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2026-01-13 - 15:43
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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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 highest latencies:
System rackcslot7s.osadl.org (updated Tue Jan 13, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151586922360,9sleep34497-21PK-Backend07:05:213
160894621000,4chrt1608170-21/usr/sbin/munin11:30:252
15747002870,4sleep20-21swapper/209:55:232
15747002870,4sleep20-21swapper/209:55:222
197399840,66rtkit-daemon0-21swapper/107:05:211
197399760,6rtkit-daemon4497-21PK-Backend10:02:343
197399760,5rtkit-daemon0-21swapper/308:36:493
197399750,8rtkit-daemon1619849-21runrttasks12:02:383
197399750,6rtkit-daemon4497-21PK-Backend09:00:143
197399750,5rtkit-daemon0-21swapper/309:30:223
197399750,5rtkit-daemon0-21swapper/309:30:223
197399740,5rtkit-daemon0-21swapper/311:30:333
197399730,6rtkit-daemon4497-21PK-Backend09:27:493
197399730,5rtkit-daemon0-21swapper/308:52:203
197399710,4rtkit-daemon0-21swapper/307:13:573
197399710,4rtkit-daemon0-21swapper/307:13:573
197399680,5rtkit-daemon0-21swapper/308:42:003
151524626740,19sleep20-21swapper/207:05:132
15435352650,6sleep14497-21PK-Backend08:25:151
15435352650,6sleep14497-21PK-Backend08:25:151
151662826445,13sleep00-21swapper/007:08:520
197399590,9rtkit-daemon1972-21rtkit-daemon07:38:362
197399590,9rtkit-daemon1972-21rtkit-daemon07:38:362
197399580,8rtkit-daemon1972-21rtkit-daemon07:20:443
197399550,8rtkit-daemon1972-21rtkit-daemon07:28:012
1516853995215,15cyclictest16238862cat12:15:021
15946162510,15chrt0-21swapper/110:50:271
16106482490,15sleep013-21ksoftirqd/011:35:260
197399470,39rtkit-daemon1941-21systemd07:20:152
197399470,36rtkit-daemon34-21ksoftirqd/208:29:112
197399470,36rtkit-daemon34-21ksoftirqd/208:29:112
15171112460,30sleep00-21swapper/007:10:130
15171112460,30sleep00-21swapper/007:10:120
15844492440,6sleep20-21swapper/210:20:582
15314552440,15chrt13-21ksoftirqd/007:45:300
15196152440,6sleep2331rcuc/207:15:132
197399430,30rtkit-daemon1579410-21cut10:10:022
197399430,29rtkit-daemon1518562-21munin-node10:16:552
16308712430,5sleep00-21swapper/012:35:010
15346652430,8chrt0-21swapper/107:55:251
1516850994312,12cyclictest1619214-21sort12:00:210
197399420,27rtkit-daemon0-21swapper/211:50:112
15500722420,12sleep01516843-21cyclictest08:45:010
1516863994222,16cyclictest1577800-21df10:05:163
151685099425,33cyclictest1598670-21apt11:05:000
1516850994226,12cyclictest1-21systemd10:25:010
1516850994223,14cyclictest1599305-21df_inode11:05:150
197399410,30rtkit-daemon0-21swapper/211:48:432
1516858994124,13cyclictest923-21dbus-daemon08:02:362
1516858994122,6cyclictest34-21ksoftirqd/210:49:272
1516858994122,15cyclictest34-21ksoftirqd/209:43:522
1516858994122,14cyclictest34-21ksoftirqd/208:20:092
1516853994123,13cyclictest438-20systemd-journal10:38:461
1516853994121,13cyclictest26-21ksoftirqd/108:15:001
1516850994124,12cyclictest1536103-21cut08:00:210
1516850994120,16cyclictest1557436-21turbostat09:05:010
1516858994029,7cyclictest1576379-21grep10:00:222
