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2025-07-02 - 07:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack5slot7.osadl.org (updated Wed Jul 02, 2025 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18814224560,11sleep017136-1kworker/u3:117:43:200
200869910418,64cyclictest31114-21df20:53:460
200869910317,46cyclictest14386-21df20:03:430
200869910116,65cyclictest5818-21gzip21:14:380
200869910115,23cyclictest4657-21ssh22:49:020
200869910114,47cyclictest3044-21fw_conntrack22:43:590
200869910114,27cyclictest13516-21ssh20:00:250
200869910111,67cyclictest27567-21cat22:19:390
200869910019,60cyclictest26463-21ntp_states20:39:300
200869910017,43cyclictest26654-21munin-run22:17:580
200869910017,43cyclictest13638-21munin-run23:17:590
200869910016,64cyclictest8924-21cat21:24:150
200869910015,63cyclictest1548-21ssh21:02:400
200869910015,47cyclictest5906-21apt-get22:53:200
200869910013,65cyclictest18686-21ssh21:53:450
200869910011,68cyclictest19913-21grep20:19:370
20086999918,61cyclictest23724-21df22:08:440
20086999917,43cyclictest12013-21df21:33:460
20086999917,22cyclictest22159-21df_inode22:03:560
20086999916,61cyclictest25630-21ssh20:37:410
20086999913,48cyclictest1750-21apt-get21:03:220
20086999913,34cyclictest21468-21ssh22:01:580
20086999911,67cyclictest1830-21wc22:39:390
20086999911,25cyclictest21926-21ssh20:25:450
20086999841,42cyclictest4761-21cstates19:23:260
20086999816,61cyclictest8406-21users22:59:370
20086999816,19cyclictest29620-21irqstats20:49:110
20086999813,48cyclictest15990-21cpu20:08:360
20086999813,26cyclictest13673-21ls21:38:400
20086999811,66cyclictest28891-21/usr/sbin/munin22:24:060
20086999810,49cyclictest8195-21ssh21:22:300
2008699979,48cyclictest10560-21ssh19:52:320
20086999717,58cyclictest26431-21df18:23:300
20086999717,44cyclictest11621-21munin-run21:32:590
20086999717,42cyclictest17886-21irqstats20:14:040
20086999717,39cyclictest11702-21users19:54:470
20086999716,42cyclictest23848-21irqstats18:08:470
20086999716,23cyclictest27841-21df_inode20:43:500
20086999715,44cyclictest22749-21ssh20:28:430
20086999711,27cyclictest17080-21ssh21:48:500
20086999711,23cyclictest4451-21ssh21:10:200
2008699969,27cyclictest6430-21cut19:33:210
20086999617,42cyclictest30376-21df22:28:420
20086999615,24cyclictest21078-21munin-node17:53:050
20086999614,60cyclictest9661-21/usr/sbin/munin23:04:250
20086999612,44cyclictest11055-21ssh23:09:040
20086999515,59cyclictest27402-21fw_conntrack18:28:380
20086999438,22cyclictest31854-21aten_r5power_cu22:33:320
20086999417,25cyclictest828-21users18:59:080
20086999314,20cyclictest16393-21ssh21:46:470
20086999312,59cyclictest1350-21cat19:03:480
20086999235,26cyclictest0-21swapper18:22:570
20086999210,47cyclictest28406-21sort18:33:500
2008699919,25cyclictest21754-21cut17:58:200
20086999031,42cyclictest0-21swapper19:38:570
20086999027,47cyclictest0-21swapper18:03:330
20086999017,35cyclictest24524-21grep18:13:260
20086998944,28cyclictest32173-21processes18:53:580
20086998918,26cyclictest3575-21munin-run19:17:590
20086998918,26cyclictest28928-21apt-get18:38:170
20086998918,23cyclictest2285-21memory19:08:480
20086998917,24cyclictest31053-21irqstats18:48:460
20086998912,22cyclictest4087-21sshd19:18:470
20086998817,23cyclictest5946-21/usr/sbin/munin19:28:530
20086998813,58cyclictest0-21swapper18:43:530
20086998714,25cyclictest21367-21fw_conntrack17:53:190
20086998611,27cyclictest8437-21grep19:43:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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