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2026-02-11 - 08:40
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rackbslot7.osadl.org (updated Wed Feb 11, 2026 00:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22883223414,113sleep122913-21fschecks_time19:03:311
240789912158,8cyclictest5469-21ssh21:17:530
2389721186,18sleep00-21swapper/019:06:400
24078991174,41cyclictest13743-21/usr/sbin/munin21:32:580
24078991174,41cyclictest13743-21/usr/sbin/munin21:32:580
24078991173,44cyclictest26719-21proc_pri20:52:520
24078991163,85cyclictest14383-21apt-get22:27:470
240789911637,12cyclictest12072-21apt-get00:12:350
240789911418,65cyclictest3062-21apt-get23:02:510
2409399983,78cyclictest12645-21chrt00:12:353
2407899983,73cyclictest31292-21apt-get21:07:410
24078999673,15cyclictest27399-21unixbench_singl22:47:590
24078999351,10cyclictest181rcu_preempt23:52:340
2303729210,48sleep223104-21grep19:03:362
24087998973,10cyclictest26559-21switchtime21:52:572
24087998973,10cyclictest26559-21switchtime21:52:572
24087998951,11cyclictest181rcu_preempt22:06:392
24078998967,14cyclictest15-21ksoftirqd/021:42:230
24087998872,10cyclictest16032-21kworker/u18:1-rpciod21:27:442
24082998868,13cyclictest4909-21kworker/u17:4-nfsiod22:42:241
24078998854,22cyclictest32674-21latency_hist19:32:240
24087998666,10cyclictest0-21swapper/222:42:312
24087998666,10cyclictest0-21swapper/222:42:312
24087998646,8cyclictest181rcu_preempt21:02:232
24082998668,10cyclictest0-21swapper/100:02:471
24078998660,8cyclictest181rcu_preempt21:27:210
24078998660,8cyclictest181rcu_preempt21:27:210
24087998556,11cyclictest181rcu_preempt23:42:272
24087998556,11cyclictest181rcu_preempt23:42:272
24087998551,9cyclictest181rcu_preempt00:32:522
24078998532,29cyclictest12841-21ssh21:30:390
24087998465,9cyclictest0-21swapper/221:22:442
24087998465,9cyclictest0-21swapper/221:22:442
24087998435,10cyclictest181rcu_preempt23:52:572
24082998464,14cyclictest19486-21threads00:22:581
24082998464,10cyclictest0-21swapper/120:07:441
24078998462,15cyclictest8340-21latency_hist19:57:250
24087998365,9cyclictest0-21swapper/219:42:442
24087998364,9cyclictest0-21swapper/220:27:482
24082998339,7cyclictest181rcu_preempt00:31:071
24082998339,7cyclictest181rcu_preempt00:31:071
24087998259,8cyclictest181rcu_preempt23:22:502
24087998259,17cyclictest544-21cron21:07:392
24087998243,9cyclictest181rcu_preempt00:06:562
24082998250,9cyclictest181rcu_preempt20:52:431
24082998242,13cyclictest181rcu_preempt21:38:551
24078998268,9cyclictest15-21ksoftirqd/019:42:460
24087998165,11cyclictest24070-21cyclictest22:57:552
24087998163,8cyclictest0-21swapper/219:07:432
24087998163,8cyclictest0-21swapper/219:07:432
24087998155,11cyclictest181rcu_preempt20:12:332
24087998150,9cyclictest181rcu_preempt21:37:382
24087998130,17cyclictest0-21swapper/220:47:512
24082998156,12cyclictest0-21swapper/123:52:561
24078998165,11cyclictest15-21ksoftirqd/000:27:530
24078998165,11cyclictest15-21ksoftirqd/000:27:530
24078998147,8cyclictest181rcu_preempt19:32:360
24078998147,8cyclictest181rcu_preempt19:32:360
24087998065,8cyclictest0-21swapper/222:12:572
24087998056,8cyclictest181rcu_preempt00:31:122
