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2026-01-19 - 18:53
[ 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 #e, 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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot3s.osadl.org (updated Mon Jan 19, 2026 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2340261991016,92cyclictest0-21swapper/009:45:020
2340261998980,2cyclictest0-21swapper/011:20:010
234026199878,52cyclictest364-21snmpd08:05:010
2340261997942,34cyclictest16850irq/134-800000012:20:010
234026199792,7cyclictest2344446-21grep08:30:010
2340261997738,35cyclictest16850irq/134-800000010:45:010
2340261997422,17cyclictest3467602-21systemd-journal11:00:000
2340265997213,44cyclictest2369276-21ssh10:00:021
2340261997246,23cyclictest0-21swapper/008:00:010
2340267997116,22cyclictest2433406-21ssh12:20:532
2340267997116,22cyclictest2433406-21ssh12:20:532
2340267997021,11cyclictest30-21ksoftirqd/208:15:012
2340267996911,20cyclictest2409748-21ssh11:29:052
2340261996965,2cyclictest0-21swapper/008:55:020
234026799689,20cyclictest2390696-21ssh10:47:022
2340267996818,15cyclictest2441444-21ssh12:38:592
2340267996811,19cyclictest2389609-21ssh10:44:472
2340265996858,7cyclictest221rcuc/111:35:011
234026199665,8cyclictest0-21swapper/011:25:020
2340261996623,38cyclictest2385284-21latency_hist10:35:020
2340267996517,16cyclictest2345203-21date08:45:012
2340267996318,10cyclictest30-21ksoftirqd/208:40:022
2340267996317,9cyclictest30-21ksoftirqd/209:35:472
2340267996310,15cyclictest2354569-21ssh09:27:442
234026799629,46cyclictest2417623-21kworker/u8:012:15:022
2340267996218,8cyclictest30-21ksoftirqd/209:46:372
2340267996215,11cyclictest30-21ksoftirqd/210:15:512
2340261996258,2cyclictest0-21swapper/008:20:030
2340261996233,24cyclictest2348855-21ssh09:15:020
2340267996111,14cyclictest2439327-21ssh12:34:172
234026799606,15cyclictest2406878-21ssh11:22:402
2340267996018,8cyclictest30-21ksoftirqd/211:50:002
2340267996017,8cyclictest30-21ksoftirqd/212:00:032
2340267996010,20cyclictest2347418-21sh09:11:512
234026199604,40cyclictest2344606-21kworker/0:212:20:030
234026199604,40cyclictest2344606-21kworker/0:212:20:020
2340261996024,18cyclictest2418605-21ssh11:48:270
234026799597,16cyclictest2402113-21ssh11:12:082
2340267995916,9cyclictest30-21ksoftirqd/211:42:092
2340267995916,9cyclictest30-21ksoftirqd/207:40:012
2340267995916,9cyclictest30-21ksoftirqd/207:40:012
2340267995911,15cyclictest2383585-21ssh10:31:202
234026799584,15cyclictest2371806-21ssh10:05:222
2340267995818,9cyclictest30-21ksoftirqd/209:23:212
2340267995817,9cyclictest30-21ksoftirqd/211:55:552
2340267995816,7cyclictest30-21ksoftirqd/211:34:572
2340267995814,8cyclictest30-21ksoftirqd/211:39:252
2340267995814,10cyclictest30-21ksoftirqd/210:24:452
2340267995812,13cyclictest2369544-21ssh10:00:222
2340267995718,7cyclictest30-21ksoftirqd/210:00:022
2340267995716,7cyclictest30-21ksoftirqd/210:36:252
2340267995715,10cyclictest30-21ksoftirqd/208:35:032
2340267995715,10cyclictest30-21ksoftirqd/207:50:012
234026599579,6cyclictest131rcu_preempt11:15:151
2340261995729,8cyclictest2412592-21latency_hist11:35:020
