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2026-02-15 - 14:57
[ 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 highest latencies:
System rack4slot6s.osadl.org (updated Sun Feb 15, 2026 12:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2882422960,3sleep028821-21cat07:15:280
1802221350,3chrt18021-21/usr/sbin/munin10:45:240
1558621320,4chrt15585-21/usr/sbin/munin08:30:250
2862621130,4chrt28628-21sed11:25:280
269349910980,19cyclictest11261-21/usr/sbin/munin10:20:290
269349910881,15cyclictest10445-21seq12:20:500
269349910879,16cyclictest25498-21df_inode11:15:130
269349910862,18cyclictest3550-21sshd09:50:120
269349910781,14cyclictest7316-21seq10:05:010
269349910780,17cyclictest14343-21seq12:36:130
269349910777,17cyclictest3309-21/usr/sbin/munin11:55:130
3110921060,3sleep031178-21timerwakeupswit11:35:280
269349910680,14cyclictest25979-21wc09:10:250
269349910678,16cyclictest24345-21memory11:10:170
269349910675,18cyclictest2271-21/usr/sbin/munin11:50:170
269349910668,23cyclictest27034-21/usr/sbin/munin07:10:250
269349910664,18cyclictest28224-21/usr/sbin/munin09:20:250
269349910578,16cyclictest7236-21/usr/sbin/munin12:10:100
269349910578,15cyclictest114-21systemd-journal11:23:010
269349910480,15cyclictest23908-21chrt09:03:020
269349910476,17cyclictest8846-21/usr/sbin/munin10:10:170
269349910473,18cyclictest7376-21/usr/sbin/munin10:05:250
269349910377,14cyclictest21743-21df_inode08:55:130
269349910375,18cyclictest23224-21grep11:05:250
269349910364,26cyclictest31196-21ntpq07:25:210
3265921020,3chrt32660-21cat09:35:280
269349910279,13cyclictest6578-21/usr/sbin/munin07:55:250
269349910279,13cyclictest12946-21find10:25:250
269349910277,14cyclictest7107-21wc12:10:010
269349910276,16cyclictest11553-21ls08:15:170
269349910276,15cyclictest5091-21/usr/sbin/munin07:50:170
269349910274,16cyclictest4948-21wc09:55:180
269349910175,15cyclictest10227-21ntp_states10:15:210
269349910174,16cyclictest8336-21chrt08:02:210
269349910076,15cyclictest3433-21date09:50:020
269349910076,14cyclictest14102-21irqstats08:25:170
269349910075,14cyclictest24675-21processes09:05:250
269349910075,14cyclictest13940-21if_err_eth010:30:180
269349910068,20cyclictest9652-21idleruntime-cro12:20:000
90832990,4sleep09081-21ntp_states08:05:240
26934999976,13cyclictest32263-21df_inode07:30:130
26934999975,13cyclictest15259-21irqstats10:35:170
26934999974,15cyclictest16418-21seq10:40:100
26934999973,15cyclictest1097-21ps11:45:260
26934999972,16cyclictest11365-21ntp_states12:25:200
26934999968,19cyclictest307-21munin-node11:40:100
26934999965,21cyclictest20272-21/usr/sbin/munin10:55:290
26934999965,19cyclictest29989-21wc07:20:240
294872980,3sleep029484-21cat11:30:170
26934999878,12cyclictest4910-21ntp_states12:00:210
26934999875,13cyclictest19071-21fw_packets10:50:140
26934999873,15cyclictest3905-21ntp_states07:45:210
26934999873,14cyclictest12735-21/usr/sbin/munin08:20:130
26934999865,18cyclictest2334-21/usr/sbin/munin07:40:230
26934999864,20cyclictest21579-21/usr/sbin/munin11:00:180
26934999773,15cyclictest13583-21sed12:35:020
26934999772,15cyclictest19174-21df_inode08:45:130
26934999768,18cyclictest1530-21/usr/sbin/munin09:40:290
26934999766,21cyclictest2196-21awk07:40:000
26934999766,19cyclictest216-21rs:main0
26934999762,22cyclictest20394-21/usr/sbin/munin08:50:200
26934999671,15cyclictest27198-21ntpq09:15:210
26934999663,19cyclictest10226-21ls08:10:160
26934999572,13cyclictest30787-21/usr/sbin/munin09:30:170
26934999571,14cyclictest30712-21cut09:30:010
26934999463,18cyclictest17886-21df08:40:120
26934999063,14cyclictest26954-21latency_hist07:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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