1516858994022,14cyclictest34-21ksoftirqd/208:13:292
1516858994022,14cyclictest1597573-21df_inode11:00:162
1516858994021,6cyclictest34-21ksoftirqd/207:45:122
1516858994021,15cyclictest34-21ksoftirqd/211:10:002
1516853994023,13cyclictest923-21dbus-daemon07:31:311
1516853994017,19cyclictest1558294-21memory09:05:221
1516853994017,19cyclictest1558294-21memory09:05:221
1516850994021,14cyclictest1569147-21df_inode09:40:190
1516850994012,10cyclictest13-21ksoftirqd/010:51:230
197399390,25rtkit-daemon0-21swapper/208:50:012
15574532390,6chrt4497-21PK-Backend09:05:012
15308712390,18sleep342-21ksoftirqd/307:45:213
151686399392,32cyclictest1573739-21munin-run09:55:013
1516863993921,13cyclictest956-21systemd-logind07:15:273
1516858993921,14cyclictest34-21ksoftirqd/212:20:022
1516858993910,7cyclictest141rcu_preempt09:28:092
1516853993927,8cyclictest1549070-21head08:40:241
1516853993921,13cyclictest26-21ksoftirqd/107:23:571
1516850993922,13cyclictest923-21dbus-daemon08:10:220
1516850993922,13cyclictest1565062-21unin-run09:30:000
1516850993911,8cyclictest13-21ksoftirqd/010:29:100
197399380,25rtkit-daemon0-21swapper/308:55:113
16025682380,10chrt1602569-21apt-key11:15:031
15870812380,6sleep30-21swapper/310:30:143
1516863993816,17cyclictest42-21ksoftirqd/309:45:013
1516863993812,6cyclictest141rcu_preempt07:40:003
1516863993812,6cyclictest141rcu_preempt07:40:003
151686399381,12cyclictest956-21systemd-logind12:20:013
1516858993824,10cyclictest1602119-21apt-get11:14:592
1516858993823,11cyclictest1613107-21cron11:45:002
1516858993823,11cyclictest1573591-21sshd09:53:462
1516858993823,11cyclictest1-21systemd10:30:002
1516858993821,12cyclictest438-20systemd-journal07:35:012
1516858993820,14cyclictest34-21ksoftirqd/208:52:522
1516858993817,17cyclictest1579303-21dump-pmu-power10:14:562
151685399384,10cyclictest26-21ksoftirqd/111:56:341
151685399383,11cyclictest26-21ksoftirqd/112:31:571
151685399382,9cyclictest26-21ksoftirqd/112:02:191
1516853993821,13cyclictest26-21ksoftirqd/111:34:061
1516853993821,13cyclictest26-21ksoftirqd/108:40:021
1516853993820,6cyclictest26-21ksoftirqd/112:25:211
1516853993820,6cyclictest26-21ksoftirqd/112:20:091
1516853993820,13cyclictest1554906-21ntpq08:55:221
151685099382,32cyclictest1570882-21df_inode09:45:150
1516850993822,12cyclictest1617732-21python311:55:290
1516850993822,12cyclictest1546336-21sshd08:34:250
1516850993822,11cyclictest438-20systemd-journal11:10:460
1516850993820,14cyclictest1528154-40lsb_release07:38:060
1516850993820,14cyclictest1528154-40lsb_release07:38:050
1516850993816,19cyclictest923-21dbus-daemon08:25:510
1516850993816,19cyclictest923-21dbus-daemon08:25:510
1516850993810,8cyclictest13-21ksoftirqd/010:09:020
197399370,25rtkit-daemon0-21swapper/211:26:332
197399370,23rtkit-daemon0-21swapper/208:18:272
15687022370,9sleep21568701-21latency_hist09:40:012
1516863993722,11cyclictest1626934-21sshd12:20:473
1516863993721,11cyclictest1525520-21ntp_kernel_err07:30:233
1516863993720,12cyclictest1628264-21ntp_kernel_pll_12:25:233
1516863993719,14cyclictest2145-21gdbus08:07:563
1516863993714,19cyclictest1532104-21acpi07:50:093
