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2026-02-24 - 20:26
[ 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 #5, 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 or here to proceed to next system.
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: 50.5 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 rack5slot7s.osadl.org (updated Tue Feb 24, 2026 12:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8932224352199,89sleep00-21swapper07:06:510
93299916818,60cyclictest18903-21munin-run11:20:020
93299916714,125cyclictest10782-21wc07:16:000
93299916315,126cyclictest12086-21/usr/sbin/munin07:25:040
93299916118,119cyclictest17905-21apt-get08:02:020
93299916017,117cyclictest353-21apt-get09:31:010
93299916016,24cyclictest14826-21apt-get07:40:130
93299916010,126cyclictest15766-21cat11:00:060
93299915915,121cyclictest29342-21munin-run12:25:020
93299915913,23cyclictest12084-21apt-get07:26:050
93299915822,29cyclictest6854-21diskstats10:05:330
93299915715,40cyclictest24555-21apt08:40:020
93299915715,100cyclictest14245-21memory07:35:430
93299915713,28cyclictest20464-21head08:11:020
93299915643,21cyclictest27125-21/usr/sbin/munin12:10:270
93299915619,96cyclictest16523-21diskstats07:50:310
93299915616,111cyclictest17636-21memory11:10:440
93299915612,120cyclictest4029-21apt-get09:51:000
93299915610,121cyclictest10216-21wc07:15:090
93299915517,115cyclictest3001-21apt-get09:46:240
93299915514,117cyclictest30137-21munin-run12:30:010
93299915426,19cyclictest0-21swapper10:00:420
93299915421,105cyclictest26337-21diskstats12:05:310
93299915418,26cyclictest30135-21apt-get12:31:130
93299915418,23cyclictest8231-21munin-run10:15:010
93299915418,113cyclictest11095-21df_inode10:30:380
93299915417,23cyclictest15793-21irqstats07:45:370
93299915416,25cyclictest31268-21apt-get12:35:240
93299915412,27cyclictest17278-21cat07:55:240
9329991539,123cyclictest30866-21wc09:15:540
93299915319,107cyclictest5229-21df09:55:340
93299915314,23cyclictest16598-21/usr/sbin/munin11:05:130
93299915314,119cyclictest21269-21grep08:16:020
93299915314,115cyclictest27403-21df_inode08:55:290
93299915313,40cyclictest25720-21awk12:00:470
93299915313,25cyclictest22164-21kworker/u2:408:25:010
93299915216,37cyclictest22108-21munin-run11:40:030
93299915216,23cyclictest19230-21irqstats08:05:450
93299915216,21cyclictest9042-21munin-run10:20:020
93299915215,23cyclictest3003-21/usr/sbin/munin09:45:060
93299915214,24cyclictest19602-21sort11:21:010
93299915211,41cyclictest12406-21grep10:36:050
93299915211,26cyclictest21224-21sed11:31:010
93299915210,63cyclictest10098-1kworker/u3:310:26:500
93299915114,114cyclictest24555-21apt-get08:40:360
93299915111,116cyclictest5790-21snmpd10:22:360
93299915018,25cyclictest23757-21munin-run08:35:000
93299915017,111cyclictest355-21/usr/sbin/munin09:30:050
93299915016,23cyclictest23818-21apt-get11:50:130
93299915012,28cyclictest1487-21/usr/sbin/munin09:36:160
93299915012,114cyclictest28988-21wc09:05:220
93299915012,114cyclictest110-21systemd-journal11:30:000
93299915011,114cyclictest22389-21sshd11:40:350
93299914918,108cyclictest28472-21users12:16:060
93299914915,25cyclictest12598-21/usr/sbin/munin10:40:220
93299914915,113cyclictest23636-21sed11:46:040
93299914913,20cyclictest24910-21ntpq11:55:480
93299914912,22cyclictest13394-21apt-get10:45:160
93299914910,117cyclictest25991-21ntpq08:45:540
93299914818,101cyclictest28119-21apt-get09:00:210
93299914817,106cyclictest15804-21apt-get11:00:200
93299914812,21cyclictest110-21systemd-journal09:14:370
93299914619,24cyclictest22509-21memory08:25:440
93299914612,114cyclictest9428-1kworker/u3:007:30:150
93299914534,18cyclictest32091-21latency_hist09:25:040
93299914516,20cyclictest26672-21irqstats08:50:370
93299914513,109cyclictest14871-21modprobe10:55:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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