2340267995615,14cyclictest2420347-21rm11:52:142
2340267995614,12cyclictest2380960-21ssh10:25:262
2340267995613,8cyclictest30-21ksoftirqd/209:40:392
234026199564,3cyclictest131rcu_preempt11:10:000
2340261995627,13cyclictest2374013-21ssh10:10:040
2340272995520,22cyclictest0-21swapper/311:04:423
2340272995520,22cyclictest0-21swapper/311:04:413
2340272995437,13cyclictest1-21systemd07:50:013
234026799548,12cyclictest0-21swapper/209:15:232
234026799548,12cyclictest0-21swapper/209:15:222
234026799547,20cyclictest2342013-21latency_hist07:45:012
2340267995415,7cyclictest2375183-21ssh10:12:582
2340267995413,8cyclictest30-21ksoftirqd/211:07:282
2340267995411,9cyclictest30-21ksoftirqd/211:15:532
2340265995411,5cyclictest131rcu_preempt12:26:021
2340261995435,14cyclictest275-21dbus-daemon09:35:010
2340261995427,12cyclictest2420270-21ssh11:52:020
2340267995340,10cyclictest2395926-21ssh10:58:442
2340267995314,14cyclictest2430403-21ssh12:14:472
2340265995310,6cyclictest131rcu_preempt12:08:001
234026199537,42cyclictest0-21swapper/009:20:000
234026199537,42cyclictest0-21swapper/009:20:000
2340261995326,12cyclictest2363612-21ssh09:47:340
2340261995319,30cyclictest0-21swapper/012:38:470
234026199531,12cyclictest2341754-21munin-run07:40:000
234026199531,12cyclictest2341754-21munin-run07:40:000
2340272995238,10cyclictest37-21ksoftirqd/308:00:003
234027299522,46cyclictest3467602-21systemd-journal09:55:003
234026799525,15cyclictest2346410-21diskmemload09:30:392
2340267995239,10cyclictest2427983-21ssh12:09:222
234026599529,5cyclictest131rcu_preempt09:19:221
234026599529,5cyclictest131rcu_preempt09:19:221
234026599528,5cyclictest131rcu_preempt11:29:591
2340265995215,7cyclictest131rcu_preempt12:22:261
2340265995215,7cyclictest131rcu_preempt12:22:251
2340265995213,9cyclictest131rcu_preempt09:10:191
2340265995212,5cyclictest131rcu_preempt08:50:011
2340261995228,10cyclictest2398435-21ssh11:04:210
2340261995228,10cyclictest2398435-21ssh11:04:210
2340261995224,13cyclictest2391308-21ssh10:48:280
2340261995221,28cyclictest12-21ksoftirqd/011:10:260
2340261995221,27cyclictest12-21ksoftirqd/011:43:260
2340261995220,29cyclictest0-21swapper/012:05:010
2340272995136,11cyclictest3467602-21systemd-journal09:40:373
2340272995119,22cyclictest0-21swapper/311:13:423
2340267995136,13cyclictest2398523-21ssh11:04:342
2340267995136,13cyclictest2398523-21ssh11:04:332
2340265995137,10cyclictest275-21dbus-daemon11:00:001
2340265995122,5cyclictest131rcu_preempt10:20:321
2340265995110,5cyclictest131rcu_preempt11:51:071
2340261995143,5cyclictest2340263-21latency_hist07:10:010
234026199513,40cyclictest2423748-21cron12:00:010
2340261995127,9cyclictest2353496-21ssh09:25:090
2340261995126,8cyclictest12-21ksoftirqd/010:55:030
2340261995126,8cyclictest12-21ksoftirqd/010:55:020
2340272995033,13cyclictest3467602-21systemd-journal07:45:003
234026799509,13cyclictest2340449-21latency_hist07:15:032
2340267995012,7cyclictest30-21ksoftirqd/212:29:372
234026599509,5cyclictest131rcu_preempt10:35:111
2340265995012,9cyclictest131rcu_preempt09:05:021
2340261995027,3cyclictest131rcu_preempt12:31:270
2340261995025,3cyclictest131rcu_preempt09:37:390
