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2026-04-06 - 08:11
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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 Sun Apr 05, 2026 14:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3653220829,46sleep00-21swapper/007:08:230
39229914372,51cyclictest13027-21apt-config09:50:200
39229914156,31cyclictest1276-21runrttasks07:12:070
39229913447,35cyclictest31209-21irqstats08:55:310
39229913257,33cyclictest2010-21node07:23:480
39229913256,22cyclictest4146-21sshd09:16:080
39229913161,50cyclictest9601-21apt-get09:41:150
39229913068,43cyclictest21811-21df_inode12:25:210
39229913062,34cyclictest28489-21wget08:45:120
39229912955,19cyclictest15618-21apt-get12:07:110
39229912859,49cyclictest9117-21apt-config11:40:090
39229912737,21cyclictest27806-21apt-get10:52:090
39229912661,24cyclictest7124-21runrttasks09:30:020
39229912653,35cyclictest27375-21chrt10:46:220
39229912652,35cyclictest11994-21/usr/sbin/munin11:50:140
39229912563,45cyclictest10387-21runrttasks11:42:530
39229912560,48cyclictest1351-21lldpd07:37:210
39229912560,45cyclictest6755-21latency_hist07:20:040
39229912555,34cyclictest1305-21snmpd12:17:090
39229912453,51cyclictest27254-21wget08:40:140
39229912452,53cyclictest1305-21snmpd10:11:360
39229912449,38cyclictest1374-21ntp_states09:05:420
39229912449,35cyclictest8819-21seq09:35:370
39229912358,25cyclictest12851-21ps07:41:290
39229912355,32cyclictest30674-21apt-get11:01:430
39229912352,52cyclictest1305-21snmpd09:31:260
39229912267,40cyclictest787-21haveged08:34:470
39229912252,50cyclictest29652-21wget10:55:110
39229912177,33cyclictest32315-21apt-get11:06:510
39229912160,45cyclictest10250irq/56-4a10000011:16:070
39229912152,50cyclictest1305-21snmpd08:15:200
39229912149,35cyclictest1305-21snmpd08:01:040
39229912148,35cyclictest16602-21latency_hist10:05:020
39229912073,36cyclictest24613-21diskstats12:35:170
39229912069,38cyclictest14722-21fw_conntrack12:00:230
39229912046,35cyclictest13615-21ntp_states11:55:350
39229912039,24cyclictest19769-21apt-get12:22:100
39229911976,33cyclictest17593-21sshd12:10:220
39229911953,51cyclictest23362-21seq12:30:140
39229911873,35cyclictest14405-21/usr/sbin/munin09:55:170
39229911855,33cyclictest1305-21snmpd11:31:570
39229911855,26cyclictest8222-21grep07:25:140
39229911854,46cyclictest17098-21munin-run08:00:020
39229911850,32cyclictest20339-21munin-run10:20:020
39229911772,35cyclictest9605-21fw_conntrack07:30:250
39229911754,22cyclictest24420-21fw_forwarded_lo10:35:250
39229911750,49cyclictest754-21systemd-journal11:24:220
39229911746,34cyclictest5578-21df11:25:130
39229911659,43cyclictest10250irq/56-4a10000011:45:170
39229911657,19cyclictest2249-21users11:10:490
39229911650,49cyclictest19710-21/usr/sbin/munin08:10:120
39229911570,34cyclictest25652-21diskstats10:40:220
39229911548,34cyclictest2846-21users09:10:480
39229911465,38cyclictest20678-21seq10:20:210
39229911371,34cyclictest18710-21chrt08:05:260
39229911367,35cyclictest16961-21fw_forwarded_lo10:05:290
39229911367,35cyclictest13888-21ntp_states07:45:390
39229911360,42cyclictest26233-21irqstats08:35:290
39229911359,36cyclictest1305-21snmpd08:24:000
39229911352,20cyclictest4963-21chrt09:20:190
39229911346,49cyclictest1305-21snmpd09:46:300
39229911262,37cyclictest21707-21/usr/sbin/munin10:25:120
39229911262,32cyclictest14723-21sshd07:50:090
39229911258,37cyclictest1276-21runrttasks10:30:300
39229911255,18cyclictest23673-21seq08:25:240
39229911163,37cyclictest1480-21munin-node08:50:100
39229911063,36cyclictest32355-21df09:00:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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