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2026-01-19 - 02:50
[ 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 376 highest latencies:
System rackfslot4s.osadl.org (updated Sun Jan 18, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
347521230,2chrt3460-21munin-run08:10:010
2057621220,3chrt20575-21ssh10:16:550
1575021210,2chrt15751-21seq11:47:090
2240421200,2chrt22405-21/usr/sbin/munin09:31:490
3025221190,3chrt30253-21chrt08:55:030
1363121180,2sleep013632-21runrttasks09:18:370
432721160,3chrt4328-21runrttasks12:19:150
587021150,2chrt5871-21aten2.4_rfpower09:55:350
3118121120,2chrt31180-21ntpq08:01:140
1591121120,3sleep015912-21latency12:36:100
2822321100,3chrt28221-21aten2.4_rfpower09:40:360
2390321100,2chrt23904-21sleep10:21:510
197321100,2sleep01977-21seq09:49:500
904421090,2sleep09045-21rm10:00:150
727221090,2sleep07271-21seq09:09:200
1973721080,2sleep019735-21if_err_can008:35:400
1005621080,2chrt10057-21sleep09:13:060
2092321060,2chrt20926-21cut11:06:060
122921060,2sleep01230-21chrt07:10:190
517821020,1sleep05181-21cut11:31:100
172282980,2sleep017229-21sh09:24:100
149012970,2chrt14902-21sleep08:27:170
102052960,1sleep010206-21chrt12:27:240
278982940,2sleep027901-21cut12:05:520
298322890,2sleep029834-21grep11:20:050
115362890,2sleep011537-21if_eth011:41:020
40502870,2sleep04051-21chrt09:52:140
88722860,2chrt8843-21ntpq11:36:420
170552820,1sleep017056-21chrt11:00:410
315822760,2sleep031583-21seq10:33:450
72532720,1sleep07255-21grep07:20:020
53482720,1sleep05370-21uniq12:20:500
90082700,2sleep09009-21rm10:48:320
26832690,2sleep02685-21ps09:01:250
277532680,2sleep027754-21rm10:27:300
240612610,1sleep024062-21seq07:48:210
107352610,2sleep010738-21cut08:20:560
268882604,8sleep07315-21runrttasks12:04:240
201612583,8sleep020167-21seq07:40:280
10952580,2sleep01099-21runrttasks07:10:030
258902553,8sleep0436-21runrttasks07:50:520
245192553,43sleep024496-21ssh11:11:230
204932554,7sleep020521-21munin-run11:55:010
165542533,42sleep016584-21fw_packets08:30:380
312042520,1sleep031206-21cut08:56:000
213182523,41sleep021319-21hddtemp_smartct11:55:530
91172513,40sleep09121-21sleep08:18:330
189642510,3chrt18962-21/usr/sbin/munin09:26:180
145292512,6sleep014520-21ssh10:56:200
268542500,2chrt26841-21ssh09:37:570
244582503,7sleep024463-21sshd08:42:570
170712500,4chrt17069-21/usr/sbin/munin10:11:330
1044905021,21cyclictest0-21swapper12:13:560
1044904916,18cyclictest32568-21ssh10:35:360
138812480,2sleep013882-21runrttasks10:06:470
1044904817,23cyclictest0-21swapper11:24:490
1044904816,25cyclictest0-21swapper08:11:270
24662462,35sleep02463-21ntpq11:27:100
104490455,19cyclictest26723-21ntpq08:46:200
104490445,11cyclictest9642-21apt-get10:51:240
1044904414,22cyclictest0-21swapper10:43:300
104490435,11cyclictest7784-21diskstats07:20:320
105652424,30sleep010518-21apt-get07:25:210
104490424,11cyclictest13968-21df_inode07:30:320
104490405,18cyclictest17332-21if_err_eth207:35:420
1044904013,20cyclictest0-21swapper12:32:520
1044903718,11cyclictest27973-21chrt07:55:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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