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2026-01-21 - 14:46
[ 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 #4

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: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackfslot4s.osadl.org (updated Wed Jan 21, 2026 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1367121310,2sleep013673-21aten2.4_rfpower22:15:330
925221190,2chrt9249-21grep23:45:510
2505421170,2chrt25055-21runrttasks21:44:130
2782921160,2chrt27830-21/usr/sbin/munin22:36:080
2645721150,2sleep026459-21sed23:22:200
411121140,2sleep04114-21timerandwakeup21:12:340
2671521140,3chrt26714-21ld00:11:350
1289521140,3chrt12896-21sleep22:14:160
3207421130,3chrt32072-21cut23:31:030
680421120,3chrt6805-21runrttasks20:25:510
1723421120,2sleep017235-21uname21:32:040
2341021110,2sleep023412-21/usr/sbin/munin23:18:070
2067821100,3chrt20679-21seq20:46:350
1934221100,3chrt19343-21ntp_states23:12:050
1432021100,2chrt14321-21apt-config23:05:140
2303221090,2chrt23033-21sh22:29:370
264021080,2chrt2622-21ntpq19:26:000
2596821070,1sleep025969-21/usr/sbin/munin21:45:350
2050821070,4chrt20509-21grep00:02:140
1509921070,1sleep015100-21runrttasks23:54:520
970721060,2sleep09708-21cat21:21:010
614221050,2sleep06144-21cpu21:15:580
82712960,2sleep08269-21if_err_can022:55:580
140962960,1sleep014097-21mailstats21:27:130
245232950,2sleep024524-21seq20:01:120
12352920,2sleep01237-21missed_timers00:22:040
250632880,2sleep025064-21chrt00:09:490
32312870,2sleep03230-21sort22:00:070
199872860,2sleep019986-21date22:25:050
102342860,2sleep010236-21sort00:35:510
316632850,2sleep031664-21chrt22:42:000
2184328311,19sleep021884-21irqstats19:05:350
77722750,2sleep07773-21chrt19:35:210
255202740,2sleep025521-21seq20:55:280
2406390736,57cyclictest17381-21df_inode19:50:300
2406390736,57cyclictest16664-21ntpq23:56:280
2406390736,47cyclictest27687-21ntpq20:06:200
2406390734,58cyclictest29668-21df21:51:030
2406390734,51cyclictest7315-21runrttasks23:04:160
24063907316,47cyclictest30208-21sh00:16:530
2406390726,57cyclictest2432-21df23:35:360
2406390725,57cyclictest30158-21ps20:10:430
2406390725,57cyclictest1561-21hddtemp_smartct22:45:550
2406390725,55cyclictest4604-21apt-get19:30:150
2406390725,50cyclictest4886-21sleep22:50:540
2406390724,49cyclictest17031-21ntpq20:41:010
24063907214,49cyclictest22371-21grep20:50:250
24063907214,48cyclictest1901-21diskmemload22:06:480
2406390714,58cyclictest436-21runrttasks20:36:030
2406390713,49cyclictest7315-21runrttasks22:00:170
24063907110,51cyclictest10742-21ntpq20:30:560
2406390707,54cyclictest30458-21munin-run19:20:020
2406390706,55cyclictest4499-21ntpq20:21:120
2406390706,45cyclictest4826-21ssh00:27:140
2406390705,45cyclictest32200-21ntpq19:21:440
2406390704,55cyclictest24005-21apt-get19:10:200
2406390703,50cyclictest25001-21seq22:31:590
24063907014,48cyclictest1850-21sh20:16:440
2406390695,55cyclictest30631-21chrt23:29:100
2406390695,55cyclictest20364-21aten2.4_rfpower19:55:240
2406390695,53cyclictest32401-21memory21:05:490
2406390695,46cyclictest8545-21apt23:45:010
2406390695,45cyclictest11988-21ntpq19:41:030
2406390694,55cyclictest6861-21diskstats00:30:490
2406390694,47cyclictest29656-21ntpq21:01:210
2406390694,45cyclictest19562-21hddtemp_smartct21:35:560
2406390683,53cyclictest13932-21/usr/sbin/munin19:45:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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