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2026-09-08 - 15:10
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7.osadl.org (updated Tue Sep 08, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28680224422197,88sleep00-21swapper06:59:490
288029912550,49cyclictest9508-21apt-get10:10:580
288029912459,46cyclictest27401-21processes11:02:120
288029912446,33cyclictest18107-21apt-get10:35:560
288029912248,49cyclictest20426-21fw_conntrack12:16:380
288029912145,53cyclictest5311-21grep07:51:010
288029912049,46cyclictest30151-21apt-get11:10:550
288029912048,49cyclictest1115-21apt-get11:20:590
288029911947,35cyclictest3838-21ssh11:27:360
288029911944,50cyclictest31983-21ssh11:16:090
288029911847,49cyclictest25271-21memory09:21:580
288029911847,27cyclictest16602-21ssh12:05:530
288029911846,49cyclictest18279-21irqstats09:01:500
288029911843,51cyclictest19251-21users12:12:220
288029911843,50cyclictest29942-21sshd09:35:580
288029911748,47cyclictest5939-21munin-run10:00:390
288029911745,34cyclictest22700-21users12:22:280
288029911744,51cyclictest873-21/usr/sbin/munin09:47:330
288029911743,52cyclictest32267-21ssh09:42:120
288029911743,50cyclictest13169-21apt-get11:55:590
288029911657,35cyclictest8806-21apt-get08:10:550
288029911646,48cyclictest23727-21df12:26:180
288029911643,49cyclictest24980-21apt-get10:55:550
288029911643,49cyclictest11977-21memory11:51:550
288029911642,52cyclictest16661-21df10:31:240
288029911635,61cyclictest30485-21basename07:11:000
288029911552,44cyclictest28283-21aten_r5power_en09:31:090
288029911544,49cyclictest2663-21ssh09:51:040
288029911543,49cyclictest3387-21apt-get07:40:530
288029911541,34cyclictest23130-21munin-run10:50:380
288029911539,37cyclictest481-21grep07:21:470
288029911443,48cyclictest7391-21memory08:01:290
288029911443,48cyclictest21954-21awk09:12:130
288029911442,50cyclictest7777-21/usr/sbin/munin10:07:250
288029911442,50cyclictest28406-21/usr/sbin/munin11:06:260
288029911442,49cyclictest15404-21memory12:01:570
288029911441,51cyclictest4671-21aten_r5power_en11:31:090
288029911441,51cyclictest23289-21sshd10:50:580
288029911440,49cyclictest19817-21apt-get10:41:040
288029911434,54cyclictest13021-21aten_r5power_en10:21:110
288029911350,45cyclictest26804-21df_inode09:26:310
288029911341,50cyclictest8443-21irqstats11:41:440
288029911340,50cyclictest9739-21ssh11:45:560
288029911338,51cyclictest6734-21/usr/sbin/munin11:36:450
288029911254,35cyclictest13305-21apt-get08:35:540
288029911253,35cyclictest10594-21apt-get08:20:520
288029911244,30cyclictest28987-21tr07:01:010
288029911242,47cyclictest11393-21ssh10:16:120
288029911242,31cyclictest15893-21munin-run08:50:370
288029911240,50cyclictest24368-21ssh09:19:250
288029911240,31cyclictest16256-21munin-run10:30:380
288029911239,50cyclictest2530-21tr07:35:580
288029911239,33cyclictest19567-21apt-get09:06:040
288029911154,34cyclictest9706-21apt-get08:15:550
288029911147,42cyclictest6074-21apt-get10:01:030
288029911136,36cyclictest5083-21latency_hist07:50:370
288029911136,33cyclictest2407-21grep07:35:400
288029911037,49cyclictest17709-21munin-run09:00:390
288029911034,50cyclictest31366-21wget07:15:570
288029910952,34cyclictest14194-21apt-get08:40:520
288029910941,28cyclictest16007-21apt-get08:50:530
288029910843,42cyclictest660-21apt-get07:25:520
288029910840,49cyclictest30324-21munin-run07:10:370
288029910836,50cyclictest12406-21apt-get08:30:580
288029910654,34cyclictest6097-21apt-get07:55:530
288029910651,33cyclictest7884-21apt-get08:05:520
288029910633,50cyclictest12387-21grep08:30:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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