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2026-02-18 - 02:54
[ 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 all highest latencies:
System rackbslot7.osadl.org (updated Wed Feb 18, 2026 00:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
900225810,16sleep00-21swapper/019:02:140
225199992,73cyclictest19749-21runrttasks19:57:232
225199992,73cyclictest19749-21runrttasks19:57:232
2251999553,35cyclictest0-21swapper/200:17:312
2251999553,35cyclictest0-21swapper/200:17:312
223599953,66cyclictest7938-21apt-get19:22:070
223599953,66cyclictest7938-21apt-get19:22:070
225199943,53cyclictest21920-21apt-get21:27:072
12622948,55sleep21294-21/usr/sbin/munin19:02:292
93129323,32sleep10-21swapper/119:02:201
225199933,28cyclictest31746-21fschecks_time22:37:162
2251999251,34cyclictest0-21swapper/223:36:562
225199913,26cyclictest6311-21fschecks_count19:17:152
225199902,34cyclictest9254-21taskset21:02:302
223599909,50cyclictest15-21ksoftirqd/020:26:350
84728923,39sleep30-21swapper/319:02:143
225199893,26cyclictest14262-21mailstats22:07:272
2235998919,31cyclictest15-21ksoftirqd/022:22:100
225199884,37cyclictest23812-21ntp_kernel_pll_00:12:212
225199884,36cyclictest18910-21/usr/sbin/munin21:22:202
2251998835,45cyclictest0-21swapper/221:12:302
225199882,28cyclictest8485-21ntpq19:22:382
225199882,28cyclictest8485-21ntpq19:22:382
225199882,26cyclictest23031-21netstat22:22:202
225199873,40cyclictest6236-21timerandwakeup23:42:292
225199873,29cyclictest20674-21ssh22:17:402
225199873,26cyclictest19428-21taskset00:05:272
225199872,29cyclictest32230-21seq21:43:182
225199872,29cyclictest32230-21seq21:43:182
225199872,29cyclictest10470-21apt-key22:01:582
225199872,25cyclictest19134-21ssh23:10:242
225199864,41cyclictest7073-21munin-run21:56:552
225199864,41cyclictest7073-21munin-run21:56:552
225199864,38cyclictest23635-21/usr/sbin/munin23:17:242
2251998640,38cyclictest0-21swapper/222:36:312
2251998636,43cyclictest0-21swapper/222:47:422
225199863,37cyclictest5291-21fschecks_time20:52:172
225199863,37cyclictest352-21runrttasks23:05:132
225199863,37cyclictest352-21runrttasks23:05:132
225199863,36cyclictest11441-21cpu19:32:372
225199863,36cyclictest11441-21cpu19:32:372
225199863,25cyclictest9921-21/usr/sbin/munin21:07:272
225199862,40cyclictest10894-21munin-run19:31:532
225199862,25cyclictest17782-21grep19:51:562
2244998664,8cyclictest181rcu_preempt19:12:021
2244998664,8cyclictest181rcu_preempt19:12:021
225199853,37cyclictest28420-21sendmail_mailqu20:22:282
225199853,26cyclictest10982-21grep22:02:462
2235998556,20cyclictest9758-21fschecks_count19:27:160
223599853,56cyclictest15-21ksoftirqd/022:57:100
223599853,56cyclictest15-21ksoftirqd/021:59:560
2251998463,14cyclictest18663-21systemd-run21:21:542
2251998463,14cyclictest18663-21systemd-run21:21:542
2251998457,20cyclictest14549-21fschecks_count23:57:152
2251998457,20cyclictest14549-21fschecks_count23:57:152
225199843,42cyclictest27542-21apt21:36:532
225199843,30cyclictest2678-21fschecks_time23:37:152
225199843,29cyclictest4107-21latency_hist21:51:552
2251998431,45cyclictest0-21swapper/223:12:292
225199842,52cyclictest8115-21ssh22:52:072
225199842,52cyclictest8115-21ssh22:52:072
