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2025-06-23 - 03:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack7slot8.osadl.org (updated Sun Jun 22, 2025 02:44:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23826221531,56sleep00-21swapper/019:09:500
1216421065,12sleep01356-21snmpd20:30:330
239129910279,14cyclictest0-21swapper/019:10:040
2873821005,13sleep028736-21users23:41:380
191142975,11sleep019117-21df_inode23:05:210
23912999567,13cyclictest101ktimersoftd/022:17:060
23912999452,27cyclictest101ktimersoftd/000:35:270
23912999351,26cyclictest101ktimersoftd/023:47:110
2391299928,21cyclictest6102-21wget00:20:160
23912999232,45cyclictest101ktimersoftd/022:07:080
23912999230,43cyclictest24149-21fw_forwarded_lo23:25:290
23912999134,41cyclictest0-21swapper/020:45:060
23912999045,30cyclictest3650irq/20-4900000023:34:030
23912998846,13cyclictest101ktimersoftd/022:03:420
23912998839,15cyclictest10250irq/56-4a10000021:18:380
23912998745,27cyclictest3650irq/20-4900000020:55:270
23912998643,13cyclictest10250irq/56-4a10000022:13:500
23912998641,28cyclictest3650irq/20-4900000023:55:280
23912998628,41cyclictest1336-21runrttasks19:37:070
23912998555,13cyclictest10150irq/55-4a10000023:35:300
23912998542,28cyclictest3650irq/20-4900000022:40:020
23912998522,20cyclictest3067-21latency_hist19:55:030
23912998458,12cyclictest101ktimersoftd/022:51:420
23912998438,30cyclictest101ktimersoftd/021:05:440
23912998429,44cyclictest0-21swapper/000:05:330
23912998353,13cyclictest10150irq/55-4a10000021:10:440
23912998352,13cyclictest10150irq/55-4a10000021:45:270
23912998321,16cyclictest25512-21latency_hist21:25:030
75212826,63sleep07523-21fw_forwarded_lo00:25:300
23912998262,9cyclictest101ktimersoftd/019:40:320
23912998258,10cyclictest101ktimersoftd/020:17:110
23912998246,17cyclictest14458-21wget20:40:210
23912998244,26cyclictest3650irq/20-4900000020:50:310
23912998162,12cyclictest101ktimersoftd/000:14:110
23912998144,26cyclictest0-21swapper/000:30:250
23912998136,28cyclictest9728-21runrttasks22:27:120
23912998131,14cyclictest1356-21snmpd19:17:070
23912998130,39cyclictest0-21swapper/023:10:320
23912998130,31cyclictest29732-21dpkg21:40:180
23912998051,13cyclictest10150irq/55-4a10000021:40:020
23912998047,25cyclictest0-21swapper/023:15:240
23912998034,36cyclictest30126-21http19:35:030
23912998011,30cyclictest1424-21nginx20:38:340
23912997960,12cyclictest101ktimersoftd/022:30:340
23912997950,12cyclictest10150irq/55-4a10000000:15:230
23912997949,14cyclictest10150irq/55-4a10000021:00:250
23912997948,14cyclictest3193-21/usr/sbin/munin19:55:140
23912997945,25cyclictest0-21swapper/020:10:110
23912997944,18cyclictest10150irq/55-4a10000022:20:290
23912997930,30cyclictest5844-21cpu20:05:170
23912997921,44cyclictest10250irq/56-4a10000019:23:160
2391299788,20cyclictest1356-21snmpd21:29:080
2391299787,22cyclictest1336-21runrttasks20:21:540
23912997847,13cyclictest10150irq/55-4a10000022:40:310
23912997844,17cyclictest31628-21runrttasks23:51:420
23912997842,25cyclictest0-21swapper/021:30:280
23912997835,28cyclictest3650irq/20-4900000000:00:110
23912997827,32cyclictest10834-21cpu20:25:170
23912997752,16cyclictest909-21/usr/sbin/munin19:45:270
23912997747,13cyclictest10150irq/55-4a10000020:00:260
23912997657,11cyclictest101ktimersoftd/021:55:480
23912997647,14cyclictest10150irq/55-4a10000023:02:170
23912997551,10cyclictest101ktimersoftd/023:20:370
23912997545,13cyclictest10150irq/55-4a10000022:48:560
23912997447,13cyclictest10150irq/55-4a10000021:50:310
23912997445,13cyclictest10150irq/55-4a10000022:55:430
23912997355,10cyclictest101ktimersoftd/019:25:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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