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2026-02-26 - 16:57
[ 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.
Unexpectedly long latencies may be caused by SMIs
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 376 highest latencies:
System rackeslot3s.osadl.org (updated Thu Feb 26, 2026 12:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1728618999639,14cyclictest275-21dbus-daemon10:05:002
1728618999586,7cyclictest30-21ksoftirqd/209:10:012
172860999911,5cyclictest1730885-21munin-run07:55:010
1728609998521,12cyclictest1750610-21ssh09:44:360
1728609998521,12cyclictest1750610-21ssh09:44:360
1728609998412,7cyclictest1734840-21munin-plugin-st09:10:000
1728609998229,47cyclictest3467602-21systemd-journal10:21:310
172860999781,59cyclictest1752174-21ssh09:47:540
1728609997724,35cyclictest1747010-21ssh09:36:350
1728609997658,10cyclictest12-21ksoftirqd/012:15:030
1728609997658,10cyclictest12-21ksoftirqd/012:15:020
1728609997628,29cyclictest1804803-21ssh11:43:090
172860999751,70cyclictest0-21swapper/011:34:160
1728609997430,39cyclictest16950irq/224-800000012:35:010
1728609997424,15cyclictest3467602-21systemd-journal11:00:000
1728609997320,12cyclictest1755149-21ssh09:54:340
1728609997316,12cyclictest1792810-21ssh11:16:550
1728609997223,44cyclictest16850irq/134-800000012:10:000
1728609997220,10cyclictest1734834-21diskmemload12:16:140
1728609997217,10cyclictest1828853-21ssh12:35:520
1728609997214,13cyclictest1798393-21ssh11:29:210
1728609997128,38cyclictest1814426-21ssh12:04:280
1728609997027,25cyclictest1809272-21ssh11:53:050
1728609997025,41cyclictest1773962-21rm10:35:300
1728609997024,42cyclictest1743244-21ssh09:28:080
172860999701,5cyclictest1791794-21munin-run11:15:010
1728609996926,38cyclictest1766498-21ssh10:19:300
1728609996922,14cyclictest1779298-21rm10:47:170
1728609996832,33cyclictest16950irq/224-800000008:40:000
1728609996824,40cyclictest275-21dbus-daemon08:20:000
172860999682,17cyclictest1812265-21cron12:00:010
172860999676,12cyclictest1728612-21grep07:10:010
1728609996722,12cyclictest1745512-21ssh09:33:180
1728609996722,12cyclictest1745512-21ssh09:33:180
172860999671,3cyclictest0-21swapper/011:39:100
172860999666,3cyclictest131rcu_preempt11:10:030
1728609996623,3cyclictest0-21swapper/009:18:320
172860999661,60cyclictest0-21swapper/009:10:070
172860999661,25cyclictest0-21swapper/009:21:240
1728609996535,27cyclictest16850irq/134-800000010:06:310
1728609996527,33cyclictest16950irq/224-800000012:25:020
1728609996459,3cyclictest150-21pr/ttyS208:30:030
1728609996459,3cyclictest150-21pr/ttyS208:30:020
1728609996421,10cyclictest16950irq/224-800000010:30:310
1728609996416,7cyclictest12-21ksoftirqd/012:26:330
1728618996334,6cyclictest1785010-21kworker/2:211:33:012
1728609996226,31cyclictest1755865-21ssh09:55:440
172860999621,57cyclictest0-21swapper/010:12:500
172860999621,2cyclictest0-21swapper/008:10:020
172862299611,35cyclictest3467602-21systemd-journal08:45:033
172861499618,29cyclictest0-21swapper/109:15:021
1728609996125,30cyclictest1759021-21rm10:02:530
172860999611,4cyclictest0-21swapper/007:27:200
1728614996044,12cyclictest1-21systemd11:50:001