225199842,32cyclictest352-21runrttasks23:28:302
225199842,30cyclictest31251-21ssh00:25:132
225199842,27cyclictest11255-21ssh22:57:112
2251998413,34cyclictest21299-21grep00:07:302
223599844,47cyclictest5040-21latency_hist23:41:550
225199834,38cyclictest18474-21mailstats19:52:262
2251998338,40cyclictest2223-21cyclictest20:37:302
225199833,39cyclictest32502-21idleruntime00:27:172
225199833,39cyclictest32502-21idleruntime00:27:172
225199833,29cyclictest24807-21fschecks_time20:12:152
225199833,28cyclictest4840-21cat20:51:552
225199833,27cyclictest26223-21ssh23:22:152
225199833,27cyclictest25442-21/usr/sbin/munin22:27:102
2251998331,39cyclictest0-21swapper/200:32:232
225199832,28cyclictest30628-21ls21:41:552
225199832,27cyclictest6941-21grep20:57:162
2235998361,17cyclictest17163-21latency_hist00:01:560
2235998361,17cyclictest17163-21latency_hist00:01:560
2235998361,12cyclictest0-21swapper/000:17:290
2235998361,12cyclictest0-21swapper/000:17:290
223599833,54cyclictest15-21ksoftirqd/023:22:550
225199824,26cyclictest352-21runrttasks22:42:112
2251998237,38cyclictest0-21swapper/219:12:312
2251998237,38cyclictest0-21swapper/219:12:312
225199823,28cyclictest3317-21grep19:07:302
225199823,28cyclictest1786-21/usr/sbin/munin20:42:252
225199823,26cyclictest8305-21/usr/sbin/munin23:47:202
225199823,26cyclictest8305-21/usr/sbin/munin23:47:202
225199823,26cyclictest16021-21latency_hist19:46:552
2251998231,43cyclictest0-21swapper/223:52:092
2251998231,43cyclictest0-21swapper/223:52:092
225199822,30cyclictest27147-21grep20:17:302
225199822,29cyclictest31389-21kernelversion20:32:172
225199822,29cyclictest31389-21kernelversion20:32:172
225199822,28cyclictest17132-21ntpq22:12:222
2235998261,15cyclictest5906-21latency_hist19:16:550
2235998261,15cyclictest5906-21latency_hist19:16:550
2235998251,14cyclictest181rcu_preempt00:26:450
223599823,44cyclictest15-21ksoftirqd/019:09:460
223599823,43cyclictest15-21ksoftirqd/023:47:250
223599823,43cyclictest15-21ksoftirqd/023:47:250
225199813,27cyclictest30746-21latency_hist20:31:562
225199813,27cyclictest24431-21latency_hist20:11:562
2235998165,10cyclictest19948-21sh00:06:520
2235998161,13cyclictest1-21systemd22:36:540
223599814,54cyclictest15-21ksoftirqd/023:05:330
223599814,54cyclictest15-21ksoftirqd/023:05:330
223599813,55cyclictest15-21ksoftirqd/023:12:240
223599812,52cyclictest15-21ksoftirqd/021:16:180
2235998114,45cyclictest15-21ksoftirqd/020:51:310
2235998110,36cyclictest15-21ksoftirqd/020:19:260
225199802,28cyclictest13645-21grep19:37:262
223599806,50cyclictest10886-21apt-get19:32:060
223599806,50cyclictest10886-21apt-get19:32:060
2235998060,14cyclictest12958-21kworker/u18:0-rpciod21:32:150
2235998054,9cyclictest9940-21rm22:54:360
2235998054,9cyclictest9940-21rm22:54:360
223599805,47cyclictest15-21ksoftirqd/021:52:460
223599805,47cyclictest15-21ksoftirqd/021:52:460
223599802,52cyclictest15-21ksoftirqd/000:10:370
223599802,43cyclictest15-21ksoftirqd/021:26:280
2235998018,9cyclictest0-21swapper/023:27:060
225199793,28cyclictest21588-21cut20:02:152
2244997957,16cyclictest15119-21unixbench_singl23:02:281
2244997957,16cyclictest15119-21unixbench_singl23:02:281
2235997954,19cyclictest10280-21ssh21:07:170
