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2026-06-18 - 11:32
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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 Jun 17, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22101217319,48sleep022130-21df07:05:140
231369911250,22cyclictest26831-21runrttasks11:33:560
231369910623,31cyclictest29847-21apt-get11:47:110
231369910357,35cyclictest26792-21chrt09:26:060
231369910349,34cyclictest5988-21sshd08:09:510
231369910338,47cyclictest776-21wget07:50:140
231369910314,35cyclictest6283-21ntp_states12:16:230
231369910257,36cyclictest3447-21aten_r7power_en08:00:140
231369910224,31cyclictest17598-21apt-get08:57:120
231369910126,36cyclictest32130-21df07:45:170
231369910046,37cyclictest3650irq/20-4900000009:32:110
23136999928,34cyclictest29734-21df09:35:240
23136999832,47cyclictest1305-21snmpd10:42:160
23136999830,32cyclictest22970-21munin-run09:15:010
23136999825,54cyclictest3823-21ntp_states10:00:400
23136999742,36cyclictest10687-21runrttasks10:29:170
23136999736,46cyclictest1305-21snmpd08:41:440
23136999730,32cyclictest32114-21cat11:50:430
23136999726,53cyclictest1305-21snmpd07:16:230
23136999722,21cyclictest8877-21fw_forwarded_lo08:20:260
23136999715,23cyclictest15976-21apt-get08:52:090
23136999640,39cyclictest1351-21lldpd08:38:150
23136999628,49cyclictest16001-21gpgv08:50:040
23136999573,14cyclictest9464-21dmidecode12:28:400
23136999537,46cyclictest10250irq/56-4a10000009:45:120
23136999525,35cyclictest7272-21diskstats12:20:200
23136999524,53cyclictest19800-21runrttasks11:05:190
23136999523,41cyclictest24241-21apt-get09:18:190
23136999446,37cyclictest25019-21cat09:20:270
23136999433,44cyclictest1285-21lldpd10:48:150
23136999429,34cyclictest24293-21seq07:14:390
23136999424,34cyclictest7916-21apt-get10:17:110
23136999423,20cyclictest801-21dbus-daemon12:10:050
23136999421,37cyclictest11784-21chrt10:33:040
23136999245,30cyclictest20476-21cron09:05:020
23136999241,24cyclictest101ktimersoftd/010:50:420
23136999234,18cyclictest20844-21seq09:05:280
23136999233,42cyclictest2058-21sshd12:00:360
23136999233,41cyclictest1408-21nginx08:34:040
23136999228,47cyclictest17325-21seq10:55:240
23136999225,50cyclictest11239-21wget12:35:140
23136999134,37cyclictest1276-21runrttasks12:30:160
23136999122,50cyclictest22153-21wget11:15:180
23136999121,18cyclictest2216-21diskstats07:55:210
23136999120,34cyclictest7452-21wget08:15:140
23136999116,37cyclictest10983-21sshd08:29:550
23136999110,28cyclictest1480-21munin-node11:42:120
23136999059,22cyclictest24956-21runrttasks11:25:340
23136999056,27cyclictest27385-21seq11:35:320
23136999051,29cyclictest1-21systemd11:55:440
23136999047,32cyclictest26637-21seq07:23:170
23136999017,34cyclictest27351-21ntp_states07:25:370
23136998949,30cyclictest4837-21/usr/sbin/munin10:05:150
23136998942,37cyclictest2385-21diskstats09:55:230
23136998922,48cyclictest29476-21wget07:35:130
23136998855,26cyclictest24553-21cat11:25:030
23136998847,32cyclictest1278-21/usr/sbin/munin09:50:360
23136998845,34cyclictest18366-21/usr/sbin/munin11:00:510
23136998836,35cyclictest6124-21/usr/sbin/munin08:10:490
23136998819,33cyclictest31224-21mailstats07:40:430
23136998817,18cyclictest21056-21diskstats11:10:220
23136998753,23cyclictest28893-21chrt07:31:200
23136998626,42cyclictest0-21swapper/009:42:020
23136998557,19cyclictest12314-21sshd10:35:160
23136998454,21cyclictest86212sleep010:20:210
23136998341,33cyclictest754-21systemd-journal12:09:530
23136998234,10cyclictest101ktimersoftd/010:10:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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