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2026-01-24 - 07:03
[ 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 #9, 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 the 792 highest latencies:
System rack9slot3s.osadl.org (updated Sat Jan 24, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119591650,30ptp4l0-21swapper/119:05:161
119591590,42ptp4l0-21swapper/019:09:080
6647995857,0cyclictest119591ptp4l23:42:110
119591580,40ptp4l0-21swapper/219:07:482
623925242,5sleep30-21swapper/319:08:033
116002480,0sleep00-21swapper/019:15:200
211982440,1sleep121199-21cpuspeed_turbos19:35:141
6649992524,0cyclictest119591ptp4l23:42:272
119591210,0ptp4l0-21swapper/122:20:111
119591180,0ptp4l0-21swapper/123:40:121
119591180,0ptp4l0-21swapper/123:35:151
119591180,0ptp4l0-21swapper/020:00:130
6648991714,2cyclictest3831-21apt-get22:05:101
119591160,1ptp4l14779-21apt-get21:25:120
119591160,0ptp4l0-21swapper/121:15:141
119591160,0ptp4l0-21swapper/120:50:241
119591150,2ptp4l0-21swapper/220:20:152
119591150,1ptp4l32307-21ls20:55:191
119591150,1ptp4l3193-21ntp_states20:00:181
119591150,1ptp4l31394-21hddtemp_smartct21:55:160
119591150,1ptp4l31394-21hddtemp_smartct21:55:150
119591150,1ptp4l29717-21smartctl21:50:200
119591150,1ptp4l27008-21users23:45:271
119591150,1ptp4l2534-21snmp_o5powerctl23:00:201
119591150,1ptp4l24710-21irqstats19:40:161
119591150,1ptp4l24035-21ls21:40:182
119591150,1ptp4l17188-21munin-run21:30:011
119591150,1ptp4l1656-21irqstats00:00:170
119591150,1ptp4l13735-21ls20:20:171
119591150,1ptp4l12985-21apt-get19:20:140
119591150,1ptp4l11551-21apt-config23:20:020
119591150,0ptp4l0-21swapper/123:55:371
119591150,0ptp4l0-21swapper/123:05:111
119591150,0ptp4l0-21swapper/121:50:171
119591150,0ptp4l0-21swapper/121:35:121
119591150,0ptp4l0-21swapper/121:32:101
119591150,0ptp4l0-21swapper/120:15:101
119591150,0ptp4l0-21swapper/023:10:130
119591150,0ptp4l0-21swapper/023:00:120
119591150,0ptp4l0-21swapper/022:06:050
119591140,1ptp4l9058-21unixbench_multi20:10:221
119591140,1ptp4l8582-21latency_hist00:15:011
119591140,1ptp4l7912-21memory19:10:171
119591140,1ptp4l7553-21if_err_enp4s019:10:160
119591140,1ptp4l6343-21diskmemload23:15:160
119591140,1ptp4l5116-21tail20:05:131
119591140,1ptp4l30801-21cpuspeed_turbos22:55:131
119591140,1ptp4l27073-21snmp_o5powerctl21:45:190
119591140,1ptp4l25357-21cut22:45:121
119591140,1ptp4l25270-21snmp_o5powerctl19:40:210
119591140,1ptp4l23989-21sed21:40:171
119591140,1ptp4l21738-21if_enp4s019:35:170
119591140,1ptp4l20028-21/usr/sbin/munin00:35:160
119591140,1ptp4l19938-21mailstats19:30:201
119591140,1ptp4l17259-21cat22:30:012
119591140,1ptp4l15272-21perl22:25:161
119591140,1ptp4l14653-21snmp_o5powerctl19:20:231
119591140,1ptp4l12987-21/usr/sbin/munin00:20:210
119591140,1ptp4l12901-21gunzip00:20:201
119591140,1ptp4l11110-21ls22:15:221
119591140,1ptp4l10523-21missed_timers21:15:180
