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2026-01-24 - 12:49
[ 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 highest latencies:
System rackbslot7.osadl.org (updated Sat Jan 24, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3077921237,16sleep20-21swapper/219:03:422
322829911761,49cyclictest26356-21sh23:28:501
322829911761,49cyclictest26356-21sh23:28:501
32272991153,49cyclictest2827-21unixbench_singl21:54:090
322729911347,15cyclictest6709-21diskmemload23:01:230
322829911050,29cyclictest6681-21cron21:08:321
3142221088,70sleep131464-21/usr/sbin/munin19:04:141
322729910742,12cyclictest0-21swapper/021:08:320
32161210310,64sleep032172-21systemd-run19:08:330
322829910238,12cyclictest0-21swapper/119:19:071
322829910238,12cyclictest0-21swapper/119:19:071
322829910232,14cyclictest0-21swapper/119:43:581
32272991024,23cyclictest5933-21apt-get23:48:460
32282991013,34cyclictest3192-21timerwakeupswit22:49:071
2499221000,7sleep30-21swapper/323:26:063
32282999949,42cyclictest0-21swapper/100:08:351
3227299984,74cyclictest28286-21ssh21:43:510
3229099972,43cyclictest0-21swapper/220:38:432
3228299973,38cyclictest3518-21latency_hist20:58:331
3229699969,46cyclictest0-21swapper/323:48:573
32282999652,36cyclictest0-21swapper/123:54:061
32282999652,36cyclictest0-21swapper/123:54:061
32282999538,11cyclictest6709-21diskmemload21:23:541
3211929528,36sleep30-21swapper/319:08:323
3228299944,37cyclictest23530-21fschecks_time23:23:541
32282999341,13cyclictest10975-21latency_hist23:03:331
32282999175,10cyclictest32261-21cyclictest00:18:351
32282999042,12cyclictest12223-21fschecks_time23:58:541
32282999034,11cyclictest0-21swapper/120:19:051
32272999065,17cyclictest2236-21/usr/sbin/munin22:48:520
3229099896,74cyclictest5387-21apt-get23:48:462
32282998935,10cyclictest0-21swapper/119:12:571
32282998872,11cyclictest32261-21cyclictest22:33:481
32282998872,11cyclictest32261-21cyclictest22:33:481
32282998864,16cyclictest9993-21/usr/sbin/munin21:13:531
32282998864,16cyclictest9993-21/usr/sbin/munin21:13:531
32282998812,35cyclictest20694-21latency23:18:571
32282998812,35cyclictest20694-21latency23:18:571
32282998771,10cyclictest7955-21sendmail22:58:321
32282998657,20cyclictest17019-21latency_hist23:13:351
32282998657,20cyclictest17019-21latency_hist23:13:351
3228299863,39cyclictest13069-21grep21:18:481
3229699842,47cyclictest11659-21chrt23:58:323
3229699842,47cyclictest11659-21chrt23:58:323
32290998464,13cyclictest6709-21diskmemload00:27:082
32290998358,18cyclictest19676-21snmpd21:08:502
32282998256,18cyclictest23256-21sh21:34:351
32282998235,13cyclictest32261-21cyclictest22:40:131
3228299823,25cyclictest19769-21munin-plugin-st20:08:311
3228299823,25cyclictest19769-21munin-plugin-st20:08:311
32272998260,14cyclictest8412-21latency_hist19:33:350
32272998162,12cyclictest6286-21ssh22:54:080
32272998149,8cyclictest181rcu_preempt22:02:160
3229699803,35cyclictest22068-21chrt21:33:483
32290998043,28cyclictest13058-21modprobe19:48:322
32282998059,14cyclictest32261-21cyclictest23:05:221
32282998053,19cyclictest5026-21fschecks_count21:58:531
32290997938,32cyclictest28429-21kworker/u19:0+nfsiod22:25:122
32282997951,9cyclictest181rcu_preempt22:24:151
32272997960,13cyclictest3120-21fschecks_time23:44:070
32272997960,13cyclictest3120-21fschecks_time23:44:070
