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2026-05-01 - 04:08
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Thu Apr 30, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
204399916675,37cyclictest16914-21df11:10:150
20121215453,68sleep00-21swapper/007:07:540
204399915279,53cyclictest9557-21chrt08:34:510
204399915269,62cyclictest11198-21chrt08:40:270
204399914973,37cyclictest4461-21fw_conntrack12:25:430
204399914879,33cyclictest26234-21munin-run09:40:020
204399914875,50cyclictest29235-21apt-config12:00:110
204399914874,20cyclictest5549-21ntp_states10:25:420
204399914770,20cyclictest12619-21ntp_states08:45:420
204399914671,37cyclictest22529-21apt-get07:17:060
204399914670,37cyclictest20505-21wget11:25:090
204399914666,23cyclictest30705-21apt-get12:07:120
204399914578,51cyclictest2010-21node09:26:080
204399914572,33cyclictest1305-21snmpd10:05:130
204399914570,38cyclictest3413-21apt-get10:17:090
204399914567,34cyclictest25996-21wget07:30:150
204399914561,40cyclictest20887-21apt-get09:17:060
204399914466,38cyclictest18176-21diskstats11:15:220
204399914375,47cyclictest23861-21sshd07:20:440
204399914370,35cyclictest32559-21systemd12:10:140
204399914368,36cyclictest31292-21ntp_states07:50:380
204399914273,35cyclictest16853-21ntp_states09:01:160
204399914260,24cyclictest13734-21apt-get11:02:130
204399914179,23cyclictest10830-21munin-run08:40:020
204399914171,35cyclictest7084-21/usr/sbin/munin12:35:080
204399914170,37cyclictest1408-21nginx12:31:200
204399914169,35cyclictest10317-21df10:45:180
204399914168,34cyclictest7277-21wget08:25:130
204399914166,35cyclictest25835-21ntp_states11:45:330
204399914076,22cyclictest832-21munin-run08:00:010
204399914067,19cyclictest29067-21apt-get12:02:140
204399913976,22cyclictest7819-21df10:35:180
204399913975,23cyclictest29967-21irqstats07:45:310
204399913972,46cyclictest3706-21fw_conntrack08:10:260
204399913966,35cyclictest27566-21ntp_states07:35:400
204399913964,19cyclictest23252-21irqstats11:35:270
204399913871,47cyclictest30496-21open_inodes09:55:420
204399913774,23cyclictest3357-21munin-run08:10:010
204399913772,49cyclictest11677-21memory10:50:330
204399913768,51cyclictest20825-21load07:10:300
204399913766,20cyclictest6586-21users08:20:470
204399913676,41cyclictest26903-21diskstats11:50:210
204399913674,41cyclictest754-21systemd-journal09:00:010
204399913669,32cyclictest1562-21/usr/sbin/munin10:10:170
204399913667,36cyclictest19256-21ntp_states09:10:400
204399913569,33cyclictest13673-21df08:50:160
204399913567,33cyclictest19435-21df_inode11:20:180
204399913562,34cyclictest12800-21df_inode10:55:180
204399913467,36cyclictest1305-21snmpd07:29:360
204399913466,33cyclictest29033-21df09:50:180
204399913462,20cyclictest4123-21diskstats10:20:210
204399913380,39cyclictest29042-21users07:40:490
204399913374,19cyclictest6630-21fw_forwarded_lo10:30:270
204399913372,21cyclictest9081-21df_inode10:40:170
204399913368,47cyclictest22282-21tr11:30:420
204399913366,47cyclictest1305-21snmpd12:16:030
204399913361,35cyclictest17743-21wget09:05:150
204399913278,42cyclictest15883-21ntp_states11:05:410
204399913278,40cyclictest3692-21munin-run12:25:020
204399913268,50cyclictest24824-21sshd11:40:470
204399913170,21cyclictest31948-21users10:00:500
204399913169,22cyclictest801-21dbus-daemon08:15:450
204399913165,50cyclictest24905-21seq09:34:220
204399913061,35cyclictest22513-21munin-run09:25:010
204399912881,36cyclictest27602-21/usr/sbin/munin09:45:120
204399912865,30cyclictest26570-21diskstats09:40:210
204399912473,39cyclictest979-21/usr/sbin/munin08:00:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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