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2026-02-08 - 04:36
[ 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 792 highest latencies:
System rackbslot7.osadl.org (updated Sun Feb 08, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6980991272,90cyclictest2149-21ssh23:28:070
6980991213,82cyclictest4692-21/usr/sbin/munin22:38:560
6980991213,82cyclictest4692-21/usr/sbin/munin22:38:560
6980991153,79cyclictest15656-21ssh22:03:400
6980991133,79cyclictest9092-21apt-get21:52:520
69809911318,86cyclictest29512-21cpu00:13:500
6980991123,48cyclictest19649-21munin-run23:57:340
5945210810,70sleep15957-21/usr/sbin/munin19:03:061
69809910118,73cyclictest4432-21apt-get20:37:570
212672970,7sleep00-21swapper/023:58:470
6994999612,49cyclictest0-21swapper/321:52:553
698499953,63cyclictest9286-21cpuspeed21:53:071
698099928,65cyclictest7170-21apt-get22:43:030
698099928,65cyclictest7170-21apt-get22:43:030
6980999264,19cyclictest7586-21latency_hist20:47:360
13852920,6sleep00-21swapper/020:28:000
65842916,65sleep20-21swapper/219:04:252
201662910,5sleep00-21swapper/023:03:070
201662910,5sleep00-21swapper/023:03:070
6984999071,13cyclictest13081-21latency_hist22:52:341
698499903,78cyclictest15546-21rm22:03:221
6980999013,59cyclictest10372-21apt-get22:47:460
6994998912,42cyclictest0-21swapper/320:37:573
6980998954,8cyclictest181rcu_preempt23:36:010
6980998935,31cyclictest181rcu_preempt21:29:250
698499883,62cyclictest4432-21apt-get20:37:491
6980998851,30cyclictest0-21swapper/023:43:040
6980998851,30cyclictest0-21swapper/023:43:040
698499873,73cyclictest352-21runrttasks22:43:041
698499873,73cyclictest352-21runrttasks22:43:041
65142875,61sleep00-21swapper/019:03:290
6980998654,10cyclictest181rcu_preempt20:27:350
6984998558,19cyclictest14087-21diskmemload23:12:341
6984998536,13cyclictest16896-21/usr/sbin/munin23:52:591
6980998461,14cyclictest29830-21ssh22:27:260
6980998443,16cyclictest25556-21rm22:18:450
6980998443,16cyclictest25556-21rm22:18:450
6980998433,30cyclictest181rcu_preempt00:30:110
698099842,62cyclictest9531-21runrttasks20:53:090
6989998362,14cyclictest300-21rs:main2
6980998351,12cyclictest181rcu_preempt19:37:330
6980998343,13cyclictest181rcu_preempt20:18:060
6980998340,12cyclictest181rcu_preempt22:08:070
6980998340,12cyclictest181rcu_preempt22:08:070
6989998212,29cyclictest3567-21grep21:43:052
6980998254,8cyclictest181rcu_preempt21:07:340
6980998246,8cyclictest181rcu_preempt00:34:020
6980998244,8cyclictest181rcu_preempt19:58:060
6989998162,13cyclictest13035-21latency_hist22:52:362
6989998159,14cyclictest12444-21cpu19:22:492
6984998117,29cyclictest31-21ksoftirqd/121:00:481
6984998117,29cyclictest31-21ksoftirqd/121:00:481
6980998148,14cyclictest8535-21ssh23:38:000
6980998148,10cyclictest181rcu_preempt20:02:450
6980998146,11cyclictest181rcu_preempt19:27:540
6980998145,11cyclictest181rcu_preempt21:41:160
6980998135,13cyclictest181rcu_preempt23:12:350
699499802,45cyclictest103972sleep322:47:473
6989998052,20cyclictest0-21swapper/223:17:332
6989998014,28cyclictest1580-21ssh00:20:362
6980998055,9cyclictest181rcu_preempt22:28:330
6980998047,12cyclictest181rcu_preempt19:51:280
