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2026-01-22 - 15:46
[ 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 100 highest latencies:
System rackbslot7.osadl.org (updated Thu Jan 22, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20693212813,83sleep220774-21unixbench_singl07:04:252
20693212813,83sleep220774-21unixbench_singl07:04:252
212989912354,62cyclictest0-21swapper/008:34:140
212989911652,56cyclictest30905-21kernelversion10:19:020
212989911652,56cyclictest30905-21kernelversion10:19:020
212989911338,9cyclictest0-21swapper/012:29:010
212989911338,9cyclictest0-21swapper/012:29:010
21298991114,43cyclictest25869-21/usr/sbin/munin12:34:060
21298991089,42cyclictest20415-21sh11:14:040
21298991089,42cyclictest20415-21sh11:14:040
212989910837,9cyclictest0-21swapper/010:54:080
212989910837,9cyclictest0-21swapper/010:54:080
21298991073,37cyclictest868-21latency10:24:030
212989910530,12cyclictest0-21swapper/012:03:540
21298991043,43cyclictest6975-21latency_hist08:03:400
2090521036,16sleep10-21swapper/107:05:381
2090521036,16sleep10-21swapper/107:05:381
212989910239,13cyclictest25566-21kernelversion08:59:030
21298991014,37cyclictest352-21runrttasks09:15:060
21298991014,37cyclictest352-21runrttasks08:48:560
213049910074,19cyclictest8050-21sh11:55:102
21300999939,53cyclictest0-21swapper/108:44:321
21300999939,53cyclictest0-21swapper/108:44:321
115522990,7sleep3451rcuc/309:34:053
21300999844,46cyclictest0-21swapper/110:54:091
21300999844,46cyclictest0-21swapper/110:54:091
21300999842,49cyclictest13916-21latency_hist12:08:401
21300999837,9cyclictest0-21swapper/111:48:581
21300999731,9cyclictest0-21swapper/108:23:581
21300999731,9cyclictest0-21swapper/108:23:581
21300999641,8cyclictest0-21swapper/107:39:031
21300999640,13cyclictest17996-21fschecks_count11:09:001
21300999637,7cyclictest0-21swapper/107:28:551
21300999636,8cyclictest0-21swapper/107:13:381
21300999636,8cyclictest0-21swapper/107:13:381
21300999548,40cyclictest0-21swapper/107:53:591
21300999538,51cyclictest0-21swapper/109:08:411
2130099953,38cyclictest20018-21latency_hist08:43:401
2130099953,38cyclictest20018-21latency_hist08:43:401
2130099953,37cyclictest28249-21latency_hist07:28:411
21300999530,9cyclictest0-21swapper/107:49:141
21298999565,20cyclictest28006-21latency_hist10:13:400
21300999440,8cyclictest0-21swapper/108:59:101
21300999433,13cyclictest0-21swapper/110:24:121
2130099942,43cyclictest25619-21netstat07:19:051
21300999342,8cyclictest11378-21sh09:34:011
21300999341,12cyclictest6414-21sh09:25:011
21300999339,7cyclictest0-21swapper/108:28:551
21300999335,7cyclictest0-21swapper/107:33:541
2130099933,36cyclictest26850-21grep12:34:141
2130099933,36cyclictest1436-21switchtime07:44:111
2130099933,36cyclictest1436-21switchtime07:44:111
21300999329,11cyclictest0-21swapper/110:46:151
2129899934,35cyclictest10454-21/usr/sbin/munin11:59:170
21304999266,19cyclictest26600-21latency_hist09:03:402
21300999275,11cyclictest0-21swapper/111:14:031
21300999275,11cyclictest0-21swapper/111:14:031
2130099923,35cyclictest25482-21cut11:24:031
2130099923,33cyclictest11630-21latency_hist12:03:401
21300999230,13cyclictest0-21swapper/111:05:201
21300999164,20cyclictest10753-21latency_hist09:33:391
21300999138,7cyclictest0-21swapper/109:10:041
21300999138,7cyclictest0-21swapper/108:53:411
2130099913,37cyclictest28348-21fschecks_count10:14:001
2130099913,32cyclictest6436-21latency_hist10:38:401
2130099913,32cyclictest18443-21latency_hist09:53:401
2130099913,32cyclictest18443-21latency_hist09:53:401
21300999124,15cyclictest27962-21latency_hist10:13:401
21300999121,17cyclictest0-21swapper/111:28:591
2130099904,32cyclictest352-21runrttasks11:54:031
21300999039,7cyclictest0-21swapper/108:18:541
21300999039,7cyclictest0-21swapper/108:18:541
2130099903,31cyclictest23513-21/usr/sbin/munin12:29:121
2130099903,31cyclictest23513-21/usr/sbin/munin12:29:121
2130099902,33cyclictest13056-21tune2fs10:58:591
2130099894,35cyclictest24126-21wc07:14:131
21300998939,7cyclictest0-21swapper/109:14:141
2130099893,35cyclictest18602-21seq12:18:391
2130099893,31cyclictest24369-21timerandwakeup08:54:121
21300998932,10cyclictest0-21swapper/111:44:121
2130099892,33cyclictest23240-21modprobe12:28:371
2129899893,43cyclictest28179-21diskmemload10:16:510
2129899893,19cyclictest9237-21runrttasks09:29:340
21304998862,18cyclictest20098-21apt-key11:13:412
2130099884,31cyclictest6980-21latency_hist08:03:401
2130099884,29cyclictest15348-21latency_hist09:43:411
2130099882,36cyclictest19438-21grep09:54:111
2130099882,34cyclictest30734-21timerwakeupswit11:34:151
2130099882,34cyclictest30734-21timerwakeupswit11:34:151
2130099882,34cyclictest20319-21seq12:21:101
2130099882,33cyclictest7956-21find08:04:111
21298998869,9cyclictest0-21swapper/010:46:150
2130099874,32cyclictest8995-21runrttasks08:08:591
21300998737,9cyclictest23692-21fschecks_time10:04:011
21300998737,9cyclictest23692-21fschecks_time10:04:011
2130099873,35cyclictest31175-21ps10:19:091
2130099873,35cyclictest31175-21ps10:19:091
2130099873,28cyclictest1931-21latency_hist11:43:401
2130099873,28cyclictest1931-21latency_hist11:43:401
2130099872,34cyclictest23689-21grep11:19:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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