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2026-01-29 - 07:31
[ 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 Thu Jan 29, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2719322550,2sleep027195-21timerandwakeup23:50:280
759821500,3sleep07600-21latency20:30:160
111421290,3chrt1111-21ntp_states22:10:230
2840121140,4chrt28402-21mailstats23:55:270
1411421130,4chrt14113-21/usr/sbin/munin20:55:180
2165821110,3sleep021657-21cat23:30:160
201621100,3sleep02022-21df_inode00:20:140
2063721080,3chrt20635-21netstat21:20:190
100992934,8sleep010102-21df_inode20:40:140
76302865,68sleep07708-21mailstats22:35:250
24082855,10sleep02426-21/usr/sbin/munin20:10:180
45242840,3sleep04574-21df00:30:110
154082824,66sleep015458-21ntp_kernel_pll_21:00:190
230212804,64sleep023043-21sort21:30:140
101622803,5sleep00-21swapper22:45:230
1842627419,32sleep018483-21users19:05:250
19099996427,15cyclictest15862-21runrttasks23:07:200
19099996312,20cyclictest30764-21df22:00:120
5692620,5sleep0567-21ls00:15:010
324352620,3sleep032438-21cut22:05:250
19099996223,28cyclictest3489-21/usr/sbin/munin22:20:130
19099996221,14cyclictest30864-21sshd00:05:230
19099996131,21cyclictest14975-21latency_hist23:05:010
19099996035,16cyclictest23021-21/usr/sbin/munin23:35:180
19099996035,16cyclictest17696-21/usr/sbin/munin23:15:150
19099996032,17cyclictest5225-21/usr/sbin/munin20:20:240
19099996016,14cyclictest4820-21/usr/sbin/munin22:25:150
19099996010,16cyclictest24800-21sshd23:41:240
1909999599,15cyclictest5810-21/usr/sbin/munin00:35:110
19099995934,17cyclictest24436-21/usr/sbin/munin19:30:140
19099995932,17cyclictest29328-21/usr/sbin/munin00:00:130
19099995911,17cyclictest13197-21/usr/sbin/munin20:50:280
1909999589,17cyclictest21673-21/usr/sbin/munin21:25:190
1909999589,16cyclictest28113-21/usr/sbin/munin21:50:130
1909999588,18cyclictest17782-21/usr/sbin/munin21:10:190
1909999588,17cyclictest11148-21/usr/sbin/munin22:50:300
1909999588,16cyclictest18920-21/usr/sbin/munin23:20:270
19099995834,15cyclictest25926-21/usr/sbin/munin19:35:200
19099995833,15cyclictest8936-21/usr/sbin/munin20:35:180
1909999579,20cyclictest6250-21ntpq22:30:180
1909999579,18cyclictest276-21runrttasks20:09:020
1909999578,16cyclictest8584-21/usr/sbin/munin22:40:290
1909999578,15cyclictest42022sleep000:28:260
1909999578,15cyclictest28243-21/usr/sbin/munin19:45:210
1909999577,14cyclictest3563-21/usr/sbin/munin20:15:210
19099995733,17cyclictest21440-21latency_hist23:30:020
19099995733,15cyclictest27867-21runrttasks19:42:570
19099995730,16cyclictest32117-21runrttasks20:00:080
19099995728,20cyclictest19402-21/usr/sbin/munin21:15:240
19099995711,14cyclictest27011-21/usr/sbin/munin21:45:150
19099995710,18cyclictest25413-21munin-run21:40:010
224292563,9sleep00-21swapper19:20:390
1909999568,16cyclictest20481-21/usr/sbin/munin19:15:230
1909999568,15cyclictest29713-21seq21:55:240
1909999567,16cyclictest2107-21/usr/sbin/munin22:15:200
1909999566,17cyclictest25367-21/usr/sbin/munin23:45:270
19099995633,15cyclictest16606-21/usr/sbin/munin21:05:140
19099995631,16cyclictest16414-21/usr/sbin/munin23:10:150
19099995630,16cyclictest23382-21runrttasks19:25:220
19099995611,15cyclictest19446-21/usr/sbin/munin19:10:190
1909999558,15cyclictest1231-21/usr/sbin/munin00:15:270
1909999558,14cyclictest11327-21grep20:45:100
1909999548,16cyclictest12487-21df22:55:140
1909999548,14cyclictest6216-21df20:25:120
1909999547,17cyclictest30076-21/usr/sbin/munin19:50:270
19099995432,15cyclictest31037-21/usr/sbin/munin19:55:200
1909999539,14cyclictest25608-21df21:40:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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