6980998043,12cyclictest181rcu_preempt21:02:360
6980998043,12cyclictest181rcu_preempt21:02:360
6980998028,13cyclictest181rcu_preempt20:47:430
698099802,42cyclictest12905-21switchtime21:58:080
698099802,42cyclictest12905-21switchtime21:58:080
6984997955,8cyclictest181rcu_preempt00:14:521
698499792,36cyclictest25983-21cstates00:07:481
6980997945,11cyclictest181rcu_preempt19:37:530
6980997945,11cyclictest181rcu_preempt19:37:530
6980997938,15cyclictest181rcu_preempt21:52:310
6980997938,15cyclictest181rcu_preempt21:52:310
6989997859,13cyclictest12251-21latency_hist19:22:352
6989997819,20cyclictest19909-21sh22:09:422
6989997819,20cyclictest19909-21sh22:09:422
698499782,33cyclictest31-21ksoftirqd/122:11:491
698499782,33cyclictest31-21ksoftirqd/122:11:491
6984997822,33cyclictest31-21ksoftirqd/123:15:121
6984997819,26cyclictest31-21ksoftirqd/123:26:341
6980997854,16cyclictest27137-21ssh00:08:380
6980997845,8cyclictest181rcu_preempt00:21:500
6980997833,9cyclictest0-21swapper/021:32:470
6980997833,15cyclictest181rcu_preempt21:20:080
6989997757,14cyclictest14516-21cpuspeed21:07:492
6989997757,14cyclictest14516-21cpuspeed21:07:492
6989997723,13cyclictest0-21swapper/200:32:282
6984997717,29cyclictest31-21ksoftirqd/119:19:311
6984997712,28cyclictest31-21ksoftirqd/120:12:431
6980997745,12cyclictest181rcu_preempt22:58:020
6980997744,11cyclictest181rcu_preempt22:36:100
6980997744,11cyclictest181rcu_preempt22:36:100
6980997744,11cyclictest181rcu_preempt22:36:100
6980997739,8cyclictest181rcu_preempt21:23:560
6980997736,9cyclictest181rcu_preempt22:52:560
6980997734,11cyclictest181rcu_preempt23:17:560
6989997659,10cyclictest1841-21apt-key23:27:362
6989997637,25cyclictest23713-21ls00:03:072
6989997615,24cyclictest19219-21seq21:15:072
6984997657,13cyclictest12840-21cstates21:02:501
6984997626,23cyclictest31-21ksoftirqd/121:20:171
6980997655,8cyclictest181rcu_preempt23:23:530
6980997653,16cyclictest6967-21cyclictest23:52:230
6980997642,11cyclictest181rcu_preempt23:16:110
6980997637,13cyclictest181rcu_preempt21:11:100
6980997637,13cyclictest181rcu_preempt21:11:100
6980997633,11cyclictest181rcu_preempt19:12:420
698099762,47cyclictest21863-21ntp_states22:13:050
699499752,45cyclictest2143-21chrt23:28:073
698999759,29cyclictest9350-21seq22:46:132
698999759,29cyclictest9350-21seq22:46:132
6989997558,12cyclictest6967-21cyclictest22:27:572
6989997554,15cyclictest297-21systemd-logind21:02:332
6989997554,15cyclictest297-21systemd-logind21:02:332
6989997553,15cyclictest4332-21cpu22:38:482
6989997553,15cyclictest4332-21cpu22:38:482
698999753,56cyclictest2006-21apt-get23:27:522
698999753,47cyclictest4456-21sshd20:38:082
6989997521,18cyclictest3075-21sh22:36:432
6989997521,18cyclictest3075-21sh22:36:432
6989997521,18cyclictest3075-21sh22:36:432
6984997556,12cyclictest3765-21sshd20:35:581
6984997555,14cyclictest352-21runrttasks22:52:581
6980997551,8cyclictest181rcu_preempt19:57:340
6980997550,8cyclictest181rcu_preempt20:07:490
6980997550,8cyclictest181rcu_preempt20:07:490
6980997549,9cyclictest181rcu_preempt00:22:480
6980997528,10cyclictest0-21swapper/020:37:360
6989997457,10cyclictest1031-21vmstat21:38:112
