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2026-06-07 - 05:23
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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 rack1slot3.osadl.org (updated Sun Jun 07, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162367199140,12cyclictest0-21swapper/320:20:123
162367199130,11cyclictest0-21swapper/323:50:113
162367199130,11cyclictest0-21swapper/323:35:133
162367199130,11cyclictest0-21swapper/322:55:113
162367199130,11cyclictest0-21swapper/320:45:123
162367199120,8cyclictest0-21swapper/300:10:143
162367199120,11cyclictest0-21swapper/322:40:133
162367199120,11cyclictest0-21swapper/322:35:023
162367199120,11cyclictest0-21swapper/319:45:003
162367199120,11cyclictest0-21swapper/319:20:123
162367199120,11cyclictest0-21swapper/319:10:123
162367199120,11cyclictest0-21swapper/300:00:003
1623671991111,0cyclictest0-21swapper/321:20:133
1623671991110,0cyclictest0-21swapper/323:20:183
1623671991110,0cyclictest0-21swapper/322:30:113
1623671991110,0cyclictest0-21swapper/321:50:153
1623671991110,0cyclictest0-21swapper/319:30:113
162367199110,10cyclictest0-21swapper/320:55:123
162367199110,10cyclictest0-21swapper/320:10:123
162367199110,10cyclictest0-21swapper/300:35:183
162367199110,0cyclictest0-21swapper/320:50:133
162367199109,0cyclictest0-21swapper/322:15:133
162367199109,0cyclictest0-21swapper/321:55:143
162367199109,0cyclictest0-21swapper/321:00:133
1623671991010,0cyclictest0-21swapper/323:05:193
1623671991010,0cyclictest0-21swapper/321:35:103
1623671991010,0cyclictest0-21swapper/321:30:193
1623671991010,0cyclictest0-21swapper/319:50:183
1623671991010,0cyclictest0-21swapper/319:49:593
162367199100,9cyclictest0-21swapper/320:40:163
16236719999,0cyclictest0-21swapper/323:15:183
16236719999,0cyclictest0-21swapper/322:05:123
16236719999,0cyclictest0-21swapper/322:00:163
16236719999,0cyclictest0-21swapper/321:27:203
16236719999,0cyclictest0-21swapper/321:10:163
16236719999,0cyclictest0-21swapper/321:05:123
16236719999,0cyclictest0-21swapper/320:05:173
16236719999,0cyclictest0-21swapper/319:40:003
16236719999,0cyclictest0-21swapper/319:20:013
16236719999,0cyclictest0-21swapper/300:25:183
16236719999,0cyclictest0-21swapper/300:05:143
16236719998,0cyclictest0-21swapper/323:43:383
16236719998,0cyclictest0-21swapper/319:25:153
16236719998,0cyclictest0-21swapper/300:17:213
16236719990,8cyclictest0-21swapper/300:25:013
16236719990,0cyclictest0-21swapper/323:30:123
16236719990,0cyclictest0-21swapper/320:00:183
1623380291,5sleep30-21swapper/319:07:583
16236719988,0cyclictest0-21swapper/323:00:163
16236719988,0cyclictest0-21swapper/322:25:123
16236719977,0cyclictest0-21swapper/320:25:003
16236719977,0cyclictest0-21swapper/300:31:203
16236719976,0cyclictest0-21swapper/321:40:133
16236719970,6cyclictest0-21swapper/323:28:563
1630485263,2sleep11630561-21cat19:25:151
16236719966,0cyclictest0-21swapper/322:50:143
16236719965,0cyclictest0-21swapper/320:15:133
16236719965,0cyclictest0-21swapper/300:04:313
16236719955,0cyclictest0-21swapper/323:45:213
16236719955,0cyclictest0-21swapper/322:10:313
16236719954,0cyclictest0-21swapper/323:10:113
16236719954,0cyclictest0-21swapper/322:45:183
16236719954,0cyclictest0-21swapper/322:20:193
16236719954,0cyclictest0-21swapper/321:18:173
16236719950,5cyclictest0-21swapper/320:30:193
1622293251,2sleep21622336-21basename19:05:132
16236719940,3cyclictest1686053-21chrt21:45:153
16236719940,3cyclictest1641883-21chrt19:55:133
1621998240,2sleep11622292-21expr19:05:131
1738340230,1sleep20-21swapper/223:50:112
1727656231,1sleep1606-21avahi-daemon23:25:021
1710693230,1sleep21710719-21apt-get22:45:122
1664558230,1sleep21664566-21apt-get20:55:002
1630057230,1sleep21630083-21apt-get19:25:122
16236719930,2cyclictest0-21swapper/320:35:123
1621899231,1sleep00-21swapper/019:05:120
1754943220,0sleep00-21swapper/000:28:210
1752603220,1sleep00-21swapper/000:22:470
1750294220,0sleep00-21swapper/000:17:080
1743349220,0sleep00-21swapper/000:00:190
1742244220,0sleep00-21swapper/023:59:590
1736010220,1sleep00-21swapper/023:45:020
1725158220,2sleep11725160-21ssh23:16:331
1708350220,0sleep00-21swapper/022:40:140
1707966220,1sleep00-21swapper/022:39:060
1699842220,1sleep2328-21plymouthd22:20:142
1697376220,1sleep11697378-21cron22:15:011
1696596220,1sleep00-21swapper/022:10:200
1693899220,1sleep00-21swapper/022:05:150
1690708220,0sleep00-21swapper/021:56:270
1685767220,1sleep11685901-21awk21:45:151
1644321220,1sleep11644492-21grep20:00:161
1643833220,1sleep21644026-21cat20:00:132
1640393220,1sleep01640536-21sed19:50:140
1638453220,1sleep11638605-21memory19:45:161
1636575220,1sleep10-21swapper/119:40:161
1757470210,0sleep00-21swapper/000:35:130
1757062210,0sleep10-21swapper/100:33:411
1755387210,0sleep0328-21plymouthd00:30:120
1753462210,0sleep20-21swapper/200:25:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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