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2026-06-20 - 00:49
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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 Jun 19, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30323224232157,93sleep00-21swapper07:01:120
307309916586,53cyclictest6606-21apt-get11:34:570
307309916385,35cyclictest20391-21apt-get12:14:580
307309915981,55cyclictest16922-21apt-get12:04:560
307309915776,36cyclictest15299-21fw_conntrack10:25:410
307309915774,39cyclictest13775-21missed_timers10:21:000
307309915580,53cyclictest18363-21apt-get10:34:570
307309915475,33cyclictest15210-21apt-get11:59:560
307309915376,51cyclictest13492-21apt-get11:55:040
307309915375,52cyclictest18827-21apt-get08:59:560
307309915283,47cyclictest30687-21ssh11:10:210
307309915277,52cyclictest25526-21/usr/sbin/munin10:55:160
307309915277,33cyclictest25972-21irqstats12:30:450
307309915276,35cyclictest23874-21df_inode10:50:280
307309915179,48cyclictest19273-21ntp_states12:11:110
307309915178,46cyclictest27023-21df_inode09:25:330
307309915169,48cyclictest20505-21rt-features09:06:190
307309915082,43cyclictest23804-21apt-get12:24:570
307309915079,49cyclictest21748-21df09:10:190
307309914977,50cyclictest30883-21ssh09:36:140
307309914977,50cyclictest2862-21apt-get09:49:540
307309914976,51cyclictest32207-21df_inode09:40:260
307309914976,49cyclictest8601-21df11:40:220
307309914975,49cyclictest8034-21apt-get10:05:020
307309914974,32cyclictest31768-21munin-node07:09:420
307309914973,52cyclictest28393-21apt-get09:30:010
307309914972,51cyclictest26982-21apt-get11:00:030
307309914872,51cyclictest32162-21/usr/sbin/munin11:16:120
307309914871,52cyclictest9754-21apt-get10:09:540
307309914781,44cyclictest23233-21apt-get09:15:000
307309914774,31cyclictest16629-21apt10:29:460
307309914774,31cyclictest1429-21apt-get11:20:000
307309914773,33cyclictest12140-21fw_conntrack11:50:400
307309914772,52cyclictest4594-21/usr/sbin/munin09:55:330
307309914770,36cyclictest3188-21ssh11:25:030
307309914676,32cyclictest22440-21df_inode12:20:260
307309914675,30cyclictest5319-21irqstats11:30:450
307309914674,49cyclictest6317-21apt-get09:59:520
307309914674,49cyclictest11501-21apt-get10:14:550
307309914673,50cyclictest11638-21munin-run11:49:370
307309914672,49cyclictest1120-21apt-get09:45:040
307309914668,37cyclictest20144-21basename10:40:050
307309914575,47cyclictest26552-21munin-run09:24:370
307309914574,48cyclictest28957-21df11:05:200
307309914574,48cyclictest21797-21apt10:44:460
307309914568,52cyclictest912-21tr07:19:580
307309914568,39cyclictest11311-21zcat08:15:380
307309914473,32cyclictest17013-21/usr/sbin/munin08:50:230
307309914468,53cyclictest7932-21grep07:59:390
307309914370,50cyclictest3971-21grep07:35:290
307309914369,51cyclictest4539-21cut07:40:020
307309914278,38cyclictest9811-21apt-get08:09:510
307309914269,48cyclictest12529-21aten_r5power_cu08:25:000
307309914185,33cyclictest8024-21apt-get07:59:520
307309914170,32cyclictest5313-21apt-get07:44:560
307309914071,46cyclictest3198-21find07:30:380
307309914070,50cyclictest18653-21grep08:55:450
307309913971,45cyclictest31815-21munin-node07:09:470
307309913970,47cyclictest2485-21vmstat07:25:490
307309913967,51cyclictest16491-21wc08:45:230
307309913965,34cyclictest13791-21cat08:30:240
307309913867,48cyclictest9643-21grep08:05:440
307309913867,48cyclictest15440-21df08:40:060
307309913770,47cyclictest14746-21wc08:35:280
307309913768,48cyclictest12164-21wc08:20:350
307309913680,34cyclictest32366-21apt-get07:14:520
307309913667,47cyclictest6218-21/usr/sbin/munin07:49:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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