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2026-05-07 - 08:40
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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 Wed May 06, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18501229437,214sleep018172-21/usr/sbin/munin07:05:260
193579912529,34cyclictest1305-21snmpd09:02:160
193579911050,38cyclictest4050-21seq10:20:460
193579910743,45cyclictest1312-21sshd09:26:460
193579910732,55cyclictest13410-21seq10:57:410
193579910530,56cyclictest20565-21apt-get07:17:190
193579910464,31cyclictest4614-21sshd12:27:360
193579910431,41cyclictest27779-21apt-get11:55:470
193579910267,24cyclictest8280-21/usr/sbin/munin10:36:340
193579910228,38cyclictest1276-21runrttasks07:30:110
193579910131,32cyclictest30079-21mailstats12:00:410
193579910128,37cyclictest25801-21ntp_states11:45:390
193579910127,34cyclictest14436-21ps08:55:440
193579910064,26cyclictest6674-21df_inode08:25:170
193579910057,33cyclictest29782-21/usr/sbin/munin07:50:260
193579910032,47cyclictest10280-21wget08:40:130
193579910029,33cyclictest2010-21node07:28:350
193579910029,21cyclictest4152-21/usr/sbin/munin08:15:150
193579910023,31cyclictest6159-21df10:30:170
19357999927,34cyclictest1305-21snmpd11:02:420
19357999856,31cyclictest2294-21runrttasks08:07:210
19357999855,31cyclictest23815-21runrttasks11:38:060
19357999853,35cyclictest10645-21mailstats10:45:470
19357999823,40cyclictest21861-21df11:30:140
19357999753,34cyclictest17547-21latency_hist11:15:090
19357999752,35cyclictest12434-21runrttasks10:54:540
19357999743,33cyclictest785-21rpcbind08:20:220
19357999727,32cyclictest18095-21diskstats11:15:320
19357999726,52cyclictest26205-21seq09:40:280
19357999723,30cyclictest31840-21systemd12:09:310
19357999648,32cyclictest3650irq/20-4900000009:32:080
19357999648,30cyclictest2746-21sshd12:20:470
19357999635,21cyclictest17024-21diskstats09:05:200
19357999634,44cyclictest32339-21wget08:00:120
19357999629,35cyclictest10078-21cron08:40:010
19357999626,32cyclictest1409-21systemctl12:15:460
19357999625,52cyclictest19884-21sshd09:15:460
19357999625,34cyclictest27306-21cpu09:45:160
19357999555,29cyclictest32696-21runrttasks12:11:030
19357999548,36cyclictest30916-21/usr/sbin/munin10:00:510
19357999536,40cyclictest0-21swapper/009:57:270
19357999534,40cyclictest2418-21runrttasks10:15:190
19357999532,46cyclictest4785-21wget10:25:120
19357999523,36cyclictest7417-21munin-run12:40:030
19357999454,31cyclictest1577-21seq10:10:480
19357999436,41cyclictest1408-21nginx07:13:330
19357999428,34cyclictest31232-21diskstats07:55:210
19357999360,25cyclictest28468-21hostname09:50:130
19357999251,28cyclictest3650irq/20-4900000010:05:230
19357999235,40cyclictest0-21swapper/009:12:180
19357999231,43cyclictest27420-21wget07:40:130
19357999228,46cyclictest812-21avahi-daemon07:45:180
19357999221,33cyclictest7750-21wget08:30:130
19357999122,34cyclictest15800-21seq11:06:460
19357999049,27cyclictest101ktimersoftd/007:21:500
19357999048,31cyclictest2906-21ls08:10:150
19357999030,42cyclictest19277-21wget11:20:110
19357998927,24cyclictest27543-21seq11:53:040
19357998827,48cyclictest1305-21snmpd09:37:220
19357998826,48cyclictest1305-21snmpd11:42:520
19357998817,36cyclictest11649-21df08:45:170
19357998765,10cyclictest101ktimersoftd/007:36:530
19357998742,31cyclictest3650irq/20-4900000012:30:190
19357998723,31cyclictest21028-21proc_pri09:20:430
19357998651,24cyclictest20694-21cat11:25:250
19357998523,23cyclictest9081-21fw_conntrack10:40:250
19357998317,33cyclictest1305-21snmpd08:52:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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