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[ 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 #4, slot #6

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: 50 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 rack4slot6s.osadl.org (updated Sat Jan 24, 2026 12:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2347922570,2sleep023478-21grep11:20:200
2515222360,3sleep025150-21grep07:15:240
1299821200,4chrt12996-21irqstats10:40:150
23419991199,17cyclictest2856-21chrt07:55:180
23419991197,17cyclictest27047-21/usr/sbin/munin11:35:300
23419991188,14cyclictest21048-21ntp_states09:05:210
23419991179,16cyclictest2383-21munin-run10:00:020
779321160,3chrt7794-21latency_hist08:15:010
23419991168,19cyclictest9994-21latency_hist12:35:020
234199911629,75cyclictest21170-21/usr/sbin/munin11:10:270
234199911610,15cyclictest26183-21df_inode07:20:140
23419991158,17cyclictest10267-21memory12:35:180
23419991157,17cyclictest26012-21/usr/sbin/munin09:25:140
23419991157,16cyclictest15719-21/usr/sbin/munin08:45:140
23419991157,13cyclictest28420-21df_inode11:40:140
23419991156,13cyclictest32489-21ntp_states11:55:220
234199911523,13cyclictest9974-21runrttasks10:28:430
234199911517,10cyclictest0-21swapper08:34:460
234199911515,14cyclictest31456-21latency07:40:180
234199911510,15cyclictest23807-21ntp_states07:10:220
3017321140,4chrt30174-21ls07:35:190
23419991148,17cyclictest19177-21chrt08:58:540
23419991148,14cyclictest1241-21memory12:00:180
23419991148,13cyclictest5554-21ntp_states08:05:220
23419991147,16cyclictest8330-21runrttasks12:27:140
23419991147,16cyclictest28684-21sort09:35:180
23419991147,16cyclictest25185-21/usr/sbin/munin09:20:300
234199911412,18cyclictest30103-21ntp_states09:40:210
23419991139,16cyclictest23435-21latency_hist07:10:020
23419991139,14cyclictest24542-21df_inode11:25:140
23419991138,15cyclictest3808-21chrt10:05:100
23419991138,15cyclictest29432-21chrt07:31:380
23419991136,13cyclictest24008-21chrt09:15:580
234199911322,14cyclictest28153-21runrttasks07:26:390
234199911319,14cyclictest19519-21seq09:00:120
234199911311,19cyclictest14176-21systemctl08:40:000
23419991129,20cyclictest288-21snmpd10:23:280
23419991128,16cyclictest2578-21df_inode10:00:130
23419991128,13cyclictest10547-21ntp_states10:30:220
23419991127,23cyclictest16139-21sshd10:51:240
23419991127,15cyclictest1570-21/usr/sbin/munin07:50:180
23419991127,14cyclictest23113-21latency_hist11:20:020
234199911233,70cyclictest10717-21/usr/sbin/munin08:25:210
234199911211,23cyclictest14499-21memory08:40:170
234199911211,18cyclictest27512-21ntp_states09:30:220
23419991119,15cyclictest32722-21ls07:45:180
23419991117,14cyclictest6378-21grep10:15:100
234199911111,20cyclictest16928-21chrt08:50:110
23419991109,18cyclictest19304-21/usr/sbin/munin11:05:110
23419991109,18cyclictest14135-21/usr/sbin/munin10:45:250
23419991109,14cyclictest9216-21df_inode08:20:140
23419991106,15cyclictest6459-21/usr/sbin/munin12:20:220
234199911027,71cyclictest2404-21/usr/sbin/munin12:05:130
234199911024,16cyclictest26156-21/usr/sbin/munin11:30:250
234199911011,18cyclictest30920-21/usr/sbin/munin11:50:300
234199911010,16cyclictest5094-21/usr/sbin/munin10:10:310
234199911010,16cyclictest22337-21ntp_states09:10:210
23419991097,16cyclictest18481-21mailstats11:00:260
23419991097,15cyclictest3918-21sh12:10:220
23419991097,13cyclictest4266-21ntp_states08:00:220
234199910922,15cyclictest7832-21/usr/sbin/munin08:15:120
234199910910,14cyclictest32672-21ntp_states09:50:220
1713021090,3chrt17117-21mailstats10:55:260
23419991087,15cyclictest31505-21/usr/sbin/munin09:45:270
234199910810,16cyclictest5346-21grep12:15:260
234199910711,15cyclictest11844-21ntp_states10:35:260
23419991067,13cyclictest29818-21/usr/sbin/munin11:45:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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