-21swapper/010:56:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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