24087998056,8cyclictest181rcu_preempt00:31:122
24087998050,9cyclictest181rcu_preempt21:57:562
24087998048,8cyclictest181rcu_preempt22:29:532
24087998043,10cyclictest31864-21kworker/u18:2-rpciod22:37:582
24082998067,8cyclictest0-21swapper/122:28:521
24082998050,8cyclictest181rcu_preempt22:49:111
24078998051,11cyclictest181rcu_preempt23:17:350
24087997965,10cyclictest24070-21cyclictest21:44:132
24087997964,8cyclictest0-21swapper/220:22:492
24087997962,8cyclictest0-21swapper/219:32:562
24087997962,8cyclictest0-21swapper/219:32:562
24087997958,10cyclictest0-21swapper/220:37:502
24087997951,9cyclictest181rcu_preempt19:52:592
24087997948,8cyclictest181rcu_preempt00:07:382
24087997944,10cyclictest181rcu_preempt22:47:572
24087997941,7cyclictest181rcu_preempt21:16:502
24082997958,14cyclictest9907-21timerandwakeup23:12:581
24082997957,10cyclictest0-21swapper/123:22:201
24082997945,9cyclictest181rcu_preempt22:36:431
24082997942,8cyclictest181rcu_preempt22:53:231
2409399785,33cyclictest0-21swapper/322:27:533
24087997859,9cyclictest0-21swapper/222:32:502
24087997854,12cyclictest0-21swapper/223:47:462
24087997848,21cyclictest2873-21grep19:37:552
24087997841,8cyclictest181rcu_preempt00:24:092
24087997840,8cyclictest181rcu_preempt19:27:462
24082997849,9cyclictest181rcu_preempt20:57:421
24082997841,7cyclictest181rcu_preempt23:59:231
24082997841,7cyclictest181rcu_preempt23:59:231
24078997855,16cyclictest25963-21latency_hist20:52:230
24078997843,21cyclictest8218-21ssh22:17:340
103622783,8sleep00-21swapper/020:02:460
103622783,8sleep00-21swapper/020:02:460
24087997760,11cyclictest6251-21latency_hist00:02:232
24087997760,11cyclictest6251-21latency_hist00:02:232
24087997747,11cyclictest181rcu_preempt23:27:412
24087997746,9cyclictest181rcu_preempt22:07:562
24087997746,10cyclictest181rcu_preempt20:47:232
24087997745,10cyclictest181rcu_preempt23:17:562
24087997743,9cyclictest181rcu_preempt23:37:562
24087997735,18cyclictest0-21swapper/221:36:242
24087997735,18cyclictest0-21swapper/221:36:242
24082997756,12cyclictest0-21swapper/100:13:331
24078997758,13cyclictest30324-21unixbench_singl21:02:570
24078997757,7cyclictest181rcu_preempt23:47:190
24078997757,7cyclictest181rcu_preempt23:47:190
24078997732,35cyclictest26853-21latency_hist23:42:240
24087997662,8cyclictest0-21swapper/219:22:442
24087997660,8cyclictest0-21swapper/223:07:392
24087997657,13cyclictest22743-21cpu21:47:362
24087997654,12cyclictest0-21swapper/219:57:432
24087997654,12cyclictest0-21swapper/219:57:432
24087997653,11cyclictest181rcu_preempt23:14:422
24087997647,11cyclictest181rcu_preempt22:25:162
24087997637,10cyclictest1-21systemd19:52:222
24082997660,9cyclictest0-21swapper/122:22:431
24082997655,14cyclictest30746-21diskmemload21:48:041
24082997654,15cyclictest298-21in:imuxsock20:49:161
24082997642,7cyclictest181rcu_preempt19:12:361
24082997626,12cyclictest181rcu_preempt00:20:421
24082997626,12cyclictest181rcu_preempt00:20:421
24078997656,11cyclictest30746-21diskmemload00:22:270
24078997644,11cyclictest181rcu_preempt22:12:360
2407899763,63cyclictest6036-21/usr/sbin/munin23:07:560
