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2026-09-24 - 04:26
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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 Thu Sep 24, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19417224542218,88sleep00-21swapper18:57:140
197439914879,49cyclictest25717-21unixbench_singl19:30:580
197439914872,53cyclictest19791-21ssh23:06:020
197439914775,47cyclictest7521-21sshd00:05:050
197439914571,54cyclictest25986-21wc21:50:000
197439914478,44cyclictest23702-21sed23:16:380
197439914473,50cyclictest31539-21grep23:40:280
197439914472,35cyclictest6278-21cat00:01:050
197439914374,32cyclictest14873-21cut00:26:080
197439914373,48cyclictest13109-21irqstats00:21:000
197439914271,49cyclictest14353-21basename22:50:300
197439914270,51cyclictest27781-21ssh23:29:440
197439914270,35cyclictest22111-21grep19:10:580
197439914184,34cyclictest32717-21rm22:09:450
197439914173,47cyclictest12215-21sh00:18:130
197439914172,48cyclictest16494-21/usr/sbin/munin22:56:190
197439914172,48cyclictest10361-21modprobe21:04:510
197439914172,47cyclictest20070-21users21:31:420
197439914172,47cyclictest17643-21apt-get23:00:210
197439914171,47cyclictest4024-21sed23:54:570
197439914079,46cyclictest23295-21processes21:41:320
197439914073,46cyclictest8059-21sed20:55:250
197439914073,46cyclictest29324-21cat21:59:550
197439914072,47cyclictest6220-21/usr/sbin/munin22:26:250
197439914072,47cyclictest455-21ssh22:10:210
197439914071,51cyclictest8055-21grep22:31:290
197439914071,49cyclictest9370-21df_abs22:35:420
197439913973,31cyclictest31790-21ps20:05:540
197439913972,45cyclictest14207-21snmpd20:35:110
197439913971,48cyclictest4717-21/usr/sbin/munin23:56:220
197439913971,48cyclictest1355-21grep20:16:000
197439913971,46cyclictest4248-21ssh22:20:520
197439913971,46cyclictest16070-21fw_conntrack21:20:580
197439913970,48cyclictest7691-21grep20:50:560
197439913875,44cyclictest11082-21/usr/sbin/munin21:06:160
197439913871,47cyclictest9557-21sed00:10:400
197439913871,45cyclictest12534-21ssh22:45:250
197439913871,30cyclictest28963-21sshd23:32:010
197439913866,48cyclictest30768-21/usr/sbin/munin20:00:390
197439913772,46cyclictest12244-21apt-get21:10:140
197439913770,47cyclictest31029-21munin-run22:04:540
197439913769,48cyclictest24122-21cut19:25:140
197439913769,47cyclictest21854-21ssh21:36:560
197439913672,42cyclictest2433-21df22:15:370
197439913671,45cyclictest2058-21ps20:20:540
197439913572,44cyclictest12331-21cron22:44:520
197439913571,31cyclictest25969-21ssh23:24:160
197439913570,45cyclictest29538-21basename19:55:180
197439913569,46cyclictest14769-21/usr/sbin/munin21:16:330
197439913567,49cyclictest19837-21/usr/sbin/munin19:00:170
197439913470,31cyclictest29661-21/usr/sbin/munin23:36:070
197439913469,47cyclictest21481-21ssh23:10:570
197439913468,45cyclictest26254-21cstates21:50:330
197439913371,45cyclictest22493-21df_abs19:15:230
197439913368,45cyclictest17392-21/usr/sbin/munin21:25:030
197439913367,46cyclictest626-21apt-get23:45:040
197439913279,33cyclictest28613-21cut19:50:140
197439913274,35cyclictest27108-21sshd19:40:380
197439913272,41cyclictest3112-21grep20:25:540
197439913271,25cyclictest28380-21unixbench_singl19:46:000
197439913266,45cyclictest25925-21aten_r5power_en19:35:160
197439913180,33cyclictest6896-21latency_hist20:49:560
197439913168,45cyclictest23514-21uname19:20:410
197439913068,25cyclictest20866-21cpu19:05:040
197439912977,31cyclictest5523-21ls20:40:410
197439912875,31cyclictest4137-21modprobe20:34:510
197439912572,33cyclictest32642-21ntpdc20:10:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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