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2026-03-05 - 10:01
[ 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 Thu Mar 05, 2026 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112321230,2chrt1124-21ssh21:28:300
1716121220,3chrt17160-21/usr/sbin/munin20:11:100
2866421210,2chrt28663-21seq22:10:060
365321200,2sleep03652-21seq23:09:520
2489721200,3chrt24896-21sleep22:04:150
1287721200,2chrt12876-21/usr/sbin/munin21:46:030
1972121160,3chrt19722-21sh22:45:080
1360121160,2chrt13600-21seq00:12:280
841321150,3chrt8414-21sleep00:05:310
2751121150,2sleep027515-21memory22:56:110
2349621120,1sleep023499-21seq21:13:300
2291821120,3sleep022919-21seq23:38:140
1671021120,3chrt16709-21grep00:17:140
102121120,2chrt1022-21chrt19:45:430
609921100,2chrt6100-21sleep21:35:570
257921100,3chrt2578-21grep20:40:340
2404721090,2sleep024049-21irqrtprio22:51:040
1122021050,1sleep011221-21chrt21:43:210
82292990,2sleep08230-21chrt19:56:280
62992970,2sleep06300-21runrttasks23:13:170
171772960,2sleep017179-21cut22:41:220
293582940,2sleep029359-21chrt21:22:020
227682940,2sleep022769-21cat20:20:410
101662940,2sleep010167-21tune2fs20:00:360
203122920,2sleep020313-21runrttasks00:22:320
196362920,2sleep019637-21cat20:15:410
144032870,2sleep014404-21aten2.4_rfpower19:15:250
42582830,2sleep04256-21sendmail_mailst21:33:030
122682830,3sleep012269-21seq22:33:560
6752810,1sleep0679-21kernelversion22:16:100
305662800,2sleep030565-21seq23:50:170
135542790,2sleep013555-21chrt23:24:380
1096090786,21cyclictest30258-21perl19:40:360
158972760,2sleep015898-21chrt22:39:390
1096090766,18cyclictest29559-21ps22:11:030
10960907512,17cyclictest0-21swapper00:02:310
10960907511,18cyclictest14852-21cut23:26:030
1096090745,11cyclictest7611-21sh22:26:310
10960907416,11cyclictest28483-21ssh23:46:280
1096090736,21cyclictest12733-21users19:11:300
1096090735,20cyclictest6472-21ntp_states20:46:110
1096090735,19cyclictest17874-21apt-get21:05:110
1096090735,11cyclictest18588-21ntpq23:31:350
1096090734,20cyclictest6105-21munin-run22:25:010
1096090734,19cyclictest25171-21/usr/sbin/munin21:16:050
10960907311,16cyclictest1208-21apt-get23:56:220
1096090726,10cyclictest18362-21ntpq19:20:490
1096090725,20cyclictest23391-21python300:27:160
1096090725,18cyclictest14043-21ntpq20:06:090
1096090724,19cyclictest23948-21ssh23:40:240
1096090724,10cyclictest11761-21df20:55:280
1096090715,10cyclictest29582-21ntpq00:36:380
1096090714,20cyclictest18736-21/usr/sbin/munin21:55:500
1096090714,10cyclictest16407-21ntpq21:02:110
1096090706,20cyclictest23852-21sshd19:30:290
1096090704,10cyclictest31450-21apt-get20:35:100
1096090695,9cyclictest20737-21runrttasks19:25:260
1096090694,21cyclictest27357-21ssh00:33:300
10960906913,15cyclictest28344-21apt-get20:30:120
1096090676,10cyclictest9571-21ntp_states20:51:100
1096090675,19cyclictest8756-21ntp_states23:17:020
1096090675,10cyclictest31067-21ntpq23:01:320
1096090675,10cyclictest16449-21irqstats21:51:070
1096090674,11cyclictest4691-21seq19:51:060
1096090665,11cyclictest26938-21df19:35:270
1096090663,20cyclictest25254-21/usr/sbin/munin20:25:410
101262535,13sleep00-21swapper19:07:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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