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2026-02-26 - 07:36
[ 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 rack3slot6.osadl.org (updated Thu Feb 26, 2026 00:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
164342940,8chrt0-21swapper/122:25:171
11552999414,63cyclictest0-21swapper/021:00:130
1136629332,49sleep10-21swapper/119:09:281
102122895,73sleep010271-21irqstats19:05:220
1155299888,70cyclictest3138-21apt-get23:20:100
11552998726,54cyclictest31651-21cron00:39:590
11552998717,58cyclictest0-21swapper/022:15:130
11552998715,61cyclictest0-21swapper/021:15:110
11552998711,61cyclictest0-21swapper/020:55:230
11552998614,59cyclictest0-21swapper/021:35:110
11552998613,58cyclictest0-21swapper/023:05:140
11552998612,63cyclictest0-21swapper/023:35:100
1155299855,26cyclictest443-21rs:main0
11552998517,60cyclictest0-21swapper/023:00:110
11552998516,55cyclictest0-21swapper/019:20:110
11552998513,62cyclictest0-21swapper/020:00:120
11552998421,56cyclictest250-21systemd-journal00:01:090
11552998415,61cyclictest0-21swapper/020:05:130
11552998414,61cyclictest0-21swapper/021:55:130
11552998412,58cyclictest0-21swapper/023:10:130
1155299837,62cyclictest2496-21apt-get20:15:110
11552998314,60cyclictest0-21swapper/020:25:120
11552998313,60cyclictest0-21swapper/022:10:110
1155299826,23cyclictest7741-21apt-get20:30:150
1155299826,22cyclictest26777-21apt-get22:55:130
1155299826,20cyclictest27351-21apt-get21:25:140
1155299826,20cyclictest27351-21apt-get21:25:140
1155299824,67cyclictest20472-21ntp_states22:35:290
1155299824,67cyclictest13480-21/usr/sbin/munin23:50:000
11552998212,59cyclictest0-21swapper/023:50:230
11552998212,59cyclictest0-21swapper/023:50:230
1155299817,21cyclictest4881-21apt-get23:25:140
1155299816,25cyclictest7495-21apt-get22:00:120
1155299816,25cyclictest23056-21apt-get00:15:140
1155299815,12cyclictest0-21swapper/022:30:320
1155299814,66cyclictest250-21systemd-journal00:21:120
1155299813,71cyclictest250-21systemd-journal20:15:000
11552998123,50cyclictest4777-21grep21:50:310
11552998121,54cyclictest500-21snmpd21:10:390
11552998116,56cyclictest0-21swapper/021:20:400
11552998116,54cyclictest0-21swapper/022:05:110
11552998113,58cyclictest0-21swapper/022:50:120
1155299806,22cyclictest20869-21apt-get19:35:120
1155299803,15cyclictest23830-21wc22:45:250
1155299803,10cyclictest19456-21df19:30:180
11552998023,51cyclictest250-21systemd-journal20:52:220
11552998019,22cyclictest12146-21swap20:40:330
11552998015,57cyclictest0-21swapper/000:31:160
11552998014,58cyclictest0-21swapper/000:05:130
11552998013,57cyclictest0-21swapper/022:40:130
11552998013,57cyclictest0-21swapper/022:20:140
11557997931,17cyclictest0-21swapper/122:10:201
1155299797,21cyclictest6618-21apt-get23:30:130
1155299797,19cyclictest15697-21apt-get23:55:140
1155299796,23cyclictest11633-21apt-get19:10:130
1155299793,69cyclictest14357-21irqstats19:15:240
11552997919,55cyclictest500-21snmpd20:35:330
1155299787,24cyclictest13038-21apt-get20:45:130
1155299786,20cyclictest26553-21apt-get00:25:130
1155299786,19cyclictest29091-21apt-get21:30:100
11552997813,54cyclictest0-21swapper/021:40:140
1155299777,20cyclictest1379-21apt-get23:15:130
1155299776,23cyclictest24424-21apt-get19:45:120
11552997720,49cyclictest28928-21unixbench-2d19:55:350
11557997610,49cyclictest0-21swapper/121:10:131
1155299766,18cyclictest4261-21apt-get20:20:140
1155299764,21cyclictest443-21rs:main0
11552997622,49cyclictest3833-21ls21:50:000
11552997523,46cyclictest250-21systemd-journal23:41:110
1155299744,23cyclictest500-21snmpd19:50:250
1155299743,19cyclictest22780-21head19:40:150
11552997421,48cyclictest19050-21latency_hist19:30:020
1155299736,60cyclictest0-21swapper/000:10:200
11557997123,20cyclictest10874-21awk23:40:271
11557996623,19cyclictest29020-21ntpq00:30:281
1155799637,27cyclictest0-21swapper/121:00:241
1155799612,32cyclictest0-21swapper/119:55:011
11557996118,23cyclictest26-21ksoftirqd/120:16:401
11557996036,17cyclictest13950-21apt-get23:50:221
11557996036,17cyclictest13950-21apt-get23:50:211
11557995917,21cyclictest0-21swapper/122:20:271
1155799587,21cyclictest0-21swapper/119:40:201
11557995828,24cyclictest26219-21runrttasks00:23:221
1155799582,26cyclictest0-21swapper/122:00:211
11557995730,22cyclictest17140-21cstates20:55:291
1155799568,19cyclictest0-21swapper/122:55:211
1155799564,22cyclictest0-21swapper/123:55:271
1155799563,24cyclictest0-21swapper/119:10:141
11557995632,19cyclictest4258-21/usr/sbin/munin20:20:191
11557995630,21cyclictest3081-21processes21:45:411
11557995626,18cyclictest26-21ksoftirqd/122:51:111
1155799558,11cyclictest0-21swapper/123:00:131
1155799553,21cyclictest0-21swapper/122:09:001
11557995530,20cyclictest9224-21taskset20:34:121
11557995530,19cyclictest3930-21processes23:20:311
11557995529,21cyclictest24954-21latency_hist22:50:011
11557995529,20cyclictest26034-21latency_hist19:50:021
11557995529,20cyclictest22862-21seq22:42:131
11557995529,20cyclictest22590-21taskset00:11:561
11557995528,21cyclictest29659-21missed_timers21:30:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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