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2026-02-03 - 18:03
[ 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 #7, 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 rack7slot7s.osadl.org (updated Tue Feb 03, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20862210188,9sleep00-21swapper/007:07:020
2078728572,9sleep20-21swapper/207:06:042
2081328154,23sleep30-21swapper/307:06:253
1895527666,6sleep10-21swapper/107:05:021
252182710,0sleep20-21swapper/211:51:062
2118699260,4cyclictest0-21swapper/112:17:321
21189992423,1cyclictest0-21swapper/212:28:512
2118999241,2cyclictest141rcu_preempt12:11:142
2118699240,24cyclictest0-21swapper/112:08:221
2118699240,24cyclictest0-21swapper/112:08:221
21193992318,4cyclictest39-21ksoftirqd/309:36:023
2118699230,21cyclictest0-21swapper/110:17:471
21189992220,1cyclictest0-21swapper/209:10:122
2118699220,2cyclictest0-21swapper/112:12:281
2118699220,22cyclictest0-21swapper/110:27:531
2118699220,22cyclictest0-21swapper/109:14:171
2118699220,0cyclictest0-21swapper/109:15:191
21189992119,1cyclictest0-21swapper/209:50:022
21193992015,4cyclictest39-21ksoftirqd/311:05:403
2119399201,1cyclictest141rcu_preempt10:33:513
2119399201,1cyclictest141rcu_preempt10:33:513
2119399200,2cyclictest0-21swapper/309:48:593
2119399200,1cyclictest0-21swapper/309:44:123
2118699200,1cyclictest0-21swapper/111:42:581
2118699200,19cyclictest0-21swapper/111:27:281
21193991917,1cyclictest29742-21apt-get11:35:143
2119399190,18cyclictest0-21swapper/310:27:113
21186991918,1cyclictest0-21swapper/111:46:251
2118699190,19cyclictest0-21swapper/111:21:201
21180991916,2cyclictest32099-21cron09:59:590
2118099190,1cyclictest0-21swapper/010:18:000
2119399180,18cyclictest0-21swapper/309:34:543
2118999181,16cyclictest22354-21if_enp2s009:15:212
2118999180,16cyclictest0-21swapper/209:47:102
2118699181,3cyclictest20230-21sort08:15:211
2118699180,18cyclictest0-21swapper/109:26:341
163052180,0sleep00-21swapper/011:26:320
21193991715,1cyclictest39-21ksoftirqd/309:26:343
2119399170,3cyclictest0-21swapper/311:12:303
2119399170,2cyclictest0-21swapper/311:02:563
2118699170,0cyclictest0-21swapper/109:45:441
2118099175,7cyclictest3401-21cpuspeed_turbos08:50:150
2118099172,12cyclictest12459-21diskmemload12:25:130
21193991614,1cyclictest39-21ksoftirqd/312:25:103
2119399160,15cyclictest0-21swapper/312:05:223
2119399160,15cyclictest0-21swapper/312:05:223
21189991611,3cyclictest32-21ksoftirqd/210:00:152
2118699160,15cyclictest0-21swapper/109:23:121
2118099164,6cyclictest12458-21munin-run09:10:000
2118099161,1cyclictest26079-21awk12:30:210
2118099160,1cyclictest0-21swapper/012:18:160
2119399152,11cyclictest21063-21apache_volume08:20:133
21193991510,3cyclictest20779-21latency_hist08:20:003
2119399150,14cyclictest0-21swapper/312:13:003
21189991514,1cyclictest0-21swapper/210:50:352
21189991513,2cyclictest0-21swapper/210:32:022
21189991513,2cyclictest0-21swapper/210:32:022
2118999151,2cyclictest17404-21kworker/u8:211:30:372
21189991512,2cyclictest25514-21ls07:15:252
2118999150,2cyclictest0-21swapper/210:20:172
2118699159,5cyclictest20086-21ssh10:50:171
2118699152,12cyclictest12459-21diskmemload11:56:481
21186991514,1cyclictest0-21swapper/111:30:251
21186991514,1cyclictest0-21swapper/109:56:171
