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2026-05-15 - 19:23
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Fri May 15, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7080224322191,95sleep00-21swapper07:02:370
75169913965,51cyclictest30089-21apt-get10:41:370
75169913963,50cyclictest24904-21/usr/sbin/munin10:28:120
75169913861,51cyclictest21724-21apt-get11:51:360
75169913860,53cyclictest11469-21df_inode09:47:080
75169913763,49cyclictest7693-21apt-get09:36:360
75169913763,30cyclictest24136-21users10:23:060
75169913758,33cyclictest1421-21ntp_states09:17:490
75169913562,50cyclictest20007-21apt-get11:46:440
75169913562,49cyclictest32051-21apt-get12:21:360
75169913560,50cyclictest9725-21ssh11:16:370
75169913460,33cyclictest2519-21apt-get09:21:370
75169913368,47cyclictest18280-21latency_hist11:41:240
75169913361,48cyclictest29148-21memory12:12:400
75169913360,48cyclictest30688-21df_inode12:17:110
75169913356,53cyclictest28821-21irqstats10:37:320
75169913354,36cyclictest23911-21irqstats11:57:310
75169913260,50cyclictest32415-21ntpq10:47:430
75169913258,51cyclictest25175-21apt-get12:01:450
75169913257,50cyclictest3004-21apt-get12:31:370
75169913155,52cyclictest13020-21memory07:32:090
75169913056,51cyclictest30223-21ssh09:07:300
75169913056,50cyclictest16990-21ps10:02:510
75169913056,49cyclictest26886-21apt-get12:06:370
75169913055,35cyclictest31769-21df09:12:030
75169912962,47cyclictest1300-21apt-get12:26:360
75169912955,49cyclictest1057-21apt-get10:51:330
75169912860,46cyclictest9417-21apt-get09:41:320
75169912859,48cyclictest8550-21ntpdc11:12:430
75169912857,48cyclictest6233-21apt-get11:06:420
75169912852,36cyclictest18971-21users10:08:080
75169912852,34cyclictest2802-21/usr/sbin/munin10:57:580
75169912768,39cyclictest22393-21unixbench_singl10:18:000
75169912757,49cyclictest27581-21ssh10:33:090
75169912754,50cyclictest9927-21apt-get07:16:320
75169912674,28cyclictest4866-21df_inode11:02:090
75169912667,35cyclictest14845-21apt-get11:31:360
75169912658,48cyclictest12851-21apt-get09:51:370
75169912658,46cyclictest15040-21irqstats09:57:290
75169912655,47cyclictest11682-21df11:21:590
75169912654,49cyclictest5957-21apt-get09:31:330
75169912653,50cyclictest29647-21munin-run09:06:190
75169912568,31cyclictest23763-21irqstats08:32:000
75169912557,48cyclictest22250-21cat08:22:190
75169912555,48cyclictest14126-21ssh11:28:200
75169912552,51cyclictest17892-21sshd07:57:280
75169912551,33cyclictest21333-21wc08:17:170
75169912454,49cyclictest4495-21df09:26:570
75169912453,33cyclictest20674-21users10:13:020
75169912452,32cyclictest19236-21users11:43:030
75169912449,35cyclictest28595-21snmpd08:52:180
75169912353,51cyclictest14646-21grep07:41:480
75169912350,33cyclictest11042-21sed07:21:480
75169912346,53cyclictest15846-21proc_pri07:47:150
75169912260,33cyclictest19819-21apt-get08:11:320
75169912248,34cyclictest18284-21sed08:01:490
75169912248,33cyclictest12002-21fw_conntrack07:26:560
75169912175,27cyclictest16457-21df_abs07:51:490
75169912152,48cyclictest8859-21df_inode07:11:420
75169912149,49cyclictest7613-21apt-get07:06:350
75169912147,51cyclictest28590-21wc08:57:220
75169912049,49cyclictest26583-21grep08:47:090
75169911950,26cyclictest23322-21sh08:31:160
75169911949,49cyclictest24933-21wc08:37:170
75169911949,48cyclictest13745-21df07:36:470
75169911869,27cyclictest18921-21apt-get08:06:290
75169911646,50cyclictest26055-21cat08:46:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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