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2026-01-30 - 23:10
[ 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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Fri Jan 30, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25994997426,6cyclictest25-21ksoftirqd/110:10:241
25993997329,5cyclictest9-21ksoftirqd/010:29:460
25994997228,4cyclictest25-21ksoftirqd/111:25:281
2599699718,61cyclictest0-21swapper/308:35:263
25994997139,3cyclictest25-21ksoftirqd/109:15:001
25994997126,4cyclictest25-21ksoftirqd/111:55:241
25996996910,14cyclictest0-21swapper/309:20:003
25994996929,3cyclictest25-21ksoftirqd/110:40:241
25993996932,5cyclictest9-21ksoftirqd/010:15:000
25996996812,11cyclictest4010-21cut11:00:193
25996996810,17cyclictest0-21swapper/310:04:593
25994996823,5cyclictest25-21ksoftirqd/111:45:271
2599699677,11cyclictest17236-21cat12:40:003
25994996732,3cyclictest25-21ksoftirqd/110:20:121
25996996611,11cyclictest22026-21fschecks_count09:20:143
25994996632,7cyclictest25-21ksoftirqd/109:15:181
25993996634,7cyclictest9-21ksoftirqd/010:40:010
2599699658,13cyclictest30997-21tune2fs07:20:153
2599699658,13cyclictest30997-21tune2fs07:20:153
25996996513,12cyclictest28051-21chrt08:24:263
25996996510,12cyclictest3236-21cat10:59:593
25994996532,9cyclictest25-21ksoftirqd/111:35:141
25994996529,8cyclictest25-21ksoftirqd/107:15:191
2599699649,10cyclictest5361-21grep07:35:143
25994996429,6cyclictest25-21ksoftirqd/108:10:161
25993996431,3cyclictest9-21ksoftirqd/011:25:000
25993996424,4cyclictest9-21ksoftirqd/011:30:140
187172640,3sleep30-21swapper/311:30:273
315112630,3sleep10-21swapper/109:40:171
2599699637,10cyclictest0-21swapper/310:40:003
2599699637,10cyclictest0-21swapper/310:10:263
25996996312,11cyclictest5100-21chrt09:53:473
25996996310,11cyclictest8845-21mailstats07:40:243
25996996310,11cyclictest0-21swapper/309:45:233
25994996334,4cyclictest25-21ksoftirqd/111:15:131
25994996332,7cyclictest25-21ksoftirqd/108:25:261
25994996328,2cyclictest25-21ksoftirqd/112:25:141
25994996327,9cyclictest25-21ksoftirqd/109:04:591
25994996322,4cyclictest25-21ksoftirqd/111:20:151
25993996331,4cyclictest9-21ksoftirqd/009:15:010
25993996322,6cyclictest9-21ksoftirqd/008:25:130
134491630,5ptp4l0-21swapper/209:41:342
2599699629,12cyclictest11571-21sed10:05:263
25996996213,11cyclictest596-21taskset12:03:093
25996996213,11cyclictest596-21taskset12:03:093
25996996212,16cyclictest6256-21sed09:55:183
25996996210,11cyclictest17398-21irqrtprio08:00:203
25993996218,8cyclictest9-21ksoftirqd/011:10:150
2599699619,11cyclictest23131-21timerandwakeup10:30:263
2599699619,10cyclictest0-21swapper/309:40:173
2599699617,10cyclictest24017-21sed08:15:153
2599699616,11cyclictest12459-21cat12:29:593
25996996113,11cyclictest29281-21chrt07:15:223
25996996110,10cyclictest18594-21sed09:10:243
25994996133,8cyclictest25-21ksoftirqd/112:05:141
25994996131,3cyclictest25-21ksoftirqd/108:00:201
25994996126,3cyclictest25-21ksoftirqd/107:50:131
25994996120,6cyclictest25-21ksoftirqd/107:30:191
25993996133,4cyclictest9-21ksoftirqd/008:05:130
25993996131,4cyclictest9-21ksoftirqd/009:50:220
25993996125,4cyclictest9-21ksoftirqd/010:25:010
134491610,4ptp4l0-21swapper/210:25:152
2599699608,10cyclictest32332-21timerandwakeup08:30:273
2599699608,10cyclictest16078-21ntp_kernel_pll_11:25:233
2599699607,11cyclictest26139-21grep07:10:203
2599699606,11cyclictest14170-21cat11:20:263
2599699606,11cyclictest0-21swapper/308:05:263
25996996012,11cyclictest7014-21systemctl11:05:223
25996996010,7cyclictest30496-21vmstat10:45:303
25996996010,16cyclictest19583-21apt-get11:35:113
25994996030,4cyclictest25-21ksoftirqd/108:35:121
25993996031,9cyclictest9-21ksoftirqd/009:55:150
25993996024,3cyclictest9-21ksoftirqd/007:50:270
134491600,5ptp4l0-21swapper/107:06:381
2599699599,11cyclictest4389-21wc07:30:303
2599699598,9cyclictest1006-21/usr/sbin/munin12:05:243
2599699596,14cyclictest10285-21/usr/sbin/munin11:15:143
2599699596,11cyclictest14165-21timerandwakeup12:30:273
25994995928,6cyclictest25-21ksoftirqd/108:30:171
25994995920,7cyclictest25-21ksoftirqd/109:25:151
25993995926,3cyclictest9-21ksoftirqd/011:15:200
25993995921,4cyclictest9-21ksoftirqd/007:35:010
134491590,3ptp4l14493-21apt-get07:55:102
2599699589,11cyclictest4435-21needreboot12:10:213
2599699588,9cyclictest26117-21latency_hist09:30:003
2599699588,11cyclictest18629-21date10:20:253
2599699587,9cyclictest10408-21grep08:55:153
2599699587,9cyclictest0-21swapper/307:25:303
2599699586,12cyclictest7983-21/usr/sbin/munin11:10:253
2599699585,11cyclictest0-21swapper/310:40:143
25996995811,9cyclictest29201-21sed09:35:173
25994995826,6cyclictest25-21ksoftirqd/112:00:201
25994995826,6cyclictest25-21ksoftirqd/112:00:191
25994995826,6cyclictest25-21ksoftirqd/108:15:251
25993995828,3cyclictest9-21ksoftirqd/007:45:170
25993995825,3cyclictest9-21ksoftirqd/010:50:190
2599699579,9cyclictest29983-21awk08:25:263
2599699579,12cyclictest15157-21perl09:05:153
2599699578,9cyclictest16057-21sed07:55:273
2599699578,9cyclictest0-21swapper/310:50:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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