2407899763,38cyclictest9767-21idleruntime-cro20:02:210
2407899763,38cyclictest9767-21idleruntime-cro20:02:210
24087997555,14cyclictest1-21systemd21:07:212
24087997542,7cyclictest181rcu_preempt00:16:202
24087997539,11cyclictest181rcu_preempt20:07:582
24082997558,11cyclictest352-21runrttasks23:32:231
24082997553,16cyclictest14013-21fschecks_count21:32:431
24082997553,16cyclictest14013-21fschecks_count21:32:431
24082997546,9cyclictest181rcu_preempt21:23:011
24082997546,9cyclictest181rcu_preempt21:23:011
24082997545,8cyclictest181rcu_preempt00:34:361
24082997545,12cyclictest181rcu_preempt20:33:161
24082997545,12cyclictest181rcu_preempt20:33:161
24082997544,8cyclictest181rcu_preempt23:10:461
24082997543,8cyclictest181rcu_preempt22:59:001
24082997537,20cyclictest3308-21cat23:02:571
24082997536,7cyclictest181rcu_preempt21:52:431
24082997536,7cyclictest181rcu_preempt21:52:431
24082997535,8cyclictest181rcu_preempt21:08:251
24082997534,8cyclictest181rcu_preempt22:01:471
24082997533,9cyclictest181rcu_preempt23:46:021
24082997533,9cyclictest181rcu_preempt23:46:021
24082997526,12cyclictest181rcu_preempt23:49:211
24078997556,7cyclictest181rcu_preempt22:06:390
24078997555,12cyclictest15-21ksoftirqd/020:38:010
24078997539,12cyclictest181rcu_preempt00:34:190
24078997538,8cyclictest181rcu_preempt22:32:350
24078997536,11cyclictest181rcu_preempt23:14:570
24078997529,25cyclictest181rcu_preempt00:08:260
24087997459,8cyclictest0-21swapper/219:12:572
24087997456,12cyclictest19676-21snmpd22:55:562
24087997454,9cyclictest0-21swapper/223:03:022
24087997443,8cyclictest181rcu_preempt00:19:332
24087997443,8cyclictest181rcu_preempt00:19:332
24087997442,7cyclictest181rcu_preempt23:34:182
24082997452,16cyclictest25833-21munin-node21:13:011
24082997443,10cyclictest181rcu_preempt20:03:451
24082997443,10cyclictest181rcu_preempt20:03:451
24082997429,8cyclictest181rcu_preempt21:02:421
24082997429,7cyclictest181rcu_preempt22:17:451
24078997459,9cyclictest15-21ksoftirqd/022:52:440
24078997442,11cyclictest181rcu_preempt20:32:340
24078997442,11cyclictest181rcu_preempt20:32:340
24087997340,12cyclictest181rcu_preempt22:21:382
24087997326,12cyclictest181rcu_preempt20:32:352
24087997326,12cyclictest181rcu_preempt20:32:352
24082997355,12cyclictest1-21systemd20:17:211
24082997354,10cyclictest0-21swapper/119:12:251
24082997354,10cyclictest0-21swapper/119:12:251
24082997353,12cyclictest19594-21/usr/sbin/munin21:42:541
2408299735,28cyclictest31-21ksoftirqd/120:37:361
24082997348,8cyclictest181rcu_preempt19:27:531
24082997343,11cyclictest181rcu_preempt19:49:411
24082997341,23cyclictest21190-21fschecks_count23:32:431
24082997338,15cyclictest181rcu_preempt20:26:261
24082997332,8cyclictest181rcu_preempt23:37:541
24082997331,7cyclictest181rcu_preempt22:10:511
24078997354,12cyclictest12532-21ssh22:23:420
24078997352,14cyclictest13163-21latency_hist20:12:240
24078997332,14cyclictest181rcu_preempt20:47:230
24087997254,10cyclictest3067-21kworker/u17:3-nfsiod21:17:492
24087997225,15cyclictest0-21swapper/220:18:122
24082997245,8cyclictest181rcu_preempt22:15:131
2408299722,43cyclictest31-21ksoftirqd/122:42:431
2408299722,43cyclictest31-21ksoftirqd/122:42:431
