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2026-02-28 - 05:45
[ 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 #3

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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot3s.osadl.org (updated Sat Feb 28, 2026 00:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
286332238164,23sleep20-21swapper/219:06:322
285992236162,61sleep00-21swapper/019:06:070
286492202164,25sleep30-21swapper/319:06:463
286322200163,24sleep10-21swapper/119:06:311
28998998683,2cyclictest0-21swapper/321:35:053
28998996662,3cyclictest0-21swapper/319:18:203
313942570,7sleep011-21rcuc/019:15:010
133152570,11sleep121-21rcuc/122:10:251
207032360,4sleep12898899cyclictest20:00:211
258912350,1sleep20-21swapper/223:55:112
258912350,1sleep20-21swapper/223:55:112
2898899344,22cyclictest25513-21latency_hist23:55:011
2898899339,12cyclictest31384-21rt-features00:05:241
2898899332,22cyclictest6975-21chrt21:55:511
2898099338,11cyclictest22716-21perf22:35:000
2898099336,12cyclictest28054-21idleruntime-cro20:20:010
2898899328,17cyclictest29129-21processes00:00:231
2898899325,6cyclictest0-21swapper/119:23:211
28988993213,15cyclictest14158-21smart_sda19:45:221
2898899321,28cyclictest0-21swapper/121:24:351
2898899307,19cyclictest9784-21needreboot00:30:181
2898899307,12cyclictest2386-21cat20:35:021
2898899306,21cyclictest15492-21basename21:05:011
2898899306,12cyclictest6369-21latency_hist00:25:021
2898899299,17cyclictest2918-21munin-run21:50:011
2898899297,12cyclictest9745-21/usr/sbin/munin22:05:191
2898899296,12cyclictest3272-21ntp_states00:15:221
2898899295,5cyclictest88150irq/126-enp1s0-23:20:151
2898899291,20cyclictest23066-21chrt23:46:561
2898899291,12cyclictest21878-21cstates20:05:131
2898099291,13cyclictest24915-21perf22:40:010
28762290,6sleep07-21ksoftirqd/023:00:230
182382290,3sleep011-21rcuc/019:55:190
327662280,1sleep00-21swapper/019:15:170
2898899288,5cyclictest30491-21/usr/sbin/munin20:25:171
2898899284,11cyclictest6075-21latency_hist19:30:011
2898899283,21cyclictest25110-21gltestperf21:25:141
2898899283,11cyclictest12974-21perf00:40:011
28988992812,3cyclictest10203-21open_files20:50:211
28988992810,9cyclictest16668-21df22:20:121
28988992810,14cyclictest27672-21diskstats22:45:131
2898899279,15cyclictest3574-21ls23:05:011
2898899279,14cyclictest18619-21/usr/sbin/munin22:25:121
2898899275,14cyclictest7823-21cat22:00:111
2898899273,13cyclictest18213-21smart_sda23:35:231
2898899272,12cyclictest8277-21latency_hist19:35:011
28988992710,14cyclictest27113-21netstat20:15:201
118092270,4sleep22899299cyclictest23:20:242
2899899263,11cyclictest25127-21/usr/sbin/munin22:40:113
2898899269,14cyclictest28452-21cpuspeed_turbos20:20:131
2898899269,14cyclictest28452-21cpuspeed_turbos20:20:131
2898899269,14cyclictest21065-21df22:30:131
2898899268,16cyclictest28689-21awk21:35:011
2898899268,16cyclictest28689-21awk21:35:011
2898899266,9cyclictest14138-21/usr/sbin/munin22:15:221
2898899265,9cyclictest768-21rngd21:40:121
2898899265,13cyclictest19697-21taskset21:12:411
2898899264,15cyclictest3882-21if_enp1s021:50:161
2898899263,11cyclictest0-21swapper/122:59:511
2898899262,11cyclictest29246-21cpu19:10:121
2898899261,23cyclictest0-21swapper/123:16:551
2898899261,16cyclictest0-21swapper/123:31:291
2898899261,12cyclictest15433-21df19:50:131
28988992611,12cyclictest25127-21/usr/sbin/munin22:40:171
2898899260,18cyclictest0-21swapper/119:57:291
2898099261,13cyclictest19900-21awk21:15:000
