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2026-09-24 - 22:21
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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 highest latencies:
System rack7slot8.osadl.org (updated Thu Sep 24, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20004218421,138sleep020035-21/usr/sbin/munin19:05:270
208899913065,44cyclictest1408-21nginx23:03:440
208899913063,34cyclictest10250irq/56-4a10000023:11:290
208899912868,46cyclictest1305-21snmpd00:36:510
208899912347,22cyclictest13538-21fw_conntrack20:40:250
208899912343,60cyclictest287412sleep019:37:070
208899912335,37cyclictest22682-21apt-get23:27:100
208899912163,41cyclictest22094-21/usr/sbin/munin19:15:020
208899912051,33cyclictest31776-21munin-run00:00:040
208899912046,21cyclictest1873-21apt-get00:12:160
208899911947,52cyclictest29808-21seq23:50:420
208899911876,32cyclictest1312-21sshd19:32:180
208899911875,33cyclictest11926-21aten_r7power_en20:35:150
208899911847,34cyclictest8415-21wget22:30:150
208899911847,19cyclictest17714-21irqstats23:05:310
208899911839,39cyclictest31204-21processes21:50:450
208899911767,40cyclictest32487-21awk21:55:440
208899911747,33cyclictest22092-21apt-get19:15:560
208899911745,19cyclictest9478-21irqstats20:25:300
208899911737,31cyclictest29816-21find19:40:460
208899911670,35cyclictest7421-21apt-get20:22:090
208899911661,35cyclictest1305-21snmpd21:24:510
208899911660,44cyclictest2571-21/usr/sbin/munin20:00:130
208899911653,46cyclictest10250irq/56-4a10000022:47:300
208899911651,34cyclictest10807-21ntp_states20:30:400
208899911560,34cyclictest3824-21aten_r7power_cu20:05:120
208899911541,35cyclictest28667-21ntp_states21:40:430
208899911541,20cyclictest28375-21diskstats23:45:230
208899911456,38cyclictest30522-21seq21:49:100
208899911446,49cyclictest986-21seq19:55:100
208899911446,32cyclictest9931-21ntp_states22:35:420
208899911372,32cyclictest6584-21runrttasks20:15:320
208899911341,36cyclictest5310-21cat20:10:340
208899911271,31cyclictest765-21gpgv19:55:050
208899911253,39cyclictest14737-21df20:45:170
208899911247,46cyclictest31589-21apt19:50:020
208899911242,34cyclictest4735-21df22:15:170
208899911172,30cyclictest7775-21ntpq00:30:360
208899911169,31cyclictest25161-21wget19:25:140
208899911165,35cyclictest21750-21chrt21:13:490
208899911152,45cyclictest1305-21snmpd22:26:170
208899911152,39cyclictest11212-21cat22:40:210
208899911143,51cyclictest17013-21chrt20:55:040
208899911061,38cyclictest3981-21sshd22:11:160
208899911047,46cyclictest16048-21munin-run23:00:020
208899911047,21cyclictest802-21in:imuxsock21:05:010
208899911045,48cyclictest32560-21xargs00:01:060
208899910982,19cyclictest25223-21runrttasks23:32:200
208899910961,38cyclictest16728-21seq20:53:310
208899910961,37cyclictest22750-21runrttasks23:25:060
208899910848,19cyclictest4779-21cron00:20:020
208899910837,18cyclictest20582-21irqstats23:15:320
208899910768,29cyclictest2010-21node22:06:580
208899910760,35cyclictest25871-21diskstats23:35:200
208899910759,38cyclictest5144-21fw_conntrack00:20:220
208899910747,21cyclictest6218-21ntp_states22:20:410
208899910675,21cyclictest22692-21runrttasks21:16:180
208899910642,34cyclictest793-21wget00:05:140
208899910638,34cyclictest13882-21runrttasks22:50:200
208899910562,34cyclictest6153-21munin-node00:25:090
208899910561,33cyclictest27251-21fw_packets21:35:290
208899910549,35cyclictest2010-21node21:25:530
208899910475,20cyclictest1681-21runrttasks22:02:490
208899910369,23cyclictest27254-21irqstats23:40:470
208899910359,34cyclictest19763-21fw_forwarded_lo21:05:270
208899910344,42cyclictest23893-21grep19:20:140
208899910254,37cyclictest26042-21cat21:30:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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