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2026-02-20 - 10:41
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

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Default latency plot of shadow in rack #3, 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 -
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Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
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  TQ-Systems
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 376 highest latencies:
System rack3slot3s.osadl.org (updated Fri Feb 20, 2026 00:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2033412128109,12sleep20-21swapper/219:07:282
198749212649,73sleep30-21swapper/319:05:083
2753772860,2sleep00-21swapper/020:15:190
20349127858,14sleep00-21swapper/019:09:230
20320927849,10sleep10-21swapper/119:05:511
203682995957,1cyclictest0-21swapper/321:55:073
203682994947,1cyclictest0-21swapper/300:17:033
5703812470,1sleep00-21swapper/023:30:090
20368299460,28cyclictest0-21swapper/300:00:233
20368299460,16cyclictest0-21swapper/323:51:193
203682994419,3cyclictest63750irq/124-enp1s0-TxRx-023:56:163
203682994239,1cyclictest0-21swapper/321:51:463
203682994239,1cyclictest0-21swapper/321:15:523
20368299420,17cyclictest0-21swapper/322:19:233
20368299415,15cyclictest63750irq/124-enp1s0-TxRx-000:11:233
20368299411,22cyclictest63750irq/124-enp1s0-TxRx-022:55:433
20368299400,25cyclictest0-21swapper/323:37:593
5594692390,1sleep30-21swapper/323:22:213
20368299390,9cyclictest0-21swapper/321:43:253
20368299380,36cyclictest0-21swapper/319:15:193
6631882370,2sleep00-21swapper/000:23:410
203682993734,1cyclictest0-21swapper/322:22:553
203682993734,1cyclictest0-21swapper/322:22:553
4925872360,1sleep20-21swapper/222:45:042
203682993633,2cyclictest0-21swapper/320:55:213
203682993630,1cyclictest0-21swapper/323:05:223
20368299360,23cyclictest0-21swapper/300:21:503
20368299360,12cyclictest0-21swapper/322:10:093
203682993533,1cyclictest0-21swapper/320:28:143
20368299350,9cyclictest0-21swapper/321:45:033
203682993432,1cyclictest0-21swapper/323:41:243
20368299341,23cyclictest0-21swapper/323:00:183
20368299340,13cyclictest0-21swapper/300:32:123
3718512330,1sleep30-21swapper/321:34:543
203682993330,1cyclictest0-21swapper/322:48:463
203682993328,3cyclictest63750irq/124-enp1s0-TxRx-023:31:333
2781512320,1sleep20-21swapper/220:20:142
203682993229,1cyclictest0-21swapper/321:05:373
203682993229,1cyclictest0-21swapper/320:30:403
20368299321,20cyclictest0-21swapper/322:44:393
20368299320,16cyclictest0-21swapper/322:05:103
20368299320,10cyclictest0-21swapper/321:27:263
5865132310,1sleep10-21swapper/123:39:111
203682993126,3cyclictest4834142sleep322:39:333
20368299310,24cyclictest5502612sleep323:16:563
20368299310,24cyclictest3523642sleep321:21:473
20368299306,11cyclictest63750irq/124-enp1s0-TxRx-000:37:583
203682993013,16cyclictest0-21swapper/322:00:153
20368299301,26cyclictest5067732sleep322:51:283
20368299300,25cyclictest63750irq/124-enp1s0-TxRx-000:26:373
203682992916,8cyclictest0-21swapper/321:38:473
20368299290,9cyclictest0-21swapper/319:45:123
20368299290,14cyclictest0-21swapper/322:30:093
5671812280,1sleep10-21swapper/123:26:161
20368299280,24cyclictest63750irq/124-enp1s0-TxRx-020:45:213