234026199501,35cyclictest0-21swapper/010:36:440
234026799498,7cyclictest2394008-21ssh10:54:312
234026799498,7cyclictest2394008-21ssh10:54:312
234026599491,44cyclictest2341473-21sshd07:34:271
234026199494,9cyclictest2430587-21wc12:15:020
234026199492,3cyclictest131rcu_preempt09:58:220
2340267994833,11cyclictest2342776-21cat08:00:002
2340267994830,14cyclictest2365830-21ssh09:52:172
2340265994818,5cyclictest131rcu_preempt11:56:261
2340272994723,17cyclictest275-21dbus-daemon07:35:013
2340272994717,20cyclictest37-21ksoftirqd/312:17:003
234027299471,5cyclictest131rcu_preempt08:35:003
2340265994711,5cyclictest131rcu_preempt12:16:481
2340265994710,6cyclictest131rcu_preempt10:00:581
2340261994737,7cyclictest2381758-21sh10:27:210
234026199473,3cyclictest131rcu_preempt07:15:030
2340261994724,8cyclictest2366133-21ssh09:53:080
234026199471,3cyclictest131rcu_preempt11:30:020
234026199471,3cyclictest131rcu_preempt10:19:500
2340272994616,20cyclictest37-21ksoftirqd/312:26:263
2340272994616,20cyclictest37-21ksoftirqd/312:10:553
2340272994616,20cyclictest37-21ksoftirqd/310:46:363
2340272994615,21cyclictest37-21ksoftirqd/309:39:263
234026599468,6cyclictest131rcu_preempt11:10:071
234026599468,6cyclictest131rcu_preempt07:24:271
2340265994613,6cyclictest131rcu_preempt11:41:561
2340265994613,4cyclictest131rcu_preempt12:13:511
2340265994611,5cyclictest131rcu_preempt10:07:201
2340265994611,5cyclictest131rcu_preempt09:44:061
234026199466,21cyclictest131rcu_preempt10:22:340
2340261994638,4cyclictest16950irq/224-800000008:40:000
2340261994637,5cyclictest16850irq/134-800000010:00:030
234026199463,3cyclictest131rcu_preempt11:39:260
2340261994629,13cyclictest3467602-21systemd-journal07:22:270
2340261994621,3cyclictest131rcu_preempt10:05:280
234027299454,6cyclictest131rcu_preempt09:58:103
2340272994530,12cyclictest3467602-21systemd-journal10:45:003
2340272994529,12cyclictest275-21dbus-daemon11:25:013
2340272994525,12cyclictest2346410-21diskmemload10:31:403
2340272994516,20cyclictest37-21ksoftirqd/312:20:553
2340272994516,20cyclictest37-21ksoftirqd/312:20:543
2340272994514,21cyclictest37-21ksoftirqd/310:52:453
2340272994514,21cyclictest37-21ksoftirqd/310:52:453
234026599459,5cyclictest131rcu_preempt09:38:261
2340265994530,11cyclictest1-21systemd12:35:011
2340265994511,7cyclictest131rcu_preempt11:20:121
2340265994510,5cyclictest131rcu_preempt10:28:131
234026199456,29cyclictest19350irq/34-mmc108:50:020
2340261994521,9cyclictest2437261-21ssh12:29:450
234026199451,3cyclictest131rcu_preempt07:30:000
2340272994431,10cyclictest37-21ksoftirqd/309:21:103
2340272994428,13cyclictest275-21dbus-daemon09:50:023
234027299442,5cyclictest131rcu_preempt12:02:263
2340272994420,9cyclictest2356860-21sh09:32:433
2340272994416,19cyclictest37-21ksoftirqd/311:58:143
2340272994416,19cyclictest37-21ksoftirqd/311:50:333
2340272994416,19cyclictest37-21ksoftirqd/310:19:203
2340272994416,17cyclictest37-21ksoftirqd/309:15:073
2340272994416,17cyclictest37-21ksoftirqd/309:15:063
2340272994416,15cyclictest37-21ksoftirqd/310:21:053
2340272994415,20cyclictest37-21ksoftirqd/312:35:453
2340272994415,20cyclictest37-21ksoftirqd/311:40:073
