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2026-06-28 - 04:53
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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 Sat Jun 27, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28193212680,11sleep028192-21/usr/sbin/munin07:05:340
288039915768,43cyclictest12433-21apt-get10:17:070
288039914772,38cyclictest22376-21users08:50:500
288039914666,38cyclictest3706-21apt-get09:47:070
288039914575,30cyclictest1408-21nginx08:04:380
288039914472,35cyclictest1408-21nginx10:45:340
288039914364,39cyclictest5831-21ntp_states09:50:390
288039914166,38cyclictest2770-21df09:40:180
288039914070,50cyclictest3004-21/usr/sbin/munin11:50:110
288039913966,51cyclictest13662-21sshd12:30:120
288039913963,58cyclictest28251-21apt-get09:17:260
288039913963,38cyclictest29331-21df_inode11:25:260
288039913961,24cyclictest19472-21df08:40:160
288039913869,34cyclictest31212-21runrttasks07:19:380
288039913864,53cyclictest1305-21snmpd11:10:580
288039913775,21cyclictest28187-21memory11:20:330
288039913767,51cyclictest27622-21sshd09:11:240
288039913764,19cyclictest9394-21diskstats10:05:250
288039913762,22cyclictest6647-21diskstats07:50:240
288039913672,23cyclictest20623-21fw_conntrack10:50:260
288039913669,48cyclictest1303-21/usr/sbin/munin09:35:210
288039913665,36cyclictest31650-21ntp_states09:25:410
288039913567,48cyclictest13441-21awk10:20:440
288039913563,36cyclictest1408-21nginx11:05:380
288039913563,35cyclictest15415-21/usr/sbin/munin10:30:470
288039913469,49cyclictest18240-21sshd08:35:240
288039913469,47cyclictest1480-21munin-node08:45:120
288039913366,30cyclictest787-21haveged11:00:170
288039913364,31cyclictest801-21dbus-daemon12:29:450
288039913363,49cyclictest14179-21munin-plugin-st08:20:010
288039913271,39cyclictest22152-21wc10:55:500
288039913269,46cyclictest1305-21snmpd10:10:390
288039913260,33cyclictest6927-21fw_forwarded_lo09:55:290
288039913258,55cyclictest1697-21fw_packets07:30:260
288039913252,39cyclictest27373-21apt-get11:17:060
288039913169,44cyclictest30422-21wget11:30:160
288039913162,32cyclictest11010-21runrttasks12:20:170
288039913160,32cyclictest754-21systemd-journal07:10:360
288039913159,19cyclictest18122-21diskstats10:40:240
288039913072,38cyclictest578-21df11:40:190
288039913063,33cyclictest23189-21df08:55:180
288039913059,34cyclictest31705-21wget11:35:390
288039913059,17cyclictest14706-21ntp_states08:20:410
288039912960,35cyclictest14175-21/usr/sbin/munin10:25:350
288039912959,31cyclictest6200-21ntp_states12:00:410
288039912873,35cyclictest1276-21runrttasks10:35:180
288039912861,36cyclictest16089-21munin-run12:40:020
288039912858,32cyclictest1305-21snmpd09:05:000
288039912857,35cyclictest10142-21seq12:15:470
288039912855,51cyclictest25881-21ntpq09:05:380
288039912773,41cyclictest17100-21memory08:30:330
288039912764,31cyclictest805-21rs:main0
288039912664,21cyclictest1923-21fw_conntrack11:45:340
288039912658,28cyclictest1183-21munin-run09:35:020
288039912657,36cyclictest10674-21wget08:05:150
288039912564,44cyclictest9431-21munin-plugin-st12:15:010
288039912558,31cyclictest8255-21load10:00:320
288039912558,31cyclictest8064-21ntp_states07:55:390
288039912476,37cyclictest5677-21munin-run12:00:030
288039912471,39cyclictest4259-21irqstats07:40:320
288039912462,22cyclictest31073-21seq09:24:280
288039912460,46cyclictest1305-21snmpd12:06:140
288039912377,34cyclictest31610-21diskstats07:20:240
288039912264,20cyclictest16673-21munin-run08:30:010
288039912184,27cyclictest474-21irqstats07:25:330
288039912067,39cyclictest5218-21aten_r7power_cu07:45:130
288039912060,46cyclictest2816-21wget07:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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