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2026-01-20 - 23:55
[ 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 rackaslot8.osadl.org (updated Tue Jan 20, 2026 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114742316287,18sleep20-21swapper/207:05:102
133332280249,20sleep10-21swapper/107:08:471
131862264232,22sleep00-21swapper/007:06:530
133552255227,18sleep30-21swapper/307:09:053
166152560,1sleep20-21swapper/207:15:132
95692530,0sleep20-21swapper/211:10:132
67012530,0sleep20-21swapper/211:27:582
8322380,0sleep20-21swapper/209:26:492
162742190,0sleep00-21swapper/008:25:010
297742180,0sleep30-21swapper/311:41:363
198372180,0sleep30-21swapper/311:15:463
16012160,0sleep00-21swapper/010:06:290
37692150,0sleep20-21swapper/209:48:402
310462150,0sleep00-21swapper/008:55:190
192762150,0sleep20-21swapper/207:20:122
46922140,0sleep30-21swapper/311:26:243
299632140,0sleep00-21swapper/011:41:460
163882140,0sleep00-21swapper/009:55:390
155532140,0sleep10-21swapper/112:12:421
11942130,0sleep20-21swapper/212:23:402
123322100,0sleep20-21swapper/210:32:362
747280,0sleep10-21swapper/110:05:491
16502280,0sleep10-21swapper/109:55:441
135719988,0cyclictest0-21swapper/310:40:123
135719986,1cyclictest25856-21ssh10:01:343
135679985,2cyclictest14598-21ssh12:11:582
135679980,7cyclictest17175-21expr10:55:122
135649980,7cyclictest8110-21ssh12:08:191
135609982,4cyclictest15748-21latencyplot07:15:010
12969280,0sleep20-21swapper/211:51:002
135719973,3cyclictest275-21systemd-journal10:35:303
135719973,3cyclictest1-21systemd09:45:193
135719973,1cyclictest141rcu_preempt11:35:013
135679974,2cyclictest658-21snmpd11:16:242
135679974,2cyclictest658-21snmpd10:16:492
135679974,2cyclictest20458-21latency_hist09:19:592
135679973,3cyclictest275-21systemd-journal09:55:242
135679973,1cyclictest0-21swapper/212:05:012
135679972,3cyclictest275-21systemd-journal08:05:012
135679972,1cyclictest0-21swapper/211:35:202
135649974,2cyclictest21617-21grep07:25:241
135649973,3cyclictest560-21gdbus11:15:011
135649971,5cyclictest26739-21apt-get12:00:121
135649970,1cyclictest6936-21ssh09:11:011
135609975,2cyclictest3848-21diskmemload10:17:180
135609974,2cyclictest11681-21smart_sda11:50:170
135609973,3cyclictest658-21snmpd07:49:510
135609973,2cyclictest275-21systemd-journal10:25:510
20167260,0sleep10-21swapper/110:37:161
135719966,0cyclictest0-21swapper/312:26:093
135719966,0cyclictest0-21swapper/309:15:223
135719966,0cyclictest0-21swapper/309:10:413
135719963,2cyclictest9267-21cut08:10:123
135719963,2cyclictest8039-21awk08:05:183
135719963,2cyclictest658-21snmpd12:12:403
135719963,2cyclictest658-21snmpd11:45:153
135719963,2cyclictest658-21snmpd10:32:043
135719963,2cyclictest658-21snmpd09:24:233
135719963,2cyclictest5522-21ssh10:47:583
135719963,2cyclictest504-21dbus-daemon10:24:363
135719963,2cyclictest504-21dbus-daemon08:49:063
135719963,2cyclictest501-21in:imuxsock12:00:083
135719963,2cyclictest501-21in:imuxsock07:53:593
135719963,2cyclictest27319-21seq07:37:563
135719963,2cyclictest25640-21ssh11:39:493
135719963,2cyclictest24963-21ssh11:00:053
135719963,2cyclictest22192-21ssh12:16:123
135719963,2cyclictest20719-11brltty08:16:563
135719963,2cyclictest19663-21memory07:20:153
135719963,2cyclictest19370-21cat08:30:243
135719963,2cyclictest10608-21sh10:50:303
135719963,2cyclictest10608-21sh10:50:303
135719963,1cyclictest0-21swapper/311:57:343
135719963,1cyclictest0-21swapper/309:51:313
135719962,3cyclictest658-21snmpd11:12:233
135719962,3cyclictest658-21snmpd11:05:503
135719962,3cyclictest658-21snmpd10:11:553
135719962,3cyclictest658-21snmpd09:55:123
135719962,3cyclictest658-21snmpd09:43:333
135719962,3cyclictest658-21snmpd09:00:353
135719962,3cyclictest658-21snmpd08:51:073
135719962,3cyclictest658-21snmpd08:03:333
135719962,3cyclictest504-21dbus-daemon08:25:013
135719962,3cyclictest3552-21ntpq12:05:163
135719962,3cyclictest24824-21sshd08:41:283
135719962,3cyclictest12905-21systemctl12:30:183
135719962,2cyclictest275-21systemd-journal09:25:003
135719960,6cyclictest0-21swapper/310:56:183
135719960,6cyclictest0-21swapper/310:26:283
135719960,6cyclictest0-21swapper/310:06:373
135719960,6cyclictest0-21swapper/309:39:543
135719960,5cyclictest5896-21df_inode09:30:123
135719960,2cyclictest27580-21/usr/sbin/munin12:20:223
135719960,0cyclictest0-21swapper/312:35:033
135679963,2cyclictest9098-21ssh12:28:242
135679963,2cyclictest4900-21fw_packets09:10:142
135679963,2cyclictest2936-21cat11:45:152
135679963,2cyclictest275-21systemd-journal10:40:022
135679963,2cyclictest275-21systemd-journal08:15:012
135679963,2cyclictest275-21systemd-journal08:14:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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