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2026-02-20 - 17:18
[ 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 #c, 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.
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 rackcslot7s.osadl.org (updated Fri Feb 20, 2026 12:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227166799509502,4cyclictest2368865-21turbostat11:49:553
227166799476455,18cyclictest2307944-21turbostat08:49:593
227166799476455,18cyclictest2307944-21turbostat08:49:593
227166799475452,20cyclictest2374117-21turbostat12:00:003
227166799465456,6cyclictest2382813-21turbostat12:29:553
227166799464455,6cyclictest2337408-21turbostat10:15:013
227165799463454,6cyclictest2356750-21turbostat11:14:560
227165799463454,6cyclictest2356750-21turbostat11:14:550
227166799462455,4cyclictest2321831-21turbostat09:30:003
227166399460453,4cyclictest2379349-21turbostat12:19:562
227165799460453,4cyclictest2285962-21turbostat07:54:550
227166799459451,5cyclictest2333944-21turbostat10:09:543
227165799458416,23cyclictest2297261-21turbostat08:24:550
227166799456449,4cyclictest2290025-21turbostat08:04:553
227166199456434,19cyclictest2307944-21turbostat08:54:551
227165799456449,4cyclictest2332215-21turbostat10:04:550
227165799456449,4cyclictest2280727-21turbostat07:39:560
227166199455447,5cyclictest2300714-21turbostat08:34:541
227166799453446,4cyclictest2375840-21turbostat12:05:003
227166799453446,4cyclictest2375840-21turbostat12:04:593
227166799452445,4cyclictest2278987-21turbostat07:34:553
227166799452445,4cyclictest2278987-21turbostat07:34:553
227166199452445,4cyclictest2349829-21turbostat10:54:551
227166399451444,4cyclictest2291766-21turbostat08:09:552
227166799450442,5cyclictest2377580-21turbostat12:14:553
227166799449442,4cyclictest2300714-21turbostat08:29:593
227166799447439,5cyclictest2340871-21turbostat10:25:003
227166799447439,5cyclictest2285962-21turbostat07:50:013
227166399446437,6cyclictest2320100-21turbostat09:29:552
227166199444423,18cyclictest2353279-21turbostat11:04:551
227165799444437,4cyclictest2298993-21turbostat08:29:550
227166799442435,4cyclictest2297261-21turbostat08:20:003
227166799442433,6cyclictest2381083-21turbostat12:20:003
227166399440433,4cyclictest2302453-21turbostat08:39:552
227166399437430,4cyclictest2386278-21turbostat12:39:552
227166399436415,18cyclictest2271524-21turbostat07:14:552
227166799435428,4cyclictest2375840-21turbostat12:09:553
227165799433412,18cyclictest2282500-21turbostat07:44:550
227166399432425,4cyclictest2318369-21turbostat09:24:552
227166799431424,4cyclictest2346062-21turbostat10:40:013
227166799431424,4cyclictest2321831-21turbostat09:34:553
227166399431422,6cyclictest2328755-21turbostat09:54:552
227166199431422,6cyclictest2367132-21turbostat11:44:541
227166799430423,4cyclictest2302453-21turbostat08:35:003
227166399428419,6cyclictest2346062-21turbostat10:44:562
227166199428407,18cyclictest2351554-21turbostat10:59:541
227166799427420,4cyclictest2358472-21turbostat11:15:003
227166799427420,4cyclictest2358472-21turbostat11:14:593
227166799427420,4cyclictest2332215-21turbostat10:00:013
227166799427420,4cyclictest2332215-21turbostat10:00:003
227166199427420,4cyclictest2365406-21turbostat11:39:561
227165799425417,5cyclictest2323563-21turbostat09:39:560
227165799425417,5cyclictest2323563-21turbostat09:39:560
