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2026-05-13 - 13:07
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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 all highest latencies:
System rack7slot8.osadl.org (updated Tue May 12, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5831221430,49sleep00-21swapper/007:06:490
62739916281,40cyclictest29886-21sshd08:41:370
62739915983,38cyclictest4454-21munin-run11:20:030
62739915678,39cyclictest2284-21diskstats11:10:240
62739915469,32cyclictest4989-21ntp_states11:20:430
62739915276,37cyclictest19067-21latency_hist08:00:050
62739915182,48cyclictest10041-21runrttasks07:22:130
62739915179,36cyclictest25214-21munin-run12:40:020
62739915179,36cyclictest24916-21ntp_states10:30:370
62739915177,37cyclictest6760-21ntp_states07:10:450
62739915175,36cyclictest8715-21wget11:35:120
62739915173,57cyclictest1305-21snmpd08:36:030
62739914980,52cyclictest8851-21ntpq09:26:250
62739914975,37cyclictest3690-21sshd09:06:360
62739914878,50cyclictest14554-21sshd07:40:330
62739914779,35cyclictest21928-21munin-run10:20:020
62739914777,36cyclictest8738-21munin-run07:20:040
62739914777,33cyclictest1276-21runrttasks08:05:570
62739914775,36cyclictest11577-21ntp_states11:45:410
62739914681,31cyclictest6072-21seq11:25:150
62739914671,37cyclictest12656-21fw_conntrack11:50:240
62739914573,52cyclictest1305-21snmpd08:15:590
62739914572,33cyclictest4272-21wget09:10:140
62739914471,32cyclictest16194-21wget12:05:130
62739914471,19cyclictest13889-21awk09:45:470
62739914469,37cyclictest15325-21ntp_states12:00:440
62739914381,42cyclictest6588-21chrt09:20:010
62739914377,22cyclictest22729-21memory12:30:330
62739914375,34cyclictest19595-21hostname10:10:120
62739914374,25cyclictest32406-21ntp_states11:00:420
62739914274,48cyclictest21279-21aten_r7power_vo12:25:140
62739914273,36cyclictest21720-21/usr/sbin/munin08:10:130
62739914272,37cyclictest7567-21wget11:30:160
62739914180,44cyclictest7856-21munin-plugin-st09:25:010
62739914178,22cyclictest1-21systemd12:10:080
62739914178,21cyclictest26905-21cut10:40:010
62739914172,30cyclictest1305-21snmpd07:35:490
62739914076,48cyclictest754-21systemd-journal07:50:350
62739914072,47cyclictest1305-21snmpd11:06:380
62739914072,30cyclictest1305-21snmpd07:45:510
62739914071,34cyclictest22246-21df10:20:170
62739914070,32cyclictest10039-21tr11:40:150
62739913977,23cyclictest16105-21irqstats09:55:320
62739913974,23cyclictest28467-21df_inode10:45:180
62739913891,36cyclictest1305-21snmpd08:20:370
62739913887,39cyclictest32759-21seq08:54:590
62739913878,42cyclictest11978-21lockfile-create09:40:030
62739913873,45cyclictest1305-21snmpd12:15:180
62739913871,34cyclictest1305-21snmpd10:56:360
62739913783,42cyclictest10904-21/usr/sbin/munin07:25:430
62739913777,20cyclictest30608-21df_inode08:45:200
62739913771,34cyclictest18913-21users10:05:520
62739913764,53cyclictest30155-21sshd10:51:010
62739913683,40cyclictest27026-21ntpq08:30:350
62739913674,20cyclictest12847-21cron07:35:010
62739913660,58cyclictest141022sleep011:55:440
62739913587,36cyclictest23524-21/usr/sbin/munin10:25:240
62739913586,38cyclictest27242-21diskstats10:40:220
62739913570,50cyclictest25489-21wget08:25:130
62739913482,39cyclictest12399-21memory09:40:330
62739913474,20cyclictest1920-21df09:00:190
62739913467,49cyclictest14796-21awk09:50:230
62739913384,38cyclictest604-21df08:55:170
62739913381,40cyclictest19398-21df08:00:200
62739913380,40cyclictest1408-21nginx10:00:390
62739913182,37cyclictest19937-21/usr/sbin/munin12:20:500
62739913170,27cyclictest1305-21snmpd09:31:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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