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2026-08-10 - 03:54
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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 highest latencies:
System rack3slot2.osadl.org (updated Mon Aug 10, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
68519022660,3chrt685178-21ntpq21:45:430
69099322600,2sleep0690994-21gzip22:06:170
69498222560,4chrt694970-21ntpq22:20:490
64151099255225,20cyclictest29-21kswapd000:11:020
69882922540,3chrt698827-21diskstats22:35:180
66862222500,3chrt668623-21ld20:46:120
64151099241208,20cyclictest713936-21kworker/u2:200:15:220
67265222390,3chrt672653-21gcc21:00:400
70471722350,4chrt704714-21ntpq22:55:500
66539122260,3chrt665389-21df20:35:150
64151099218187,19cyclictest713936-21kworker/u2:200:06:230
64151099212181,19cyclictest713936-21kworker/u2:200:00:150
64151099203171,20cyclictest663802-21kworker/u2:220:45:070
65681421990,3chrt656812-21sshd20:04:570
65855821930,3chrt658559-21kernelversion20:10:300
71062621900,3chrt710627-21timerandwakeup23:16:210
67651521880,4chrt676517-21cpu21:15:150
70908221800,2sleep0709081-21/usr/sbin/munin23:11:160
66451921800,4chrt664516-21ps20:31:150
64151099179149,19cyclictest648491-21kworker/u2:219:36:200
64151099177143,22cyclictest727794-21diskstats00:20:180
65755121720,4chrt657554-21processes20:06:170
67835921710,3chrt678350-21ntpq21:21:060
64151099170139,19cyclictest713936-21kworker/u2:200:00:070
68660521690,4chrt686602-21ntpq21:50:480
68096921680,3chrt680963-21ntpq21:30:370
64151099168124,19cyclictest709749-21kworker/u2:023:25:060
68413121670,4chrt684134-21wc21:41:220
64151099166136,19cyclictest713936-21kworker/u2:223:46:150
64151099164138,18cyclictest656842-21kworker/u2:220:16:180
64151099162132,19cyclictest674943-21kworker/u2:021:26:180
64151099162131,20cyclictest697226-21kworker/u2:222:41:180
64151099161130,20cyclictest727582-21kworker/u2:000:36:210
64151099161130,20cyclictest674943-21kworker/u2:021:15:060
65020021580,2sleep0650203-21cut19:40:270
64151099158128,19cyclictest697226-21kworker/u2:222:35:020
64151099156127,18cyclictest702795-21kworker/u2:123:10:020
64151099156126,19cyclictest690689-21kworker/u2:222:20:040
64151099156126,19cyclictest652661-21kworker/u2:219:51:040
64151099151123,19cyclictest663802-21kworker/u2:220:50:220
64151099151110,18cyclictest663802-21kworker/u2:221:00:070
64151099150120,19cyclictest658610-21kworker/u2:120:25:010
64151099148118,19cyclictest727582-21kworker/u2:000:26:230
64151099147118,19cyclictest709749-21kworker/u2:023:25:370
64151099146116,19cyclictest650289-21kworker/u2:019:50:030
64151099145116,18cyclictest704664-21kworker/u2:023:00:350
64151099145114,20cyclictest687469-21kworker/u2:022:00:040
64151099144117,18cyclictest642902-21kworker/u2:119:31:210
64151099143111,20cyclictest637808-21kworker/u2:019:15:080
64151099141111,21cyclictest654529-21kworker/u2:120:00:030
64151099141111,19cyclictest642902-21kworker/u2:119:16:190
64151099141110,19cyclictest697226-21kworker/u2:222:50:090
64151099140110,19cyclictest642902-21kworker/u2:119:21:070
64151099138108,19cyclictest713936-21kworker/u2:223:51:210
64151099138108,19cyclictest663802-21kworker/u2:221:05:520
69658921370,2sleep0696590-21plymouth22:26:180
64151099136108,18cyclictest674943-21kworker/u2:021:35:320
64151099135108,19cyclictest709749-21kworker/u2:023:30:170
71687821310,3sleep0716879-21grep23:40:120
64151099131102,19cyclictest658610-21kworker/u2:120:30:030
64151099131100,19cyclictest697226-21kworker/u2:222:50:070
6415109912797,19cyclictest687469-21kworker/u2:022:00:080
6415109912494,19cyclictest642902-21kworker/u2:119:26:210
6415109912194,18cyclictest683313-21kworker/u2:122:10:380
6415109912191,19cyclictest727582-21kworker/u2:000:30:220
6415109912092,19cyclictest713936-21kworker/u2:223:40:060
6415109911180,19cyclictest637808-21kworker/u2:019:10:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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