2408299722,31cyclictest32649-21ssh22:02:561
24078997253,13cyclictest15-21ksoftirqd/022:42:240
24078997253,12cyclictest297-21systemd-logind19:12:230
24078997253,12cyclictest297-21systemd-logind19:12:230
24078997252,8cyclictest15-21ksoftirqd/022:57:570
24078997248,18cyclictest2349-21sh21:12:490
2407899722,43cyclictest27760-21/usr/sbin/munin20:57:410
24087997146,15cyclictest0-21swapper/219:17:322
24087997141,10cyclictest181rcu_preempt20:02:372
24087997141,10cyclictest181rcu_preempt20:02:372
24082997153,12cyclictest0-21swapper/121:27:431
24082997138,12cyclictest181rcu_preempt20:30:351
24082997131,11cyclictest181rcu_preempt00:09:251
24078997154,8cyclictest16419-21rm00:17:550
24078997154,8cyclictest16419-21rm00:17:550
24082997031,12cyclictest181rcu_preempt21:19:471
24082997023,24cyclictest31-21ksoftirqd/119:37:251
24082997023,24cyclictest31-21ksoftirqd/119:37:251
24082997017,17cyclictest31-21ksoftirqd/120:17:381
24078997055,9cyclictest15-21ksoftirqd/023:57:420
24078997055,9cyclictest15-21ksoftirqd/023:57:420
24078997050,12cyclictest15-21ksoftirqd/023:47:560
24078997047,8cyclictest19594-21/usr/sbin/munin21:42:560
24078997043,7cyclictest181rcu_preempt00:06:560
24078997038,11cyclictest181rcu_preempt22:47:030
24078997038,11cyclictest181rcu_preempt22:47:030
2407899703,32cyclictest2347-21cstates22:07:370
24087996946,9cyclictest181rcu_preempt20:52:552
24082996953,9cyclictest0-21swapper/123:22:551
24082996948,11cyclictest0-21swapper/119:42:451
24082996927,10cyclictest181rcu_preempt19:52:551
24078996935,13cyclictest181rcu_preempt23:32:570
24082996850,9cyclictest0-21swapper/119:17:561
24082996829,7cyclictest181rcu_preempt19:57:521
24082996829,7cyclictest181rcu_preempt19:57:521
24078996851,11cyclictest27682-21sendmail19:17:210
24078996848,14cyclictest16213-21latency_hist20:22:230
2407899683,32cyclictest5151-21/usr/sbin/munin19:47:530
24078996821,8cyclictest181rcu_preempt21:52:440
24078996821,8cyclictest181rcu_preempt21:52:440
24082996728,8cyclictest181rcu_preempt19:27:241
24078996749,12cyclictest15-21ksoftirqd/021:57:560
24078996744,15cyclictest0-21swapper/019:42:230
2407899672,32cyclictest28222-21sort19:17:440
24078996717,14cyclictest18862-21grep23:27:550
24078996710,18cyclictest17697-21sh23:27:200
2409399667,43cyclictest0-21swapper/323:02:543
24082996633,10cyclictest181rcu_preempt19:39:161
24082996621,36cyclictest23508-21grep20:42:551
24078996646,16cyclictest24070-21cyclictest21:50:590
24078996628,25cyclictest181rcu_preempt20:28:000
24078996536,10cyclictest58-21kcompactd020:22:490
24078996315,37cyclictest14618-21idleruntime-cro20:17:210
2407899624,24cyclictest29725-21diskstats19:22:430
2344726210,28sleep30-21swapper/319:03:493
2409399602,35cyclictest917-21kworker/3:1+events00:21:323
2409399602,35cyclictest917-21kworker/3:1+events00:21:323
2409399583,37cyclictest10837-21taskset20:02:563
2409399583,37cyclictest10837-21taskset20:02:563
2409399573,39cyclictest28879-21chrt21:57:393
2409399573,36cyclictest15184-21chrt23:22:393
2409399563,37cyclictest7878-21taskset22:17:213
2409399553,38cyclictest30379-21chrt22:53:003
2409399553,37cyclictest23994-21taskset21:48:273