119591140,1ptp4l0-21swapper/200:20:152
119591140,0ptp4l0-21swapper/123:16:261
119591140,0ptp4l0-21swapper/122:40:211
119591140,0ptp4l0-21swapper/122:35:201
119591140,0ptp4l0-21swapper/122:30:201
119591140,0ptp4l0-21swapper/122:10:011
119591140,0ptp4l0-21swapper/122:04:001
119591140,0ptp4l0-21swapper/121:55:131
119591140,0ptp4l0-21swapper/121:55:121
119591140,0ptp4l0-21swapper/120:40:121
119591140,0ptp4l0-21swapper/120:35:121
119591140,0ptp4l0-21swapper/120:26:561
119591140,0ptp4l0-21swapper/100:36:131
119591140,0ptp4l0-21swapper/100:25:221
119591140,0ptp4l0-21swapper/100:15:131
119591140,0ptp4l0-21swapper/100:00:251
119591140,0ptp4l0-21swapper/023:46:370
119591140,0ptp4l0-21swapper/022:30:120
119591140,0ptp4l0-21swapper/022:25:150
119591140,0ptp4l0-21swapper/022:24:410
119591140,0ptp4l0-21swapper/022:00:020
119591140,0ptp4l0-21swapper/021:35:120
119591140,0ptp4l0-21swapper/020:55:260
119591140,0ptp4l0-21swapper/020:10:200
119591140,0ptp4l0-21swapper/019:45:210
119591140,0ptp4l0-21swapper/019:25:230
119591140,0ptp4l0-21swapper/000:32:150
119591140,0ptp4l0-21swapper/000:15:160
119591130,1ptp4l9851-21cut19:15:021
119591130,1ptp4l28111-21telnet21:50:112
119591130,0ptp4l4206-21smartctl23:05:130
119591130,0ptp4l0-21swapper/223:30:132
119591130,0ptp4l0-21swapper/223:25:012
119591130,0ptp4l0-21swapper/222:45:242
119591130,0ptp4l0-21swapper/221:45:192
119591130,0ptp4l0-21swapper/221:10:152
119591130,0ptp4l0-21swapper/221:05:202
119591130,0ptp4l0-21swapper/219:30:222
119591130,0ptp4l0-21swapper/219:25:142
119591130,0ptp4l0-21swapper/219:20:182
119591130,0ptp4l0-21swapper/200:35:212
119591130,0ptp4l0-21swapper/200:25:172
119591130,0ptp4l0-21swapper/200:15:142
119591130,0ptp4l0-21swapper/200:00:232
119591130,0ptp4l0-21swapper/123:50:121
119591130,0ptp4l0-21swapper/123:30:161
119591130,0ptp4l0-21swapper/123:25:131
119591130,0ptp4l0-21swapper/123:20:171
119591130,0ptp4l0-21swapper/123:10:141
119591130,0ptp4l0-21swapper/122:50:141
119591130,0ptp4l0-21swapper/121:45:131
119591130,0ptp4l0-21swapper/121:20:141
119591130,0ptp4l0-21swapper/121:10:181
119591130,0ptp4l0-21swapper/121:05:151
119591130,0ptp4l0-21swapper/121:00:131
119591130,0ptp4l0-21swapper/120:45:131
119591130,0ptp4l0-21swapper/120:30:141
119591130,0ptp4l0-21swapper/119:55:141
119591130,0ptp4l0-21swapper/119:50:131
119591130,0ptp4l0-21swapper/119:45:141
119591130,0ptp4l0-21swapper/119:25:131
119591130,0ptp4l0-21swapper/100:30:131
119591130,0ptp4l0-21swapper/100:05:161
119591130,0ptp4l0-21swapper/023:55:150
119591130,0ptp4l0-21swapper/023:50:130
119591130,0ptp4l0-21swapper/023:35:160
119591130,0ptp4l0-21swapper/023:30:110
119591130,0ptp4l0-21swapper/023:25:140
119591130,0ptp4l0-21swapper/022:55:140
119591130,0ptp4l0-21swapper/022:50:140
119591130,0ptp4l0-21swapper/022:45:230
119591130,0ptp4l0-21swapper/022:40:140
119591130,0ptp4l0-21swapper/022:35:210