227166199421414,4cyclictest2314872-21turbostat09:14:561
227166199421414,4cyclictest2314872-21turbostat09:14:561
227166799420413,4cyclictest2361944-21turbostat11:25:013
227166799420413,4cyclictest2290025-21turbostat07:59:593
227166799420413,4cyclictest2290025-21turbostat07:59:593
227165799419412,4cyclictest2275534-21turbostat07:24:550
227166399418409,6cyclictest2339139-21turbostat10:24:562
227166199416406,7cyclictest2381083-21turbostat12:24:561
227166799414407,4cyclictest2361944-21turbostat11:29:553
227166399414407,4cyclictest2288002-21turbostat07:59:562
227166399414407,4cyclictest2288002-21turbostat07:59:552
227166199414407,4cyclictest2374117-21turbostat12:04:561
227166199414407,4cyclictest2374117-21turbostat12:04:551
227166799413406,4cyclictest2340871-21turbostat10:29:553
227166799413406,4cyclictest2309680-21turbostat08:55:003
227166799412404,5cyclictest2382813-21turbostat12:25:003
227166799410391,16cyclictest2386278-21turbostat12:35:003
227166799403394,6cyclictest2282500-21turbostat07:40:003
227166799402394,5cyclictest2367132-21turbostat11:39:593
227166799401393,5cyclictest2388009-21turbostat12:40:013
227166799400377,20cyclictest2356750-21turbostat11:10:003
227166799398391,4cyclictest2304480-21turbostat08:44:563
227166799395386,5cyclictest2330481-21turbostat09:55:013
227166799393384,6cyclictest2348096-21turbostat10:45:013
227166199392385,4cyclictest2293800-21turbostat08:14:541
227166799391382,6cyclictest2284243-21turbostat07:45:003
227165799386379,4cyclictest2344320-21turbostat10:39:550
227166199384377,4cyclictest2348096-21turbostat10:49:561
227166199384377,4cyclictest2348096-21turbostat10:49:561
227166199383375,5cyclictest2358472-21turbostat11:19:541
227166799380361,16cyclictest2298993-21turbostat08:24:593
227166799378371,4cyclictest2363665-21turbostat11:34:553
227166799377355,19cyclictest2360212-21turbostat11:20:003
227166799372365,4cyclictest2368865-21turbostat11:45:003
227166799367360,4cyclictest2325293-21turbostat09:40:003
227166799367360,4cyclictest2325293-21turbostat09:40:003
227165799366359,4cyclictest2327025-21turbostat09:49:550
227166799364358,4cyclictest2339139-21turbostat10:20:013
227166799363356,4cyclictest2342601-21turbostat10:34:543
227166799357350,4cyclictest2293800-21turbostat08:10:003
227166199357350,4cyclictest2337408-21turbostat10:19:551
227166799350343,4cyclictest2370591-21turbostat11:54:553
227166399350343,4cyclictest2325293-21turbostat09:44:552
227166199346340,4cyclictest2372386-21turbostat11:59:561
227166799345337,5cyclictest2275534-21turbostat07:20:003
227166799344337,4cyclictest2320100-21turbostat09:25:003
227166199344336,5cyclictest2355013-21turbostat11:09:561
227166799341334,4cyclictest2314872-21turbostat09:10:003
227166799340333,4cyclictest2313139-21turbostat09:05:013
227166799339318,18cyclictest2278987-21turbostat07:30:013
227166799338332,3cyclictest2273303-21turbostat07:15:003
227166799337330,4cyclictest2304480-21turbostat08:40:013
227166799333325,5cyclictest2311407-21turbostat09:00:003
227166799331323,5cyclictest2351554-21turbostat10:55:003
227165799327319,5cyclictest2311407-21turbostat09:04:540
227166399322317,3cyclictest2384556-21turbostat12:34:542
227166199318310,5cyclictest2330481-21turbostat09:59:561
227166199318310,5cyclictest2330481-21turbostat09:59:551
227166799316309,4cyclictest2328755-21turbostat09:50:013