28998992512,3cyclictest16124-21awk22:20:003
2898899258,14cyclictest9969-21grep19:35:251
2898899257,15cyclictest4084-21grep20:35:261
2898899257,15cyclictest17694-21ls21:10:001
2898899256,16cyclictest580-21systemd-journal21:00:011
2898899255,17cyclictest31497-21latency_hist22:55:011
2898899255,13cyclictest6541-21fschecks_time23:10:141
2898899254,18cyclictest0-21swapper/120:45:011
2898899253,11cyclictest0-21swapper/100:11:041
2898899252,12cyclictest0-21swapper/123:29:561
2898899251,16cyclictest6599-21/usr/sbin/munin00:25:151
2898899251,12cyclictest4131-21entropy23:05:151
2898099258,14cyclictest12961-21idleruntime-cro00:40:010
28998992420,3cyclictest0-21swapper/323:51:073
2899299241,6cyclictest0-21swapper/221:20:242
2898899244,12cyclictest30162-21which21:35:231
2898899243,5cyclictest580-21systemd-journal00:00:011
2898899243,5cyclictest580-21systemd-journal00:00:011
2898899242,8cyclictest6919-21/usr/sbin/munin20:45:211
2898899241,20cyclictest0-21swapper/122:37:121
2898899241,17cyclictest0-21swapper/119:43:141
2899899230,10cyclictest0-21swapper/320:52:353
28992992313,7cyclictest0-21swapper/221:51:312
2898899237,5cyclictest88450irq/129-enp1s0-19:15:131
2898899236,9cyclictest24581-21hwlatdetect20:10:161
2898899236,14cyclictest20225-21/usr/sbin/munin23:40:211
2898899234,10cyclictest88350irq/128-enp1s0-21:15:161
189322230,4sleep02898099cyclictest23:40:000
2899899224,7cyclictest0-21swapper/321:14:543
2899899221,4cyclictest0-21swapper/322:29:593
2899899221,4cyclictest0-21swapper/300:24:123
2899899221,11cyclictest12940-21kworker/u8:300:40:023
2899299221,10cyclictest0-21swapper/200:39:492
2898099221,11cyclictest11249-21unixbench_multi22:05:260
2899899219,3cyclictest25568-21ntp_states21:25:203
2899899215,6cyclictest0-21swapper/322:20:173
2899899213,11cyclictest0-21swapper/323:19:023
2899899212,10cyclictest29183-21/usr/sbin/munin19:10:223
2899899211,11cyclictest11939-21/usr/sbin/munin22:10:153
2899899210,6cyclictest0-21swapper/300:15:383
2899299213,8cyclictest8680-21head22:00:212
28992992114,4cyclictest19256-21idleruntime-cro20:00:002
2899299211,3cyclictest28971-21cyclictest23:50:172
2898099215,8cyclictest88350irq/128-enp1s0-21:15:180
2898099214,9cyclictest88350irq/128-enp1s0-23:50:240
2898099213,15cyclictest13288-21munin-run21:00:010
2898099211,5cyclictest10001-1kworker/u9:021:40:030
2898099211,12cyclictest21346-21/usr/sbin/munin23:45:170
18702210,1sleep30-21swapper/320:30:253
2899899208,4cyclictest842-21lldpd22:53:233
2899899208,3cyclictest31727-21/usr/sbin/munin22:55:113
2899899203,3cyclictest21432-21cpuspeed_turbos23:45:113
2899899202,15cyclictest31766-21tail21:40:153
2899899201,7cyclictest1193-21kworker/u8:023:25:203
2899899201,7cyclictest0-21swapper/300:27:003
2899899201,6cyclictest0-21swapper/323:20:223
2899899201,6cyclictest0-21swapper/322:45:513
2899899201,6cyclictest0-21swapper/322:35:103
2899899201,5cyclictest0-21swapper/323:33:023
2899899201,11cyclictest16952-21/usr/sbin/munin23:35:183
2899899201,11cyclictest0-21swapper/322:30:193
2899899201,10cyclictest4721-21/usr/sbin/munin20:40:253
2899899201,10cyclictest30057-21sshd20:22:293
2899899201,10cyclictest30057-21sshd20:22:293
2899299206,2cyclictest0-21swapper/221:01:532
2899299205,5cyclictest11092-21basename20:55:012
2899299201,3cyclictest0-21swapper/222:46:322
2899299201,16cyclictest17397-21ntp_states22:20:192
2898099205,8cyclictest30166-21sensors21:35:230
2898099201,6cyclictest0-21swapper/019:35:170
2898099201,16cyclictest16673-21uptime19:50:260