32272997952,11cyclictest30544-21ssh22:41:110
32272997936,32cyclictest0-21swapper/023:54:090
32272997936,32cyclictest0-21swapper/023:54:090
3229699783,30cyclictest18082-21chrt23:14:063
32290997859,13cyclictest3292-21sh00:38:352
32290997856,16cyclictest8234-21/usr/sbin/munin22:58:552
32290997855,17cyclictest6709-21diskmemload23:19:042
32290997855,17cyclictest6709-21diskmemload23:19:042
32290997815,13cyclictest24679-21/usr/sbin/munin21:38:342
32282997850,18cyclictest29134-21sh23:33:401
3228299783,26cyclictest28277-21sshd21:43:491
32272997862,11cyclictest32261-21cyclictest22:38:330
32272997862,11cyclictest32261-21cyclictest22:38:330
32272997861,11cyclictest300-21rs:main0
32290997761,10cyclictest200-21systemd-journal21:53:322
32290997752,14cyclictest0-21swapper/222:15:502
32282997756,7cyclictest181rcu_preempt20:09:001
32282997756,7cyclictest181rcu_preempt20:09:001
32282997751,17cyclictest26596-21munin-plugin-st00:23:321
32282997751,17cyclictest26596-21munin-plugin-st00:23:321
32272997755,16cyclictest27863-21apt-key21:43:350
32272997755,16cyclictest27863-21apt-key21:43:350
3229699764,32cyclictest27137-21chrt22:35:043
3229699764,32cyclictest27137-21chrt22:35:043
3229699763,36cyclictest7563-21taskset21:09:003
3229699763,31cyclictest20162-21taskset23:18:363
3229699763,31cyclictest20162-21taskset23:18:363
32290997655,15cyclictest32261-21cyclictest22:36:142
32290997655,15cyclictest32261-21cyclictest22:36:142
32290997651,14cyclictest0-21swapper/223:33:532
32290997648,21cyclictest27900-21apt-key21:43:362
32290997648,21cyclictest27900-21apt-key21:43:362
32290997648,17cyclictest0-21swapper/222:38:532
3229099763,61cyclictest15174-21apt-get19:53:482
3228299765,56cyclictest14252-21kworker/u17:0+ext4-rsv-conversion23:48:531
32282997648,20cyclictest17481-21fschecks_time23:13:531
3229699754,27cyclictest31063-21chrt21:48:353
32290997552,17cyclictest2572-21fschecks_time22:48:542
3229099753,45cyclictest21902-21fschecks_time20:13:522
32282997559,10cyclictest19427-21ssh22:23:321
32282997559,10cyclictest19427-21ssh22:23:321
32282997554,15cyclictest17566-21threads19:59:061
3228299753,33cyclictest27938-21latency_hist20:33:351
32272997539,11cyclictest10899-21kworker/u17:0+rpciod00:21:490
32272997539,11cyclictest10899-21kworker/u17:0+rpciod00:21:490
32290997452,16cyclictest24723-21latency_hist20:23:342
32290997451,16cyclictest14410-21runrttasks21:19:552
32290997439,11cyclictest22186-21kworker/u17:1-nfsiod00:22:122
32290997439,11cyclictest22186-21kworker/u17:1-nfsiod00:22:122
32282997452,15cyclictest200-21systemd-journal21:30:501
32272997461,9cyclictest14923-21kworker/u18:0+rpciod22:19:020
32272997461,9cyclictest14923-21kworker/u18:0+rpciod22:19:020
32272997450,18cyclictest14742-21ssh22:14:080
32272997446,20cyclictest1-21systemd21:11:500
32272997445,21cyclictest1341-21latency_hist19:13:360
3229699733,24cyclictest3058-21chrt22:49:063
3229699732,32cyclictest6611-21chrt19:28:323
3229099736,40cyclictest22186-21kworker/u17:1+xprtiod00:33:352
32290997357,11cyclictest32261-21cyclictest20:03:522
32290997357,11cyclictest32261-21cyclictest20:03:522
32290997311,21cyclictest39-21ksoftirqd/222:05:312
32282997352,12cyclictest0-21swapper/119:14:061
32282997352,12cyclictest0-21swapper/119:14:061
32282997348,15cyclictest23445-21sendmail_mailqu22:29:051