2340272994415,20cyclictest37-21ksoftirqd/311:30:533
2340272994415,19cyclictest37-21ksoftirqd/310:39:383
2340272994413,7cyclictest131rcu_preempt09:10:003
2340272994413,7cyclictest131rcu_preempt09:10:003
2340267994431,9cyclictest2343798-21sshd08:19:262
2340267994431,9cyclictest2343798-21sshd08:19:262
2340267994428,12cyclictest2343297-21cron08:10:002
234026599447,6cyclictest131rcu_preempt08:30:001
234026599444,35cyclictest2342257-21cron07:50:001
2340265994425,14cyclictest275-21dbus-daemon09:35:031
234026599441,8cyclictest0-21swapper/111:39:221
2340265994413,7cyclictest131rcu_preempt11:06:291
2340265994412,6cyclictest131rcu_preempt09:52:151
2340265994411,5cyclictest131rcu_preempt10:40:381
2340265994410,6cyclictest131rcu_preempt10:46:381
2340261994437,4cyclictest16950irq/224-800000008:20:000
2340261994437,4cyclictest16950irq/224-800000008:20:000
234026199442,39cyclictest2427858-21ssh12:09:040
2340272994328,12cyclictest37-21ksoftirqd/311:27:363
2340272994316,18cyclictest37-21ksoftirqd/310:02:393
2340272994315,20cyclictest37-21ksoftirqd/310:25:403
2340272994315,19cyclictest37-21ksoftirqd/311:07:223
2340272994315,18cyclictest37-21ksoftirqd/311:45:243
2340272994315,18cyclictest37-21ksoftirqd/310:56:263
2340272994314,20cyclictest37-21ksoftirqd/310:12:043
2340272994314,19cyclictest37-21ksoftirqd/312:30:183
2340272994312,20cyclictest37-21ksoftirqd/311:19:233
2340267994330,10cyclictest2344061-21sshd08:20:182
234026599439,6cyclictest131rcu_preempt10:12:221
234026599437,7cyclictest23-21ksoftirqd/112:01:471
234026599437,6cyclictest131rcu_preempt12:37:421
234026599433,7cyclictest131rcu_preempt09:25:001
2340265994314,5cyclictest131rcu_preempt09:29:181
2340265994313,6cyclictest131rcu_preempt10:20:001
2340261994339,2cyclictest0-21swapper/009:05:020
2340261994333,6cyclictest19350irq/34-mmc108:10:030
234026199432,7cyclictest2346433-21unin-run09:10:020
234026199432,7cyclictest2346433-21unin-run09:10:010
2340261994327,12cyclictest1-21systemd07:45:000
234026199431,7cyclictest0-21swapper/008:12:260
234027299427,5cyclictest131rcu_preempt11:36:073
2340272994215,19cyclictest37-21ksoftirqd/312:09:503
2340272994215,18cyclictest37-21ksoftirqd/310:05:583
2340272994214,18cyclictest37-21ksoftirqd/309:25:513
2340267994227,11cyclictest2340685-21sshd07:17:272
234026599429,5cyclictest131rcu_preempt10:50:401
234026599429,5cyclictest131rcu_preempt10:50:391
234026599429,5cyclictest131rcu_preempt07:16:271
234026599428,7cyclictest131rcu_preempt09:45:221
234026599427,5cyclictest131rcu_preempt11:03:331
234026599427,5cyclictest131rcu_preempt11:03:331
234026599424,8cyclictest23-21ksoftirqd/108:54:261
234026599424,8cyclictest23-21ksoftirqd/108:54:261
2340265994227,11cyclictest275-21dbus-daemon07:40:011
2340265994227,11cyclictest275-21dbus-daemon07:40:011
2340265994219,4cyclictest23-21ksoftirqd/110:30:321
2340261994235,4cyclictest16950irq/224-800000007:20:010
234026199423,4cyclictest131rcu_preempt08:45:020
2340261994233,5cyclictest16950irq/224-800000009:20:360
2340272994130,7cyclictest3467602-21systemd-journal08:15:033
2340272994130,7cyclictest3467602-21systemd-journal08:15:023