2118699150,15cyclictest0-21swapper/110:34:061
2118699150,15cyclictest0-21swapper/110:34:061
2118099150,0cyclictest0-21swapper/009:15:340
317212140,0chrt0-21swapper/312:34:223
2119399142,2cyclictest141rcu_preempt10:18:093
21193991411,2cyclictest381rcuc/309:20:183
21193991410,3cyclictest22343-21grep07:10:173
21193991410,2cyclictest25740-21wc08:30:003
21189991410,3cyclictest32688-21grep12:15:152
21186991414,0cyclictest0-21swapper/110:46:491
2118699141,12cyclictest4130-21df_abs11:00:141
21186991410,3cyclictest25133-21grep08:25:241
2118699140,1cyclictest12459-21diskmemload09:54:111
2118099141,12cyclictest5170-21grep07:40:260
21180991411,2cyclictest20169-21ls08:15:210
2118099140,11cyclictest0-21swapper/012:05:130
2118099140,11cyclictest0-21swapper/012:05:130
2119399139,3cyclictest9458-21cut10:05:193
2119399139,3cyclictest674-21wc12:15:183
2119399139,3cyclictest31348-21tr11:55:163
2119399132,6cyclictest27156-21sh10:55:013
2119399132,0cyclictest141rcu_preempt12:01:403
21193991311,1cyclictest39-21ksoftirqd/311:25:583
21193991310,2cyclictest9962-21ssh12:20:273
21193991310,2cyclictest6518-21grep11:20:263
21193991310,2cyclictest5186-21grep07:40:263
21193991310,2cyclictest3219-21cut10:40:173
21193991310,2cyclictest25859-21wc09:55:253
2119399130,12cyclictest29506-21wc08:35:223
2118999139,3cyclictest3896-21tr11:00:142
2118999139,3cyclictest32609-21wc09:40:182
2118999139,3cyclictest25204-21df12:30:142
2118999139,2cyclictest22039-21grep11:50:002
21189991311,1cyclictest0-21swapper/210:09:122
21189991310,2cyclictest927-21cat10:20:002
21189991310,2cyclictest8659-21grep12:20:172
21189991310,2cyclictest55650irq/127-enp2s0-10:14:592
21189991310,2cyclictest31966-21grep09:20:282
21189991310,2cyclictest12446-21apt09:10:002
21189991310,2cyclictest12171-21tr11:05:132
21189991310,2cyclictest10617-21sh11:42:422
2118999130,9cyclictest0-21swapper/207:55:142
2118999130,2cyclictest0-21swapper/210:29:172
2118999130,1cyclictest0-21swapper/210:56:322
2118699138,5cyclictest38150irq/131-snd_hda12:04:441
21186991311,1cyclictest0-21swapper/108:40:261
21186991310,2cyclictest9382-21grep10:05:181
21186991310,2cyclictest27223-21sed07:20:171
21186991310,2cyclictest24037-21grep07:15:131
21186991310,2cyclictest22553-21wc08:20:251
2118699130,1cyclictest14045-21grep08:00:161
2118099139,3cyclictest3263-21cron07:40:000
2118099139,2cyclictest30785-21grep08:40:140
2118099138,2cyclictest7669-21latency_hist09:00:000
2118099138,2cyclictest7669-21latency_hist09:00:000
2118099136,6cyclictest30713-21awk09:40:000
2118099131,6cyclictest9734-21/usr/sbin/munin10:25:260
21180991310,2cyclictest6900-21tail09:25:170
21180991310,2cyclictest4434-21ssh10:40:270
21180991310,2cyclictest31624-21grep11:35:260
2119399129,2cyclictest7402-21wc11:40:253
2119399129,2cyclictest28903-21tr11:15:143
2119399129,2cyclictest28152-21head07:20:263
2119399129,2cyclictest2453-21ssh12:35:263
2119399129,2cyclictest2266-21tail10:20:183
2119399129,2cyclictest15495-21cut11:45:223
2119399129,2cyclictest13673-21cut09:10:173
2119399128,3cyclictest17486-21wc09:50:263
2119399121,0cyclictest141rcu_preempt11:33:353
21193991210,2cyclictest39-21ksoftirqd/310:02:283
2119399120,1cyclictest141rcu_preempt10:37:373
2119399120,12cyclictest0-21swapper/310:13:303
2118999129,2cyclictest8449-21cron12:40:002
