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2026-02-26 - 12:59
[ 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 Thu Feb 26, 2026 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1107921310,3chrt11078-21seq19:15:220
3148721250,3chrt31483-21telnet23:55:360
1191021230,2chrt11899-21hddtemp_smartct23:25:580
454421200,4chrt4543-21seq23:15:070
1445321200,2sleep014452-21seq21:52:030
2472621190,2sleep024768-21runrttasks23:45:330
2194321160,2chrt21942-21/usr/sbin/munin23:41:000
2076621160,2chrt20767-21fschecks_count22:50:500
3120321100,2sleep031204-21chrt21:29:030
879021070,2chrt8791-21sh00:10:280
1528121070,3chrt15282-21chrt19:21:010
976921060,2chrt9770-21mailstats23:22:140
2056021060,3chrt20558-21/usr/sbin/munin00:27:200
1406721060,3chrt14068-21sleep00:17:260
427921050,2chrt4280-21sh00:02:520
2965621050,2chrt29657-21sleep19:44:530
1511621040,2chrt15117-21sh21:05:100
2033921030,2chrt20342-21latency20:20:460
2511221010,2sleep025113-21seq21:20:100
229112980,2sleep022912-21seq21:16:160
321032940,2sleep032104-21chrt20:40:180
246582900,2sleep024659-21ld19:36:080
97862870,2sleep09788-21chrt20:55:460
133092860,2sleep013311-21tail20:10:240
193182850,2sleep019319-21gcc23:36:410
41982840,3chrt3850-21apt-get19:56:100
187662840,2sleep018767-21chrt21:58:500
715528010,17sleep07159-21sleep19:08:300
58402790,2sleep05841-21chrt20:50:180
54812780,2sleep05483-21mailstats22:27:160
236652780,1sleep023666-21seq22:55:230
322052760,1sleep032203-21cpuspeed21:30:380
308912740,2sleep030892-21seq23:54:490
117502730,2sleep011751-21seq21:47:530
251902720,2sleep025191-21seq22:08:140
272362670,1sleep027239-21grep20:31:490
206142670,2sleep020616-21mailstats21:13:150
255282650,2sleep025529-21stty00:35:320
69942630,1sleep06995-21chrt20:00:140
308212630,2sleep030824-21sed22:16:350
252772620,2sleep025279-21runrttasks00:35:050
114072620,2sleep011406-21ntpq20:06:210
106472600,2sleep010649-21cpu22:35:350
211062584,45sleep021104-21ntp_states22:02:020
214192563,8sleep021425-21ntpq19:30:550
28362530,2sleep02839-21base6421:35:150
179452530,1sleep018075-21cut19:25:430
89772523,40sleep08974-21ntpq19:10:540
225262520,1sleep022527-21runrttasks20:25:130
37902513,7sleep03786-21ntpq20:45:590
186522510,1sleep018650-21open_files22:47:120
145572503,36sleep014563-21apt-get23:30:120
12602502,7sleep01252-21apt-get23:10:120
62072490,2sleep06209-21ps00:06:040
314572492,39sleep031365-21ssh23:06:450
177652494,37sleep017771-21python320:16:250
130792490,2sleep013080-21seq21:00:530
7783904819,22cyclictest0-21swapper00:24:030
7783904818,23cyclictest0-21swapper22:43:220
7783904817,16cyclictest0-21swapper22:12:130
6712480,2sleep0672-21aten2.4_rfpower19:50:230
285522484,35sleep028533-21ntp_states23:02:040
7472470,1sleep0745-21df22:20:400
778390435,10cyclictest30010-21ntpq20:35:560
77382432,33sleep07726-21ntp_states21:41:530
778390414,9cyclictest31052-21ntpq19:46:040
7783904114,9cyclictest7797-21ps22:31:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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