119591130,0ptp4l0-21swapper/022:15:140
119591130,0ptp4l0-21swapper/022:10:120
119591130,0ptp4l0-21swapper/021:40:220
119591130,0ptp4l0-21swapper/021:30:140
119591130,0ptp4l0-21swapper/021:20:130
119591130,0ptp4l0-21swapper/021:10:190
119591130,0ptp4l0-21swapper/021:05:130
119591130,0ptp4l0-21swapper/021:00:170
119591130,0ptp4l0-21swapper/020:50:120
119591130,0ptp4l0-21swapper/020:45:140
119591130,0ptp4l0-21swapper/020:40:140
119591130,0ptp4l0-21swapper/020:35:140
119591130,0ptp4l0-21swapper/020:30:130
119591130,0ptp4l0-21swapper/020:25:120
119591130,0ptp4l0-21swapper/020:20:080
119591130,0ptp4l0-21swapper/020:15:120
119591130,0ptp4l0-21swapper/020:05:120
119591130,0ptp4l0-21swapper/019:50:140
119591130,0ptp4l0-21swapper/019:30:120
119591130,0ptp4l0-21swapper/000:25:180
119591130,0ptp4l0-21swapper/000:10:130
119591130,0ptp4l0-21swapper/000:05:020
119591120,0ptp4l0-21swapper/223:15:152
119591120,0ptp4l0-21swapper/223:00:222
119591120,0ptp4l0-21swapper/221:35:172
119591120,0ptp4l0-21swapper/221:15:322
119591120,0ptp4l0-21swapper/221:00:182
119591120,0ptp4l0-21swapper/219:45:222
119591120,0ptp4l0-21swapper/219:40:242
119591120,0ptp4l0-21swapper/219:35:172
119591120,0ptp4l0-21swapper/019:55:130
119591110,0ptp4l0-21swapper/221:55:202
119591110,0ptp4l0-21swapper/221:55:202
119591100,2ptp4l0-21swapper/222:19:212
119591100,0ptp4l0-21swapper/221:34:102
66509997,1cyclictest7055-21sed20:10:013
66509997,1cyclictest3845-21aten_r9power_cu22:05:123
66509997,1cyclictest31886-21expr19:55:133
66509997,1cyclictest275232sleep321:46:303
66509997,1cyclictest27299-21chrt23:49:013
66509997,1cyclictest27191-21date22:45:243
66509997,1cyclictest23145-21taskset19:37:423
66509997,1cyclictest18387-21wc00:30:223
66509997,1cyclictest150742sleep321:25:143
66509997,1cyclictest12122-21telnet22:20:123
66499993,2cyclictest0-21swapper/220:45:132
11959190,0ptp4l939-21minissdpd00:09:322
11959190,0ptp4l0-21swapper/223:58:482
11959190,0ptp4l0-21swapper/223:36:482
11959190,0ptp4l0-21swapper/223:21:152
11959190,0ptp4l0-21swapper/223:10:492
11959190,0ptp4l0-21swapper/223:08:182
11959190,0ptp4l0-21swapper/222:57:572
11959190,0ptp4l0-21swapper/222:51:162
11959190,0ptp4l0-21swapper/222:41:472
11959190,0ptp4l0-21swapper/222:36:412
11959190,0ptp4l0-21swapper/222:34:222
11959190,0ptp4l0-21swapper/222:22:322
11959190,0ptp4l0-21swapper/222:10:342
11959190,0ptp4l0-21swapper/222:01:592
11959190,0ptp4l0-21swapper/221:25:472
11959190,0ptp4l0-21swapper/221:24:002
11959190,0ptp4l0-21swapper/220:57:192
11959190,0ptp4l0-21swapper/220:51:022
11959190,0ptp4l0-21swapper/220:43:552
11959190,0ptp4l0-21swapper/220:37:362
11959190,0ptp4l0-21swapper/220:31:152
11959190,0ptp4l0-21swapper/220:28:542
11959190,0ptp4l0-21swapper/220:15:572
11959190,0ptp4l0-21swapper/220:10:022
11959190,0ptp4l0-21swapper/220:08:472
11959190,0ptp4l0-21swapper/219:56:462
11959190,0ptp4l0-21swapper/219:50:062