2235997948,22cyclictest16096-21latency_hist19:46:560
2235997945,10cyclictest181rcu_preempt23:52:520
2235997945,10cyclictest181rcu_preempt23:52:520
223599793,53cyclictest15-21ksoftirqd/023:34:480
223599792,24cyclictest15-21ksoftirqd/019:52:280
2244997855,17cyclictest544-21cron20:31:531
223599787,46cyclictest15-21ksoftirqd/022:02:380
223599787,29cyclictest15-21ksoftirqd/022:20:420
2235997852,16cyclictest25629-21latency_hist23:21:570
2235997837,31cyclictest0-21swapper/023:46:570
2235997811,38cyclictest15-21ksoftirqd/021:27:200
2256997718,33cyclictest0-21swapper/319:32:163
2256997718,33cyclictest0-21swapper/319:32:163
2244997761,10cyclictest20686-21ssh23:12:261
2244997753,16cyclictest1790-21latency_hist22:41:561
224499774,55cyclictest7938-21apt-get19:22:181
224499774,55cyclictest7938-21apt-get19:22:181
224499772,58cyclictest9098-21kworker/u17:1+ext4-rsv-conversion19:57:141
224499772,58cyclictest9098-21kworker/u17:1+ext4-rsv-conversion19:57:141
223599778,46cyclictest15-21ksoftirqd/020:43:240
223599775,44cyclictest15-21ksoftirqd/019:18:240
223599773,49cyclictest15-21ksoftirqd/020:06:360
223599773,42cyclictest15-21ksoftirqd/000:29:560
223599773,42cyclictest15-21ksoftirqd/000:29:560
2235997732,21cyclictest15-21ksoftirqd/022:30:530
223599772,51cyclictest15-21ksoftirqd/023:11:130
2244997657,13cyclictest20292-21sh00:07:091
2244997655,15cyclictest544-21cron21:51:531
2244997652,14cyclictest0-21swapper/120:37:301
223599763,31cyclictest15-21ksoftirqd/021:47:190
223599763,25cyclictest15-21ksoftirqd/020:32:090
223599763,25cyclictest15-21ksoftirqd/020:32:090
223599762,41cyclictest15-21ksoftirqd/019:39:150
223599762,35cyclictest15-21ksoftirqd/021:40:570
2235997614,45cyclictest15-21ksoftirqd/020:12:470
2244997558,10cyclictest11872-21ssh23:52:221
2244997558,10cyclictest11872-21ssh23:52:221
2244997557,12cyclictest19925-21ssh21:22:291
2244997554,15cyclictest10373-21kernelversion21:07:191
2244997550,8cyclictest181rcu_preempt20:07:191
2244997548,7cyclictest0-21swapper/120:26:571
2244997547,19cyclictest19188-21sh23:10:331
224499752,61cyclictest1309-21kworker/u17:1+ext4-rsv-conversion22:02:221
2235997559,10cyclictest5962-21ssh22:47:590
2235997556,13cyclictest200-21systemd-journal21:21:540
2235997556,13cyclictest200-21systemd-journal21:21:540
223599755,26cyclictest15-21ksoftirqd/000:32:300
223599753,47cyclictest15-21ksoftirqd/020:52:150
2235997530,23cyclictest15-21ksoftirqd/020:28:020
2235997446,10cyclictest181rcu_preempt22:15:060
223599743,34cyclictest23509-21fschecks_time00:12:150
2244997355,11cyclictest365-21ntpd23:32:231
2244997354,13cyclictest14488-21sh23:57:131
2244997354,13cyclictest14488-21sh23:57:131
2244997347,10cyclictest27637-21ssh00:18:201
2244997347,10cyclictest27637-21ssh00:18:201
2244997343,8cyclictest181rcu_preempt22:48:351
2244997342,9cyclictest58-21kcompactd020:57:151
224499733,48cyclictest25947-21ssh23:22:041
2235997352,14cyclictest4623-21gpgv22:46:580
2235997331,26cyclictest15-21ksoftirqd/019:58:170
2235997331,26cyclictest15-21ksoftirqd/019:58:170
224499726,45cyclictest11412-21runrttasks19:32:161
224499726,45cyclictest11412-21runrttasks19:32:161
2244997251,12cyclictest352-21runrttasks19:47:181
2244997243,21cyclictest29621-21grep23:27:261
