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2026-08-30 - 21:58
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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 Sun Aug 30, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8393217521,127sleep08402-21df19:05:160
93989913779,43cyclictest32206-21/usr/sbin/munin22:45:450
93989913560,56cyclictest29003-21/usr/sbin/munin20:25:430
93989913157,36cyclictest13389-21munin-run23:40:030
93989913067,45cyclictest15750-21aten_r7power_en19:35:130
93989912954,36cyclictest21343-21apt-get22:07:110
93989912660,48cyclictest10250irq/56-4a10000021:11:390
93989912647,40cyclictest8026-21apt-get23:17:050
939899126102,14cyclictest0-21swapper/019:10:040
93989912556,31cyclictest1408-21nginx20:41:310
93989912461,43cyclictest25063-21fw_packets20:10:270
93989912454,32cyclictest8848-21memory23:20:340
93989912450,20cyclictest20070-21irqstats00:05:320
93989912377,34cyclictest801-21dbus-daemon00:29:270
93989912349,38cyclictest25795-21wget22:20:150
93989912261,21cyclictest754-21systemd-journal00:40:020
93989912252,53cyclictest31048-21sshd20:35:110
93989912150,35cyclictest19335-21apt-get19:51:270
93989912149,34cyclictest18215-21/usr/sbin/munin19:45:440
93989912148,38cyclictest16525-21pluginstate21:45:440
93989912146,21cyclictest14979-21diskstats23:45:290
93989912078,33cyclictest18524-21runrttasks00:00:120
93989912077,33cyclictest23419-21apt00:20:020
93989912075,33cyclictest17217-21apt-get21:51:370
93989912059,21cyclictest802-21in:imuxsock22:00:120
93989912051,33cyclictest1305-21snmpd20:07:400
93989912041,39cyclictest16004-21/usr/sbin/munin23:50:470
93989911956,22cyclictest23419-21apt-get00:21:300
93989911956,19cyclictest26823-21apt-get20:17:110
93989911948,38cyclictest27236-21ntp_states00:30:440
93989911946,35cyclictest1305-21snmpd23:43:300
93989911867,40cyclictest5392-21/usr/sbin/munin23:05:510
93989911846,35cyclictest1305-21snmpd00:13:370
93989911843,35cyclictest25468-21/usr/sbin/munin22:20:050
93989911773,34cyclictest11487-21apt-get19:17:040
93989911753,22cyclictest19200-21seq21:55:280
93989911753,21cyclictest29937-21fw_conntrack22:35:260
93989911751,46cyclictest805-21rs:main0
93989911750,34cyclictest17373-21ntp_states19:40:430
93989911747,37cyclictest1784-21runrttasks22:51:550
93989911746,34cyclictest1305-21snmpd23:58:330
93989911745,32cyclictest12352-21/usr/sbin/munin21:30:100
93989911668,37cyclictest5950-21seq21:04:390
93989911645,34cyclictest1305-21snmpd20:52:500
93989911567,37cyclictest1276-21runrttasks19:20:210
93989911560,44cyclictest9006-21seq21:15:440
93989911454,45cyclictest10250irq/56-4a10000020:48:020
93989911448,47cyclictest21446-21chrt19:55:360
93989911447,48cyclictest27434-21diskstats22:25:220
93989911447,24cyclictest31177-21diskstats22:40:240
93989911374,30cyclictest801-21dbus-daemon20:30:450
93989911364,38cyclictest4744-21munin-run21:00:010
93989911358,36cyclictest11217-21df23:30:210
93989911354,20cyclictest14722-21apt21:40:010
93989911350,23cyclictest10119-21fw_forwarded_lo21:20:270
93989911274,30cyclictest14139-21runrttasks19:28:120
93989911269,33cyclictest2611-21netstat22:55:410
93989911264,36cyclictest6233-21diskstats23:10:220
93989911246,31cyclictest28496-21wget22:30:130
93989911166,35cyclictest3773-21fw_conntrack23:00:260
93989911162,38cyclictest754-21systemd-journal21:10:000
93989911162,38cyclictest1305-21snmpd19:30:410
93989911161,37cyclictest15116-21if_eth021:40:290
93989911068,33cyclictest1305-21snmpd20:20:160
93989910946,24cyclictest11351-21fw_conntrack21:25:260
93989910863,32cyclictest22339-21/usr/sbin/munin20:00:340
93989910847,42cyclictest1276-21runrttasks23:25:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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