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2026-02-24 - 15:58
[ 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 100 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
748199943,9cyclictest0-21swapper/010:56:400
7481999439,47cyclictest0-21swapper/008:01:390
748199943,32cyclictest21277-21cat10:11:290
748199943,18cyclictest2118-21ssh12:21:410
748199942,30cyclictest24163-21ssh12:03:280
748199942,30cyclictest24163-21ssh12:03:280
748199935,40cyclictest30108-21ssh09:31:420
748199933,32cyclictest2208-21/usr/sbin/munin11:26:540
748199933,32cyclictest2208-21/usr/sbin/munin11:26:540
748199933,30cyclictest352-21runrttasks08:41:580
748199933,28cyclictest11508-21fschecks_count07:16:470
7481999312,26cyclictest381-21rm10:30:340
7481999312,26cyclictest381-21rm10:30:340
7487999274,13cyclictest7469-21cyclictest12:21:561
748199925,28cyclictest27071-21taskset09:26:360
748199925,28cyclictest27071-21taskset09:26:360
748199924,9cyclictest0-21swapper/008:46:420
748199924,79cyclictest23586-21latency_hist09:21:300
748199924,28cyclictest6980-21/usr/sbin/munin10:42:000
748199924,11cyclictest0-21swapper/008:31:410
748199923,37cyclictest24724-21cstates10:16:470
748199923,28cyclictest14162-21unixbench_multi09:02:030
748199923,25cyclictest24219-21/usr/sbin/munin07:56:590
748199922,30cyclictest16198-21ssh10:01:570
748199922,30cyclictest16198-21ssh10:01:570
748199914,29cyclictest200-21systemd-journal07:46:490
748199913,8cyclictest0-21swapper/009:51:430
748199913,8cyclictest0-21swapper/009:51:430
748199913,30cyclictest352-21runrttasks10:37:100
748199913,30cyclictest18228-21/usr/sbin/munin07:36:530
748199913,30cyclictest18228-21/usr/sbin/munin07:36:530
748199913,28cyclictest12987-21runrttasks10:51:410
748199913,28cyclictest12923-21/usr/sbin/munin07:21:550
748199912,24cyclictest13226-21sh09:56:590
7487999068,12cyclictest0-21swapper/108:16:521
7487999068,12cyclictest0-21swapper/108:16:521
748199903,25cyclictest18945-21/usr/sbin/munin11:01:560
7481999025,60cyclictest161ktimers/012:06:420
748199895,10cyclictest7662-21apt-get07:06:400
748199895,10cyclictest7662-21apt-get07:06:400
748199893,8cyclictest0-21swapper/008:51:390
748199893,7cyclictest0-21swapper/007:41:430
748199893,7cyclictest0-21swapper/007:41:430
7487998760,16cyclictest10298-21latency_hist11:41:311
7487998760,16cyclictest10298-21latency_hist11:41:311
7495998669,11cyclictest27082-21kworker/u17:1-writeback10:06:442
7495998665,14cyclictest24626-21gpgv11:11:302
7495998562,12cyclictest0-21swapper/207:32:012
7495998562,12cyclictest0-21swapper/207:32:012
7502998420,45cyclictest0-21swapper/311:11:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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