32282997347,19cyclictest30137-21fschecks_count00:28:531
32282997344,7cyclictest181rcu_preempt22:11:321
3228299732,32cyclictest11468-21munin-plugin-st19:43:321
3227299735,43cyclictest10327-21sort21:13:550
3227299735,43cyclictest10327-21sort21:13:550
32272997342,10cyclictest181rcu_preempt19:54:410
32272997337,29cyclictest0-21swapper/019:48:540
72422720,8sleep10-21swapper/121:08:541
32290997247,13cyclictest0-21swapper/200:04:052
3229099723,42cyclictest17910-21/usr/sbin/munin00:08:592
32290997217,37cyclictest26388-21cat20:28:352
32282997250,11cyclictest0-21swapper/120:53:331
32282997250,11cyclictest0-21swapper/120:53:331
32272997251,11cyclictest0-21swapper/023:39:080
32272997248,15cyclictest16153-21ssh21:23:490
32272997247,17cyclictest21576-21ssh21:33:160
32272997240,8cyclictest181rcu_preempt23:04:010
3227299723,31cyclictest7843-21cpu22:03:470
3229699713,30cyclictest8634-21chrt19:33:503
32290997157,10cyclictest32261-21cyclictest22:08:552
32290997151,14cyclictest32261-21cyclictest23:55:182
32290997151,14cyclictest32261-21cyclictest23:55:182
32290997150,15cyclictest544-21cron21:03:322
32290997148,16cyclictest1979-21fschecks_count21:53:542
32290997142,20cyclictest21370-21cron20:13:312
32290997142,20cyclictest21370-21cron20:13:312
3229099713,46cyclictest16493-21latency21:23:572
3229099713,36cyclictest28740-21fschecks_count21:44:392
32290997127,9cyclictest371rcuc/223:23:492
32282997151,11cyclictest0-21swapper/100:23:591
32282997145,17cyclictest0-21swapper/100:34:081
32272997134,8cyclictest181rcu_preempt00:24:100
32272997132,30cyclictest0-21swapper/023:59:000
32272997132,12cyclictest181rcu_preempt00:06:380
32272997127,12cyclictest181rcu_preempt23:27:330
3229699703,27cyclictest25009-21taskset22:32:283
32282997049,11cyclictest0-21swapper/120:23:541
32282997043,20cyclictest18788-21threads00:09:061
32282997041,21cyclictest0-21swapper/123:38:531
32272997050,14cyclictest6709-21diskmemload23:33:410
32272997041,20cyclictest22401-21modprobe22:28:310
32272997021,38cyclictest24180-21unixbench_multi20:19:080
32272997016,23cyclictest1705-21processes19:13:390
32272997016,23cyclictest1705-21processes19:13:390
3229099694,45cyclictest0-21swapper/219:53:352
3229099694,42cyclictest5343-21ntp_kernel_pll_21:58:592
32290996943,18cyclictest2624-21processes19:14:062
32290996943,18cyclictest2624-21processes19:14:062
3229099693,42cyclictest11584-21grep19:43:352
3229099693,40cyclictest6746-21cat19:28:352
3229099693,40cyclictest6698-21latency_hist21:08:352
32272996953,10cyclictest16881-21cron23:13:360
3227299694,57cyclictest200-21systemd-journal22:33:310
3227299693,30cyclictest31337-21cstates21:48:480
32290996854,9cyclictest1383-21kworker/u17:1+events_unbound00:03:312
3229099685,40cyclictest8230-21latency_hist19:33:342
32290996845,16cyclictest352-21runrttasks00:17:402
32290996845,13cyclictest0-21swapper/223:44:192
32290996845,13cyclictest0-21swapper/223:44:192
32290996840,14cyclictest0-21swapper/222:58:352
32290996822,33cyclictest23819-21users22:29:092
32282996851,13cyclictest32261-21cyclictest19:23:501
32282996848,12cyclictest0-21swapper/123:44:041
32282996848,12cyclictest0-21swapper/123:44:041
32282996842,18cyclictest364-21sh21:50:351
32282996837,23cyclictest1939-21sh22:48:311
32272996846,18cyclictest32261-21cyclictest00:09:530