2409399553,35cyclictest18195-21taskset20:27:393
2409399553,33cyclictest1167-21chrt22:58:313
2409399552,39cyclictest20004-21taskset21:42:433
24093995516,14cyclictest0-21swapper/321:07:383
2409399543,36cyclictest4021-21taskset23:57:483
2409399543,36cyclictest4021-21taskset23:57:483
2409399543,35cyclictest26304-21chrt19:12:343
2409399543,33cyclictest1046-21chrt19:32:553
2409399543,33cyclictest1046-21chrt19:32:553
2409399542,37cyclictest18727-21taskset23:27:543
2409399533,34cyclictest31318-21chrt19:27:403
2409399523,36cyclictest8487-21chrt23:11:443
2409399523,35cyclictest8406-21chrt22:17:413
2409399523,35cyclictest28987-21chrt23:45:363
2409399523,35cyclictest28987-21chrt23:45:363
2409399523,34cyclictest2380-21chrt19:37:453
2409399522,35cyclictest8925-21chrt21:23:013
2409399522,35cyclictest8925-21chrt21:23:013
2409399513,37cyclictest3277-21chrt21:13:573
2409399513,35cyclictest3273-21chrt23:57:243
2409399513,33cyclictest19947-21chrt20:32:413
2409399513,33cyclictest19947-21chrt20:32:413
2409399513,33cyclictest17411-21chrt21:37:533
2409399513,33cyclictest13881-21chrt21:32:383
2409399513,33cyclictest13881-21chrt21:32:383
2409399512,37cyclictest10982-21chrt23:15:213
2409399512,35cyclictest28328-21chrt20:57:523
2409399512,35cyclictest24282-21chrt00:32:213
2409399512,35cyclictest24282-21chrt00:32:213
2409399504,33cyclictest12116-21chrt20:07:503
2409399503,36cyclictest9799-21chrt20:02:233
2409399503,36cyclictest9799-21chrt20:02:233
2409399503,36cyclictest19460-21chrt00:22:573
2409399503,36cyclictest13882-21taskset23:20:033
2409399503,34cyclictest31743-21chrt23:49:583
2409399503,34cyclictest12384-21chrt22:23:173
2409399503,31cyclictest4078-21chrt19:42:513
2409399503,30cyclictest25866-21taskset19:12:253
2409399502,37cyclictest21566-21taskset22:38:173
2409399502,35cyclictest8201-21chrt00:04:493
2409399493,36cyclictest23689-21chrt20:42:583
2409399493,32cyclictest5744-21chrt19:47:533
2409399493,32cyclictest30618-21chrt19:23:473
2409399493,32cyclictest12282-21chrt21:29:053
2409399493,28cyclictest4810-21chrt21:17:303
2409399492,36cyclictest24277-21chrt19:07:313
2409399492,34cyclictest26558-21chrt21:52:573
2409399492,34cyclictest26558-21chrt21:52:573
2409399492,33cyclictest27475-21chrt00:37:243
2409399492,32cyclictest4250-21chrt22:10:363
2409399492,31cyclictest32157-21chrt22:02:463
2409399492,31cyclictest26654-21chrt23:42:203
2409399483,34cyclictest26273-21chrt20:52:383
2409399483,33cyclictest24998-21chrt22:44:333
2409399483,33cyclictest24998-21chrt22:44:333
2409399483,33cyclictest18211-21taskset22:32:583
2409399483,32cyclictest29072-21chrt22:52:233
2409399483,28cyclictest28499-21chrt19:17:523
2409399474,31cyclictest13213-21taskset20:12:323
2409399473,33cyclictest22518-21chrt23:34:143
2409399472,34cyclictest11023-21chrt00:09:233
2409399433,25cyclictest16385-21chrt20:22:243
2409399423,27cyclictest29516-21taskset21:02:383
2409399422,26cyclictest22200-21chrt20:38:043
2409399412,25cyclictest24517-21taskset20:47:273
2409399403,27cyclictest16621-21chrt20:22:413
2409399402,28cyclictest7740-21chrt19:53:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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