20368299280,19cyclictest0-21swapper/321:12:183
4809302270,1sleep20-21swapper/222:36:182
20368299277,9cyclictest262428-21turbostat20:05:013
20368299277,18cyclictest6009242sleep323:45:383
20368299277,17cyclictest0-21swapper/323:28:043
203682992623,1cyclictest0-21swapper/300:06:123
6699592250,3sleep10-21swapper/100:26:171
20368299251,16cyclictest0-21swapper/322:27:433
20368299250,15cyclictest0-21swapper/323:14:573
6097132240,3sleep00-21swapper/023:50:570
20368299241,11cyclictest0-21swapper/319:25:133
4539862230,3sleep10-21swapper/122:20:231
4539862230,3sleep10-21swapper/122:20:221
4234942230,3sleep20-21swapper/222:04:382
20368299231,4cyclictest0-21swapper/320:00:013
20368299230,17cyclictest0-21swapper/321:00:143
3793352221,5sleep20-21swapper/221:38:062
20368299223,6cyclictest0-21swapper/320:40:123
20368299220,16cyclictest0-21swapper/319:50:123
6713712211,4sleep0671385-21ssh00:28:090
4487982210,1sleep20-21swapper/222:19:072
20368299210,7cyclictest0-21swapper/320:05:113
20368299201,12cyclictest272597-21taskset20:14:143
6892002190,1sleep0329102-21diskmemload00:38:590
6556782191,5sleep1655721-21/usr/sbin/munin00:20:011
5591542181,2sleep20-21swapper/223:21:562
4921852180,1sleep20-21swapper/222:44:522
3362432182,12sleep2329102-21diskmemload21:13:082
2408282180,1sleep10-21swapper/119:40:171
20368299181,9cyclictest0-21swapper/319:10:113
6126092171,4sleep2329102-21diskmemload23:54:442
5953822171,7sleep2329102-21diskmemload23:44:342
4227062171,3sleep00-21swapper/022:03:370
4066022171,4sleep1406662-21munin-run21:55:001
3884712171,3sleep10-21swapper/121:43:471
3186452170,1sleep00-21swapper/020:57:350
20368299172,11cyclictest63750irq/124-enp1s0-TxRx-019:35:213
203682991713,1cyclictest0-21swapper/320:15:133
20368299170,14cyclictest220815-21chrt19:24:313
6014062161,3sleep10-21swapper/123:46:171
5932132168,4sleep0593228-21ssh23:41:440
5449582161,11sleep0546309-21cat23:15:180
5424092166,6sleep1331ktimers/123:12:531
5344242161,2sleep00-21swapper/023:09:040
3897962161,9sleep2389828-21ssh21:45:112
3699082160,2sleep20-21swapper/221:32:192
203682991613,1cyclictest511irq_work/319:30:453
203682991613,1cyclictest511irq_work/319:30:453
20368299160,13cyclictest0-21swapper/320:35:143
6210592152,6sleep1621073-21sh23:59:311
4561922150,5sleep00-21swapper/022:22:340
4561922150,5sleep00-21swapper/022:22:330
3890452151,2sleep20-21swapper/221:44:322
3603222156,5sleep2360334-21rm21:25:592
20368299150,12cyclictest0-21swapper/320:50:143
20368299150,11cyclictest282599-21taskset20:20:543
6553772141,7sleep2329102-21diskmemload00:19:382
5829072141,9sleep2582965-21rm23:35:192
5417842141,2sleep0329102-21diskmemload23:12:040
5248382141,2sleep20-21swapper/223:02:412
5183932141,9sleep0518405-21ssh23:00:100
5166532141,8sleep0329102-21diskmemload22:58:130
4829302141,4sleep1482944-21ssh22:38:541
4743402140,2sleep10-21swapper/122:33:531
4720262140,1sleep00-21swapper/022:30:510
2724562142,2sleep0471rcuog/220:12:220
2511092141,9sleep0251167-21grep19:50:190
6370052131,6sleep0329102-21diskmemload00:08:010
6034372131,8sleep0603451-21ssh23:48:560
5611322131,5sleep10-21swapper/123:24:321
4326762131,8sleep0329102-21diskmemload22:10:110
4315112131,5sleep00-21swapper/022:08:580
4105892131,8sleep2410859-21ssh21:55:172