2118999129,2cyclictest6797-21tr08:55:212
2118999129,2cyclictest6797-21tr08:55:202
2118999129,2cyclictest29013-21sed08:35:172
2118999129,2cyclictest28707-21grep11:15:142
2118999129,2cyclictest23319-21grep07:10:262
2118999129,2cyclictest19975-21fgrep08:15:172
2118999129,2cyclictest17770-21cron08:10:002
2118999129,2cyclictest15428-21grep12:05:142
2118999129,2cyclictest15428-21grep12:05:132
2118999129,2cyclictest0-21swapper/211:24:242
2118999128,3cyclictest7250-21cat09:25:202
2118999128,3cyclictest30488-21grep07:25:262
2118999128,3cyclictest12360-21ssh10:45:212
2118999128,3cyclictest0-21swapper/207:33:062
2118999128,1cyclictest0-21swapper/209:30:022
2118999123,5cyclictest225-21systemd-journal07:45:002
2118999121,8cyclictest30682-21sh09:40:002
2118999120,6cyclictest0-21swapper/211:35:072
2118999120,11cyclictest0-21swapper/211:14:082
2118999120,10cyclictest0-21swapper/207:20:132
2118699129,2cyclictest2730-21grep10:20:221
2118699129,2cyclictest26772-21tr10:35:131
2118699129,2cyclictest26606-21grep12:30:251
2118699129,2cyclictest23477-21cut09:35:161
2118699128,2cyclictest21074-21cut11:10:171
2118699123,6cyclictest0-21swapper/110:40:171
21186991212,0cyclictest0-21swapper/111:18:131
21186991211,1cyclictest12459-21diskmemload10:56:341
21186991211,1cyclictest0-21swapper/111:53:061
2118699120,1cyclictest0-21swapper/111:08:191
2118699120,12cyclictest0-21swapper/108:57:121
2118699120,12cyclictest0-21swapper/108:57:121
2118099129,2cyclictest8245-21cron07:50:000
2118099129,2cyclictest5641-21sh10:03:060
2118099129,2cyclictest3555-21sh11:00:100
2118099129,2cyclictest28560-21cron07:25:010
2118099129,2cyclictest24193-21sh11:50:260
2118099129,2cyclictest21846-21grep08:20:170
2118099129,2cyclictest1980-21cron10:40:000
2118099129,2cyclictest1922-21expr10:20:160
2118099128,3cyclictest6436-21awk12:00:000
2118099128,3cyclictest20829-21ssh09:15:010
2118099128,2cyclictest21780-21ssh11:49:550
2118099125,5cyclictest32692-21sh10:57:490
2118099124,4cyclictest225-21systemd-journal12:40:000
21180991211,1cyclictest0-21swapper/012:11:310
2118099120,11cyclictest29278-21grep11:15:160
2118099120,0cyclictest0-21swapper/011:13:120
2119399118,2cyclictest7976-21grep09:00:133
2119399118,2cyclictest7176-21sed08:55:263
2119399118,2cyclictest7176-21sed08:55:263
2119399118,2cyclictest6183-21cut07:45:133
2119399118,2cyclictest25645-21ssh09:17:133
2119399118,2cyclictest24658-21sh11:50:393
2119399118,2cyclictest24652-21sort07:15:163
2119399118,2cyclictest2286-21grep07:35:193
2119399118,2cyclictest13997-21grep08:00:163
2119399118,2cyclictest11480-21ntp_offset09:05:193
2119399118,2cyclictest11187-21tr10:45:143
2119399118,2cyclictest10643-21munin-run07:55:003
2119399114,3cyclictest225-21systemd-journal08:35:003
2119399113,5cyclictest12459-21diskmemload10:55:063
2118999118,2cyclictest31344-21ssh10:37:362
2118999118,2cyclictest26672-21if_enp0s31f608:30:172
2118999118,2cyclictest24143-21ssh09:55:112
2118999118,2cyclictest2240-21ssh10:40:012
2118999118,2cyclictest1919-21grep07:35:162
2118999118,2cyclictest12768-21ssh11:25:072
2118999117,3cyclictest23328-21wc08:25:002
2118999112,8cyclictest56550irq/124-enp0s3111:55:282
2118999112,5cyclictest225-21systemd-journal09:04:552
2118999110,3cyclictest56550irq/124-enp0s3107:45:142