1728609996028,28cyclictest12-21ksoftirqd/010:28:450
1728609996023,33cyclictest0-21swapper/010:50:240
1728609996019,11cyclictest12-21ksoftirqd/011:03:330
172860999601,55cyclictest0-21swapper/008:00:020
172860999601,2cyclictest0-21swapper/010:44:380
1728609995918,36cyclictest16850irq/134-800000011:46:000
172860999591,23cyclictest0-21swapper/007:40:020
1728622995848,7cyclictest37-21ksoftirqd/311:27:163
1728609995818,12cyclictest1-21systemd08:02:320
1728609995815,11cyclictest1729957-21latency_hist07:35:020
172860999572,5cyclictest364-21snmpd08:46:200
172860999571,51cyclictest0-21swapper/008:45:020
1728622995610,6cyclictest131rcu_preempt12:30:013
1728609995622,29cyclictest19350irq/34-mmc111:25:010
1728622995535,16cyclictest1-21systemd12:15:023
1728622995535,16cyclictest1-21systemd12:15:023
1728622995510,23cyclictest0-21swapper/309:45:033
1728622995510,23cyclictest0-21swapper/309:45:023
1728618995547,5cyclictest1773599-21kworker/2:010:51:262
172860999542,16cyclictest1729357-21unin-run07:25:020
172860999542,16cyclictest1729357-21unin-run07:25:010
1728622995328,21cyclictest1821723-21cat12:20:023
1728618995331,17cyclictest275-21dbus-daemon09:05:002
172861499532,46cyclictest275-21dbus-daemon10:00:011
1728609995323,5cyclictest0-21swapper/008:25:000
172862299522,22cyclictest37-21ksoftirqd/309:45:153
1728618995244,5cyclictest1785010-21kworker/2:212:22:572
1728618995244,5cyclictest1753097-21kworker/2:110:48:332
1728618995244,5cyclictest1734857-21kworker/2:310:11:432
1728618995244,5cyclictest1734857-21kworker/2:309:37:092
1728618995244,5cyclictest1729608-21kworker/2:209:10:592
1728609995230,16cyclictest3467602-21systemd-journal07:50:000
1728609995213,9cyclictest3467602-21systemd-journal08:10:030
1728618995143,5cyclictest1729608-21kworker/2:208:19:422
1728618995136,11cyclictest3467602-21systemd-journal09:59:322
1728614995141,4cyclictest231ksoftirqd/109:40:031
1728614995141,4cyclictest231ksoftirqd/109:40:021
1728614995111,6cyclictest131rcu_preempt09:26:541
172862299507,5cyclictest131rcu_preempt08:25:013
1728622995027,16cyclictest275-21dbus-daemon10:00:013
1728618995042,5cyclictest1729608-21kworker/2:209:26:212
1728618995041,6cyclictest1773599-21kworker/2:011:46:502
1728618995041,5cyclictest1773599-21kworker/2:011:55:122
1728618995035,10cyclictest1-21systemd10:40:022
172861899503,3cyclictest131rcu_preempt11:30:022
172862299496,6cyclictest131rcu_preempt12:35:003
1728622994923,19cyclictest275-21dbus-daemon07:30:003
1728622994921,19cyclictest275-21dbus-daemon11:05:013
1728618994941,5cyclictest1785010-21kworker/2:212:15:542
1728618994941,5cyclictest1785010-21kworker/2:212:02:562
1728618994941,5cyclictest1773599-21kworker/2:011:37:472
1728618994940,6cyclictest1773599-21kworker/2:010:56:282
1728618994940,6cyclictest1720048-21kworker/2:107:20:002
1728618994939,6cyclictest1773599-21kworker/2:011:43:452
1728614994934,11cyclictest1-21systemd11:25:011
172860999493,15cyclictest3467602-21systemd-journal08:55:010
172860999493,13cyclictest1734298-21modprobe09:00:000
172860999493,13cyclictest1734298-21modprobe09:00:000
172860999491,28cyclictest0-21swapper/008:31:320
