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2026-04-15 - 01:11
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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 792 highest latencies:
System rack3slot2.osadl.org (updated Tue Apr 14, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
163376099296237,48cyclictest29-21kswapd007:50:210
163376099274243,21cyclictest29-21kswapd007:46:050
170823222480,3chrt1708229-21ntpq11:35:530
166332122460,2chrt1663322-21/usr/sbin/munin08:55:140
171930422430,3sleep01719302-21ntp_kernel_pll_12:15:380
163376099234206,18cyclictest1642008-21kworker/u2:407:38:470
165978122280,3chrt1659784-21wc08:41:190
163376099217188,18cyclictest1644579-21kworker/u2:108:00:080
163376099217188,17cyclictest1709094-21kworker/u2:112:00:030
163376099209179,18cyclictest1681733-21kworker/u2:210:20:050
163376099205177,17cyclictest1677505-21kworker/u2:109:55:020
163376099205175,18cyclictest1720239-21kworker/u2:012:35:030
163376099204175,18cyclictest1689604-21kworker/u2:010:31:240
163376099202174,17cyclictest1649221-21kworker/u2:208:20:020
163376099198170,17cyclictest1649221-21kworker/u2:208:30:040
163376099197168,18cyclictest1621882-21kworker/u2:207:30:040
163376099197168,17cyclictest1621882-21kworker/u2:207:15:040
163376099197163,22cyclictest1657550-21anacron08:35:020
163689821950,2sleep01636902-21cut07:20:270
163376099195166,18cyclictest1688199-21kworker/u2:110:55:070
163376099194168,15cyclictest1671506-21kworker/u2:209:40:040
163376099194165,17cyclictest1665914-21kworker/u2:109:05:120
163376099194165,17cyclictest1659401-21kworker/u2:008:51:190
163376099194164,18cyclictest1688199-21kworker/u2:111:20:070
163376099193162,18cyclictest1681733-21kworker/u2:210:15:070
163376099192163,18cyclictest1688199-21kworker/u2:111:00:030
163376099192163,17cyclictest1667320-21kworker/u2:009:20:040
163376099191163,18cyclictest1705323-21kworker/u2:011:30:070
163376099190163,16cyclictest1659401-21kworker/u2:009:00:080
163376099189160,17cyclictest1644579-21kworker/u2:108:05:040
163376099189158,19cyclictest1681733-21kworker/u2:210:20:100
163376099188158,17cyclictest1671506-21kworker/u2:209:45:040
163376099187159,17cyclictest1677505-21kworker/u2:109:50:040
163376099186157,18cyclictest1703523-21kworker/u2:211:25:050
163376099186157,18cyclictest1688199-21kworker/u2:111:15:010
163376099186157,18cyclictest1688199-21kworker/u2:110:45:030
163376099186157,18cyclictest1621882-21kworker/u2:207:10:080
163376099185157,17cyclictest1709094-21kworker/u2:112:21:200
163376099184155,19cyclictest1688199-21kworker/u2:111:05:070
163376099184155,17cyclictest1659401-21kworker/u2:008:45:320
163376099184154,19cyclictest1720239-21kworker/u2:012:35:290
163376099183155,17cyclictest1709094-21kworker/u2:112:00:380
163376099183154,18cyclictest1709094-21kworker/u2:112:06:200
167257121810,4chrt22-21kcompactd009:27:340
163376099181150,20cyclictest1649221-21kworker/u2:208:15:020
163376099180153,17cyclictest1709094-21kworker/u2:111:45:050
163376099180150,18cyclictest1665914-21kworker/u2:109:15:040
163376099179152,17cyclictest1722064-21kworker/u2:212:30:010
163376099178149,17cyclictest1671506-21kworker/u2:209:35:040
163376099178147,19cyclictest1667320-21kworker/u2:009:20:120
163376099177148,18cyclictest1642008-21kworker/u2:407:40:320
163376099177147,18cyclictest1681733-21kworker/u2:210:05:050
163376099176149,18cyclictest1709094-21kworker/u2:111:55:050
163376099176148,19cyclictest1649221-21kworker/u2:208:06:470
163376099176148,18cyclictest1621882-21kworker/u2:207:31:180
163376099176147,17cyclictest1649221-21kworker/u2:208:25:060
163376099175147,17cyclictest1709094-21kworker/u2:112:15:050
163376099175146,17cyclictest1681733-21kworker/u2:210:10:030
163376099174144,18cyclictest1688199-21kworker/u2:111:00:590
163376099173146,18cyclictest1621882-21kworker/u2:207:20:060
169442421710,4chrt1694425-21open_files10:46:140
163376099170141,17cyclictest1649221-21kworker/u2:208:36:130
170538521690,3chrt1705383-21ntp_kernel_pll_11:25:390
163376099167139,17cyclictest1688199-21kworker/u2:110:40:010
163376099166137,18cyclictest1681733-21kworker/u2:210:26:180
163376099165138,16cyclictest1677505-21kworker/u2:109:55:270
163376099164135,18cyclictest1709094-21kworker/u2:111:46:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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