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2026-06-01 - 16:19
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot2.osadl.org (updated Mon Jun 01, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4416699344286,47cyclictest29-21kswapd007:45:220
4416699262226,24cyclictest52366-31find07:38:350
4416699261230,21cyclictest29-21kswapd009:41:020
12452022520,2sleep0124522-21timerandwakeup11:56:220
12784322440,3chrt127844-21/usr/sbin/munin12:10:020
11004822390,2sleep0110049-21/usr/sbin/munin11:05:260
6888922290,2sleep022-21kcompactd008:36:490
11817622280,3chrt118177-21ls11:35:070
4416699219191,17cyclictest50181-21kworker/u2:008:00:090
4416699218188,18cyclictest63753-21kworker/u2:108:31:170
4416699212182,18cyclictest124146-21kworker/u2:212:30:040
4416699209180,18cyclictest83713-21kworker/u2:209:36:170
4416699209178,19cyclictest98602-21kworker/u2:210:56:190
11548522080,2sleep0115487-21grep11:25:140
9781522060,3sleep097816-21collect210:21:030
4416699205175,19cyclictest75369-21kworker/u2:109:11:170
4416699204174,18cyclictest50181-21kworker/u2:007:41:050
9176722030,3sleep091768-21find10:00:100
4416699202172,19cyclictest67567-21kworker/u2:208:50:040
4416699201172,18cyclictest108840-21kworker/u2:111:01:230
4416699200169,18cyclictest75369-21kworker/u2:109:20:040
9097821990,3sleep090976-21sendmail_mailst09:56:180
4416699199169,19cyclictest75369-21kworker/u2:109:30:040
4416699197168,18cyclictest124146-21kworker/u2:212:01:190
4416699196168,17cyclictest98602-21kworker/u2:210:55:020
4416699196167,18cyclictest75369-21kworker/u2:109:01:190
4416699196166,18cyclictest98602-21kworker/u2:210:36:200
4416699195166,18cyclictest50181-21kworker/u2:008:10:050
4416699194165,17cyclictest108840-21kworker/u2:111:50:040
4416699194163,20cyclictest34593-21kworker/u2:107:10:070
4416699194163,19cyclictest108840-21kworker/u2:111:51:190
4416699193163,18cyclictest86072-21kworker/u2:009:51:190
4416699192161,19cyclictest73466-21kworker/u2:008:56:210
4416699191164,17cyclictest98602-21kworker/u2:210:31:200
4416699190163,17cyclictest83713-21kworker/u2:209:31:170
4416699190162,17cyclictest62323-21kworker/u2:208:16:200
4416699190161,19cyclictest95800-21kworker/u2:110:26:200
4416699187158,17cyclictest108840-21kworker/u2:111:35:100
4416699186155,19cyclictest108840-21kworker/u2:111:20:050
4416699185155,18cyclictest45559-21kworker/u2:207:16:200
4416699185152,22cyclictest108840-21kworker/u2:111:10:130
4416699184156,17cyclictest43259-21kworker/u2:007:11:200
4416699184155,18cyclictest86072-21kworker/u2:010:15:050
4416699183154,18cyclictest83713-21kworker/u2:209:46:210
4416699183153,18cyclictest50181-21kworker/u2:007:56:220
4416699182153,18cyclictest124146-21kworker/u2:212:31:190
4416699182153,17cyclictest48354-21kworker/u2:107:26:200
4416699181152,18cyclictest50181-21kworker/u2:007:30:380
10455221800,4chrt104550-21memory10:45:280
4416699179150,17cyclictest50181-21kworker/u2:008:11:190
4416699176147,17cyclictest75369-21kworker/u2:109:25:070
4416699175148,19cyclictest63753-21kworker/u2:108:21:180
4416699175147,17cyclictest63753-21kworker/u2:108:30:040
4416699175145,18cyclictest86072-21kworker/u2:010:15:130
4416699174146,17cyclictest67567-21kworker/u2:208:51:170
4416699173143,18cyclictest124146-21kworker/u2:212:10:110
4416699172141,19cyclictest124146-21kworker/u2:212:21:260
4416699170141,18cyclictest75369-21kworker/u2:109:05:120
4416699169140,18cyclictest50181-21kworker/u2:007:55:050
11439521690,4chrt114392-21ntpq11:20:380
4416699168139,18cyclictest86072-21kworker/u2:010:05:110
4416699167137,18cyclictest98602-21kworker/u2:210:40:390
4416699166139,17cyclictest124146-21kworker/u2:212:36:220
4416699166136,18cyclictest45559-21kworker/u2:207:25:050
4416699165135,18cyclictest67567-21kworker/u2:208:45:020
4416699164134,18cyclictest124146-21kworker/u2:212:15:390
4416699161132,18cyclictest108840-21kworker/u2:111:41:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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