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2026-06-22 - 02:47
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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 Sun Jun 21, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19722221129,52sleep00-21swapper/007:08:300
1996599136111,14cyclictest0-21swapper/007:10:040
199659911518,59cyclictest1305-21snmpd10:40:430
199659910119,32cyclictest12463-21ntp_states08:45:400
19965999745,34cyclictest10150irq/55-4a10000007:30:200
19965999739,38cyclictest0-21swapper/009:15:090
19965999733,35cyclictest27300-21wget11:50:130
19965999637,26cyclictest0-21swapper/007:49:480
19965999552,26cyclictest101ktimersoftd/008:00:440
19965999455,26cyclictest22515-21seq11:33:580
19965999423,34cyclictest14666-21users11:00:530
19965999418,20cyclictest21316-21awk09:20:450
19965999363,14cyclictest47452sleep012:26:540
19965999355,23cyclictest101ktimersoftd/007:15:310
19965999333,45cyclictest11612-21wget10:50:120
19965999322,31cyclictest2010-21node11:15:170
19965999266,12cyclictest101ktimersoftd/011:20:580
19965999250,28cyclictest101ktimersoftd/010:35:420
19965999144,35cyclictest23162-21cron09:30:000
19965999131,43cyclictest2062-21apt-key08:05:160
19965999119,35cyclictest13925-21munin-run11:00:030
19965999035,41cyclictest1351-21lldpd11:48:180
19965999032,43cyclictest1065-21/usr/sbin/munin12:15:430
19965999017,13cyclictest0-21swapper/007:44:470
19965998931,18cyclictest3612-21apt-key12:25:090
19965998916,21cyclictest2830-21ntp_states10:15:400
19965998914,20cyclictest32669-21ntp_states12:10:420
19965998865,11cyclictest101ktimersoftd/009:40:170
19965998864,11cyclictest101ktimersoftd/008:15:510
19965998864,10cyclictest101ktimersoftd/010:05:510
19965998821,45cyclictest29970-21sshd12:00:250
19965998818,52cyclictest648-21apt-get10:11:230
19965998817,35cyclictest22643-21apt-get11:36:450
19965998743,33cyclictest805-21rs:main0
19965998742,29cyclictest101ktimersoftd/011:55:270
19965998736,36cyclictest104352chrt10:45:240
19965998728,41cyclictest236092chrt07:24:270
19965998717,50cyclictest6336-21runrttasks12:31:190
19965998714,36cyclictest32753-21seq08:00:000
19965998644,27cyclictest8950irq/40-mmc112:09:360
19965998543,31cyclictest2010-21node11:25:190
19965998522,17cyclictest19411-21latency_hist09:15:030
19965998513,55cyclictest6781-21apt-get12:37:110
19965998512,52cyclictest16560-21wget11:10:130
19965998458,12cyclictest101ktimersoftd/008:55:050
19965998427,39cyclictest11243-21sshd08:40:440
19965998415,36cyclictest4323-21users10:20:500
19965998413,19cyclictest16050-21fw_forwarded_lo09:00:270
19965998342,31cyclictest26573-21sshd07:35:290
19965998338,14cyclictest10250irq/56-4a10000011:08:180
19965998323,20cyclictest23813-21aten_r7power_cu07:25:110
19965998314,33cyclictest1305-21snmpd09:50:220
19965998256,10cyclictest101ktimersoftd/007:50:190
19965998235,15cyclictest10250irq/56-4a10000008:34:400
19965998234,38cyclictest23472-21df09:30:170
19965998219,48cyclictest25526-21latency_hist11:45:060
19965998213,35cyclictest31401-21sshd10:01:000
19965998145,25cyclictest0-21swapper/009:35:220
19965998135,34cyclictest17266-21/usr/sbin/munin09:05:240
19965998130,32cyclictest9983-21sshd08:35:430
19965998114,18cyclictest3739-21ntp_states08:10:390
19965998110,35cyclictest29725-21fw_conntrack09:55:240
19965998035,14cyclictest10250irq/56-4a10000008:50:120
19965998012,33cyclictest7090-21/usr/sbin/munin08:25:420
19965997847,20cyclictest101ktimersoftd/010:30:400
19965997839,28cyclictest5064-21aten_r7power_vo10:25:140
19965997819,19cyclictest27227-21diskstats09:45:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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