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2026-01-31 - 16:03
[ 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 Sat Jan 31, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
884821270,2chrt8849-21sleep10:56:420
721721220,4chrt7218-21fschecks_count10:05:530
1050721200,2chrt10504-21diskstats10:10:520
2476921180,1sleep024844-21irqrtprio10:31:510
597621170,3chrt5974-21ntpq10:51:570
1569621160,2sleep015700-21aten2.4_rfpower11:55:340
455621140,2chrt4557-21runrttasks11:38:410
791321130,2sleep07914-21chrt11:43:440
2142121130,4chrt21419-21ld10:26:350
568321120,2chrt5685-21runrttasks09:15:180
1967621120,2chrt19674-21python311:12:130
2779421110,2chrt27793-21/usr/sbin/munin08:06:220
1925421110,2chrt19258-21fschecks_count12:00:470
168021110,2chrt1681-21sh10:45:530
147421110,2chrt1475-21sleep12:22:170
255221090,2chrt2553-21ssh09:10:420
1696921080,2sleep016970-21runrttasks11:08:240
743421070,2chrt7431-21cat12:31:160
2846221070,1sleep028463-21runrttasks12:14:540
2862521050,3chrt28626-21runrttasks07:15:540
2129621050,2sleep021297-21seq07:05:090
717121040,3chrt7172-21sleep07:33:550
1629321040,2chrt16294-21chrt10:19:330
1195321040,2sleep011954-21runrttasks09:24:330
1616821000,3chrt16169-21sh07:47:590
323952980,2sleep032396-21ld07:21:560
133472960,2sleep013348-21seq08:35:380
98342930,2sleep09836-21seq11:46:430
305052920,2sleep030506-21runrttasks11:28:590
247952920,2sleep024797-21aten2.4_rfpower11:20:360
283802910,1sleep028381-21runrttasks09:48:500
252902900,1sleep025291-21chrt08:55:170
5762860,2sleep0575-21seq08:15:430
227622830,2sleep022760-21if_can012:05:580
146842800,1sleep014685-21chrt09:28:080
268662790,2sleep026867-21chrt10:35:110
219702770,2sleep021971-21munin-plugin-st08:50:010
104342770,2sleep010438-21irqrtprio12:36:080
212352750,2sleep021236-21chrt07:55:530
56042720,1sleep05605-21seq12:28:570
325242720,2sleep032512-21ntpq11:31:360
304702690,2sleep030467-21ps12:17:130
51472680,2sleep05151-21wc10:02:190
231612660,3sleep023164-21chrt11:17:240
28952640,1sleep02896-21runrttasks09:59:320
122942610,2sleep012292-21aten2.4_rfpower11:50:340
88672594,8sleep08870-21ntpq07:35:580
307772583,8sleep030782-21ntpq08:11:120
119582580,2sleep011959-21chrt07:40:530
288912570,2sleep028893-21seq09:00:370
172522570,1sleep017249-21tune2fs10:20:520
186752560,2sleep018676-21runrttasks09:34:390
240952554,9sleep024099-21ntpq09:42:140
298932520,1sleep029894-21/usr/sbin/munin09:51:040
24320905019,23cyclictest0-21swapper10:42:430
132242490,2chrt13220-21/usr/sbin/munin11:02:220
169792483,8sleep016990-21ntpq08:40:520
318952474,35sleep031961-21perl09:05:360
24320904417,9cyclictest23762-21fschecks_time08:00:340
183892443,32sleep018395-21ntpq07:51:170
2432090435,11cyclictest2779-21ntpq07:26:100
24320904315,22cyclictest0-21swapper09:37:430
2432090415,17cyclictest24467-21apt07:10:130
2432090404,9cyclictest412-21snmpd08:34:430
24320904015,18cyclictest4184-21if_eth208:20:420
2432090395,25cyclictest7813-21ntpq08:26:060
24320903813,20cyclictest23295-21chrt08:51:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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