224499723,26cyclictest30386-21ssh21:41:301
223599729,21cyclictest15-21ksoftirqd/019:51:570
223599723,46cyclictest15-21ksoftirqd/021:42:460
223599723,46cyclictest15-21ksoftirqd/021:42:460
223599723,43cyclictest15-21ksoftirqd/020:07:080
2244997156,9cyclictest31058-21/usr/sbin/munin21:42:151
2244997156,9cyclictest31058-21/usr/sbin/munin21:42:151
2244997155,10cyclictest2223-21cyclictest23:51:561
2244997155,10cyclictest2223-21cyclictest23:51:561
224499715,26cyclictest14917-21/usr/sbin/munin19:42:161
2244997152,13cyclictest9625-21diskmemload21:27:291
2244997150,15cyclictest3262-21threads23:37:291
2244997146,9cyclictest10304-21latency_hist22:01:561
223599714,34cyclictest15-21ksoftirqd/022:41:220
223599714,34cyclictest15-21ksoftirqd/020:57:250
2235997139,11cyclictest181rcu_preempt22:10:020
223599712,34cyclictest15-21ksoftirqd/020:38:330
2235997115,25cyclictest15-21ksoftirqd/021:04:100
2244997051,14cyclictest7061-21systemd-run21:56:541
2244997051,14cyclictest7061-21systemd-run21:56:541
2244997037,13cyclictest181rcu_preempt20:17:161
224499703,30cyclictest13721-21cron23:01:521
224499693,33cyclictest13672-21cstates22:07:101
2244996931,9cyclictest181rcu_preempt19:52:191
2244996846,8cyclictest181rcu_preempt00:32:241
224499684,41cyclictest10888-21idleruntime-cro19:31:531
224499684,29cyclictest32422-21tune2fs00:27:151
224499684,29cyclictest32422-21tune2fs00:27:151
2244996832,9cyclictest181rcu_preempt20:16:551
224499683,23cyclictest16469-21modprobe22:11:571
225699675,42cyclictest10596-21chrt22:02:103
2244996747,11cyclictest4165-21switchtime20:47:281
2244996744,17cyclictest2691-21sh22:42:281
2244996743,8cyclictest181rcu_preempt21:16:581
2244996743,8cyclictest181rcu_preempt21:16:581
2244996741,10cyclictest31246-21date22:36:561
2244996728,12cyclictest181rcu_preempt19:21:561
2244996648,13cyclictest0-21swapper/122:52:301
2244996648,13cyclictest0-21swapper/122:52:301
2244996648,12cyclictest17261-21/usr/sbin/munin00:02:111
2244996643,16cyclictest23495-21fschecks_count00:12:151
2244996643,13cyclictest0-21swapper/120:02:291
224499662,30cyclictest8884-21ps21:02:261
2244996523,9cyclictest181rcu_preempt20:32:171
2244996523,9cyclictest181rcu_preempt20:32:171
2244996520,26cyclictest23454-21timerwakeupswit22:22:301
225699648,29cyclictest0-21swapper/319:57:073
225699648,29cyclictest0-21swapper/319:57:073
2244996445,13cyclictest29187-21sh00:22:051
2244996442,9cyclictest181rcu_preempt19:39:021
224499644,29cyclictest15628-21munin-run21:16:531
2244996441,14cyclictest0-21swapper/123:17:261
224499643,42cyclictest27659-21latency_hist21:36:561
2244996411,45cyclictest20631-21grep22:17:401
224499633,44cyclictest6425-21grep23:42:301
224499633,38cyclictest5237-21fschecks_count20:52:161
2244996325,8cyclictest25978-21ssh22:27:221
2244996246,11cyclictest2223-21cyclictest19:07:161
225699612,34cyclictest0-21swapper/319:22:183
225699612,34cyclictest0-21swapper/319:22:183
225699603,39cyclictest16023-21chrt22:11:233
225699603,37cyclictest6159-21chrt23:42:283
225699603,33cyclictest917-21kworker/3:1+events22:41:563
2244995938,12cyclictest0-21swapper/120:46:551
225699583,34cyclictest917-21kworker/3:1+events23:47:193
225699583,34cyclictest917-21kworker/3:1+events23:47:193