6989997456,12cyclictest29915-21sendmail20:17:332
6989997453,14cyclictest22078-21/usr/sbin/munin19:53:012
6989997413,23cyclictest25302-21seq21:25:242
6989997410,28cyclictest21507-21seq23:59:282
6984997452,15cyclictest11213-21idleruntime-cro00:37:321
6984997446,19cyclictest14087-21diskmemload00:23:051
6984997443,9cyclictest181rcu_preempt21:57:501
6984997443,9cyclictest181rcu_preempt21:57:501
6984997435,7cyclictest181rcu_preempt22:24:301
6984997426,22cyclictest31-21ksoftirqd/121:09:461
6984997426,22cyclictest31-21ksoftirqd/121:09:461
6984997416,36cyclictest31-21ksoftirqd/120:00:501
6980997453,8cyclictest181rcu_preempt20:13:100
6980997442,9cyclictest181rcu_preempt21:42:550
6980997435,12cyclictest181rcu_preempt19:18:070
698999739,25cyclictest16740-21seq19:34:342
698999736,57cyclictest15317-21apt-get22:02:472
698999735,51cyclictest27158-21mailstats21:28:062
6989997316,24cyclictest30929-21seq21:34:272
6984997357,10cyclictest5579-21ntp_offset23:33:021
6984997353,14cyclictest12533-21cstates19:22:501
6984997310,27cyclictest31-21ksoftirqd/121:38:101
6980997340,12cyclictest181rcu_preempt19:46:010
616327317,38sleep30-21swapper/319:03:163
194792730,7sleep30-21swapper/323:02:503
194792730,7sleep30-21swapper/323:02:503
6989997243,19cyclictest14293-21tune2fs19:27:552
698999723,49cyclictest20676-21fschecks_count19:47:542
6989997215,26cyclictest14087-21diskmemload22:14:552
6989997213,22cyclictest24831-21ssh23:12:112
6989997210,24cyclictest7272-21seq20:46:142
6980997241,9cyclictest181rcu_preempt19:12:340
6980997241,9cyclictest181rcu_preempt19:12:340
698099723,33cyclictest12657-21grep19:22:540
6980997232,12cyclictest181rcu_preempt00:06:410
6989997150,12cyclictest0-21swapper/223:22:372
698999714,48cyclictest11758-21latency_hist21:57:362
698499719,36cyclictest31-21ksoftirqd/120:27:341
6984997154,11cyclictest29472-21cpuspeed21:32:481
6984997153,12cyclictest14087-21diskmemload21:27:491
6984997119,23cyclictest31-21ksoftirqd/120:53:231
698499711,25cyclictest31-21ksoftirqd/119:34:131
6984997111,24cyclictest31-21ksoftirqd/122:30:361
6984997110,24cyclictest31-21ksoftirqd/122:20:231
6984997110,24cyclictest31-21ksoftirqd/122:20:231
6980997135,8cyclictest181rcu_preempt21:13:030
698999706,36cyclictest352-21runrttasks22:24:292
698999704,47cyclictest14916-21latency_hist22:02:352
698999704,47cyclictest14916-21latency_hist22:02:352
698999704,46cyclictest352-21runrttasks23:34:562
6989997024,12cyclictest0-21swapper/219:07:572
6989997024,12cyclictest0-21swapper/219:07:572
6989997012,41cyclictest8440-21timerandwakeup20:48:082
6984997048,16cyclictest19676-21snmpd23:48:091
6984997036,10cyclictest6967-21cyclictest21:44:041
6984997030,32cyclictest301ktimers/119:07:491
6984997030,32cyclictest301ktimers/119:07:491
698499702,37cyclictest31-21ksoftirqd/100:19:021
698499702,28cyclictest22889-21/usr/sbin/munin00:03:011
6984997018,33cyclictest31-21ksoftirqd/120:09:571
6984997018,33cyclictest31-21ksoftirqd/120:09:571
6984997018,28cyclictest31-21ksoftirqd/120:32:091
698999699,24cyclictest10784-21seq20:57:042
6989996953,11cyclictest6967-21cyclictest00:24:422
6989996910,24cyclictest9902-21seq23:40:282
6989996910,23cyclictest24903-21seq20:00:302