32272996840,10cyclictest181rcu_preempt19:58:440
3227299682,53cyclictest30456-21grep20:39:060
3227299682,51cyclictest21619-21/usr/sbin/munin20:13:550
3229099674,28cyclictest11650-21kernelversion23:03:562
3229099673,41cyclictest1906-21runrttasks20:53:332
3229099673,41cyclictest1906-21runrttasks20:53:332
32290996723,8cyclictest371rcuc/220:29:082
32282996752,10cyclictest277-21dbus-daemon21:58:331
32282996745,12cyclictest0-21swapper/120:13:521
32272996745,12cyclictest0-21swapper/000:13:520
3227299673,49cyclictest28161-21cpuspeed20:33:480
32290996649,9cyclictest0-21swapper/221:33:312
3229099663,46cyclictest29000-21grep20:34:072
32290996626,10cyclictest31756-21latency20:43:572
32282996641,14cyclictest0-21swapper/122:08:351
32282996640,18cyclictest28276-21fschecks_count20:33:531
3227299665,40cyclictest21480-21latency_hist20:13:340
3227299665,40cyclictest21480-21latency_hist20:13:340
32272996646,13cyclictest6709-21diskmemload21:38:350
3227299664,53cyclictest14366-21cstates23:08:500
3227299664,53cyclictest14366-21cstates23:08:500
32272996644,12cyclictest0-21swapper/022:08:590
3227299663,45cyclictest32057-21switchtime20:44:060
3227299663,27cyclictest26884-21ps23:29:040
3227299663,27cyclictest26884-21ps23:29:040
3229099654,46cyclictest4672-21awk19:19:132
3229099654,46cyclictest4672-21awk19:19:132
32290996539,16cyclictest0-21swapper/223:14:042
3229099653,46cyclictest32205-21ssh23:38:452
3229099653,44cyclictest9993-21/usr/sbin/munin21:13:502
3229099653,44cyclictest9993-21/usr/sbin/munin21:13:502
3229099653,40cyclictest9150-21awk19:34:062
3229099652,43cyclictest16765-21ssh22:18:412
3229099652,43cyclictest16765-21ssh22:18:412
32282996544,12cyclictest0-21swapper/119:48:541
32282996542,11cyclictest0-21swapper/122:18:351
3228299653,44cyclictest4650-21unixbench_multi20:59:071
3228299652,37cyclictest31276-21latency_hist20:43:361
3227299655,48cyclictest20800-21ntp_kernel_pll_23:19:000
3227299655,48cyclictest20800-21ntp_kernel_pll_23:19:000
3227299653,47cyclictest2956-21timerwakeupswit20:54:080
3227299653,43cyclictest27979-21latency_hist20:33:350
3227299653,41cyclictest352-21runrttasks00:29:390
3229099644,25cyclictest31710-21apt-get22:43:482
32290996441,16cyclictest32261-21cyclictest20:56:142
3229099643,42cyclictest18344-21latency_hist20:03:362
3229099643,41cyclictest14640-21ssh23:08:582
3229099643,41cyclictest14640-21ssh23:08:582
3229099643,38cyclictest352-21runrttasks19:11:472
3228299643,40cyclictest32196-21grep20:44:071
32272996441,14cyclictest449-21ssh00:33:440
32272996439,16cyclictest0-21swapper/019:19:100
32272996439,16cyclictest0-21swapper/019:19:100
3227299643,28cyclictest341-21head22:44:090
32272996425,31cyclictest14068-21unixbench_multi21:19:090
3227299642,29cyclictest471-21/usr/sbin/munin20:49:080
3227299642,29cyclictest471-21/usr/sbin/munin20:49:080
32282996349,7cyclictest0-21swapper/119:34:081
32282996336,17cyclictest0-21swapper/119:29:071
32272996350,9cyclictest58-21kcompactd019:43:590
32272996349,10cyclictest32261-21cyclictest19:39:100
32272996345,13cyclictest25060-21fschecks_count20:23:540
32290996219,32cyclictest28834-21ssh23:33:322
32290996219,32cyclictest28834-21ssh23:33:322
32282996248,10cyclictest58-21kcompactd021:40:281
32282996248,10cyclictest58-21kcompactd021:40:281
3227299624,43cyclictest3751-21cpu20:58:470
