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2026-01-21 - 14:49
[ 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 100 highest latencies:
System rackdslot4.osadl.org (updated Wed Jan 21, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227572204172,21sleep20-21swapper/219:06:062
228852203168,23sleep30-21swapper/319:07:403
228462202169,22sleep10-21swapper/119:07:101
230312200167,22sleep00-21swapper/019:09:340
1523821480,6sleep22335899cyclictest23:10:202
121582680,1sleep10-21swapper/123:05:141
138491660,13ptp4l2335999cyclictest22:00:333
78932630,6sleep02335699cyclictest19:40:220
264742600,5sleep326469-21cpuspeed_turbos20:20:123
2335899592,16cyclictest6478-21/usr/sbin/munin22:55:242
2335899592,12cyclictest6742-21sed21:50:142
2335899592,12cyclictest6742-21sed21:50:142
51962570,3sleep00-21swapper/021:45:220
138491550,1ptp4l401ktimersoftd/319:32:523
2335899530,16cyclictest11269-21systemctl00:07:202
2335899512,6cyclictest368-21grep22:40:262
138491510,1ptp4l401ktimersoftd/300:35:293
2335899502,11cyclictest31305-21grep20:30:112
2335899480,7cyclictest1319-21snmpd00:25:192
23357994829,4cyclictest25-21ksoftirqd/119:39:591
2335899473,15cyclictest12322-21cut19:50:182
50798460,2rtkit-daemon506-21rtkit-daemon23:48:191
2335899451,15cyclictest5617-21timerandwakeup23:55:252
2335899451,15cyclictest21315-21/usr/sbin/munin20:10:212
2335899450,15cyclictest6552-21cpu19:40:122
270012440,2sleep00-21swapper/019:15:180
2335899446,8cyclictest24243-21cut19:10:182
2335899442,9cyclictest27436-21ps21:25:232
2335899442,8cyclictest29976-21ps19:20:202
2335899440,7cyclictest15429-21ls22:05:252
2335899430,7cyclictest23839-21apt-get22:25:112
2335899430,16cyclictest0-21swapper/219:16:532
138491430,0ptp4l401ktimersoftd/321:47:073
81142420,3sleep20-21swapper/220:45:272
2335899422,7cyclictest28521-21sshd23:37:422
2335899421,7cyclictest21514-21apt-get23:25:092
23356994228,12cyclictest9-21ksoftirqd/021:35:110
138491420,0ptp4l401ktimersoftd/322:24:423
138491420,0ptp4l401ktimersoftd/321:05:353
138491420,0ptp4l401ktimersoftd/300:22:503
2335899412,7cyclictest4610-21perl22:50:162
23358994113,25cyclictest33-21ksoftirqd/222:00:122
23359994033,3cyclictest13442-21cron20:59:593
2335899403,15cyclictest20369-21mailstats20:05:242
2335899403,15cyclictest20369-21mailstats20:05:242
2335899402,7cyclictest2479-21meminfo20:35:202
2335899401,9cyclictest932-21sshd23:46:202
2335899401,10cyclictest11660-21egrep23:05:102
138491400,1ptp4l401ktimersoftd/323:11:263
2335899393,33cyclictest15899-21sshd19:57:012
2335899392,7cyclictest31476-21df_inode21:35:142
2335899392,16cyclictest9230-21awk21:55:152
138491390,0ptp4l401ktimersoftd/323:40:563
138491390,0ptp4l401ktimersoftd/323:40:563
134991390,1getstats0-21swapper/321:35:403
2335899381,8cyclictest17720-21ps00:20:192
2335899381,7cyclictest17823-21ls22:10:262
2335899380,7cyclictest25967-21grep00:35:262
2335899380,7cyclictest17949-21ps23:15:202
2335899380,7cyclictest12968-21ls20:55:262
138491380,0ptp4l401ktimersoftd/300:35:003
23359993732,3cyclictest41-21ksoftirqd/322:50:003
2335899374,8cyclictest2985-21ptp4l-jitter22:45:242
2335899371,7cyclictest14446-21ps21:00:192
2335899371,10cyclictest1319-21snmpd22:30:172
23357993732,3cyclictest5025-21uname23:55:191
23356993730,5cyclictest9-21ksoftirqd/000:07:270
23356993712,3cyclictest16469-21expr21:05:140
23359993630,4cyclictest41-21ksoftirqd/321:40:193
23359993630,4cyclictest41-21ksoftirqd/319:59:303
23358993631,3cyclictest33-21ksoftirqd/223:31:302
23358993631,3cyclictest33-21ksoftirqd/220:20:102
23358993631,3cyclictest33-21ksoftirqd/220:15:502
2335899361,7cyclictest20837-21apt-get22:20:002
2335899361,15cyclictest28744-21/usr/sbin/munin22:35:162
23357993630,4cyclictest25-21ksoftirqd/123:01:081
23357993630,4cyclictest25-21ksoftirqd/100:19:441
23357993629,5cyclictest25-21ksoftirqd/119:56:031
23356993631,3cyclictest9-21ksoftirqd/021:20:000
23356993630,4cyclictest9-21ksoftirqd/019:54:060
23359993530,3cyclictest41-21ksoftirqd/319:45:013
2335899354,7cyclictest33-21ksoftirqd/200:17:082
2335899352,4cyclictest0-21swapper/223:03:042
23357993530,3cyclictest25-21ksoftirqd/123:50:221
23357993530,3cyclictest25-21ksoftirqd/120:42:171
23357993530,3cyclictest25-21ksoftirqd/100:10:111
23357993529,4cyclictest25-21ksoftirqd/123:36:191
23357993529,4cyclictest25-21ksoftirqd/123:17:101
23357993529,4cyclictest25-21ksoftirqd/122:49:091
23357993529,4cyclictest25-21ksoftirqd/122:42:551
23357993529,4cyclictest25-21ksoftirqd/120:24:441
23356993529,4cyclictest9-21ksoftirqd/023:16:440
23359993428,4cyclictest41-21ksoftirqd/321:21:143
23359993428,4cyclictest41-21ksoftirqd/320:05:083
23359993428,4cyclictest41-21ksoftirqd/320:05:083
23359993428,4cyclictest41-21ksoftirqd/319:21:313
23359993428,4cyclictest41-21ksoftirqd/300:01:403
23359993427,4cyclictest41-21ksoftirqd/322:15:463
23359993427,4cyclictest41-21ksoftirqd/319:48:513
23358993429,3cyclictest33-21ksoftirqd/220:50:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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