2340267994127,10cyclictest1-21systemd07:30:002
234026599417,6cyclictest131rcu_preempt08:21:231
234026599411,8cyclictest0-21swapper/111:48:051
2340272994028,9cyclictest2345349-21sshd08:46:263
2340272994012,19cyclictest37-21ksoftirqd/309:12:343
2340267994027,9cyclictest2346169-21munin-run09:05:012
2340267994027,10cyclictest364-21snmpd07:22:352
2340267994027,10cyclictest2342498-21modprobe07:52:262
2340267994016,20cyclictest2345888-21munin-run09:00:002
234027299392,5cyclictest131rcu_preempt08:40:003
2340267993931,4cyclictest2343064-21munin-run08:05:012
234026799392,20cyclictest2345339-21kworker/u8:108:50:022
2340267993921,14cyclictest364-21snmpd09:07:072
2340267993921,14cyclictest364-21snmpd09:07:072
2340267993919,15cyclictest364-21snmpd08:51:242
2340267993919,15cyclictest364-21snmpd08:51:242
2340267993919,15cyclictest364-21snmpd08:29:592
2340265993925,9cyclictest2344851-21sh08:40:001
2340272993827,8cyclictest2342504-21sshd07:54:263
2340272993826,9cyclictest37-21ksoftirqd/307:30:013
2340272993825,9cyclictest2340754-21systemctl07:20:023
2340272993821,13cyclictest1-21systemd09:05:003
234027299381,5cyclictest131rcu_preempt08:10:003
234026599383,5cyclictest131rcu_preempt08:00:001
2340265993819,14cyclictest275-21dbus-daemon09:10:021
2340265993819,14cyclictest275-21dbus-daemon09:10:011
2340261993827,7cyclictest309-21in:imuxsock07:35:010
2340261993820,13cyclictest3467602-21systemd-journal07:55:010
2340272993726,9cyclictest37-21ksoftirqd/308:25:003
2340267993723,10cyclictest364-21snmpd07:32:382
2340265993726,8cyclictest23-21ksoftirqd/107:10:011
2340265993721,11cyclictest275-21dbus-daemon08:20:011
2340265993721,11cyclictest275-21dbus-daemon08:20:011
2340265993719,4cyclictest23-21ksoftirqd/107:27:361
234027299363,29cyclictest275-21dbus-daemon08:30:013
2340272993626,5cyclictest2345612-21kworker/u8:309:00:003
2340272993613,19cyclictest131rcu_preempt08:05:013
234026599367,5cyclictest131rcu_preempt07:15:031
2340265993627,6cyclictest2342033-21sshd07:45:011
2340265993627,5cyclictest2345967-21grep09:00:011
2340261993620,12cyclictest3467602-21systemd-journal08:55:020
2340261993620,12cyclictest3467602-21systemd-journal08:55:010
234026199361,10cyclictest364-21snmpd08:34:090
234027299355,3cyclictest131rcu_preempt07:37:383
234027299355,3cyclictest131rcu_preempt07:37:383
2340272993526,7cyclictest37-21ksoftirqd/308:15:013
234027299352,4cyclictest131rcu_preempt08:45:023
2340265993526,7cyclictest23-21ksoftirqd/108:00:061
2340265993524,7cyclictest23-21ksoftirqd/108:10:021
2340261993525,5cyclictest2342257-21cron07:50:000
2340272993426,5cyclictest2345622-21sh08:55:013
2340272993426,5cyclictest2345622-21sh08:55:003
2340272993423,7cyclictest0-21swapper/307:15:033
2340265993421,10cyclictest3467602-21systemd-journal08:35:011
234026599341,8cyclictest0-21swapper/108:15:021
2340267993322,8cyclictest2340340-21cat07:10:012
2340272993221,9cyclictest37-21ksoftirqd/307:25:013
2340265993221,7cyclictest23-21ksoftirqd/107:55:011
2340265992918,8cyclictest23-21ksoftirqd/108:45:001
2340272992614,9cyclictest2340281-21date07:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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