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2025-09-18 - 20:08
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackaslot6.osadl.org (updated Thu Sep 18, 2025 12:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
374343599351,30cyclictest3796573-21ntpq09:45:170
3743441993415,17cyclictest0-21swapper/307:15:053
374343599340,28cyclictest3766919-21kworker/0:1+pm09:25:580
374343599322,26cyclictest1125-21dockerd08:25:450
3743448993127,2cyclictest3779306-21df_abs08:55:157
374343599317,6cyclictest3801322-21fschecks_time10:00:160
374343599317,6cyclictest3801322-21fschecks_time10:00:160
3743435993125,3cyclictest0-21swapper/010:46:200
374343599311,26cyclictest0-21swapper/010:05:280
374343599311,25cyclictest3792544-21apt-get09:35:140
374343599303,10cyclictest52985-21dockerd10:30:420
374343599301,25cyclictest3757360-21apt-get07:50:140
374343599301,24cyclictest3797679-21apt-get09:50:130
374343599300,26cyclictest3828657-21ntpq11:20:210
374343599300,26cyclictest3828657-21ntpq11:20:200
374343599300,26cyclictest3786479-21processes09:15:270
374343599300,26cyclictest3786479-21processes09:15:270
374343599300,22cyclictest3819054-21kworker/u16:9-rpciod11:15:150
3743445992924,3cyclictest3755538-21latency_hist07:45:015
374344599290,14cyclictest0-21swapper/511:30:155
374343899298,17cyclictest0-21swapper/210:25:002
374343899298,17cyclictest0-21swapper/210:25:002
3743435992916,10cyclictest3781544-21mailstats09:00:250
3743435992916,10cyclictest3781544-21mailstats09:00:250
374343599291,22cyclictest0-21swapper/007:40:240
3743435992910,14cyclictest3724904-21kworker/u16:5+rpciod08:35:250
3743435992910,14cyclictest3724904-21kworker/u16:5+rpciod08:35:250
374343599290,26cyclictest3843675-21ld12:05:230
374343599290,26cyclictest3763847-21cat08:10:010
374343599290,26cyclictest2771081-21snmpd09:20:310
374343599290,26cyclictest0-21swapper/011:30:140
374343599290,14cyclictest0-21swapper/008:55:150
3743446992810,1cyclictest3789924-21switchtime09:25:256
374344599286,18cyclictest3777897-21/usr/sbin/munin08:50:175
3743435992819,7cyclictest0-21swapper/011:45:170
3743435992816,10cyclictest3838632-21ntpq11:50:210
3743435992816,10cyclictest3838632-21ntpq11:50:200
3743435992814,12cyclictest3806623-21ntpq10:15:210
374343599281,24cyclictest3748167-21find07:20:240
374343599281,23cyclictest3794790-21ntp_kernel_err09:40:220
374343599281,23cyclictest0-21swapper/009:30:150
374343599281,11cyclictest3745068-21kworker/u16:0+rpciod07:25:230
374343599281,11cyclictest3745068-21kworker/u16:0+rpciod07:25:230
374343599280,25cyclictest3782911-21irqstats09:05:190
374343599280,25cyclictest3767585-21diskstats08:20:170
374343599280,25cyclictest3767585-21diskstats08:20:170
374343599280,25cyclictest0-21swapper/010:00:020
374343599280,24cyclictest0-21swapper/010:43:390
3743448992723,2cyclictest3750372-21latency_hist07:30:017
3743448992723,2cyclictest3750372-21latency_hist07:30:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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