227166399316310,3cyclictest2284243-21turbostat07:49:552
227166799251227,10cyclictest2316632-21turbostat09:14:593
227166799251227,10cyclictest2316632-21turbostat09:14:593
227166799250235,11cyclictest2327025-21turbostat09:44:593
227166799241226,10cyclictest2355013-21turbostat11:05:013
227166799226212,10cyclictest2333944-21turbostat10:04:593
227166799175161,10cyclictest2277258-21turbostat07:25:003
227166799157143,10cyclictest2318369-21turbostat09:20:003
1973991170,96rtkit-daemon0-21swapper/107:08:161
2271466210875,23sleep00-21swapper/007:09:350
2271484210774,23sleep30-21swapper/307:09:493
2271478210674,22sleep20-21swapper/207:09:442
22716679910189,9cyclictest2349829-21turbostat10:49:593
22716679910189,9cyclictest2349829-21turbostat10:49:593
2271667999889,6cyclictest2295525-21turbostat08:15:013
2271661999889,6cyclictest2316632-21turbostat09:19:541
2271667999784,9cyclictest2288002-21turbostat07:55:003
2271667999487,4cyclictest2353279-21turbostat11:00:013
23038692810,6sleep14497-21PK-Backend08:35:261
23619142620,14sleep2331rcuc/211:24:552
197399610,9rtkit-daemon1972-21rtkit-daemon10:17:362
197399600,9rtkit-daemon1972-21rtkit-daemon09:59:302
197399600,9rtkit-daemon1972-21rtkit-daemon09:59:302
2271661995519,31cyclictest2321301-21cat09:25:301
23856672540,4chrt2385663-21rt-features12:30:250
2271661995424,25cyclictest2309998-21sort08:55:121
2271661995311,37cyclictest2357219-21cstates11:10:141
2271661995311,37cyclictest2357219-21cstates11:10:141
197399530,8rtkit-daemon1972-21rtkit-daemon10:06:422
2271661995119,28cyclictest2344769-21grep10:35:111
2271661995118,29cyclictest2363769-21sed11:30:011
2271661995019,27cyclictest976-21rs:main1
227166199501,4cyclictest0-21swapper/111:45:271
227166199501,43cyclictest2327627-21expr09:45:161
197399500,6rtkit-daemon1972-21rtkit-daemon10:01:582
227166199491,5cyclictest2340925-21latency_hist10:25:021
197399490,36rtkit-daemon2746-21gmain10:40:251
227166199482,42cyclictest0-21swapper/112:15:151
227166199481,11cyclictest2746-21gmain09:43:461
2271661994720,22cyclictest2336616-21needreboot10:10:221
2271661994718,24cyclictest2298166-21cat08:20:211
227166199471,7cyclictest2385862-21ls12:30:271
2271661994717,25cyclictest2299647-21fw_packets08:25:181
2271661994715,27cyclictest2372611-21date11:55:031
227166199471,4cyclictest0-21swapper/112:10:191
2271661994714,29cyclictest2280425-21seq07:31:271
2271661994714,29cyclictest2280425-21seq07:31:271
2271661994620,22cyclictest1137-21runrttasks09:20:171
2271661994619,23cyclictest2313349-21latency_hist09:05:021
227166199461,40cyclictest2290441-21cpuspeed_turbos08:00:151
2271661994613,29cyclictest923-21dbus-daemon08:00:011
2271661994613,29cyclictest923-21dbus-daemon08:00:011
2271661994613,29cyclictest2341462-21cat10:25:161
2271661994611,31cyclictest2334464-21expr10:05:141
2271661994520,21cyclictest2293791-21latency_hist08:10:011
227166199451,7cyclictest2361108-21missed_timers11:20:221
2271661994513,28cyclictest2287682-21seq07:51:111
2271661994512,29cyclictest2276665-21python307:20:271
2271661994512,28cyclictest2329267-21expr09:50:131
2271661994512,28cyclictest2322691-21ls09:30:221
2271661994512,28cyclictest2305373-21ls08:40:221
2271661994510,30cyclictest2313870-21interrupts09:05:191
2271661994510,30cyclictest2277502-21cat07:25:101
197399450,31rtkit-daemon0-21swapper/012:10:130
227166199442,37cyclictest2296154-21/usr/sbin/munin08:15:151