11959190,0ptp4l0-21swapper/219:15:342
11959190,0ptp4l0-21swapper/200:30:422
11959190,0ptp4l0-21swapper/200:10:122
66509987,1cyclictest9903-21grep20:15:113
66509986,1cyclictest9606-21expr21:15:143
66509986,1cyclictest9294-21chrt20:12:063
66509986,1cyclictest8669-21telnet00:15:113
66509986,1cyclictest829-21basename23:00:123
66509986,1cyclictest7639-21ls23:10:213
66509986,1cyclictest7115-21expr22:10:123
66509986,1cyclictest7093-21expr19:10:133
66509986,1cyclictest6664-21smartctl00:10:153
66509986,1cyclictest6568-21chrt21:10:123
66509986,1cyclictest4422-21forks21:05:133
66509986,1cyclictest3677-21cron21:05:023
66509986,1cyclictest3644-21cpu23:05:123
66509986,1cyclictest3463-21cut00:05:133
66509986,1cyclictest32756-21chrt21:55:363
66509986,1cyclictest32756-21chrt21:55:353
66509986,1cyclictest3272-21taskset22:01:083
66509986,1cyclictest31965-21tr22:55:183
66509986,1cyclictest31649-21tr23:55:193
66509986,1cyclictest31088-21taskset20:55:143
66509986,1cyclictest30025-21cut20:50:193
66509986,1cyclictest28877-21cat19:50:113
66509986,1cyclictest28469-21fschecks_count22:50:143
66509986,1cyclictest28195-21grep19:45:223
66509986,1cyclictest28092-21hostname21:50:123
66509986,1cyclictest27921-21cat23:50:133
66509986,1cyclictest25840-21telnet20:45:133
66509986,1cyclictest24698-21chrt22:40:323
66509986,1cyclictest24696-21seq23:44:383
66509986,1cyclictest2429-21head20:00:143
66509986,1cyclictest23732-21egrep19:40:133
66509986,1cyclictest23467-21idleruntime21:40:163
66509986,1cyclictest23341-21tr20:40:133
66509986,1cyclictest22150-21taskset22:37:053
66509986,1cyclictest20669-21grep20:35:123
66509986,1cyclictest20574-21tr23:35:163
66509986,1cyclictest20473-21cat21:35:143
66509986,1cyclictest2041-21head00:00:203
66509986,1cyclictest19301-21taskset00:35:133
66509986,1cyclictest19086-21mii-tool19:30:153
66509986,1cyclictest18764-21tr20:30:163
66509986,1cyclictest17746-21expr21:30:123
66509986,1cyclictest17383-21chrt20:28:373
66509986,1cyclictest17318-21basename22:30:123
66509986,1cyclictest15931-21wc19:25:143
66509986,1cyclictest15930-21missed_timers22:25:193
66509986,1cyclictest15856-21expr00:25:253
66509986,1cyclictest13438-21expr19:20:153
66509986,1cyclictest133782sleep300:20:443
66509986,1cyclictest12409-21sed23:20:153
66509986,1cyclictest12409-21chrt20:20:043
66509986,1cyclictest12024-21cut21:20:133
66509986,1cyclictest11682-21gunzip19:15:203
66509986,1cyclictest10018-21cat23:15:173
66499987,1cyclictest25360-21ls23:45:162
66499986,1cyclictest8812-21chrt19:11:252
66499986,1cyclictest4109-21cstates22:05:132
66499986,1cyclictest2992-21wc20:00:162
11959180,0ptp4l0-21swapper/223:51:382
66509975,1cyclictest14324-21taskset23:25:063
66509975,1cyclictest11604-21taskset22:18:053
66509965,1cyclictest17022-21hostname23:30:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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