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2026-02-27 - 22:25
[ 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 Fri Feb 27, 2026 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156252990,6sleep20-21swapper/209:56:402
156252990,6sleep20-21swapper/209:56:402
10013999973,17cyclictest14651-21ntp_kernel_pll_08:56:442
10004999455,16cyclictest181rcu_preempt12:12:410
10013999355,13cyclictest181rcu_preempt10:58:542
10013999165,17cyclictest29444-21timerandwakeup12:06:502
10013998963,17cyclictest298-21in:imuxsock08:26:152
10013998963,17cyclictest298-21in:imuxsock08:26:152
10013998853,11cyclictest181rcu_preempt11:41:372
10013998853,11cyclictest181rcu_preempt11:41:372
10013998849,18cyclictest4538-21fschecks_count10:32:442
10013998844,17cyclictest181rcu_preempt12:06:132
10013998825,19cyclictest0-21swapper/209:07:452
10013998825,19cyclictest0-21swapper/209:07:452
10004998845,13cyclictest181rcu_preempt11:21:510
10004998763,15cyclictest31210-21unixbench_singl10:21:530
10004998763,15cyclictest31210-21unixbench_singl10:21:530
10013998649,11cyclictest181rcu_preempt11:56:462
10004998651,9cyclictest181rcu_preempt07:46:350
10004998651,9cyclictest181rcu_preempt07:46:350
10004998645,8cyclictest181rcu_preempt07:51:270
10004998645,8cyclictest181rcu_preempt07:51:270
10004998643,13cyclictest181rcu_preempt08:01:440
914728516,35sleep10-21swapper/107:01:571
914728516,35sleep10-21swapper/107:01:571
1000499855,33cyclictest15-21ksoftirqd/008:31:300
10004998550,16cyclictest300-21rs:main0
10013998467,9cyclictest0-21swapper/210:26:172
10013998467,9cyclictest0-21swapper/210:26:172
10013998463,15cyclictest962-21latency_hist08:16:182
10013998463,15cyclictest962-21latency_hist08:16:182
10013998444,10cyclictest181rcu_preempt12:26:562
10004998468,10cyclictest23097-21cron09:16:150
1000499844,37cyclictest24114-21/usr/sbin/munin09:16:480
10013998365,12cyclictest6813-21ssh09:41:472
10013998361,13cyclictest32653-21ssh11:18:102
10013998358,15cyclictest12692-21latency_hist10:46:172
10013998355,20cyclictest544-21cron11:36:152
10013998353,13cyclictest181rcu_preempt07:26:422
10013998333,26cyclictest9993-21cyclictest08:06:372
10013998328,23cyclictest0-21swapper/211:11:422
10013998328,23cyclictest0-21swapper/211:11:422
10004998354,12cyclictest181rcu_preempt08:11:380
10004998354,12cyclictest181rcu_preempt08:11:380
10013998250,12cyclictest181rcu_preempt11:26:342
10013998250,12cyclictest181rcu_preempt11:26:342
10013998246,26cyclictest30404-21latency_hist08:06:192
10013998234,27cyclictest0-21swapper/207:57:132
10009998267,9cyclictest4234-21latency_hist08:26:171
10009998267,9cyclictest4234-21latency_hist08:26:171
10009998266,8cyclictest9663-21ssh11:34:371
10013998164,9cyclictest13092-21entropy10:46:372
1001399816,29cyclictest381ktimers/211:01:272
10013998158,9cyclictest181rcu_preempt11:26:062
10013998151,9cyclictest677-21ssh10:26:272
10013998151,9cyclictest677-21ssh10:26:272
10013998134,10cyclictest181rcu_preempt07:31:362
10004998162,13cyclictest16333-21latency10:51:410
10004998159,15cyclictest22351-21fschecks_count07:41:380
10004998159,15cyclictest22351-21fschecks_count07:41:380
10013998059,16cyclictest9993-21cyclictest12:11:362
1001399803,56cyclictest24548-21apt-get11:06:302
10004998054,17cyclictest4598-21fschecks_time10:32:450
10013997949,9cyclictest181rcu_preempt09:46:472
10013997949,9cyclictest181rcu_preempt09:46:472
