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2026-02-21 - 07:13
[ 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 Sat Feb 21, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19930215110,95sleep019373-21/usr/sbin/munin19:02:180
19564213513,80sleep119620-21sort19:02:071
210149912448,68cyclictest0-21swapper/023:37:090
20864212411,78sleep220867-21apt-key19:06:452
210149912247,11cyclictest0-21swapper/022:51:440
210149911951,8cyclictest0-21swapper/000:27:140
210149911250,12cyclictest28959-21unixbench_singl23:52:470
210379910948,54cyclictest27765-21diskmemload00:07:151
210379910948,54cyclictest27765-21diskmemload00:07:151
210379910253,42cyclictest0-21swapper/100:31:421
210379910139,12cyclictest0-21swapper/100:17:141
210379910139,12cyclictest0-21swapper/100:17:141
221992980,6sleep30-21swapper/323:42:063
21037999820,32cyclictest458-21diskmemload21:13:591
21041999751,11cyclictest13741-21fschecks_count21:37:032
21037999645,14cyclictest10499-21sh22:26:531
21037999645,14cyclictest10499-21sh22:26:531
21037999538,7cyclictest0-21swapper/119:46:441
21037999538,7cyclictest0-21swapper/119:46:441
2104799946,53cyclictest0-21swapper/323:52:033
21037999447,39cyclictest0-21swapper/123:21:571
21037999242,11cyclictest5057-21if_eth021:22:041
21037999242,11cyclictest5057-21if_eth021:22:041
21014999268,15cyclictest25615-21ntp_offset22:52:100
21014999170,14cyclictest300-21rs:main0
21041998945,19cyclictest352-21runrttasks21:47:432
21041998945,19cyclictest352-21runrttasks21:47:432
21037998939,12cyclictest28019-21latency_hist19:26:441
21014998959,20cyclictest24865-21latency_hist19:16:450
21014998959,20cyclictest24865-21latency_hist19:16:450
21037998843,11cyclictest181rcu_preempt22:25:301
21014998855,12cyclictest181rcu_preempt22:17:370
21037998742,32cyclictest20563-21grep20:42:141
21041998645,16cyclictest0-21swapper/219:54:432
2104799849,48cyclictest0-21swapper/321:47:153
2104799849,48cyclictest0-21swapper/321:47:153
21037998459,19cyclictest30410-21mailstats19:32:141
21014998467,11cyclictest12692-21ssh23:26:430
21037998236,8cyclictest181rcu_preempt20:12:161
2104799812,62cyclictest31332-21taskset22:06:563
21041998139,16cyclictest58-21kcompactd023:03:032
21041998139,16cyclictest58-21kcompactd023:03:032
21041998138,27cyclictest27414-21timerwakeupswit19:22:162
21037998157,17cyclictest13986-21awk00:23:021
21037998157,17cyclictest13986-21awk00:23:021
21037998124,20cyclictest27765-21diskmemload23:42:101
21014998162,9cyclictest0-21swapper/023:32:130
1967828119,33sleep30-21swapper/319:02:093
21041997954,10cyclictest181rcu_preempt22:31:342
21041997954,10cyclictest181rcu_preempt22:31:342
21037997950,19cyclictest1-21systemd23:18:371
21014997958,14cyclictest27765-21diskmemload21:57:060
21014997956,11cyclictest0-21swapper/020:11:440
21014997956,11cyclictest0-21swapper/020:11:440
21014997941,9cyclictest181rcu_preempt22:36:510
21041997859,9cyclictest0-21swapper/220:27:052
21041997859,9cyclictest0-21swapper/220:27:052
21041997841,18cyclictest58-21kcompactd000:19:452
21041997841,18cyclictest58-21kcompactd000:19:452
21037997859,11cyclictest0-21swapper/123:56:461
21037997853,19cyclictest22831-21latency_hist19:11:451
21014997841,7cyclictest181rcu_preempt22:31:510
21014997837,7cyclictest181rcu_preempt23:47:020
21041997762,8cyclictest0-21swapper/221:17:142
21041997759,11cyclictest5743-21unixbench_singl21:22:172
21041997759,11cyclictest5743-21unixbench_singl21:22:172
21041997758,9cyclictest0-21swapper/222:42:172
21041997749,19cyclictest6758-21modprobe20:01:412
21041997739,8cyclictest181rcu_preempt00:22:402
21041997739,8cyclictest181rcu_preempt00:22:402
21037997754,17cyclictest20984-21cyclictest20:17:071
21037997747,9cyclictest181rcu_preempt21:21:451
21014997762,8cyclictest0-21swapper/021:22:190
21014997762,8cyclictest0-21swapper/021:22:190
21014997755,13cyclictest0-21swapper/020:16:440
21014997755,12cyclictest0-21swapper/021:02:170
21041997635,7cyclictest181rcu_preempt23:41:532
21014997662,7cyclictest0-21swapper/021:31:570
21014997655,8cyclictest181rcu_preempt23:42:000
21014997648,21cyclictest8610-21kworker/u17:2+nfsiod00:16:440
21014997648,21cyclictest8610-21kworker/u17:2+nfsiod00:16:440
21014997647,7cyclictest181rcu_preempt00:01:430
21014997647,7cyclictest181rcu_preempt00:01:430
21014997636,17cyclictest0-21swapper/020:47:050
21014997558,11cyclictest277-21dbus-daemon21:41:420
21014997558,10cyclictest0-21swapper/021:27:170
21014997555,12cyclictest0-21swapper/019:41:570
21014997555,12cyclictest0-21swapper/019:41:570
21014997529,8cyclictest181rcu_preempt22:57:170
58642740,7sleep30-21swapper/319:57:073
21041997457,12cyclictest200-21systemd-journal21:42:372
21041997457,12cyclictest200-21systemd-journal21:42:372
21041997447,18cyclictest21292-21latency_hist00:36:442
21041997433,11cyclictest181rcu_preempt21:56:542
21037997446,20cyclictest28616-21netstat21:07:081
21037997442,7cyclictest181rcu_preempt23:07:031
21014997459,9cyclictest12556-21apt-key00:21:420
21014997459,9cyclictest12556-21apt-key00:21:420
21014997453,15cyclictest0-21swapper/019:27:170
21014997447,7cyclictest181rcu_preempt23:21:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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