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2026-03-01 - 21:49
[ 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 50 highest latencies:
System rackdslot1.osadl.org (updated Sun Mar 01, 2026 12:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1495996712,10cyclictest12413-21ntp_kernel_pll_11:00:220
134491670,4ptp4l0-21swapper/109:25:191
134491670,4ptp4l0-21swapper/109:25:191
134491650,20ptp4l28217-21irqstats09:15:191
149599628,11cyclictest2347-21wc11:50:140
1495996214,11cyclictest20357-21taskset11:18:410
134491620,4ptp4l0-21swapper/310:50:133
1495996114,11cyclictest11153-21taskset12:09:160
1495996112,10cyclictest6497-21turbostat.cron09:39:550
1495996110,10cyclictest25007-21/usr/sbin/munin09:10:230
149599609,11cyclictest24448-21sed11:25:250
149599608,9cyclictest23494-21proc_pri07:55:220
149599608,11cyclictest18203-21latency_hist10:05:000
1495996014,10cyclictest24594-21taskset09:07:510
134491600,3ptp4l0-21swapper/107:30:191
1495995913,12cyclictest10635-21taskset08:38:480
1495995911,11cyclictest8517-21runrttasks10:52:050
1495995814,10cyclictest12729-21taskset07:33:370
134491580,4ptp4l0-21swapper/009:45:190
1495995713,10cyclictest8215-21taskset08:32:140
134491570,3ptp4l0-21swapper/112:20:471
134491570,3ptp4l0-21swapper/109:10:241
149599568,46cyclictest0-21swapper/012:35:140
1495995617,36cyclictest7347-21iostat_ios09:40:170
1495995612,11cyclictest3924-21seq09:31:280
1495995611,41cyclictest19694-21awk08:55:260
134491560,4ptp4l0-21swapper/311:10:303
134491560,4ptp4l0-21swapper/111:53:031
134491560,4ptp4l0-21swapper/109:20:191
149599559,15cyclictest28653-21ntp_states10:25:220
1495995515,10cyclictest27233-21taskset11:32:300
1495995514,10cyclictest22529-21runrttasks10:13:560
1495995513,39cyclictest5053-21memory08:25:210
1495995510,10cyclictest14286-21idleruntime11:05:140
134491550,4ptp4l0-21swapper/311:50:023
134491550,4ptp4l0-21swapper/108:05:251
134491550,2ptp4l0-21swapper/107:36:251
264022540,4sleep10-21swapper/110:20:231
1495995413,10cyclictest15548-21taskset09:58:010
134491540,4ptp4l0-21swapper/111:48:501
134491540,3ptp4l12341-21runrttasks11:00:213
134491540,19ptp4l15192-21users08:45:291
134491540,14ptp4l310-21ps07:05:241
149599538,6cyclictest137891phc2sys12:25:130
149599534,46cyclictest1535-21latency_hist08:20:000
1495995316,10cyclictest22324-21taskset09:03:120
1495995314,10cyclictest31595-21taskset10:31:240
1495995313,9cyclictest24700-21taskset10:17:190
134491530,4ptp4l0-21swapper/110:57:591
134491530,4ptp4l0-21swapper/108:12:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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