698499699,26cyclictest31-21ksoftirqd/119:12:381
6984996946,8cyclictest181rcu_preempt23:28:061
6984996937,10cyclictest8027-21kworker/u17:0-rpciod23:46:391
6984996937,10cyclictest8027-21kworker/u17:0-rpciod23:46:391
6984996931,9cyclictest8027-21kworker/u17:0-rpciod23:38:191
6984996921,8cyclictest291rcuc/122:32:551
6984996921,8cyclictest291rcuc/122:32:551
6984996921,8cyclictest291rcuc/122:32:551
6984996919,22cyclictest31-21ksoftirqd/120:06:131
6984996918,19cyclictest301ktimers/123:57:581
6984996913,19cyclictest31-21ksoftirqd/119:38:051
6984996913,19cyclictest31-21ksoftirqd/119:38:051
698999689,22cyclictest5843-21seq21:47:412
698999689,22cyclictest5843-21seq21:47:412
6989996848,14cyclictest16626-21fschecks_time22:57:552
698999684,53cyclictest29298-21ssh00:13:202
698999684,23cyclictest12911-21sh23:45:332
698999684,23cyclictest12911-21sh23:45:332
6989996824,12cyclictest0-21swapper/219:12:582
6989996817,36cyclictest19712-21wc23:57:352
6984996850,11cyclictest200-21systemd-journal19:30:321
6984996846,13cyclictest0-21swapper/123:02:541
6984996846,13cyclictest0-21swapper/123:02:541
6984996843,10cyclictest181rcu_preempt21:25:261
698499684,24cyclictest31-21ksoftirqd/121:48:071
698499684,24cyclictest31-21ksoftirqd/121:48:071
6984996810,25cyclictest31-21ksoftirqd/100:31:451
6994996715,28cyclictest0-21swapper/322:38:253
6994996715,28cyclictest0-21swapper/322:38:253
6989996750,11cyclictest1-21systemd20:34:212
6989996740,20cyclictest16318-21kworker/u19:1+nfsiod23:05:472
6989996740,20cyclictest16318-21kworker/u19:1+nfsiod23:05:472
698999673,45cyclictest26177-21fschecks_time00:07:532
6989996722,11cyclictest0-21swapper/222:52:402
698499678,23cyclictest31-21ksoftirqd/120:45:391
6984996749,12cyclictest297-21systemd-logind22:42:331
6984996749,12cyclictest297-21systemd-logind22:42:331
6984996748,13cyclictest21310-21timerwakeupswit19:48:081
6984996747,13cyclictest22397-21ssh22:13:201
6984996746,8cyclictest181rcu_preempt23:01:521
698499673,26cyclictest31-21ksoftirqd/119:52:451
6984996715,19cyclictest31-21ksoftirqd/120:22:081
6989996648,12cyclictest1-21systemd21:22:332
6989996643,12cyclictest0-21swapper/220:07:332
698999663,46cyclictest18200-21grep19:38:082
698999663,46cyclictest18200-21grep19:38:082
698999663,39cyclictest28409-21latency_hist20:12:352
698999663,39cyclictest28409-21latency_hist20:12:352
6984996613,19cyclictest31-21ksoftirqd/123:21:121
6984996611,25cyclictest31-21ksoftirqd/121:16:321
699499659,35cyclictest0-21swapper/322:03:363
698999659,25cyclictest13899-21seq21:05:222
6989996550,9cyclictest24864-21ntp_states22:18:032
6989996550,9cyclictest24864-21ntp_states22:18:032
698999653,43cyclictest679-21modprobe20:27:332
698999653,41cyclictest14039-21cpuspeed23:47:482
6984996531,7cyclictest181rcu_preempt19:42:531
698999643,41cyclictest19096-21fschecks_count19:42:542
698999642,42cyclictest30409-21fschecks_count20:17:542
6994996315,29cyclictest0-21swapper/300:13:503
6989996319,38cyclictest0-21swapper/200:32:482
6984996333,8cyclictest181rcu_preempt20:48:361
699499626,34cyclictest0-21swapper/320:53:093
699499625,34cyclictest0-21swapper/323:57:363
699499563,36cyclictest28341-21chrt23:17:493