2898099201,11cyclictest4406-21/usr/sbin/munin00:20:190
2898099201,11cyclictest25744-21/usr/sbin/munin23:55:240
2898099201,11cyclictest25744-21/usr/sbin/munin23:55:240
323822191,2sleep30-21swapper/320:29:103
2899899198,3cyclictest32369-21/usr/sbin/munin00:10:183
2899899196,3cyclictest88150irq/126-enp1s0-00:00:253
2899899196,3cyclictest1669-21cut23:00:113
2899899196,3cyclictest0-21swapper/321:58:333
2899899195,4cyclictest17687-21turbostat.cron21:10:003
2899899194,9cyclictest4051-21kworker/u8:200:33:293
2899899194,4cyclictest0-21swapper/322:09:403
28998991913,3cyclictest6619-21cut23:10:143
2899899191,10cyclictest775-21NetworkManager21:02:563
2899899191,10cyclictest17686-21diskmemload23:43:143
2899899191,10cyclictest0-21swapper/323:55:283
2899899191,10cyclictest0-21swapper/323:55:283
2899899191,10cyclictest0-21swapper/321:50:023
2899299196,3cyclictest580-21systemd-journal19:45:012
2899299192,6cyclictest21557-21taskset20:05:012
2899299191,5cyclictest0-21swapper/221:31:342
2899299191,5cyclictest0-21swapper/221:31:342
28992991914,3cyclictest25416-21sed20:10:252
2899299191,3cyclictest0-21swapper/222:38:002
28992991910,3cyclictest12838-21expr23:25:132
2898099199,3cyclictest5966-21/usr/sbin/munin23:10:170
2898099194,8cyclictest2560-21kworker/0:121:55:110
2898099193,8cyclictest88350irq/128-enp1s0-00:05:150
2898099192,9cyclictest9219-21ntp_offset23:15:180
2898099191,5cyclictest0-21swapper/000:33:180
2898099191,16cyclictest5129-21awk21:55:020
2898099191,11cyclictest1915-21/usr/sbin/munin19:20:190
2898099191,10cyclictest9115-21/usr/sbin/munin20:50:110
2898099191,10cyclictest823-21snmpd00:16:180
2898099191,10cyclictest6919-21/usr/sbin/munin20:45:220
2898099191,10cyclictest31260-40dnf22:52:060
2898099191,10cyclictest30491-21/usr/sbin/munin20:25:190
2898099191,10cyclictest17686-21diskmemload22:57:010
165462191,2sleep00-21swapper/023:32:510
147212191,3sleep00-21swapper/019:48:180
92102181,3sleep30-21swapper/322:01:123
299292181,2sleep20-21swapper/220:20:502
299292181,2sleep20-21swapper/220:20:502
2899899186,3cyclictest88150irq/126-enp1s0-23:05:133
2899899186,3cyclictest12942-21cpu19:45:113
2899899185,3cyclictest88150irq/126-enp1s0-20:35:233
2899899181,7cyclictest22453-21cpuspeed_turbos21:20:123
2899899181,4cyclictest27946-21sendmail_mailst21:30:243
2899899181,4cyclictest27946-21sendmail_mailst21:30:243
2899899181,11cyclictest0-21swapper/321:15:153
2899899181,10cyclictest0-21swapper/300:07:093
2899299187,3cyclictest12050irq/123-ahci[0021:15:012
2899299184,4cyclictest10277-21grep00:30:252
2899299182,6cyclictest21174-21ntp_states21:15:202
2899299181,8cyclictest496-1jbd2/dm-0-823:33:362
2899299181,6cyclictest0-21swapper/221:28:562
2899299181,6cyclictest0-21swapper/200:15:512
2899299181,5cyclictest7357-21sed23:10:242
2899299181,3cyclictest27236-21wc22:45:022
2899299181,15cyclictest0-21swapper/222:06:432
2899299181,12cyclictest0-21swapper/221:46:292
2898099188,3cyclictest19151-21/usr/sbin/munin23:40:220
2898099188,2cyclictest18534-21/usr/sbin/munin22:25:150
2898099186,3cyclictest0-21swapper/000:14:410
2898099184,3cyclictest88350irq/128-enp1s0-21:30:200
2898099184,3cyclictest88350irq/128-enp1s0-21:30:200
2898099182,4cyclictest919-21/usr/sbin/munin21:45:120
2898099181,9cyclictest3774-21/usr/sbin/munin23:05:190
2898099181,9cyclictest26014-21tail21:25:230
2898099181,8cyclictest0-21swapper/020:37:300
2898099181,7cyclictest0-21swapper/022:42:270
2898099181,5cyclictest29318-21timerandwakeup00:00:260