227166199442,36cyclictest2383821-21ntp_states12:25:231
2271661994419,21cyclictest2377775-21latency_hist12:10:011
227166199441,39cyclictest2274151-21ls07:15:121
2271661994412,29cyclictest2306914-21if_enp2s008:45:191
2271661994412,29cyclictest2306914-21if_enp2s008:45:191
2271663994332,7cyclictest2352619-21wc10:55:262
227166199432,7cyclictest2343226-21df10:30:171
2271661994319,21cyclictest2273347-21latency_hist07:15:011
2271661994316,23cyclictest2283435-21needreboot07:40:201
2271661994312,27cyclictest2386281-21latency_hist12:35:011
2271661994311,28cyclictest2364829-21switchtime11:30:281
2271661994311,27cyclictest2286177-21cat07:50:011
2271657994321,18cyclictest976-21rs:main0
2271657994217,20cyclictest2293182-40lsb_release08:05:280
22814182410,7sleep10-21swapper/107:35:181
227166199419,28cyclictest2323963-21cpuspeed_turbos09:35:131
227166199419,28cyclictest2323963-21cpuspeed_turbos09:35:121
2271657994115,22cyclictest2316671-21latency_hist09:15:010
2271657994115,22cyclictest2316671-21latency_hist09:15:010
197399410,27rtkit-daemon4497-21PK-Backend08:15:250
2271663994022,13cyclictest2308426-21ls08:50:132
2271663993923,12cyclictest2286927-21if_enp2s007:50:192
2271657993924,11cyclictest2332194-21cron10:00:010
2271657993924,11cyclictest2332194-21cron10:00:000
2271657993921,13cyclictest2294774-21ntpq08:10:240
2271657993918,11cyclictest2337557-21latency_hist10:15:020
2271663993822,12cyclictest2298387-21sensors_temp08:20:262
227166399381,15cyclictest2349817-21cron10:50:002
227166399381,15cyclictest2349817-21cron10:49:592
227166399381,10cyclictest4497-21PK-Backend12:13:472
2271657993826,8cyclictest2313175-21kworker/0:209:25:260
227165799381,10cyclictest2291772-21perf08:05:000
2271663993725,8cyclictest1054-21snmpd11:04:222
2271657993726,6cyclictest13-21ksoftirqd/008:35:290
2271657993720,12cyclictest438-20systemd-journal09:20:000
2271657993720,12cyclictest2349134-21awk10:45:250
2271657993720,12cyclictest2349134-21awk10:45:250
197399370,24rtkit-daemon0-21swapper/011:00:070
2271663993627,6cyclictest2313130-21munin-plugin-st09:05:012
2271663993619,12cyclictest2383800-21ntpq12:25:212
2271663993619,12cyclictest2296267-21awk08:15:192
227166399361,5cyclictest141rcu_preempt07:35:022
227166399361,5cyclictest141rcu_preempt07:35:012
2271657993622,10cyclictest2372398-21sleep11:55:000
2271657993622,10cyclictest13-21ksoftirqd/010:30:150
2271657993621,11cyclictest2273288-21cron07:15:000
2271657993620,11cyclictest2375232-21awk12:00:270
2271657993620,11cyclictest2375232-21awk12:00:270
2271657993620,11cyclictest2308883-21grep08:50:230
2271657993620,11cyclictest2290122-21sed08:00:000
2271657993620,11cyclictest2290122-21sed08:00:000
2271657993619,12cyclictest2383679-21sed12:25:210
2271657993618,14cyclictest2278604-21users07:25:290
2271657993618,13cyclictest13-21ksoftirqd/010:20:020
227165799361,10cyclictest2314848-21cron09:10:000
197399360,24rtkit-daemon0-21swapper/009:42:140
2271663993525,7cyclictest2478-21colord09:10:302
2271663993525,7cyclictest2478-21colord09:10:302
2271663993520,11cyclictest2281174-21tr07:35:122
2271663993518,12cyclictest438-20systemd-journal10:29:592
2271657993524,6cyclictest13-21ksoftirqd/011:20:010
2271657993521,10cyclictest13-21ksoftirqd/010:05:290
2271657993519,12cyclictest923-21dbus-daemon10:30:010
2271657993519,12cyclictest2323094-21cat09:30:290