10013997925,28cyclictest0-21swapper/209:21:502
10004997958,15cyclictest8557-21fschecks_time12:27:170
10004997947,15cyclictest181rcu_preempt10:16:350
1000499794,38cyclictest15-21ksoftirqd/008:46:490
10004997935,8cyclictest0-21swapper/007:36:320
10004997935,8cyclictest0-21swapper/007:36:320
1000499793,46cyclictest15-21ksoftirqd/010:40:140
1000499793,46cyclictest15-21ksoftirqd/010:40:140
1000499792,33cyclictest3733-21dpkg10:31:190
1000499792,33cyclictest3733-21dpkg10:31:190
1001999787,58cyclictest25321-21chrt11:07:053
10013997859,13cyclictest24384-21mailstats07:46:482
10013997859,13cyclictest24384-21mailstats07:46:482
10013997840,12cyclictest181rcu_preempt09:35:192
10013997838,9cyclictest181rcu_preempt07:41:282
10013997838,9cyclictest181rcu_preempt07:41:282
10013997838,12cyclictest181rcu_preempt07:21:192
10013997822,27cyclictest0-21swapper/211:36:372
10004997835,10cyclictest9613-21latency09:46:400
10004997835,10cyclictest9613-21latency09:46:400
10004997834,8cyclictest181rcu_preempt12:01:180
10004997829,11cyclictest181rcu_preempt09:26:480
887727710,41sleep28890-21/usr/sbin/munin07:01:462
887727710,41sleep28890-21/usr/sbin/munin07:01:462
10013997758,10cyclictest0-21swapper/208:51:452
10013997752,9cyclictest181rcu_preempt07:06:352
10013997740,8cyclictest181rcu_preempt08:46:502
10013997739,11cyclictest181rcu_preempt08:21:172
10013997739,11cyclictest181rcu_preempt08:21:172
10009997762,11cyclictest9993-21cyclictest11:24:301
10009997761,10cyclictest8885-21systemd-run09:46:161
10009997759,13cyclictest22236-21latency_hist11:56:181
10009997759,13cyclictest22236-21latency_hist11:56:181
1000499778,54cyclictest25080-21apt-get11:06:310
10004997741,18cyclictest9993-21cyclictest07:16:420
1000499772,54cyclictest200-21systemd-journal09:37:250
1000499772,54cyclictest200-21systemd-journal09:37:250
10013997654,8cyclictest181rcu_preempt11:46:502
10004997658,8cyclictest0-21swapper/009:31:470
10004997658,10cyclictest58-21kcompactd008:41:370
10004997655,8cyclictest181rcu_preempt11:21:170
10004997650,8cyclictest181rcu_preempt09:41:480
10004997646,10cyclictest181rcu_preempt08:51:430
10004997645,9cyclictest181rcu_preempt11:46:410
1000499764,35cyclictest13713-21munin-run12:36:140
10004997636,12cyclictest181rcu_preempt09:21:540
10004997631,17cyclictest181rcu_preempt12:02:320
10004997629,12cyclictest181rcu_preempt08:56:480
150602750,7sleep30-21swapper/307:16:513
10013997556,12cyclictest23828-21latency_hist10:11:182
10013997554,9cyclictest181rcu_preempt09:29:152
10013997549,8cyclictest181rcu_preempt08:31:252
10013997544,8cyclictest181rcu_preempt09:16:492
10013997531,17cyclictest0-21swapper/210:51:462
10009997555,14cyclictest15553-21idleruntime-cro10:51:151
10009997553,15cyclictest13809-21idleruntime-cro07:16:151
10004997552,15cyclictest12400-21sh09:51:370
10004997544,10cyclictest181rcu_preempt09:06:270
10004997544,10cyclictest181rcu_preempt09:06:270
10004997534,9cyclictest181rcu_preempt11:41:390
10004997534,9cyclictest181rcu_preempt11:41:390
10004997533,12cyclictest181rcu_preempt10:00:110
10004997533,12cyclictest181rcu_preempt10:00:110
10013997451,15cyclictest0-21swapper/210:05:332
10013997437,10cyclictest181rcu_preempt07:12:222
10013997426,8cyclictest0-21swapper/210:16:292
10013997422,27cyclictest0-21swapper/212:20:282
10004997454,8cyclictest181rcu_preempt12:16:510
10004997446,8cyclictest181rcu_preempt08:11:190
10004997442,21cyclictest20441-21latency_hist07:36:190
