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2026-01-29 - 08:24
[ 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 #5, slot #7

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: 50.5 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot7s.osadl.org (updated Thu Jan 29, 2026 00:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20445224362194,98sleep00-21swapper19:06:110
209159916919,25cyclictest3184-21apt-get20:40:330
209159916420,115cyclictest26544-21apt-get19:45:180
209159916316,121cyclictest28130-21apt-get19:55:150
209159916212,106cyclictest4781-21sshd00:05:250
209159916117,119cyclictest9721-21apt-get00:35:120
209159916014,121cyclictest22071-21apt-get22:35:270
209159915915,21cyclictest32045-21munin-run20:20:010
209159915915,122cyclictest9879-21munin-run21:20:020
209159915842,22cyclictest16530-21/usr/sbin/munin22:00:350
209159915819,27cyclictest7346-21apt-get21:05:190
209159915715,116cyclictest26147-21munin-run23:00:030
209159915713,121cyclictest11889-21awk21:30:490
209159915711,30cyclictest13081-21munin-plugin-st21:40:010
209159915623,30cyclictest5545-21apt-get00:10:310
209159915616,117cyclictest2155-21apt-get20:35:240
209159915516,37cyclictest29322-21wc20:00:560
209159915516,21cyclictest29773-21apt-get23:20:320
209159915513,117cyclictest5790-21snmpd22:18:250
209159915513,116cyclictest27752-21apt-get23:11:320
209159915422,29cyclictest5728-21apt-get20:55:200
209159915417,22cyclictest21083-21apt-get19:10:270
209159915417,112cyclictest8191-21apt-get21:10:150
209159915417,112cyclictest30645-21df_inode20:10:290
209159915412,118cyclictest32008-21cut23:30:570
209159915412,118cyclictest25344-21grep19:35:540
209159915317,23cyclictest3721-21users23:56:060
209159915313,25cyclictest14787-21/usr/sbin/munin21:50:200
209159915312,117cyclictest10672-21sshd21:22:240
209159915312,116cyclictest14416-21grep21:45:540
209159915241,91cyclictest31035-21ntp_offset23:25:570
209159915221,102cyclictest19617-21apt-get22:20:210
209159915216,24cyclictest9021-21df00:30:240
209159915215,96cyclictest22048-21munin-node22:45:550
209159915214,114cyclictest8226-21df00:25:240
209159915210,100cyclictest5790-21snmpd22:27:250
20915991519,27cyclictest27762-21gpgv23:10:050
209159915130,22cyclictest0-21swapper20:05:240
209159915119,24cyclictest25751-21apt-get19:40:170
209159915116,112cyclictest13375-21irqstats21:40:400
209159915111,40cyclictest356-21/usr/sbin/munin20:21:050
209159915041,89cyclictest11375-21timerwakeupswit21:26:010
209159915029,96cyclictest25398-21date22:55:040
209159915018,27cyclictest795-21diskstats23:40:320
209159915018,25cyclictest2271-21apt-get23:50:210
209159915015,96cyclictest18063-21cstates22:10:240
209159915015,23cyclictest616-21diskstats20:25:350
209159915013,98cyclictest22541-21apt-get19:20:250
209159915012,114cyclictest2165-21modprobe23:50:010
209159914933,21cyclictest21503-21grep22:30:460
209159914921,27cyclictest15582-21apt-get21:55:210
209159914919,23cyclictest24376-21memory19:30:440
209159914916,109cyclictest26922-21users23:01:050
209159914913,23cyclictest24119-21sort19:30:040
209159914912,38cyclictest23338-21awk22:40:530
209159914817,108cyclictest4317-21irqstats20:45:460
209159914816,26cyclictest6745-21memory00:15:470
209159914810,98cyclictest27700-21ps19:50:530
209159914810,24cyclictest7259-21sort21:05:040
209159914731,20cyclictest29268-21processes23:16:010
209159914720,27cyclictest7338-21apt-get00:20:210
209159914716,24cyclictest563-21munin-run23:40:020
209159914715,107cyclictest3885-21/usr/sbin/munin00:00:520
209159914615,28cyclictest4932-21/usr/sbin/munin20:50:210
209159914614,21cyclictest22419-21munin-run19:20:020
209159914614,109cyclictest5790-21snmpd22:08:240
209159914518,101cyclictest1296-21apt-get20:30:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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