1516858993721,12cyclictest923-21dbus-daemon09:07:482
1516858993721,12cyclictest923-21dbus-daemon09:07:482
1516858993721,11cyclictest438-20systemd-journal11:23:452
1516858993718,14cyclictest34-21ksoftirqd/207:57:442
1516858993714,18cyclictest34-21ksoftirqd/207:40:152
1516858993712,5cyclictest141rcu_preempt09:45:132
151685399374,9cyclictest26-21ksoftirqd/111:12:491
151685399374,6cyclictest15612532cat09:15:121
151685399374,10cyclictest26-21ksoftirqd/111:02:261
1516853993721,12cyclictest1552023-21mktemp08:50:041
1516853993720,13cyclictest26-21ksoftirqd/107:42:381
1516853993717,6cyclictest26-21ksoftirqd/107:35:241
1516853993717,6cyclictest26-21ksoftirqd/107:35:241
151685399371,11cyclictest0-21swapper/108:01:031
1516850993725,8cyclictest1525480-21grep07:30:210
1516850993722,11cyclictest923-21dbus-daemon10:00:010
1516850993722,11cyclictest923-21dbus-daemon10:00:000
1516850993721,12cyclictest1589335-21pluginstate10:35:290
1516850993720,13cyclictest13-21ksoftirqd/012:20:110
1516850993716,17cyclictest1608406-21cat11:30:130
151685099371,32cyclictest2094-21JS10:49:090
197399360,25rtkit-daemon0-21swapper/208:43:212
151686399365,27cyclictest1615477-21expr11:50:133
1516863993621,11cyclictest1529032-21df_inode07:40:183
1516863993620,12cyclictest923-21dbus-daemon10:20:043
1516858993618,14cyclictest34-21ksoftirqd/212:05:052
1516858993617,14cyclictest34-21ksoftirqd/209:15:022
1516858993616,15cyclictest34-21ksoftirqd/210:41:482
1516858993616,15cyclictest34-21ksoftirqd/210:41:482
1516858993613,6cyclictest141rcu_preempt12:11:382
1516858993610,10cyclictest141rcu_preempt09:13:472
151685399369,5cyclictest141rcu_preempt07:48:241
151685399367,7cyclictest141rcu_preempt09:52:481
151685399366,5cyclictest141rcu_preempt09:55:431
151685399366,5cyclictest141rcu_preempt09:55:431
151685399363,9cyclictest26-21ksoftirqd/108:31:461
1516853993622,10cyclictest26-21ksoftirqd/111:40:121
1516853993622,10cyclictest1576599-21taskset10:00:281
1516853993620,12cyclictest923-21dbus-daemon09:33:331
1516853993620,12cyclictest923-21dbus-daemon09:33:331
1516853993620,12cyclictest2193-21gdbus12:39:571
1516853993620,11cyclictest438-20systemd-journal08:07:561
1516853993620,11cyclictest1564433-21awk09:25:231
1516853993619,6cyclictest26-21ksoftirqd/108:24:221
1516853993617,6cyclictest26-21ksoftirqd/109:11:141
1516853993615,6cyclictest26-21ksoftirqd/107:17:581
151685099366,11cyclictest13-21ksoftirqd/012:06:570
151685099366,10cyclictest13-21ksoftirqd/009:51:340
151685099364,4cyclictest141rcu_preempt11:15:090
151685099362,31cyclictest0-21swapper/010:00:340
1516850993620,11cyclictest1558097-21forks09:05:170
1516850993620,11cyclictest1558097-21forks09:05:170
1516850993619,13cyclictest923-21dbus-daemon07:20:500
1516850993619,13cyclictest2154-21gdbus07:26:110
1516850993618,14cyclictest2752-21xdg-desktop-por08:07:560
151686399354,27cyclictest1605367-21grep11:20:233
1516863993520,11cyclictest1542156-21awk08:20:223
1516863993519,12cyclictest3692992-21snapd10:13:393
1516863993519,12cyclictest1621913-21pkexec12:08:063
1516863993518,13cyclictest1545171-21expr08:30:153
1516863993518,13cyclictest1524153-40apt-check07:25:583