10004997436,7cyclictest181rcu_preempt07:57:160
10004997435,8cyclictest181rcu_preempt08:21:480
10004997435,8cyclictest181rcu_preempt08:21:480
10013997349,14cyclictest0-21swapper/208:31:182
10013997334,10cyclictest0-21swapper/209:11:432
10009997354,13cyclictest352-21runrttasks11:42:071
10009997354,13cyclictest352-21runrttasks11:42:071
10009997351,16cyclictest13361-21latency_hist11:41:171
10004997351,14cyclictest7960-21fschecks_time08:36:370
10004997341,25cyclictest1-21systemd12:26:150
10004997337,8cyclictest181rcu_preempt10:41:400
10004997334,25cyclictest181rcu_preempt07:11:290
10004997331,8cyclictest181rcu_preempt08:16:370
10004997331,8cyclictest181rcu_preempt08:16:370
984627211,36sleep30-21swapper/307:06:153
984627211,36sleep30-21swapper/307:06:153
10019997232,26cyclictest7951-21taskset09:43:443
10013997248,14cyclictest0-21swapper/212:31:362
10013997240,10cyclictest181rcu_preempt11:56:182
10013997240,10cyclictest181rcu_preempt11:56:182
10013997229,12cyclictest181rcu_preempt10:37:142
10013997229,12cyclictest181rcu_preempt10:37:142
10013997216,14cyclictest181rcu_preempt07:26:172
10009997255,13cyclictest11154-21kworker/u19:1+events_unbound10:26:151
10009997255,13cyclictest11154-21kworker/u19:1+events_unbound10:26:151
10004997252,14cyclictest365-21ntpd10:56:490
10004997251,14cyclictest10270-21latency_hist11:36:170
10004997250,16cyclictest11523-21latency_hist07:11:190
10004997239,7cyclictest181rcu_preempt12:11:180
10004997237,8cyclictest181rcu_preempt10:47:140
1000499723,36cyclictest15-21ksoftirqd/011:26:300
1000499723,36cyclictest15-21ksoftirqd/011:26:300
10004997230,8cyclictest181rcu_preempt11:52:000
10004997230,8cyclictest181rcu_preempt11:52:000
10019997128,31cyclictest5687-21chrt08:30:013
1001399714,29cyclictest15982-21fschecks_count09:01:362
10013997133,9cyclictest181rcu_preempt08:41:362
10013997133,8cyclictest181rcu_preempt09:36:212
10013997133,8cyclictest181rcu_preempt09:36:212
10009997155,11cyclictest29366-21kworker/u17:3+xprtiod09:52:011
10009997153,12cyclictest297-21systemd-logind10:06:161
10004997159,7cyclictest0-21swapper/010:01:470
10004997140,12cyclictest181rcu_preempt10:13:070
10004997140,11cyclictest9993-21cyclictest08:26:250
10019997035,21cyclictest29885-21chrt10:21:173
10013997051,13cyclictest27116-21latency_hist07:56:192
10013997051,13cyclictest27116-21latency_hist07:56:192
10013997015,27cyclictest0-21swapper/210:11:452
1000999706,27cyclictest26394-21sh09:21:211
10009997055,10cyclictest3343-21apt10:31:151
10009997055,10cyclictest3343-21apt10:31:151
10009997053,13cyclictest9993-21cyclictest09:46:311
10009997053,13cyclictest9993-21cyclictest09:46:311
10009997052,13cyclictest9993-21cyclictest11:01:481
10009997049,15cyclictest2781-21apt-key09:36:181
10009997049,14cyclictest17324-21latency_hist09:06:191
10004997040,8cyclictest181rcu_preempt07:26:300
10004997037,7cyclictest181rcu_preempt10:07:420
1000499703,43cyclictest10006-21sed07:06:190
1000499703,43cyclictest10006-21sed07:06:190
10004997028,13cyclictest181rcu_preempt11:40:220
10019996934,23cyclictest30143-21chrt12:08:163
10019996931,24cyclictest20408-21taskset07:36:193
10013996947,16cyclictest7732-21sh12:26:152
10013996931,8cyclictest181rcu_preempt07:40:562
10013996931,8cyclictest181rcu_preempt07:40:562
10013996923,28cyclictest0-21swapper/209:56:172
10009996952,12cyclictest9993-21cyclictest09:41:191
10009996952,12cyclictest9993-21cyclictest09:41:191
