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2026-01-14 - 07:52
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackfslot7s.osadl.org (updated Wed Jan 14, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33501972182153,24sleep10-21swapper/119:09:471
33501762141109,27sleep00-21swapper/019:09:300
33501372141110,26sleep30-21swapper/319:09:003
3350077214192,16sleep20-21swapper/219:08:142
3350795992923,4cyclictest3449732-21idleruntime-cro00:15:002
3350796992620,5cyclictest13065-10wireplumber22:30:003
3350794992621,3cyclictest3373643-21sendmail20:20:001
3350793992620,4cyclictest659-21in:imuxsock19:34:590
3350794992520,3cyclictest306-21jbd2/nvme0n1p2-819:39:591
3350794992520,3cyclictest306-21jbd2/nvme0n1p2-819:39:591
3350795992423,1cyclictest0-21swapper/222:15:202
3350795992218,2cyclictest3451328-21idleruntime-cro00:20:002
3350795992113,6cyclictest753-21ntpd00:05:162
3350794992115,3cyclictest0-21swapper/122:00:001
3350793992112,7cyclictest3410599-21awk22:15:000
3350796992011,7cyclictest3367575-21apt-get20:00:113
3350794992016,3cyclictest3161357-21cups-browsed23:50:011
3350794992016,2cyclictest0-21swapper/123:00:001
335079399206,8cyclictest3457660-21basename00:40:000
3350793992010,7cyclictest3441466-21apt-get23:50:000
3350796991915,3cyclictest355-21systemd-journal19:50:003
335079699191,4cyclictest3449744-21perf00:15:003
3350796991911,7cyclictest0-21swapper/320:30:153
335079699191,16cyclictest3161440-21snmpd22:32:013
335079699191,13cyclictest3457644-21munin-run00:40:003
335079699190,5cyclictest3374884-21taskset20:20:593
335079599192,14cyclictest3393598-21cut21:20:172
335079599191,13cyclictest3457659-21awk00:40:002
335079599190,17cyclictest3407918-21diskstats22:05:132
335079499190,7cyclictest3453374-21df00:25:131
335079399197,7cyclictest3412239-21run-parts22:20:000
3350793991912,4cyclictest3352135-21sh19:14:590
335079399191,16cyclictest13236-21gnome-shell22:02:580
335079699182,8cyclictest3373625-21perf20:20:003
335079699182,13cyclictest13236-21gnome-shell22:19:593
3350796991816,1cyclictest0-21swapper/322:45:163
335079699180,16cyclictest3428149-21taskset23:08:173
335079699180,16cyclictest3356998-21sshd19:26:173
335079699180,15cyclictest1-21systemd19:35:013
335079699180,15cyclictest1-21systemd19:35:013
335079599188,6cyclictest3401075-21basename21:44:592
3350795991815,2cyclictest3441456-21cron23:50:012
3350795991811,5cyclictest3414480-21/usr/sbin/munin22:25:182
3350795991810,6cyclictest3435161-21awk23:30:012
335079599180,16cyclictest3437709-21smartctlcvt23:35:192
335079499189,7cyclictest3431715-21apt-get23:20:001
335079499187,7cyclictest3411088-21smartctl22:15:141
3350794991815,2cyclictest639-21avahi-daemon23:35:001
3350794991813,3cyclictest3448156-21sh00:10:001
3350794991811,5cyclictest1-21systemd21:25:001
335079499180,16cyclictest3382018-21seq20:45:021
3350793991816,1cyclictest3439903-21dump-pmu-power23:45:000
3350793991814,3cyclictest3380228-21apt-config20:40:010
3350793991812,4cyclictest3455735-21taskset00:30:560
3350793991812,4cyclictest3455735-21taskset00:30:560
335079399181,15cyclictest3373620-21/usr/sbin/munin20:20:010
3350793991810,5cyclictest753-21ntpd22:25:190
335079399180,4cyclictest3399211-21runrttasks21:37:210
335079699179,7cyclictest3417705-21/usr/sbin/munin22:35:113
335079699175,5cyclictest3436077-10awk23:30:183
3350796991715,1cyclictest3407688-21/usr/sbin/munin22:05:163
3350796991715,1cyclictest103-21hwrng20:40:013
3350796991714,2cyclictest3435146-21grep23:30:003
3350796991714,2cyclictest3359305-21latency_hist19:35:003
3350796991712,3cyclictest3361231-21/usr/sbin/munin19:40:183
3350796991711,5cyclictest3419099-21apt-get22:40:133
3350796991710,1cyclictest0-21swapper/321:30:133
335079699170,4cyclictest3423372-21taskset22:52:493
335079699170,16cyclictest3375535-21/usr/sbin/munin20:25:193
335079699170,15cyclictest3450231-21smartctl00:15:143
335079699170,15cyclictest3424030-21/usr/sbin/munin22:55:153
335079699170,15cyclictest3413099-21/usr/sbin/munin22:20:193
335079599178,6cyclictest645-21dbus-daemon20:00:002
335079599178,6cyclictest645-21dbus-daemon20:00:002
3350795991714,2cyclictest0-21swapper/221:20:002
3350795991713,2cyclictest760-21mta-sts-daemon20:45:002
3350795991713,2cyclictest3391253-21idleruntime-cro21:15:012
335079499177,6cyclictest3413091-21ntpq22:20:191
335079499176,7cyclictest3441479-21awk23:50:001
335079499175,6cyclictest34-21ksoftirqd/100:15:001
335079499174,8cyclictest3445865-21smartctl00:00:171
335079499173,3cyclictest191rcu_preempt20:40:001
3350794991714,2cyclictest13336-21JS19:58:001
3350794991713,3cyclictest3387465-21pmu-power21:00:201
3350794991711,4cyclictest3457297-21taskset00:35:461
3350794991711,4cyclictest3452708-21chrt00:22:331
335079499170,4cyclictest3455978-21seq00:34:031
335079499170,4cyclictest3455978-21seq00:34:031
335079499170,15cyclictest3370701-21/usr/sbin/munin20:10:181
335079399179,6cyclictest795-21runrttasks19:15:160
335079399179,6cyclictest3428293-21apt-get23:10:010
335079399175,5cyclictest3359358-10dpkg19:35:000
335079399175,5cyclictest3359358-10dpkg19:35:000
3350793991714,2cyclictest3441971-21/usr/sbin/munin23:50:160
3350793991712,4cyclictest795-21runrttasks22:38:460
335079399170,15cyclictest3413115-21/usr/sbin/munin22:20:180
335728421610,1sleep0191rcu_preempt19:30:000
335079699166,6cyclictest3404225-21basename21:55:003
335079699162,12cyclictest3372037-21awk20:15:013
3350796991613,2cyclictest13649-21gmain19:23:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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