1516863993517,13cyclictest1074-21lldpd11:07:403
1516863993514,17cyclictest1137-21runrttasks11:35:183
1516858993522,9cyclictest1532103-21/usr/sbin/munin07:50:092
1516858993520,11cyclictest1596062-21grep10:55:202
1516858993515,16cyclictest34-21ksoftirqd/210:30:222
151685399355,5cyclictest141rcu_preempt10:15:391
1516853993519,13cyclictest1572008-21unin-run09:50:001
1516853993519,12cyclictest1570212-21sshd09:44:471
1516853993518,13cyclictest26-21ksoftirqd/107:26:191
1516853993518,12cyclictest438-20systemd-journal07:54:591
1516853993513,6cyclictest26-21ksoftirqd/110:05:591
1516850993526,6cyclictest161rcuc/010:56:060
1516850993526,6cyclictest161rcuc/008:39:500
1516850993520,11cyclictest1562257-21sed09:15:280
1516850993520,11cyclictest1553095-21sort08:50:290
1516850993519,11cyclictest438-20systemd-journal12:15:030
15910262340,9sleep00-21swapper/010:40:240
15910262340,9sleep00-21swapper/010:40:240
1516863993420,10cyclictest1582873-21sed10:20:013
151686399341,9cyclictest0-21swapper/311:25:103
1516863993419,11cyclictest923-21dbus-daemon11:15:053
1516863993419,11cyclictest1571964-21cron09:50:013
1516863993419,11cyclictest1560004-21latency09:10:233
1516863993418,11cyclictest438-20systemd-journal08:19:213
1516863993417,12cyclictest438-20systemd-journal08:00:013
151686399341,4cyclictest4497-21PK-Backend10:50:423
1516863993413,6cyclictest141rcu_preempt12:15:023
151686399341,13cyclictest15956572cut10:55:123
1516858993422,8cyclictest1593956-21wc10:50:122
1516858993421,9cyclictest1553642-21apt-get08:55:092
1516858993418,12cyclictest1565684-21cat09:30:172
1516858993418,12cyclictest1565684-21cat09:30:172
1516858993418,12cyclictest1547070-21hddtemp_smartct08:35:192
1516858993418,11cyclictest438-20systemd-journal12:05:002
1516858993417,5cyclictest34-21ksoftirqd/208:05:262
1516853993427,4cyclictest4497-21PK-Backend10:26:221
1516853993424,6cyclictest1518520-21sh07:15:011
1516853993424,6cyclictest1518520-21sh07:15:011
1516853993420,10cyclictest1591964-21sed10:45:031
1516853993420,10cyclictest1591964-21sed10:45:031
1516853993418,5cyclictest26-21ksoftirqd/110:30:151
1516853993417,6cyclictest26-21ksoftirqd/112:17:441
151685399341,28cyclictest1615640-21grep11:50:201
151685099345,9cyclictest13-21ksoftirqd/011:45:280
151685099345,10cyclictest13-21ksoftirqd/008:19:270
151685099343,4cyclictest141rcu_preempt10:45:210
1516850993424,6cyclictest13-21ksoftirqd/011:43:030
1516850993420,10cyclictest1533823-21date07:55:010
1516850993419,11cyclictest1567691-21needreboot09:35:230
1516850993419,11cyclictest1566630-21http09:33:290
1516850993419,11cyclictest1566630-21http09:33:290
1516850993418,12cyclictest1615801-21netstat11:50:220
1516850993418,12cyclictest1550121-21sort08:45:130
1516850993417,13cyclictest923-21dbus-daemon08:20:300
1516850993417,12cyclictest3037-21gmain11:20:030
1516850993411,14cyclictest13-21ksoftirqd/012:25:100
151686399332,26cyclictest1612035-21diskstats11:40:173
151686399332,26cyclictest1551226-21users08:45:323
1516863993319,9cyclictest1558583-21python309:05:283
1516863993319,9cyclictest1558583-21python309:05:283
