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2026-03-25 - 17:41
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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 the 50 highest latencies:
System rackbslot6.osadl.org (updated Wed Mar 25, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2240221710,5sleep0297699cyclictest12:46:320
628921620,4sleep2298899cyclictest09:17:292
1266821590,5sleep1298099cyclictest13:08:371
106891950,4ptp4l401ktimersoftd/308:07:013
304882660,2sleep230487-21fschecks_count13:27:252
308142640,5sleep1298099cyclictest09:02:221
22972640,5sleep0297699cyclictest10:46:590
299399600,22cyclictest22829-21mailstats12:12:313
299399581,23cyclictest16267-21python11:32:303
299399580,24cyclictest30485-21chrt12:53:413
299399580,24cyclictest30485-21chrt12:53:413
2980995828,7cyclictest25-21ksoftirqd/113:27:101
299399571,25cyclictest9148-21taskset09:24:183
2980995717,6cyclictest25-21ksoftirqd/111:52:351
153202570,3sleep20-21swapper/212:37:422
299399561,23cyclictest20232-21sh12:42:463
299399560,25cyclictest17837-21sh12:42:033
299399560,24cyclictest12139-21sh10:56:453
299399554,19cyclictest0-21swapper/310:18:183
299399551,24cyclictest30418-21sh11:14:003
299399551,24cyclictest30418-21sh11:14:003
299399550,23cyclictest590-21sh10:44:063
2988995547,4cyclictest33-21ksoftirqd/212:22:192
2976995419,4cyclictest9-21ksoftirqd/008:45:060
299399531,29cyclictest13797-21taskset11:31:023
299399531,21cyclictest26544-21strings08:52:233
299399530,23cyclictest10487-21taskset08:19:193
2980995324,7cyclictest25-21ksoftirqd/111:02:341
2980995324,7cyclictest25-21ksoftirqd/111:02:341
299399521,24cyclictest25206-21sh11:08:213
298099524,10cyclictest25-21ksoftirqd/113:22:101
2980995224,7cyclictest25-21ksoftirqd/110:22:241
2976995216,10cyclictest9-21ksoftirqd/010:27:230
60422510,2sleep20-21swapper/210:49:382
2980995134,4cyclictest25-21ksoftirqd/109:57:271
2980995125,4cyclictest25-21ksoftirqd/110:42:221
2980995123,7cyclictest25-21ksoftirqd/110:02:181
2980995123,7cyclictest25-21ksoftirqd/109:27:181
2980995123,7cyclictest25-21ksoftirqd/109:27:181
299399500,24cyclictest10956-21taskset12:33:373
2980995021,7cyclictest25-21ksoftirqd/113:32:221
297699507,10cyclictest9-21ksoftirqd/012:57:230
297699507,10cyclictest9-21ksoftirqd/012:37:200
297699506,9cyclictest9-21ksoftirqd/013:32:300
2976995013,9cyclictest9-21ksoftirqd/011:42:200
72524928,9sleep20-21swapper/208:02:122
298099493,8cyclictest16191-21munin-run12:07:081
2980994935,3cyclictest25-21ksoftirqd/111:07:221
2980994924,4cyclictest25-21ksoftirqd/108:27:151
2980994923,4cyclictest25-21ksoftirqd/112:12:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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