6994995613,27cyclictest0-21swapper/322:43:033
6994995613,27cyclictest0-21swapper/322:43:033
699499553,36cyclictest17170-21taskset19:37:363
699499543,38cyclictest23470-21chrt19:57:333
699499533,40cyclictest8606-21taskset21:52:343
699499533,40cyclictest8606-21taskset21:52:343
699499533,39cyclictest26947-21taskset22:22:333
699499533,39cyclictest26947-21taskset22:22:333
699499533,36cyclictest9423-21chrt20:52:373
699499533,35cyclictest13917-21chrt19:27:363
699499533,34cyclictest32199-21chrt00:17:553
699499522,33cyclictest27355-21taskset22:22:503
699499513,33cyclictest26393-21chrt00:07:583
699499513,32cyclictest30373-21chrt20:17:543
699499512,38cyclictest21610-21chrt22:12:573
699499512,36cyclictest17580-21taskset21:12:513
699499512,33cyclictest17931-21chrt19:38:053
699499512,33cyclictest17931-21chrt19:38:053
699499504,32cyclictest454-21chrt22:32:343
699499503,34cyclictest32631-21chrt20:23:093
699499502,36cyclictest32677-21taskset21:37:553
699499493,35cyclictest1136-21taskset22:32:593
699499493,35cyclictest1136-21taskset22:32:593
699499493,35cyclictest1136-21taskset22:32:593
699499493,33cyclictest461-21taskset23:24:463
699499493,32cyclictest25762-21chrt20:03:003
699499493,32cyclictest22521-21taskset23:07:523
699499493,30cyclictest14637-21chrt22:53:423
699499492,34cyclictest9874-21chrt23:40:233
699499492,34cyclictest3159-21chrt20:33:053
699499492,34cyclictest13565-21chrt21:59:113
699499492,34cyclictest13565-21chrt21:59:113
699499492,33cyclictest6821-21chrt00:28:373
699499483,33cyclictest23987-21chrt21:23:003
699499483,33cyclictest1009-21chrt20:27:503
699499482,35cyclictest26083-21chrt23:13:073
699499482,32cyclictest23199-21chrt21:22:353
699499482,31cyclictest13808-21chrt23:47:363
699499482,31cyclictest13808-21chrt23:47:363
699499473,33cyclictest24240-21chrt19:58:023
699499473,31cyclictest29471-21chrt21:32:483
699499473,31cyclictest14069-21chrt23:47:483
699499473,30cyclictest5739-21chrt21:47:363
699499472,33cyclictest28794-21chrt20:13:043
699499472,33cyclictest18483-21taskset23:01:043
699499472,32cyclictest7559-21chrt23:37:193
699499472,32cyclictest26620-21chrt21:27:543
699499472,32cyclictest19118-21chrt22:08:073
699499472,32cyclictest19118-21chrt22:08:073
699499464,32cyclictest3321-21taskset00:23:063
699499463,32cyclictest22504-21chrt00:02:193
699499463,32cyclictest10683-21chrt19:17:353
699499463,30cyclictest7923-21chrt19:08:083
699499463,30cyclictest7923-21chrt19:08:083
699499463,30cyclictest24049-21chrt00:03:163
699499463,27cyclictest19029-21chrt19:42:513
699499462,31cyclictest27575-21chrt20:08:063
699499462,31cyclictest27575-21chrt20:08:063
699499454,29cyclictest14272-21chrt21:07:363
699499453,31cyclictest14899-21chrt19:28:093
699499453,29cyclictest8844-21chrt00:32:543
699499452,31cyclictest15803-21taskset21:08:583
699499452,31cyclictest15803-21taskset21:08:583
699499433,29cyclictest11534-21chrt19:18:083
699499432,31cyclictest6374-21chrt20:42:573
699499422,27cyclictest21018-21chrt19:48:013
699499364,23cyclictest11111-21chrt20:57:443
699499364,23cyclictest11111-21chrt20:57:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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