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2026-07-03 - 00:50
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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 rack6slot0.osadl.org (updated Thu Jul 02, 2026 13:02:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1395699219209,7cyclictest0-21swapper/3711:38:3231
1395699219209,7cyclictest0-21swapper/3711:38:3231
1395699219209,7cyclictest0-21swapper/3711:38:3131
1391699211203,5cyclictest0-21swapper/512:09:2935
1391699211203,5cyclictest0-21swapper/512:09:2835
1395699210201,6cyclictest0-21swapper/3709:40:1531
1395699210201,6cyclictest0-21swapper/3709:40:1531
1395699210201,6cyclictest0-21swapper/3709:40:1431
1394299209201,4cyclictest4408-21CPU19
1394299209201,4cyclictest4408-21CPU19
1394299209201,4cyclictest4408-21CPU19
1391699209203,4cyclictest0-21swapper/509:17:3535
1391699209203,4cyclictest0-21swapper/509:17:3535
1391699209203,4cyclictest0-21swapper/509:17:3435
1391699209199,8cyclictest0-21swapper/509:29:5535
1391699209199,8cyclictest0-21swapper/509:29:5535
1395699208202,4cyclictest0-21swapper/3710:42:0331
1395699208202,4cyclictest0-21swapper/3710:42:0231
1395699206199,5cyclictest0-21swapper/3710:30:4231
1395699206199,5cyclictest0-21swapper/3710:30:4231
1395699206197,7cyclictest0-21swapper/3709:47:0731
1395699206197,7cyclictest0-21swapper/3709:47:0731
1391699206194,9cyclictest0-21swapper/508:00:1135
1391699206194,9cyclictest0-21swapper/508:00:1035
1395699204196,6cyclictest0-21swapper/3709:39:0731
1395699204196,6cyclictest0-21swapper/3709:39:0731
1395299204199,4cyclictest0-21swapper/3511:07:4429
1395299204199,4cyclictest0-21swapper/3511:07:4329
1395299204199,4cyclictest0-21swapper/3511:07:4329
1391699203196,5cyclictest0-21swapper/512:14:0335
1391699203196,5cyclictest0-21swapper/512:14:0235
1395699201194,5cyclictest19582-2110-uname10:10:3331
1395699201194,5cyclictest19582-2110-uname10:10:3331
1391699201196,4cyclictest0-21swapper/509:20:3435
1391699201196,4cyclictest0-21swapper/509:20:3335
1391699201196,4cyclictest0-21swapper/509:20:3335
1391699201195,4cyclictest0-21swapper/510:51:4135
1391699201195,4cyclictest0-21swapper/510:51:4035
1395699200196,3cyclictest0-21swapper/3707:24:2331
1395699200196,3cyclictest0-21swapper/3707:24:2331
1395699200195,4cyclictest0-21swapper/3707:40:3731
1395699200195,4cyclictest0-21swapper/3707:40:3631
1395699199194,4cyclictest0-21swapper/3711:58:3631
1395699199194,4cyclictest0-21swapper/3711:58:3531
1395699199147,48cyclictest2454-21CPU31
1395699199147,48cyclictest2454-21CPU31
1391699199193,4cyclictest0-21swapper/511:36:2335
1391699199193,4cyclictest0-21swapper/511:36:2335
1391699199193,4cyclictest0-21swapper/511:36:2335
1391399199193,4cyclictest0-21swapper/207:50:1512
1391399199193,4cyclictest0-21swapper/207:50:1412
1395699198193,4cyclictest0-21swapper/3712:33:5331
1395699198193,4cyclictest0-21swapper/3712:33:5231
1395699198193,4cyclictest0-21swapper/3712:33:5231
1395499198192,5cyclictest0-21swapper/3611:11:0830
1395499198192,5cyclictest0-21swapper/3611:11:0830
1395499198192,5cyclictest0-21swapper/3611:11:0830
1391699198193,4cyclictest0-21swapper/512:16:5235
1391699198193,4cyclictest0-21swapper/512:16:5135
1391699198192,4cyclictest0-21swapper/509:13:4735
1391699198192,4cyclictest0-21swapper/509:13:4735
1391699198192,4cyclictest0-21swapper/509:13:4635
1393099197187,8cyclictest0-21swapper/1609:11:498
1393099197187,8cyclictest0-21swapper/1609:11:498
1393099197187,8cyclictest0-21swapper/1609:11:488
1395699196189,5cyclictest0-21swapper/3711:10:4031
1395699196189,5cyclictest0-21swapper/3711:10:3931
1395699196189,5cyclictest0-21swapper/3711:10:3931
1395499196192,2cyclictest0-21swapper/3609:25:3530
1395499196192,2cyclictest0-21swapper/3609:25:3530
1395499196189,4cyclictest0-21swapper/3612:30:1230
1395499196189,4cyclictest0-21swapper/3612:30:1230
1395499196189,4cyclictest0-21swapper/3612:30:1130
1395699195191,3cyclictest0-21swapper/3708:10:1831
1395499195190,4cyclictest0-21swapper/3608:40:4230
1395499195190,4cyclictest0-21swapper/3608:40:4230
1394299195188,5cyclictest0-21swapper/2612:00:5919
1394299195188,5cyclictest0-21swapper/2612:00:5919
1392099195188,5cyclictest0-21swapper/911:17:3139
1392099195188,5cyclictest0-21swapper/911:17:3139
1391699195191,3cyclictest0-21swapper/508:46:1835
1391699195191,3cyclictest0-21swapper/508:46:1735
1391699195191,2cyclictest0-21swapper/509:30:1335
1391699195191,2cyclictest0-21swapper/509:30:1335
1391699195189,4cyclictest0-21swapper/507:20:1235
1391699195189,4cyclictest0-21swapper/507:20:1235
1391699195188,5cyclictest0-21swapper/507:38:1535
1391699195188,5cyclictest0-21swapper/507:38:1535
1395699194189,4cyclictest0-21swapper/3712:07:3731
1395699194189,4cyclictest0-21swapper/3712:07:3631
1395699194187,5cyclictest0-21swapper/3712:35:1531
1395699194187,5cyclictest0-21swapper/3712:35:1431
1395699194186,6cyclictest0-21swapper/3708:25:1231
1395699194186,6cyclictest0-21swapper/3708:25:1131
1395699193188,4cyclictest0-21swapper/3712:23:5431
1395699193188,4cyclictest0-21swapper/3712:23:5431
1395699193188,4cyclictest0-21swapper/3712:23:5331
1395699193187,4cyclictest0-21swapper/3711:40:3831
1395699193187,4cyclictest0-21swapper/3711:40:3731
1391699193181,10cyclictest0-21swapper/512:38:2035
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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