172862299489,5cyclictest1771299-21latency_hist10:30:013
1728622994828,14cyclictest3467602-21systemd-journal09:35:023
1728622994828,14cyclictest3467602-21systemd-journal09:35:013
1728622994821,17cyclictest1803226-21run-parts11:40:003
172862299481,6cyclictest131rcu_preempt09:00:013
172862299481,6cyclictest131rcu_preempt09:00:003
172862299481,5cyclictest131rcu_preempt12:20:323
1728618994841,4cyclictest1753097-21kworker/2:110:43:302
1728618994840,5cyclictest1785010-21kworker/2:212:13:492
1728618994840,5cyclictest1785010-21kworker/2:212:13:482
1728618994840,5cyclictest1785010-21kworker/2:211:11:042
1728618994840,5cyclictest1734857-21kworker/2:310:27:592
1728618994840,5cyclictest1729608-21kworker/2:209:19:352
1728618994839,6cyclictest1734857-21kworker/2:309:47:572
1728618994839,5cyclictest1734857-21kworker/2:310:35:012
1728614994829,14cyclictest1-21systemd11:30:021
1728622994733,9cyclictest37-21ksoftirqd/310:37:233
1728622994729,13cyclictest275-21dbus-daemon07:20:023
172862299472,25cyclictest1729856-21kworker/u8:307:50:023
1728622994718,6cyclictest131rcu_preempt12:10:003
1728622994713,5cyclictest131rcu_preempt09:30:003
1728618994739,5cyclictest1785010-21kworker/2:212:27:582
1728618994739,5cyclictest1773599-21kworker/2:011:51:262
1728618994739,5cyclictest1734857-21kworker/2:309:44:042
1728618994739,5cyclictest1734857-21kworker/2:309:44:032
1728618994738,6cyclictest1785010-21kworker/2:212:36:002
1728618994738,6cyclictest1785010-21kworker/2:212:33:262
1728618994738,6cyclictest1729608-21kworker/2:209:23:572
1728618994736,6cyclictest1785010-21kworker/2:211:15:422
172861499472,3cyclictest131rcu_preempt12:20:001
172862299465,31cyclictest1732989-21kworker/u8:009:10:033
1728622994615,5cyclictest131rcu_preempt11:25:013
1728618994638,6cyclictest1785010-21kworker/2:212:08:522
1728618994638,5cyclictest1734857-21kworker/2:310:20:082
1728614994627,14cyclictest1-21systemd08:20:011
1728614994611,6cyclictest131rcu_preempt12:26:501
1728609994620,4cyclictest0-21swapper/007:43:040
1728609994615,7cyclictest12-21ksoftirqd/009:05:020
1728622994523,17cyclictest275-21dbus-daemon11:20:013
172862299451,9cyclictest0-21swapper/310:47:303
1728622994517,19cyclictest37-21ksoftirqd/309:22:023
1728618994539,4cyclictest1785010-21kworker/2:211:04:402
1728618994538,4cyclictest1753097-21kworker/2:110:15:522
1728618994538,4cyclictest1734857-21kworker/2:310:05:122
1728618994536,5cyclictest1773599-21kworker/2:011:20:082
1728618994535,8cyclictest30-21ksoftirqd/207:35:022
1728622994432,9cyclictest37-21ksoftirqd/308:20:033
1728622994430,11cyclictest37-21ksoftirqd/312:00:013
1728622994429,11cyclictest37-21ksoftirqd/310:05:553
1728622994415,6cyclictest131rcu_preempt07:40:013
1728618994435,6cyclictest1785010-21kworker/2:211:08:302
1728618994428,12cyclictest275-21dbus-daemon07:55:012
172861499449,6cyclictest131rcu_preempt11:38:361
1728614994429,11cyclictest275-21dbus-daemon07:30:001
172861499441,3cyclictest131rcu_preempt10:05:011
172860999442,37cyclictest1729064-21cron07:20:000
1728622994332,7cyclictest37-21ksoftirqd/311:32:293
1728622994330,10cyclictest37-21ksoftirqd/309:05:003
