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2026-04-24 - 20:16
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Fri Apr 24, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19934224342194,88sleep00-21swapper07:04:570
202229910517,68cyclictest22369-21df09:42:590
202229910326,47cyclictest0-21swapper10:46:520
202229910233,54cyclictest10237-21latency_hist10:42:210
202229910218,47cyclictest5140-21apt-get10:27:340
202229910214,67cyclictest1848-21cat11:52:200
202229910118,63cyclictest13976-21apt-get12:27:340
202229910115,24cyclictest19160-21df11:07:560
202229910016,22cyclictest12137-21fw_conntrack09:13:180
202229910015,23cyclictest10374-21df_inode09:08:130
202229910013,67cyclictest32750-21df_inode10:13:060
202229910012,66cyclictest28672-21ssh10:01:210
202229910010,26cyclictest15033-21ssh09:22:000
20222999934,47cyclictest0-21swapper10:10:580
20222999926,55cyclictest0-21swapper12:15:040
20222999914,23cyclictest19090-21irqstats09:33:260
20222999832,48cyclictest12027-21apt-get10:47:330
20222999816,21cyclictest16042-21df_inode12:33:100
20222999815,22cyclictest3976-21memory10:23:370
20222999815,21cyclictest29229-21apt-get11:37:420
20222999814,24cyclictest15356-21ssh10:57:180
20222999812,26cyclictest22351-21/usr/sbin/munin11:18:510
20222999811,26cyclictest1736-21grep08:18:200
20222999810,26cyclictest1981-21ssh11:52:450
20222999732,50cyclictest17558-21ntp_states09:28:480
20222999719,57cyclictest29096-21munin-run11:37:200
20222999718,57cyclictest4634-21ssh11:59:090
20222999718,22cyclictest16413-21users10:59:040
20222999714,43cyclictest2160-21irqstats10:18:240
2022299969,26cyclictest24839-21/usr/sbin/munin11:23:550
20222999615,61cyclictest20822-21irqstats09:38:220
20222999615,60cyclictest31405-21irqstats11:43:290
20222999612,67cyclictest26451-21ssh11:28:510
20222999612,63cyclictest17814-21ssh11:03:450
20222999612,24cyclictest6175-21cat08:43:210
20222999612,24cyclictest16273-21ssh09:24:360
20222999611,27cyclictest30237-21ssh10:05:340
20222999610,63cyclictest21257-21cat07:12:210
20222999525,62cyclictest0-21swapper07:45:220
20222999515,60cyclictest13859-21munin-run12:27:170
20222999515,44cyclictest24445-21ntp_states09:48:460
20222999515,21cyclictest7631-21memory12:08:390
20222999512,63cyclictest21999-21fw_conntrack07:13:150
20222999511,65cyclictest7027-21cut10:32:520
20222999416,59cyclictest20620-21apt-get11:12:400
20222999415,59cyclictest5764-21fw_conntrack12:03:170
20222999410,64cyclictest24280-21sed07:23:220
20222999325,50cyclictest0-21swapper09:54:330
20222999323,20cyclictest23439-21grep07:22:180
20222999316,57cyclictest9898-21munin-run09:07:170
20222999313,21cyclictest11180-21ntp_states12:18:480
20222999228,47cyclictest0-21swapper08:37:450
20222999212,32cyclictest26448-21df07:37:480
20222999131,43cyclictest0-21swapper08:48:060
20222999110,62cyclictest28100-21grep07:47:370
2022299908,62cyclictest3508-21grep08:28:190
20222999012,38cyclictest2611-21grep08:23:200
20222999011,58cyclictest25314-21/usr/sbin/munin07:33:170
20222998916,25cyclictest4092-21memory08:33:050
20222998816,29cyclictest29674-21users07:53:250
20222998815,58cyclictest0-21swapper08:58:200
20222998813,36cyclictest7502-21sed08:52:460
20222998738,34cyclictest32634-21cpu08:12:400
20222998716,23cyclictest31825-21df08:07:450
20222998714,24cyclictest31527-21ls08:07:180
2022299869,43cyclictest30100-21df_inode07:57:510
20222998619,49cyclictest24418-21apt-get07:27:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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