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2026-03-14 - 15:06
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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 highest latencies:
System rack4slot1.osadl.org (updated Sat Mar 14, 2026 07:46:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11231214040,7sleep10-21swapper/107:11:491
107422910,4sleep00-21swapper/007:11:400
151162900,1sleep012-21ksoftirqd/007:21:490
151162900,1sleep012-21ksoftirqd/007:21:490
151182860,2sleep10-21swapper/107:21:501
151182860,2sleep10-21swapper/107:21:501
170192680,2sleep10-21swapper/107:26:491
110582550,3sleep20-21swapper/207:11:472
139222540,4chrt21-21ksoftirqd/107:21:261
139222540,4chrt21-21ksoftirqd/107:21:261
1156999381,3cyclictest0-21swapper/107:42:091
1156999381,3cyclictest0-21swapper/107:42:091
1156999371,3cyclictest0-21swapper/107:31:481
1156999351,31cyclictest20842-21find07:36:501
1156999351,31cyclictest20842-21find07:36:501
111182334,20sleep30-21swapper/307:11:483
11570992818,7cyclictest261rcuc/207:21:502
11570992818,7cyclictest261rcuc/207:21:502
168352250,4sleep30-21swapper/307:26:473
1157099258,9cyclictest27-21ksoftirqd/207:31:542
1157099257,7cyclictest27-21ksoftirqd/207:37:172
1157099257,7cyclictest27-21ksoftirqd/207:37:172
1157099218,7cyclictest27-21ksoftirqd/207:44:252
1157099218,7cyclictest27-21ksoftirqd/207:44:252
1157099217,5cyclictest27-21ksoftirqd/207:27:132
1156899211,17cyclictest13157-21timerandwakeup07:16:500
1156899211,17cyclictest13157-21timerandwakeup07:16:500
1156899201,16cyclictest19639-21latency_hist07:36:250
1156899201,10cyclictest17715-21cat07:31:250
1157099199,8cyclictest12295-21df07:16:372
1157099199,8cyclictest12295-21df07:16:372
11568991912,5cyclictest26978-21snmpd07:36:440
11568991912,5cyclictest26978-21snmpd07:36:440
1157199181,14cyclictest0-21swapper/307:16:413
1157199181,14cyclictest0-21swapper/307:16:413
11568991811,5cyclictest22002-21grep07:41:390
11568991811,5cyclictest22002-21grep07:41:390
1157199161,13cyclictest0-21swapper/307:36:373
1157199161,13cyclictest0-21swapper/307:36:373
1157199161,12cyclictest0-21swapper/307:21:373
1157199161,12cyclictest0-21swapper/307:21:373
1157199141,10cyclictest18141-21chrt07:31:373
1157199121,9cyclictest22563-21chrt07:41:463
1157199121,9cyclictest22563-21chrt07:41:463
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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