3227299622,38cyclictest5474-21fschecks_count19:23:540
77922610,4sleep30-21swapper/322:58:143
32282996139,12cyclictest0-21swapper/119:58:361
3227299612,35cyclictest18616-21fschecks_count20:03:520
3227299612,35cyclictest18616-21fschecks_count20:03:520
3229699563,37cyclictest28074-21taskset21:43:373
3229699563,37cyclictest28074-21taskset21:43:373
3229699543,35cyclictest18489-21taskset20:03:473
3229699543,35cyclictest18489-21taskset20:03:473
3229699533,35cyclictest18221-21chrt22:20:083
3229699533,35cyclictest18221-21chrt22:20:083
3229699533,34cyclictest6869-21chrt21:08:353
3229699533,28cyclictest11273-21taskset22:08:583
3229699532,34cyclictest5012-21chrt23:47:293
3229699532,34cyclictest5012-21chrt23:47:293
3229699523,37cyclictest30723-21chrt23:35:263
3229699523,34cyclictest26777-21chrt20:28:543
3229699523,34cyclictest16915-21chrt21:24:073
3229699522,36cyclictest5045-21chrt21:58:533
3229699522,33cyclictest7052-21chrt19:28:523
3229699513,34cyclictest22641-21chrt22:28:353
3229699513,34cyclictest15855-21chrt21:23:343
3229699513,32cyclictest31584-21taskset22:43:353
3229699513,31cyclictest13866-21chrt22:13:483
3229699512,35cyclictest1023-21chrt23:39:393
3229699512,32cyclictest31063-21chrt20:43:323
3229699504,34cyclictest25433-21taskset00:20:163
3229699504,34cyclictest25433-21taskset00:20:163
3229699503,35cyclictest11544-21chrt23:03:533
3229699503,34cyclictest32270-21chrt21:49:083
3229699503,33cyclictest399-21chrt22:44:163
3229699503,33cyclictest21145-21taskset00:13:523
3229699503,31cyclictest22382-21chrt20:14:043
3229699502,34cyclictest384-21chrt20:48:343
3229699502,33cyclictest15171-21taskset19:53:433
3229699502,31cyclictest8257-21chrt22:58:423
3229699493,34cyclictest747-21chrt00:33:533
3229699493,33cyclictest19982-21chrt00:11:493
3229699492,34cyclictest12529-21chrt23:59:013
3229699483,33cyclictest10284-21taskset21:13:543
3229699483,33cyclictest10284-21taskset21:13:543
3229699483,32cyclictest4403-21chrt19:19:083
3229699483,32cyclictest4403-21chrt19:19:083
3229699483,30cyclictest16868-21chrt23:13:293
3229699483,30cyclictest16868-21chrt23:13:293
3229699482,34cyclictest1007-21chrt20:48:593
3229699482,34cyclictest1007-21chrt20:48:593
3229699482,31cyclictest19300-21taskset21:28:533
3229699482,30cyclictest13553-21taskset19:48:533
3229699473,32cyclictest26986-21chrt23:29:063
3229699473,32cyclictest26986-21chrt23:29:063
3229699472,33cyclictest549-21chrt19:09:043
3229699463,32cyclictest7875-21chrt22:03:473
3229699463,30cyclictest4059-21chrt21:57:313
3229699463,30cyclictest30831-21taskset00:29:073
3229699453,26cyclictest3651-21chrt20:58:353
3229699452,28cyclictest20177-21taskset20:08:493
3229699452,28cyclictest20177-21taskset20:08:493
3229699443,29cyclictest10752-21taskset19:39:053
3229699442,31cyclictest26929-21chrt00:23:443
3229699432,30cyclictest14947-21taskset00:03:433
3229699432,29cyclictest23425-21taskset20:18:503
3229699413,27cyclictest3750-21chrt20:58:473
3229699413,27cyclictest2200-21chrt19:13:543
3229699413,27cyclictest2200-21chrt19:13:543
3229699412,28cyclictest24890-21taskset20:23:443
3229699402,27cyclictest28103-21chrt20:33:443
3229699402,25cyclictest11878-21chrt19:43:513
3229699393,26cyclictest16819-21chrt19:58:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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