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2026-02-15 - 12:32
[ 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 100 highest latencies:
System rackfslot4s.osadl.org (updated Sun Feb 15, 2026 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
171622220,1sleep01717-21cron19:10:010
204721300,2chrt2046-21seq19:10:310
841921240,3chrt8418-21apt-config21:05:050
2988621200,3chrt29889-21grep21:36:240
2672121180,2chrt26722-21chrt21:31:440
1881221160,2chrt18811-21sleep00:33:230
1879321160,3chrt18795-21cut22:56:510
1690521150,4chrt16904-21sshd21:17:120
3102021140,1sleep031021-21runrttasks00:03:090
1119221140,3chrt11171-21ntpq21:57:040
3260921130,1sleep032623-21cat20:50:500
2618621130,2sleep026188-21cut20:40:460
1345221130,1sleep013453-21runrttasks22:48:590
2242521120,2sleep022430-21runrttasks23:50:400
2237121120,2chrt22370-21seq20:35:230
1613421120,2sleep016135-21cat00:30:070
2503921110,2sleep025042-21timerwakeupswit22:17:290
1820621110,4chrt18207-21sh22:07:240
1594921110,2chrt15948-21seq20:25:020
2057521100,1sleep020576-21irqrtprio00:36:050
850321080,2sleep08504-21runrttasks21:52:580
2439421080,2sleep024397-21apt-key23:05:110
213721080,2chrt2138-21ssh21:43:440
1847621060,3chrt18477-21runrttasks23:44:580
2365621040,2sleep023657-21seq23:03:460
2310021030,2chrt23101-21sh19:43:540
20082990,2sleep02009-21run-parts20:01:240
26222960,2sleep02623-21chrt20:55:290
160612920,1sleep016062-21runrttasks22:04:550
313002900,3chrt31171-21apt-get23:15:310
184122900,2sleep018414-21grep19:35:560
291012870,2sleep029102-21seq22:24:010
227142860,2sleep022715-21cat21:26:040
196752860,2sleep019677-21uname21:21:130
295562810,2sleep029566-21chrt20:45:520
121482790,2sleep012149-21rm23:35:290
103552760,2sleep010356-21seq22:44:310
34712750,1sleep03473-21ld23:21:370
301152750,2sleep030114-21head19:55:280
50102680,1sleep05011-21irqrtprio22:36:050
35992660,2sleep03597-21if_can021:46:020
205092650,2sleep020510-21ntp_states20:31:160
325562630,1sleep032557-21fschecks_count00:05:520
76582620,2sleep07659-21seq00:16:480
278992590,2sleep027900-21chrt23:10:180
43222563,7sleep04330-21sh00:11:440
66142543,43sleep06618-21sleep20:10:030
163602540,1sleep016361-21runrttasks22:53:000
144342540,2sleep014435-21chrt19:30:210
92752533,7sleep09281-21ntpq19:20:590
80382533,41sleep08034-21ntp_states20:11:140
64332523,41sleep06434-21ssh23:26:090
205022510,2sleep020497-21sendmail_mailtr23:47:130
1801905020,23cyclictest0-21swapper19:26:420
1801905019,21cyclictest0-21swapper22:28:170
7932493,38sleep0806-21apt-config22:30:170
104102494,37sleep010461-21processes21:07:160
267932482,39sleep026795-21ssh23:56:440
161202483,35sleep016122-21apt-get20:25:150
1801904718,22cyclictest0-21swapper21:13:200
1801904717,22cyclictest0-21swapper23:34:300
1801904618,22cyclictest0-21swapper22:14:580
119382440,2chrt11939-21runrttasks00:23:160
1801904316,8cyclictest6000-21memory19:15:490
180190405,27cyclictest10984-21ntpq20:16:000
1801903917,15cyclictest0-21swapper19:50:400
1801903917,14cyclictest0-21swapper19:45:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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