1516863993318,11cyclictest1629427-21expr12:30:143
1516863993317,12cyclictest1585397-21cat10:25:153
1516863993316,12cyclictest1575037-21cat09:55:303
1516863993316,12cyclictest1575037-21cat09:55:293
151686399331,29cyclictest4497-21PK-Backend08:13:243
151686399331,29cyclictest0-21swapper/308:25:363
151686399331,29cyclictest0-21swapper/308:25:363
151685899338,6cyclictest141rcu_preempt12:35:222
1516858993318,11cyclictest1545178-21expr08:30:152
1516858993317,12cyclictest1628795-21seq12:27:302
1516858993317,11cyclictest438-20systemd-journal11:19:522
1516858993315,14cyclictest34-21ksoftirqd/207:11:402
1516858993315,14cyclictest34-21ksoftirqd/207:11:402
151685899331,28cyclictest1629378-21wc12:30:142
151685399333,6cyclictest141rcu_preempt10:55:451
1516853993320,9cyclictest1600404-21/usr/sbin/munin11:10:011
1516853993319,10cyclictest26-21ksoftirqd/111:20:241
1516853993318,10cyclictest438-20systemd-journal11:39:461
1516853993317,11cyclictest438-20systemd-journal09:23:451
1516853993313,5cyclictest26-21ksoftirqd/110:45:211
151685399331,29cyclictest4497-21PK-Backend08:45:221
151685399331,28cyclictest1567321-21expr09:35:151
1516850993319,10cyclictest1607244-21pluginstate11:25:260
1516850993319,10cyclictest1519009-21cat07:15:050
1516850993318,10cyclictest1582788-21apt-get10:20:010
1516850993317,12cyclictest1554944-21open_inodes08:55:250
151685099331,29cyclictest0-21swapper/010:34:390
151685099331,27cyclictest1632696-21cat12:40:030
197399320,6rtkit-daemon4497-21PK-Backend09:24:263
151686399322,26cyclictest1598323-21package-data-do11:00:473
1516863993221,6cyclictest42-21ksoftirqd/311:14:403
1516863993218,10cyclictest1613871-21/usr/sbin/munin11:45:203
1516863993217,11cyclictest1562145-21grep09:15:283
151686399321,4cyclictest0-21swapper/310:37:523
151686399321,28cyclictest0-21swapper/312:35:453
151685899328,6cyclictest141rcu_preempt10:35:162
151685899323,10cyclictest34-21ksoftirqd/209:22:522
1516858993217,11cyclictest1611010-21awk11:35:322
1516858993214,14cyclictest34-21ksoftirqd/211:56:212
1516853993218,10cyclictest1583910-21wc10:20:231
1516853993217,11cyclictest1614376-21grep11:45:291
1516853993215,5cyclictest26-21ksoftirqd/109:00:241
151685399321,4cyclictest4497-21PK-Backend08:18:271
151685399321,27cyclictest1606987-21grep11:25:211
151685099322,6cyclictest141rcu_preempt10:10:130
1516850993222,6cyclictest1563287-21latency_hist09:25:020
1516850993218,10cyclictest1622601-21cat12:10:130
1516850993217,11cyclictest1560009-21cat09:10:230
1516863993120,7cyclictest1618352-21munin-run12:00:003
1516863993120,7cyclictest1590257-21/usr/sbin/munin10:40:263
1516863993120,7cyclictest1590257-21/usr/sbin/munin10:40:263
1516863993116,11cyclictest1567872-21processes09:35:273
151686399311,4cyclictest0-21swapper/310:45:043
1516858993121,6cyclictest1625970-21cpuspeed_turbos12:20:132
151685099311,4cyclictest141rcu_preempt07:50:250
1516863993016,10cyclictest1536089-21sed08:00:203
1516853993023,4cyclictest4497-21PK-Backend10:13:331
1516853993014,5cyclictest26-21ksoftirqd/112:06:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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