1728622994329,10cyclictest37-21ksoftirqd/311:10:013
1728622994329,10cyclictest37-21ksoftirqd/310:53:023
1728622994319,20cyclictest37-21ksoftirqd/309:16:313
1728622994319,19cyclictest37-21ksoftirqd/310:15:563
172862299431,5cyclictest0-21swapper/311:11:273
172862299431,4cyclictest131rcu_preempt10:31:113
1728622994311,7cyclictest131rcu_preempt08:35:013
1728618994335,5cyclictest1734857-21kworker/2:309:51:502
1728618994334,5cyclictest1734857-21kworker/2:309:31:312
1728618994334,5cyclictest1734857-21kworker/2:309:31:312
172861499439,6cyclictest131rcu_preempt11:59:561
172861499436,7cyclictest23-21ksoftirqd/108:45:001
172861499435,4cyclictest131rcu_preempt09:35:021
172861499435,4cyclictest131rcu_preempt09:35:011
1728614994327,11cyclictest275-21dbus-daemon09:25:021
1728614994325,14cyclictest1-21systemd12:10:021
172861499431,3cyclictest131rcu_preempt09:53:421
1728614994311,5cyclictest131rcu_preempt10:54:411
1728614994311,5cyclictest131rcu_preempt10:11:131
1728614994311,5cyclictest131rcu_preempt08:51:141
172860999431,26cyclictest151rcuc/007:15:020
1728622994229,10cyclictest37-21ksoftirqd/311:00:013
172862299421,7cyclictest0-21swapper/312:04:143
1728622994216,7cyclictest131rcu_preempt09:52:073
172861499426,4cyclictest131rcu_preempt10:47:231
1728614994233,6cyclictest1734834-21diskmemload09:10:011
172862299415,6cyclictest131rcu_preempt08:40:013
172862299413,34cyclictest150-21pr/ttyS210:14:503
1728622994126,11cyclictest37-21ksoftirqd/311:41:013
172862299411,7cyclictest0-21swapper/310:02:333
172862299411,6cyclictest0-21swapper/312:37:003
1728622994111,4cyclictest131rcu_preempt07:45:013
172861899418,8cyclictest1729856-21kworker/u8:308:25:002
1728618994133,5cyclictest1729608-21kworker/2:208:46:172
1728618994133,5cyclictest1720048-21kworker/2:107:12:282
1728618994132,5cyclictest1729608-21kworker/2:208:45:012
1728618994131,6cyclictest1732537-21kworker/2:008:30:022
1728618994131,6cyclictest1732537-21kworker/2:008:30:012
1728618994131,6cyclictest1729608-21kworker/2:208:04:082
172861499418,8cyclictest23-21ksoftirqd/110:05:261
172861499417,5cyclictest131rcu_preempt11:34:391
172861499413,3cyclictest131rcu_preempt10:32:411
172861499412,5cyclictest131rcu_preempt07:50:011
172861499412,3cyclictest131rcu_preempt10:21:451
172862299405,8cyclictest131rcu_preempt08:55:023
1728622994025,12cyclictest1748453-21sendmail09:40:003
172862299401,7cyclictest0-21swapper/310:42:483
172862299401,6cyclictest0-21swapper/311:45:453
1728618994026,11cyclictest1730366-21cron07:45:002
1728614994027,10cyclictest23-21ksoftirqd/112:05:011
1728614994024,11cyclictest3467602-21systemd-journal11:05:021
172861499401,4cyclictest131rcu_preempt12:39:461
172862299399,6cyclictest131rcu_preempt08:15:003
1728622993929,7cyclictest37-21ksoftirqd/308:05:023
1728622993924,11cyclictest37-21ksoftirqd/309:12:143
172862299391,13cyclictest0-21swapper/310:23:373
172862299391,11cyclictest0-21swapper/311:50:053
172861899391,3cyclictest131rcu_preempt08:00:002
172861499396,26cyclictest1728616-21latency_hist07:10:021
172861499395,3cyclictest131rcu_preempt08:35:001
172861499394,6cyclictest131rcu_preempt09:45:111
