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2025-08-28 - 22:31
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot8.osadl.org (updated Thu Aug 28, 2025 02:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12081213980,9sleep012084-21processes19:05:330
128239916934,35cyclictest760-21systemd-journal00:09:230
12823991637,40cyclictest1356-21snmpd23:41:460
128239916138,14cyclictest10150irq/55-4a10000000:01:210
128239916045,13cyclictest10150irq/55-4a10000020:45:160
128239916042,14cyclictest8950irq/40-mmc100:15:190
128239916024,14cyclictest10250irq/56-4a10000021:33:010
128239915928,14cyclictest10250irq/56-4a10000022:34:080
128239915924,31cyclictest10250irq/56-4a10000022:53:060
128239915829,18cyclictest25761-21/usr/sbin/munin20:00:110
128239915731,27cyclictest13958-21swap19:11:340
128239915550,19cyclictest13305-21/usr/sbin/munin23:25:510
128239915539,14cyclictest10150irq/55-4a10000021:39:520
128239915538,13cyclictest10150irq/55-4a10000023:31:430
128239915537,19cyclictest15570-21runrttasks23:35:310
128239915526,44cyclictest10250irq/56-4a10000020:20:590
128239915447,13cyclictest10150irq/55-4a10000020:25:110
128239915444,11cyclictest10150irq/55-4a10000022:58:130
128239915346,19cyclictest18894-21runrttasks21:40:220
128239915340,19cyclictest6356-21cpu20:50:180
12823991528,23cyclictest19208-21wget23:50:150
12823991528,22cyclictest11572-21ntp_states21:10:390
128239915248,17cyclictest17339-21/usr/sbin/munin19:25:330
128239915240,15cyclictest14832-21latency_hist21:25:030
128239915227,21cyclictest24578-21wget00:10:150
128239915143,19cyclictest23472-21runrttasks19:50:230
128239915141,17cyclictest31045-21runrttasks22:30:020
128239915140,20cyclictest23237-21latency_hist19:50:040
128239915130,24cyclictest0-21swapper/021:00:180
128239915129,25cyclictest11737-21aten_r7power_vo23:20:160
12823991509,54cyclictest15289-21apt-get19:17:070
12823991507,15cyclictest2370-21apt-get22:47:110
128239915050,16cyclictest16916-21cron19:25:000
128239915039,19cyclictest25628-21sendmail20:00:010
128239915035,23cyclictest29842-21ntpq20:15:360
128239915035,18cyclictest21194-21runrttasks23:57:500
128239915033,28cyclictest3650irq/20-4900000019:35:340
12823991489,17cyclictest10560-21diskstats23:15:240
128239914850,15cyclictest3379-21cat20:40:110
128239914840,23cyclictest28955-21runrttasks20:11:340
128239914840,18cyclictest27226-21runrttasks20:05:280
128239914743,17cyclictest20807-21runrttasks21:47:560
128239914735,19cyclictest31817-21sshd00:39:290
128239914649,13cyclictest29601-21basename00:30:200
128239914639,18cyclictest1158-21runrttasks20:30:350
128239914628,30cyclictest1603-21ntpq22:40:400
12823991458,20cyclictest15009-21tr21:25:140
128239914553,12cyclictest101ktimersoftd/022:00:430
128239914542,18cyclictest285192chrt22:19:570
128239914542,17cyclictest25787-21runrttasks22:07:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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