10009996952,10cyclictest4847-21diskmemload11:26:351
10009996952,10cyclictest4847-21diskmemload11:26:351
10009996949,14cyclictest352-21runrttasks10:56:401
10004996941,8cyclictest181rcu_preempt11:13:280
10004996941,8cyclictest181rcu_preempt11:13:280
10004996930,8cyclictest181rcu_preempt07:21:330
158602680,3sleep30-21swapper/307:21:373
10019996834,21cyclictest21536-21chrt09:11:543
10019996834,21cyclictest18411-21chrt10:01:363
10019996832,22cyclictest11659-21chrt09:50:453
10019996832,22cyclictest11659-21chrt09:50:453
10009996852,10cyclictest12372-21diskmemload12:32:311
1000999682,47cyclictest21889-21latency_hist07:41:181
1000999682,47cyclictest21889-21latency_hist07:41:181
10009996823,10cyclictest301ktimers/112:11:341
10004996833,8cyclictest181rcu_preempt09:01:510
10019996734,21cyclictest18407-21chrt07:28:213
10019996734,20cyclictest26055-21chrt09:21:063
10019996734,20cyclictest21068-21chrt10:59:553
10019996734,20cyclictest12678-21chrt08:51:363
10019996733,19cyclictest31416-21chrt08:06:523
10019996732,24cyclictest4138-21chrt12:19:343
10019996729,26cyclictest25395-21taskset10:12:183
10009996751,10cyclictest28739-21kworker/u17:1-xprtiod10:52:091
10009996750,11cyclictest365-21ntpd07:06:321
10009996748,13cyclictest29406-21/usr/sbin/munin09:26:441
10019996636,19cyclictest26721-21chrt07:56:153
10019996636,19cyclictest26721-21chrt07:56:153
10019996634,21cyclictest21703-21chrt10:06:423
10019996634,20cyclictest13063-21chrt10:46:343
10019996633,23cyclictest7311-21taskset10:36:413
10019996633,23cyclictest7311-21taskset10:36:413
10019996633,19cyclictest1930-21chrt08:16:493
10019996633,19cyclictest1930-21chrt08:16:493
10019996632,22cyclictest17386-21chrt10:53:033
10019996631,23cyclictest14806-21taskset09:56:133
10019996631,22cyclictest29387-21chrt08:01:463
10019996631,22cyclictest24318-21chrt11:58:393
10019996630,24cyclictest18896-21chrt09:07:523
10019996630,24cyclictest18896-21chrt09:07:523
1000999667,21cyclictest0-21swapper/110:11:441
10009996650,9cyclictest0-21swapper/111:07:151
10009996649,10cyclictest12549-21kworker/u18:310:46:141
10009996649,10cyclictest0-21swapper/110:11:161
10009996647,13cyclictest26847-21apt-key07:56:181
10009996647,13cyclictest26847-21apt-key07:56:181
10009996647,12cyclictest1-21systemd10:34:301
10009996646,14cyclictest31204-21latency_hist12:11:171
10009996623,11cyclictest301ktimers/109:11:431
10009996622,10cyclictest301ktimers/111:16:571
10009996621,11cyclictest301ktimers/110:38:141
10009996621,11cyclictest301ktimers/110:38:141
10019996533,20cyclictest4448-21chrt10:32:363
10019996533,20cyclictest31644-21chrt12:11:323
10019996533,20cyclictest2864-21chrt08:21:303
10019996533,20cyclictest2864-21chrt08:21:303
10019996532,22cyclictest17334-21chrt09:59:493
10019996532,22cyclictest17334-21chrt09:59:493
10019996532,21cyclictest6595-21chrt08:31:433
10019996531,22cyclictest9464-21chrt08:41:353
10019996531,22cyclictest12737-21chrt12:33:323
10019996531,21cyclictest13782-21chrt11:41:333
10019996531,21cyclictest13782-21chrt11:41:333
10019996530,22cyclictest2044-21chrt09:34:403
10019996529,24cyclictest24916-21chrt07:49:063
10019996529,24cyclictest24916-21chrt07:49:063
10013996514,26cyclictest39-21ksoftirqd/208:36:292
10009996525,21cyclictest17949-21load09:06:421
10009996525,21cyclictest17949-21load09:06:421
10009996521,13cyclictest0-21swapper/112:01:171
10019996433,20cyclictest31684-21chrt10:23:083