4024232131,2sleep20-21swapper/221:50:202
3136442139,2sleep21739185-21kworker/2:1+events_freezable20:54:172
2931862131,8sleep1293221-21awk20:35:001
2518902130,1sleep10-21swapper/119:51:401
2155412130,6sleep10-21swapper/119:17:211
20368299133,5cyclictest241951-21taskset19:44:313
6616282121,5sleep2329102-21diskmemload00:21:372
6451472121,7sleep1645162-21sshd00:12:261
6382442121,6sleep2329102-21diskmemload00:09:392
6277932120,2sleep20-21swapper/200:02:052
6151712121,7sleep2616918-21cut23:55:162
6104452121,5sleep10-21swapper/123:51:551
5935292121,6sleep1593543-21ssh23:42:091
5839382120,6sleep0329102-21diskmemload23:35:490
5070842121,5sleep00-21swapper/022:51:530
5066462121,4sleep10-21swapper/122:51:181
4549392121,6sleep2329102-21diskmemload22:20:552
4549392121,6sleep2329102-21diskmemload22:20:552
4488402121,5sleep10-21swapper/122:19:101
3880542121,7sleep0388067-21ssh21:43:130
3551332121,3sleep00-21swapper/021:25:050
3362722121,6sleep0329102-21diskmemload21:13:100
3244232121,5sleep0324533-21diskstats21:05:140
2980632120,1sleep00-21swapper/020:36:310
2939422121,7sleep2295204-21tr20:35:172
2716572121,6sleep2271704-21ntpq20:10:202
2674772120,1sleep20-21swapper/220:08:522
2562472121,6sleep0256293-21ntpq19:55:190
6889562111,6sleep1688970-21ssh00:38:401
6880492111,4sleep2329102-21diskmemload00:37:292
6800522111,4sleep0329102-21diskmemload00:33:190
6799172111,3sleep10-21swapper/100:33:081
6644842111,4sleep2329102-21diskmemload00:25:022
6631542111,2sleep10-21swapper/100:23:371
6445752111,6sleep0644585-21ssh00:11:410
6305032111,5sleep1630723-21df_inode00:05:141
6294622111,4sleep0329102-21diskmemload00:04:160
5775552111,3sleep20-21swapper/223:33:392
5765672111,6sleep1329102-21diskmemload23:32:221
5689372111,4sleep2329102-21diskmemload23:28:352
5343842111,3sleep10-21swapper/123:09:001
5318362111,4sleep2329102-21diskmemload23:05:412
5184592111,5sleep1518485-21apt-get23:00:151
5155512111,4sleep2329102-21diskmemload22:56:472
5126282111,4sleep1513650-21memory22:55:171
4932112111,6sleep1494528-21kthreadcore22:45:151
4921732111,3sleep10-21swapper/122:44:521
4803982111,4sleep0329102-21diskmemload22:35:360
4717342111,6sleep2329102-21diskmemload22:30:292
4652652111,2sleep10-21swapper/122:28:131
4479552112,2sleep00-21swapper/022:18:000
4240302111,3sleep10-21swapper/122:05:041
4143542111,6sleep0414365-21ssh21:58:570
4057122111,6sleep0405726-21ssh21:53:510
3950672111,4sleep0329102-21diskmemload21:46:090
3794212111,3sleep10-21swapper/121:38:131
3642552111,6sleep10-21swapper/121:30:161
3489612111,6sleep1350441-21load21:20:171
3452582111,3sleep10-21swapper/121:18:451
3432472111,4sleep0329102-21diskmemload21:16:070
3178362111,5sleep2317877-21ntpq20:55:212
3127152111,5sleep1312765-21ntpq20:50:201
2971852111,5sleep1297326-21ntpq20:35:201
2827872111,6sleep1282788-21sshd20:23:171
2724202110,1sleep10-21swapper/120:11:591
2473592111,4sleep2247616-21df_inode19:50:122
2459732111,5sleep1246062-21ntpq19:45:181
2267842112,4sleep0226803-21apt-get19:30:110
2267842112,4sleep0226803-21apt-get19:30:100
2211932110,6sleep0220862-21apt-get19:25:010
2089332110,7sleep2208965-21sendmail_mailst19:15:022
2038572111,5sleep2204118-21df_inode19:10:122
6730762101,3sleep20-21swapper/200:30:042
6553502100,2sleep00-21swapper/000:19:350
