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2025-12-05 - 10:48
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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 rackdslot3.osadl.org (updated Fri Dec 05, 2025 00:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109922209162,35sleep00-21swapper/019:07:590
90122203169,23sleep10-21swapper/119:05:061
90152202168,22sleep30-21swapper/319:05:083
109942202168,23sleep20-21swapper/219:08:012
1764721170,4sleep21144399cyclictest19:20:232
11441996432,3cyclictest9-21ksoftirqd/020:20:000
11442996228,9cyclictest25-21ksoftirqd/122:15:011
11442996228,10cyclictest25-21ksoftirqd/122:30:231
263992600,3sleep31144499cyclictest00:10:053
263992600,3sleep31144499cyclictest00:10:053
11442996028,8cyclictest25-21ksoftirqd/119:25:001
11442996023,8cyclictest25-21ksoftirqd/122:20:011
11442996022,8cyclictest25-21ksoftirqd/121:50:001
11442995924,8cyclictest25-21ksoftirqd/100:39:591
11442995917,8cyclictest25-21ksoftirqd/122:45:161
11442995825,9cyclictest25-21ksoftirqd/123:50:011
11442995823,7cyclictest25-21ksoftirqd/120:15:181
11442995726,10cyclictest25-21ksoftirqd/121:50:131
11442995724,4cyclictest25-21ksoftirqd/100:25:241
11442995721,10cyclictest25-21ksoftirqd/121:15:151
11442995719,8cyclictest25-21ksoftirqd/119:35:141
11442995716,9cyclictest25-21ksoftirqd/123:10:261
11442995715,9cyclictest25-21ksoftirqd/123:05:171
11441995625,4cyclictest9-21ksoftirqd/023:25:270
11444995520,4cyclictest41-21ksoftirqd/323:00:233
11442995515,8cyclictest25-21ksoftirqd/100:20:211
11441995521,4cyclictest9-21ksoftirqd/020:55:020
11442995422,6cyclictest25-21ksoftirqd/120:30:311
11442995421,8cyclictest25-21ksoftirqd/121:40:141
11441995424,4cyclictest9-21ksoftirqd/023:20:270
11441995423,3cyclictest9-21ksoftirqd/021:45:000
11441995418,7cyclictest9-21ksoftirqd/021:55:010
1144499530,9cyclictest13216-21hddtemp_smartct22:35:183
11442995321,9cyclictest25-21ksoftirqd/123:15:131
11442995315,9cyclictest25-21ksoftirqd/120:35:181
203152520,4sleep220320-21fschecks_time22:50:172
136991520,1ptp4l391rcuc/321:40:403
11444995221,7cyclictest41-21ksoftirqd/323:29:313
11444995220,8cyclictest41-21ksoftirqd/300:27:073
1144299526,3cyclictest25-21ksoftirqd/119:10:241
11442995219,10cyclictest25-21ksoftirqd/100:10:021
11442995219,10cyclictest25-21ksoftirqd/100:10:021
11442995216,7cyclictest25-21ksoftirqd/122:05:271
11442995215,9cyclictest25-21ksoftirqd/119:25:161
11441995222,4cyclictest9-21ksoftirqd/023:00:200
11441995221,4cyclictest9-21ksoftirqd/023:10:000
11441995220,3cyclictest9-21ksoftirqd/023:10:300
11441995217,4cyclictest9-21ksoftirqd/000:00:000
11444995121,3cyclictest41-21ksoftirqd/319:24:163
11442995117,9cyclictest25-21ksoftirqd/123:40:001
11442995117,9cyclictest25-21ksoftirqd/123:40:001
11441995121,4cyclictest9-21ksoftirqd/022:10:210
1144299506,7cyclictest25-21ksoftirqd/100:10:001
11442995021,10cyclictest25-21ksoftirqd/122:35:151
11442995019,9cyclictest25-21ksoftirqd/100:30:541
11442995019,4cyclictest25-21ksoftirqd/123:25:221
11442995013,10cyclictest25-21ksoftirqd/121:30:201
11441995022,4cyclictest9-21ksoftirqd/021:10:270
11441995022,3cyclictest9-21ksoftirqd/000:25:340
11441995021,4cyclictest9-21ksoftirqd/020:05:280
11441995020,4cyclictest9-21ksoftirqd/021:55:270
1144299492,8cyclictest25-21ksoftirqd/100:00:001
11442994919,10cyclictest25-21ksoftirqd/100:00:261
11442994917,8cyclictest25-21ksoftirqd/121:00:251
11442994915,8cyclictest25-21ksoftirqd/123:30:151
11442994915,10cyclictest25-21ksoftirqd/120:25:211
11442994911,6cyclictest25-21ksoftirqd/119:45:191
11441994920,4cyclictest9-21ksoftirqd/019:20:200
11441994920,3cyclictest9-21ksoftirqd/023:40:140
11441994920,3cyclictest9-21ksoftirqd/023:40:140
11441994919,4cyclictest9-21ksoftirqd/022:55:160
11441994919,4cyclictest9-21ksoftirqd/021:15:230
11441994919,4cyclictest9-21ksoftirqd/020:30:260
11441994919,3cyclictest9-21ksoftirqd/022:40:000
11441994919,3cyclictest9-21ksoftirqd/021:10:000
11441994917,4cyclictest9-21ksoftirqd/020:25:140
1144499487,4cyclictest41-21ksoftirqd/300:36:193
1144499483,7cyclictest30964-21cstates22:05:163
1144299487,2cyclictest25-21ksoftirqd/122:40:291
1144299485,2cyclictest10290-21idleruntime-cro20:15:001
11442994821,11cyclictest25-21ksoftirqd/122:25:251
11442994817,4cyclictest25-21ksoftirqd/121:27:311
11441994821,4cyclictest9-21ksoftirqd/000:10:010
11441994821,4cyclictest9-21ksoftirqd/000:10:010
11441994820,3cyclictest9-21ksoftirqd/023:15:150
11441994816,4cyclictest9-21ksoftirqd/020:40:000
11441994815,4cyclictest9-21ksoftirqd/022:30:290
11441994815,4cyclictest9-21ksoftirqd/000:15:140
1144499478,4cyclictest41-21ksoftirqd/319:12:093
1144299476,2cyclictest25-21ksoftirqd/121:05:291
11442994736,2cyclictest25-21ksoftirqd/122:00:151
11442994719,4cyclictest25-21ksoftirqd/119:40:111
1144299470,10cyclictest25-21ksoftirqd/121:55:181
11441994719,4cyclictest9-21ksoftirqd/020:20:210
11441994719,3cyclictest9-21ksoftirqd/023:50:230
11441994719,3cyclictest9-21ksoftirqd/021:45:170
11441994716,4cyclictest9-21ksoftirqd/020:10:150
1144399462,42cyclictest28567-21grep00:14:592
1144399462,42cyclictest28567-21grep00:14:592
11442994625,10cyclictest25-21ksoftirqd/120:55:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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