2118999110,1cyclictest0-21swapper/208:15:002
2118699119,1cyclictest1538-21grep08:45:171
2118699118,2cyclictest8724-21grep07:50:151
2118699118,2cyclictest2881-21grep07:35:241
2118699118,2cyclictest28798-21df08:35:151
2118699118,2cyclictest2682-21ssh10:00:481
2118699118,2cyclictest20653-21ssh10:11:421
2118699118,2cyclictest15629-21nfs4_client09:30:191
2118699114,4cyclictest12114-21pmu-power07:55:221
21186991110,1cyclictest0-21swapper/112:25:131
2118699110,1cyclictest0-21swapper/112:20:491
2118099118,2cyclictest8756-21grep07:50:150
2118099118,2cyclictest8055-21tr12:20:140
2118099118,2cyclictest7101-21grep12:00:140
2118099118,2cyclictest6035-21ssh11:40:140
2118099118,2cyclictest5402-21ssh11:20:170
2118099118,2cyclictest31832-21cat09:40:140
2118099118,2cyclictest29237-21cat08:35:190
2118099118,2cyclictest25845-21cut08:30:130
2118099118,2cyclictest25726-21cat08:30:000
2118099118,2cyclictest23687-21ssh11:30:450
2118099118,2cyclictest22233-21cron09:35:000
2118099118,2cyclictest21317-21ssh10:31:200
2118099118,2cyclictest21317-21ssh10:31:190
2118099118,2cyclictest20580-21cut10:50:210
2118099118,2cyclictest17721-21sed09:50:270
2118099118,2cyclictest17292-21grep08:05:250
2118099118,2cyclictest16823-21ssh10:10:050
2118099118,2cyclictest1603-21ssh09:21:590
2118099118,2cyclictest15232-21taskset08:02:590
2118099118,2cyclictest14533-21sh09:49:390
2118099118,2cyclictest14100-21ssh11:05:340
2118099118,2cyclictest10939-21cut10:45:140
2118099117,3cyclictest10063-21cron09:05:000
2118099110,10cyclictest24142-21tr07:15:140
2119399108,1cyclictest4280-21cut08:50:203
2119399108,1cyclictest31804-21chrt08:40:203
2119399108,1cyclictest128472sleep307:58:103
2119399107,2cyclictest31484-21tr07:30:153
2119399107,2cyclictest30518-21head07:25:263
2119399107,2cyclictest15925-21grep08:05:123
2119399107,2cyclictest1489-21cut08:45:173
2118999108,1cyclictest904-21wget08:45:142
2118999108,1cyclictest14386-21sed08:00:192
2118999107,2cyclictest7063-21wget12:00:132
2118999107,2cyclictest5161-21chrt08:53:262
2118999103,3cyclictest225-21systemd-journal07:55:002
2118999100,10cyclictest0-21swapper/208:42:002
2118699108,2cyclictest30263-21df11:35:151
2118699108,1cyclictest9930-21taskset09:03:261
2118699108,1cyclictest5956-21gpg-connect-age07:45:001
2118699108,1cyclictest4344-21grep07:40:171
2118699108,1cyclictest31088-21ssh09:40:081
2118699108,1cyclictest27956-21chrt08:34:451
2118699108,1cyclictest2238-21ssh12:35:241
2118699107,2cyclictest5503-21cat08:55:011
2118699107,2cyclictest30026-21ls07:25:211
2118699104,5cyclictest25-21ksoftirqd/108:05:121
2118699104,2cyclictest225-21systemd-journal07:15:001
2118699100,9cyclictest183842sleep108:14:591
2118099108,1cyclictest29120-21expr07:25:130
2118099108,1cyclictest2857-21chrt08:49:180
2118099108,1cyclictest21825-21cat07:10:140
2118099107,2cyclictest11009-21basename07:55:140
2118099102,4cyclictest225-21systemd-journal07:35:000
2118099100,9cyclictest10330-21ssh10:05:270
211869997,2cyclictest11382-21sed09:05:171
211869997,1cyclictest321332sleep107:30:191
211809991,7cyclictest18409-21munin-run08:14:590
211939985,2cyclictest18003-21taskset08:10:053
211899980,6cyclictest23170-21cron08:25:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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