1728614993933,4cyclictest23-21ksoftirqd/108:05:021
172861499392,3cyclictest131rcu_preempt11:16:071
1728614993922,13cyclictest3467602-21systemd-journal08:40:001
1728614993919,6cyclictest23-21ksoftirqd/112:20:141
172862299384,7cyclictest37-21ksoftirqd/308:00:003
172862299384,4cyclictest131rcu_preempt07:35:013
172861899383,3cyclictest131rcu_preempt07:25:022
172861899383,3cyclictest131rcu_preempt07:25:022
1728618993823,11cyclictest30-21ksoftirqd/207:26:172
1728618993819,15cyclictest1-21systemd07:40:012
172861499389,5cyclictest131rcu_preempt10:45:011
172861499384,3cyclictest131rcu_preempt12:33:291
1728614993829,7cyclictest23-21ksoftirqd/111:11:111
1728614993826,9cyclictest1819218-21systemd-run12:15:021
1728614993826,9cyclictest1819218-21systemd-run12:15:011
1728614993826,9cyclictest1-21systemd11:55:011
1728614993826,8cyclictest23-21ksoftirqd/107:37:311
172861499382,3cyclictest131rcu_preempt11:43:121
172862299375,21cyclictest1729338-21modprobe07:25:003
172862299375,21cyclictest1729338-21modprobe07:25:003
1728622993710,5cyclictest131rcu_preempt08:50:023
1728618993728,7cyclictest30-21ksoftirqd/209:00:022
1728618993728,7cyclictest30-21ksoftirqd/209:00:022
1728618993722,11cyclictest309-21in:imuxsock08:35:032
1728618993710,6cyclictest131rcu_preempt07:50:022
172861499373,6cyclictest1771285-21munin-run10:30:011
1728614993728,6cyclictest1730375-21latency_hist07:45:031
1728614993726,8cyclictest23-21ksoftirqd/110:39:301
1728614993726,8cyclictest1729438-21cut07:25:031
1728614993726,8cyclictest1729438-21cut07:25:021
1728614993725,8cyclictest23-21ksoftirqd/109:05:011
1728614993716,6cyclictest131rcu_preempt09:39:591
1728622993624,9cyclictest37-21ksoftirqd/307:55:023
1728622993610,5cyclictest131rcu_preempt08:30:003
1728622993610,5cyclictest131rcu_preempt08:30:003
1728618993625,8cyclictest30-21ksoftirqd/208:34:062
172861499363,4cyclictest131rcu_preempt10:58:501
1728614993624,10cyclictest1735226-21sshd09:10:231
1728614993623,7cyclictest1729050-21cron07:20:001
1728614993619,14cyclictest1-21systemd09:00:011
1728614993619,14cyclictest1-21systemd09:00:011
172862299355,9cyclictest37-21ksoftirqd/307:12:273
1728618993524,8cyclictest1734159-21sed08:55:022
172861499355,7cyclictest23-21ksoftirqd/108:45:201
172861499354,3cyclictest131rcu_preempt07:55:021
1728614993528,4cyclictest1731411-21latency_hist08:05:031
1728614993526,5cyclictest1789519-21latency_hist11:10:021
1728614993525,7cyclictest23-21ksoftirqd/108:25:011
1728614993513,4cyclictest131rcu_preempt10:15:351
1728614993421,10cyclictest1731144-21modprobe08:00:001
172862299331,5cyclictest131rcu_preempt07:10:023
172861899333,3cyclictest131rcu_preempt08:15:022
1728618993320,9cyclictest275-21dbus-daemon08:10:012
172861499333,4cyclictest131rcu_preempt07:15:011
1728614993322,9cyclictest23-21ksoftirqd/108:30:001
1728614993322,9cyclictest23-21ksoftirqd/108:30:001
1728622993217,12cyclictest37-21ksoftirqd/308:08:313
172861499324,3cyclictest131rcu_preempt08:13:311
172861499312,3cyclictest131rcu_preempt07:35:001
172861899283,3cyclictest131rcu_preempt07:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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