6394302101,5sleep2640463-21kthreadcore00:10:152
6218602101,4sleep1621891-21ssh00:00:121
6180302100,5sleep0329102-21diskmemload23:55:350
6012132101,2sleep20-21swapper/223:46:022
5590722101,3sleep00-21swapper/023:21:500
5485672101,4sleep2329102-21diskmemload23:15:242
5406322101,3sleep2329102-21diskmemload23:10:342
5063072101,3sleep2329102-21diskmemload22:50:512
4993122101,4sleep0329102-21diskmemload22:47:550
4650712101,3sleep2329102-21diskmemload22:27:572
4633132101,2sleep00-21swapper/022:25:380
4379622101,5sleep1437975-21ssh22:11:121
4327232101,5sleep2432897-21cstates22:10:132
4158902100,3sleep10-21swapper/122:00:131
4139682101,4sleep1329102-21diskmemload21:58:261
3764522101,4sleep0376586-21ntpq21:35:190
3611252101,5sleep1329102-21diskmemload21:27:021
3530992101,2sleep00-21swapper/021:22:440
3522532101,2sleep20-21swapper/221:21:382
3436252101,4sleep2329102-21diskmemload21:16:382
3294682101,2sleep10-21swapper/121:10:111
3080442101,4sleep2308228-21users20:45:272
2986252101,4sleep1298644-21apt-get20:40:141
2902942100,2sleep00-21swapper/020:30:170
2460662101,6sleep2246120-21modprobe19:45:192
2371302101,3sleep2237149-21apt-get19:40:102
2276332103,3sleep1229361-21cut19:30:161
2276332103,3sleep1229361-21cut19:30:151
2147132101,5sleep0214767-21awk19:15:190
561869291,3sleep0561897-21apt-get23:25:110
550235291,2sleep10-21swapper/123:16:551
491195291,3sleep0329102-21diskmemload22:43:350
424151291,3sleep2424175-21apt-get22:05:132
390131291,4sleep1390301-21cat21:45:141
368189291,4sleep0368447-21uptime21:30:270
318835291,4sleep1319009-21cat21:00:011
283468291,3sleep0283591-21perl20:25:130
226252291,4sleep2226269-21latency_hist19:30:002
220834290,1sleep20-21swapper/219:24:472
308277280,4sleep10-21swapper/120:45:581
308241280,1sleep00-21swapper/020:45:290
302529281,3sleep2302583-21ntpq20:40:222
283592281,3sleep1283672-21irqstats20:25:151
283198281,3sleep2283205-21cpu20:25:122
273222282,3sleep1331ktimers/120:15:171
272923280,2sleep20-21swapper/220:15:132
262415280,1sleep00-21swapper/020:05:010
258034280,4sleep0259011-21kthreadcore20:00:160
208328280,1sleep10-21swapper/119:10:271
329026270,1sleep20-21swapper/221:09:112
323648270,1sleep10-21swapper/121:00:451
319620271,3sleep0321121-21kthreadcore21:00:160
293135270,1sleep20-21swapper/220:34:212
267554270,1sleep10-21swapper/120:09:511
262364270,1sleep10-21swapper/120:04:231
262058270,1sleep20-21swapper/220:00:312
257168270,1sleep20-21swapper/219:58:502
246180271,3sleep0246263-21/usr/sbin/munin19:45:210
241662270,1sleep00-21swapper/019:40:520
236514270,1sleep10-21swapper/119:35:491
230778270,4sleep20-21swapper/219:30:202
230778270,4sleep20-21swapper/219:30:202
220759270,1sleep00-21swapper/019:23:490
220667270,1sleep10-21swapper/119:22:381
203833270,1sleep0581rcuop/319:10:100
327873260,2sleep1328038-21strings21:05:191
312657260,2sleep00-21swapper/020:50:180
302339260,2sleep00-21swapper/020:40:210
253383261,2sleep10-21swapper/119:55:161
236656260,1sleep20-21swapper/219:37:342
225920260,4sleep10-21swapper/119:25:501
319406250,1sleep20-21swapper/221:00:142
282887250,3sleep00-21swapper/020:24:330
231955240,1sleep00-21swapper/019:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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