2898099181,5cyclictest11939-21/usr/sbin/munin22:10:220
2898099181,5cyclictest10001-1kworker/u9:022:15:510
2898099181,5cyclictest0-21swapper/022:22:370
28980991812,3cyclictest22312-21/usr/sbin/munin21:20:220
2898099181,10cyclictest17686-21diskmemload22:47:140
2898099181,10cyclictest0-21swapper/023:27:140
2898099181,10cyclictest0-21swapper/021:04:360
256482181,3sleep30-21swapper/320:12:243
223902181,2sleep20-21swapper/222:31:092
185602181,2sleep20-21swapper/223:35:302
131052181,3sleep20-21swapper/220:57:552
300242171,2sleep00-21swapper/020:22:040
300242171,2sleep00-21swapper/020:22:040
2899899174,3cyclictest88150irq/126-enp1s0-19:40:133
2899899171,4cyclictest6322-21cpu19:30:113
28998991711,3cyclictest8505-21/usr/sbin/munin19:35:143
28998991711,3cyclictest8168-21sendmail_mailtr20:45:233
28998991711,3cyclictest16565-21unixbench-2d19:50:243
2899899170,16cyclictest19570-21kworker/u8:321:45:233
2899299176,3cyclictest88150irq/126-enp1s0-19:15:182
2899299175,4cyclictest28461-21grep00:00:152
2899299175,3cyclictest88150irq/126-enp1s0-00:05:132
2899299174,5cyclictest768-21rngd22:25:102
2899299174,2cyclictest0-21swapper/222:55:292
2899299173,6cyclictest30-21rcuc/219:20:112
2899299171,6cyclictest32079-21users20:25:262
2899299171,5cyclictest823-21snmpd23:40:062
2899299171,5cyclictest0-21swapper/222:15:062
2899299171,5cyclictest0-21swapper/200:23:352
28992991712,3cyclictest4771-21cut19:25:152
28992991711,4cyclictest0-21swapper/220:15:232
28992991711,3cyclictest3647-21cut20:35:222
28992991710,4cyclictest30443-21/usr/sbin/munin22:50:182
2899299170,4cyclictest0-21swapper/223:00:182
2898099174,3cyclictest88350irq/128-enp1s0-23:20:300
2898099171,7cyclictest6599-21/usr/sbin/munin00:25:130
2898099171,6cyclictest0-21swapper/019:40:250
2898099171,5cyclictest0-21swapper/022:00:210
28980991713,3cyclictest0-21swapper/020:10:060
235252170,3sleep20-21swapper/220:08:222
234872171,3sleep00-21swapper/020:07:530
22412170,2sleep20-21swapper/220:34:262
129172171,2sleep30-21swapper/320:55:303
75622160,2sleep00-21swapper/019:30:240
2899899169,4cyclictest913-21sssd_nss20:00:133
2899899169,4cyclictest4598-21fschecks_time19:25:143
2899899169,4cyclictest17651-21cat19:55:143
2899899163,4cyclictest2667-21if_enp2s019:20:173
2899899161,12cyclictest26090-21/usr/sbin/munin20:15:113
2899299166,3cyclictest88150irq/126-enp1s0-20:45:132
2899299163,3cyclictest6512-21grep21:55:212
2899299161,9cyclictest0-21swapper/223:05:132
2899299161,7cyclictest0-21swapper/222:10:172
2899299161,6cyclictest6327-21grep19:30:112
2899299161,6cyclictest15097-21/usr/sbin/munin19:50:122
2899299161,5cyclictest5412-21cat20:40:172
2899299161,5cyclictest31183-21cpuspeed_turbos21:40:102
2899299161,2cyclictest0-21swapper/219:10:112
2899299161,2cyclictest0-21swapper/200:25:352
28992991612,3cyclictest0-21swapper/219:35:432
2899299161,14cyclictest0-21swapper/219:49:372
28992991611,3cyclictest28904-21/usr/sbin/munin21:35:112
28992991611,3cyclictest1023-21ntpq00:10:202
28992991610,3cyclictest8165-21acpi23:15:112
28992991610,3cyclictest22392-21ntp_kernel_pll_23:45:192
2898099163,4cyclictest4110-21/usr/sbin/munin19:25:150
2898099161,6cyclictest6276-21unixbench_singl20:40:250
2898099161,12cyclictest19487-21/usr/sbin/munin20:00:120
28980991610,3cyclictest345-21grep20:30:110
2899899159,3cyclictest22028-21expr20:05:133
28992991510,3cyclictest17293-21uptime21:05:262
173332150,2sleep00-21swapper/021:05:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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