10019996433,20cyclictest31684-21chrt10:23:083
10019996433,20cyclictest26012-21chrt12:01:393
10019996432,20cyclictest635-21chrt11:19:253
10019996432,20cyclictest1990-21chrt10:27:293
10019996432,20cyclictest1990-21chrt10:27:293
10019996431,21cyclictest8895-21chrt08:39:373
10019996431,21cyclictest6270-21chrt12:22:103
10019996431,21cyclictest28460-21taskset11:11:393
10019996431,21cyclictest28460-21taskset11:11:393
10019996431,21cyclictest12283-21chrt07:11:253
10019996430,22cyclictest17971-21chrt11:47:413
10019996430,21cyclictest15153-21chrt08:56:583
10019996430,20cyclictest26445-21chrt09:21:263
10019996430,20cyclictest20557-21chrt07:36:313
10019996430,20cyclictest20557-21chrt07:36:313
10019996410,42cyclictest0-21swapper/309:36:333
10019996410,42cyclictest0-21swapper/309:36:333
10009996448,10cyclictest5617-21sh12:21:441
1000999644,35cyclictest22333-21fschecks_count07:41:371
1000999644,35cyclictest22333-21fschecks_count07:41:371
10009996442,15cyclictest298-21in:imuxsock08:54:301
1000999643,45cyclictest352-21runrttasks08:40:231
1000999643,39cyclictest31-21ksoftirqd/112:18:441
10009996432,23cyclictest19384-21nfs4_client07:31:421
1000999642,46cyclictest14954-21timerandwakeup08:56:511
10009996423,9cyclictest301ktimers/108:31:251
10009996417,11cyclictest301ktimers/109:21:131
10019996332,19cyclictest30196-21chrt09:26:493
10019996331,20cyclictest8056-21chrt12:26:273
10019996330,22cyclictest20925-21chrt11:52:353
10019996330,22cyclictest20925-21chrt11:52:353
10019996330,21cyclictest9851-21chrt10:41:233
10019996329,23cyclictest22730-21chrt11:01:503
10019996329,22cyclictest12379-21chrt11:38:463
10019996324,25cyclictest11472-21taskset07:10:483
10009996347,9cyclictest0-21swapper/111:46:371
10009996346,11cyclictest8875-21ntp_kernel_pll_12:27:241
1000999632,44cyclictest30957-21latency_hist11:16:181
1000999632,44cyclictest30957-21latency_hist11:16:181
10009996314,9cyclictest15791-21ssh09:56:451
10009996314,9cyclictest15791-21ssh09:56:451
10019996230,21cyclictest1560-21chrt11:21:193
10019996230,19cyclictest820-21chrt08:14:423
10019996230,19cyclictest820-21chrt08:14:423
10019996229,22cyclictest4630-21chrt11:26:303
10019996229,22cyclictest4630-21chrt11:26:303
10019996229,20cyclictest15989-21chrt09:01:363
10019996227,25cyclictest28334-21taskset07:58:143
10009996224,9cyclictest291rcuc/107:51:151
10009996224,9cyclictest291rcuc/107:51:151
10009996212,36cyclictest27823-21grep10:16:471
10019996129,20cyclictest12183-21chrt08:50:303
1000999614,42cyclictest28590-21modprobe08:01:151
1000999613,43cyclictest25897-21ls12:01:371
10009996132,20cyclictest17396-21cstates07:26:311
1000999612,35cyclictest30844-21latency08:06:411
10019996029,20cyclictest8981-21chrt11:32:423
10019996028,20cyclictest23350-21chrt07:44:373
10019996028,20cyclictest23350-21chrt07:44:373
1000999604,15cyclictest4440-21/usr/sbin/munin08:26:421
1000999603,47cyclictest15041-21grep07:16:501
1000999603,42cyclictest352-21runrttasks08:51:151
1000999603,42cyclictest10215-21tail08:41:511
1000999602,31cyclictest1640-21ls08:16:411
1000999602,31cyclictest1640-21ls08:16:411
10009995943,8cyclictest0-21swapper/108:11:371
10009995943,8cyclictest0-21swapper/108:11:371
1000999593,40cyclictest28829-21/usr/sbin/munin08:01:391
10009995926,24cyclictest15979-21grep07:21:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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