225699582,39cyclictest18817-21taskset21:21:573
225699582,39cyclictest18817-21taskset21:21:573
225699574,36cyclictest5520-21taskset21:52:423
225699574,36cyclictest5520-21taskset21:52:423
225699573,36cyclictest1886-21taskset20:42:103
2256995722,24cyclictest0-21swapper/323:56:583
2256995722,24cyclictest0-21swapper/323:56:583
225699563,35cyclictest11360-21chrt22:57:163
225699553,37cyclictest24656-21chrt00:13:253
225699552,37cyclictest4351-21chrt23:39:563
225699543,38cyclictest17484-21chrt00:02:143
225699543,35cyclictest442-21chrt00:27:313
225699543,35cyclictest442-21chrt00:27:313
225699543,34cyclictest17581-21chrt22:12:363
225699532,37cyclictest14819-21chrt21:14:393
225699523,36cyclictest25094-21taskset21:32:143
225699523,35cyclictest7871-21chrt21:57:203
225699523,35cyclictest25186-21chrt23:20:393
225699523,34cyclictest22404-21taskset22:21:573
225699522,36cyclictest29086-21taskset23:27:113
225699522,35cyclictest8483-21taskset21:02:153
225699522,34cyclictest17948-21chrt23:07:293
225699512,34cyclictest1976-21chrt21:47:233
225699512,33cyclictest917-21kworker/3:1+events20:27:173
225699512,33cyclictest20843-21chrt23:12:283
225699503,35cyclictest30412-21taskset00:22:493
225699503,35cyclictest17780-21chrt19:51:563
225699503,34cyclictest29814-21chrt21:39:533
225699503,31cyclictest1440-21chrt23:35:103
225699502,32cyclictest5552-21chrt00:36:563
225699494,33cyclictest28633-21chrt20:22:303
225699493,32cyclictest5643-21chrt20:52:273
225699493,32cyclictest27232-21chrt23:23:023
225699492,31cyclictest5048-21chrt22:46:583
2256994912,25cyclictest25627-21chrt22:27:123
225699483,34cyclictest7650-21chrt19:21:563
225699483,33cyclictest24042-21taskset21:30:283
225699483,33cyclictest10899-21taskset21:07:303
225699483,32cyclictest20004-21chrt21:22:293
225699483,31cyclictest9035-21chrt22:52:293
225699483,31cyclictest9035-21chrt22:52:293
225699483,31cyclictest31775-21chrt20:32:273
225699483,31cyclictest31775-21chrt20:32:273
225699483,31cyclictest16880-21chrt23:06:563
225699483,31cyclictest16880-21chrt23:06:563
225699483,28cyclictest24900-21chrt22:26:143
225699482,31cyclictest22677-21chrt00:11:143
2256994733,8cyclictest0-21swapper/322:47:523
225699473,33cyclictest5850-21chrt19:16:543
225699473,33cyclictest5850-21chrt19:16:543
225699473,33cyclictest31280-21chrt22:36:573
225699473,33cyclictest19284-21chrt19:56:553
225699473,30cyclictest21370-21chrt20:02:093
225699473,29cyclictest1475-21chrt20:41:173
225699463,32cyclictest14557-21chrt19:41:563
225699463,31cyclictest31143-21chrt21:42:163
225699463,31cyclictest31143-21chrt21:42:163
225699463,31cyclictest26320-21chrt00:17:103
225699463,31cyclictest26320-21chrt00:17:103
225699463,30cyclictest7523-21taskset20:57:293
2256994527,10cyclictest111712sleep319:31:563
225699452,30cyclictest15809-21chrt19:44:563
225699452,29cyclictest25851-21taskset20:16:273
225699443,32cyclictest3809-21taskset19:11:563
225699443,29cyclictest27195-21chrt20:17:403
225699433,31cyclictest3420-21chrt20:47:043
2256994230,7cyclictest0-21swapper/323:57:163
2256994230,7cyclictest0-21swapper/323:57:163
225699412,26cyclictest23063-21chrt20:07:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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