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2026-03-04 - 19:46
[ 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
Characteristics of the 100 highest latencies:
System rackdslot1.osadl.org (updated Wed Mar 04, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2751122040,5sleep20-21swapper/207:05:252
443321770,5sleep12822699cyclictest12:05:191
844521710,6sleep12822699cyclictest12:15:131
844521710,6sleep12822699cyclictest12:15:131
2822699741,3cyclictest9287-21/usr/sbin/munin09:55:241
134491670,25ptp4l1016-21iostat07:20:153
2822699660,62cyclictest15551-21meminfo07:50:201
2822699620,3cyclictest30109-21/usr/sbin/munin10:40:261
134491620,4ptp4l10277-21apt-get11:10:123
134491610,4ptp4l0-21swapper/008:15:110
134491600,5ptp4l0-21swapper/108:55:191
134491600,4ptp4l0-21swapper/008:35:250
134491590,4ptp4l0-21swapper/311:20:003
134491590,4ptp4l0-21swapper/310:12:233
134491590,4ptp4l0-21swapper/308:02:533
134491590,4ptp4l0-21swapper/110:17:131
134491590,3ptp4l0-21swapper/108:53:011
134491580,4ptp4l29921-21ntp_states09:30:210
134491580,4ptp4l0-21swapper/108:44:071
134491580,4ptp4l0-21swapper/008:51:030
2822699570,4cyclictest7453-21vmstat12:10:271
161682570,7sleep22822799cyclictest07:50:262
134491570,4ptp4l0-21swapper/311:48:513
134491570,4ptp4l0-21swapper/212:23:022
134491570,4ptp4l0-21swapper/210:00:262
134491570,4ptp4l0-21swapper/012:25:210
134491570,3ptp4l0-21swapper/111:20:491
2822699560,3cyclictest10539-21/usr/sbin/munin07:40:171
134491560,4ptp4l0-21swapper/211:10:242
134491560,4ptp4l0-21swapper/007:51:420
134491560,3ptp4l0-21swapper/212:05:142
134491560,3ptp4l0-21swapper/211:38:352
134491560,3ptp4l0-21swapper/107:59:561
134491560,3ptp4l0-21swapper/011:34:270
134491560,3ptp4l0-21swapper/010:24:430
28227995525,3cyclictest33-21ksoftirqd/207:55:202
134491550,4ptp4l0-21swapper/008:55:290
134491550,3ptp4l0-21swapper/109:39:561
134491540,4ptp4l0-21swapper/310:33:283
134491540,4ptp4l0-21swapper/310:24:253
134491540,4ptp4l0-21swapper/212:03:072
134491540,4ptp4l0-21swapper/211:20:372
134491540,4ptp4l0-21swapper/010:48:500
134491540,4ptp4l0-21swapper/010:15:320
134491540,3ptp4l0-21swapper/312:20:353
28227995320,5cyclictest33-21ksoftirqd/212:25:252
134491530,5ptp4l0-21swapper/307:09:303
134491530,4ptp4l0-21swapper/311:02:033
134491530,4ptp4l0-21swapper/309:16:353
134491530,4ptp4l0-21swapper/210:05:252
134491530,4ptp4l0-21swapper/209:47:032
134491530,4ptp4l0-21swapper/011:25:450
134491530,3ptp4l0-21swapper/208:30:432
134491530,3ptp4l0-21swapper/108:10:211
134491530,3ptp4l0-21swapper/107:14:021
134491530,3ptp4l0-21swapper/107:14:021
28227995220,5cyclictest33-21ksoftirqd/210:10:232
2822699520,3cyclictest31159-21grep10:45:121
134491520,4ptp4l0-21swapper/310:52:343
134491520,4ptp4l0-21swapper/012:09:280
134491520,4ptp4l0-21swapper/007:32:460
134491520,3ptp4l30556-21apt-get07:15:120
134491520,3ptp4l0-21swapper/311:31:003
134491520,3ptp4l0-21swapper/007:49:120
134491520,2ptp4l28224-21cyclictest12:15:292
134491520,2ptp4l28224-21cyclictest12:15:292
134491510,3ptp4l0-21swapper/310:43:593
134491510,3ptp4l0-21swapper/212:39:002
134491510,3ptp4l0-21swapper/108:02:271
28227995018,5cyclictest33-21ksoftirqd/210:55:142
28227995018,5cyclictest33-21ksoftirqd/210:55:142
28227995018,4cyclictest33-21ksoftirqd/211:04:092
28227995017,4cyclictest33-21ksoftirqd/210:29:122
28227995011,6cyclictest33-21ksoftirqd/211:30:162
2822699500,3cyclictest23251-21awk11:35:231
186762500,5sleep10-21swapper/112:35:241
134491500,4ptp4l0-21swapper/311:28:193
134491500,4ptp4l0-21swapper/207:37:332
134491500,2ptp4l0-21swapper/011:55:210
28227994919,4cyclictest33-21ksoftirqd/209:25:012
134491490,4ptp4l0-21swapper/312:27:543
134491490,4ptp4l0-21swapper/308:27:403
134491490,4ptp4l0-21swapper/110:54:491
134491490,4ptp4l0-21swapper/010:44:560
2822799487,8cyclictest33-21ksoftirqd/209:00:212
2822799487,8cyclictest33-21ksoftirqd/209:00:212
28227994831,16cyclictest33-21ksoftirqd/210:55:002
28227994820,6cyclictest33-21ksoftirqd/209:55:002
28227994819,3cyclictest33-21ksoftirqd/210:22:262
28227994818,3cyclictest33-21ksoftirqd/207:15:172
28227994816,4cyclictest33-21ksoftirqd/208:22:392
28227994814,4cyclictest33-21ksoftirqd/208:36:592
28227994812,4cyclictest33-21ksoftirqd/208:15:212
134491480,4ptp4l0-21swapper/312:35:213
134491480,4ptp4l0-21swapper/011:02:560
134491480,4ptp4l0-21swapper/009:59:320
134491480,3ptp4l0-21swapper/309:59:203
134491480,3ptp4l0-21swapper/111:45:491
134491480,3ptp4l0-21swapper/107:28:121
28227994715,4cyclictest33-21ksoftirqd/208:40:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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