2271657993519,11cyclictest2364692-21open_files11:30:240
197399350,24rtkit-daemon0-21swapper/012:24:330
197399350,23rtkit-daemon0-21swapper/007:32:460
197399350,23rtkit-daemon0-21swapper/007:32:450
2271663993424,6cyclictest2307131-21tail08:45:222
2271663993424,6cyclictest2307131-21tail08:45:222
2271663993422,8cyclictest2324010-21cpuspeed_turbos09:35:132
2271663993422,8cyclictest2324010-21cpuspeed_turbos09:35:122
2271663993422,7cyclictest2282906-21tr07:40:132
227166399342,14cyclictest2294460-21hddtemp_smartct08:10:202
2271663993421,10cyclictest2382835-21awk12:25:002
227166399342,10cyclictest141rcu_preempt09:05:132
2271663993419,11cyclictest2374100-21cron12:00:002
2271663993416,13cyclictest2350449-21df10:50:152
227166399341,30cyclictest4497-21PK-Backend09:34:362
2271657993419,11cyclictest2352789-21sed10:55:310
2271657993419,11cyclictest2285449-21threads07:45:280
2271657993418,11cyclictest2304879-21grep08:40:130
2271657993417,13cyclictest2273883-21ntpq07:15:070
2271657993417,12cyclictest2310302-21df08:55:150
2271657993417,12cyclictest1036-21gdbus10:50:220
197399340,23rtkit-daemon0-21swapper/011:44:250
2271663993326,4cyclictest0-21swapper/211:51:542
2271663993323,5cyclictest34-21ksoftirqd/208:34:102
2271663993318,11cyclictest2366579-21sed11:35:272
2271663993318,11cyclictest2278113-21grep07:25:222
2271663993317,12cyclictest2362379-21cut11:25:152
227166399331,29cyclictest0-21swapper/209:18:392
227166399331,29cyclictest0-21swapper/207:19:112
227166399331,16cyclictest2355933-21needreboot11:05:232
2271657993323,6cyclictest13-21ksoftirqd/008:30:240
2271657993322,6cyclictest13-21ksoftirqd/011:30:020
2271657993320,9cyclictest13-21ksoftirqd/009:50:250
2271657993317,12cyclictest2366463-21proc_pri11:35:250
2271657993317,11cyclictest2360459-21find11:20:120
2271657993316,13cyclictest2347758-40lsb_release10:41:230
2271657993316,13cyclictest1-21systemd12:20:000
2271663993222,6cyclictest34-21ksoftirqd/211:45:402
2271663993222,5cyclictest34-21ksoftirqd/211:30:352
227166399322,11cyclictest2299630-21diskstats08:25:162
227166399321,28cyclictest0-21swapper/210:33:422
227166399321,27cyclictest4497-21PK-Backend08:55:302
227165799326,10cyclictest13-21ksoftirqd/012:09:490
2271657993221,8cyclictest13-21ksoftirqd/008:45:080
2271657993221,8cyclictest13-21ksoftirqd/008:45:080
2271657993220,8cyclictest2356740-21latency_hist11:10:010
2271663993124,4cyclictest4497-21PK-Backend10:35:352
2271663993122,6cyclictest2375847-21idleruntime-cro12:04:592
2271663993122,6cyclictest2375847-21idleruntime-cro12:04:592
2271663993118,9cyclictest2276825-21sed07:20:292
2271663993117,10cyclictest1-21systemd11:15:002
2271663993117,10cyclictest1-21systemd11:15:002
2271663993110,5cyclictest141rcu_preempt11:40:082
2271657993120,7cyclictest2373165-21latency11:55:200
2271657993120,7cyclictest2319371-21ntp_offset09:20:240
227166399302,16cyclictest2359488-21ntp_states11:15:242
2271663993020,7cyclictest2375838-21latency_hist12:05:022
2271663993020,7cyclictest2328037-21ntp_states09:45:262
227166399301,4cyclictest4497-21PK-Backend08:04:512
2271663993014,12cyclictest2337119-21seq10:11:362
2271657993015,10cyclictest2369809-21cut11:45:230
2271663992918,7cyclictest2304904-21cpuspeed_turbos08:40:142
2271657992817,8cyclictest4497-21PK-Backend10:21:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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