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2026-04-29 - 20:36
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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 Wed Apr 29, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22369224442201,96sleep00-21swapper07:05:510
225339910412,67cyclictest32313-21latency_hist11:42:060
225339910343,20cyclictest3281-21diskmemload11:52:040
225339910313,29cyclictest17713-21/usr/sbin/munin12:33:270
225339910233,51cyclictest0-21swapper11:06:100
225339910218,45cyclictest29358-21fw_conntrack11:33:060
225339910111,27cyclictest12031-21ssh12:17:240
225339910032,51cyclictest0-21swapper10:39:360
225339910013,47cyclictest1690-21snmpd10:27:150
225339910012,26cyclictest13545-21ssh10:47:270
22533999936,21cyclictest28000-21ssh09:53:500
22533999915,63cyclictest15867-21ntp_states10:53:370
22533999915,44cyclictest30957-21irqstats10:03:150
22533999914,64cyclictest23626-21apt-get09:42:210
22533999913,47cyclictest6441-21ssh10:26:400
22533999911,67cyclictest25338-21apt-get09:47:300
22533999831,50cyclictest0-21swapper11:16:330
22533999820,57cyclictest9493-21users12:08:530
22533999817,62cyclictest15030-21apt-get09:17:230
22533999817,58cyclictest14660-21users12:23:510
22533999817,22cyclictest14214-21users09:13:530
22533999816,62cyclictest25542-21/usr/sbin/munin11:23:410
22533999815,62cyclictest27707-21irqstats11:28:140
22533999815,62cyclictest20722-21df_inode11:07:560
22533999815,44cyclictest8890-21memory10:33:260
22533999814,63cyclictest3083-21munin-run10:17:070
22533999814,63cyclictest23380-21unixbench_singl07:08:070
22533999814,44cyclictest20170-21apt-get09:32:300
22533999814,23cyclictest24369-21memory11:18:200
22533999810,39cyclictest4812-21modprobe10:22:010
22533999716,35cyclictest7474-21ntp_states12:03:340
22533999713,65cyclictest10304-21ssh12:12:300
22533999710,49cyclictest18114-21ssh10:59:550
22533999617,42cyclictest17687-21users09:23:510
22533999615,62cyclictest13147-21ssh09:12:020
22533999614,62cyclictest29546-21ssh09:58:420
22533999614,44cyclictest3843-21ssh11:53:110
22533999611,66cyclictest2342-21unixbench_singl08:13:070
22533999514,62cyclictest11800-21/usr/sbin/munin10:43:370
22533999513,62cyclictest5503-21fw_conntrack11:58:050
22533999513,45cyclictest19765-21ssh09:30:400
22533999513,23cyclictest22448-21ssh09:38:270
22533999512,62cyclictest680-21/usr/sbin/munin10:08:470
22533999511,44cyclictest940-21sshd11:44:060
22533999416,58cyclictest27652-21munin-run07:37:020
22533999414,42cyclictest32347-21wget08:02:260
22533999414,22cyclictest9615-21munin-run08:57:020
22533999316,20cyclictest0-21swapper07:27:240
22533999315,23cyclictest15775-21df_inode12:27:590
22533999213,58cyclictest25692-21switchtime07:23:070
2253399918,25cyclictest30139-21find07:48:020
22533999132,38cyclictest1548-21sort08:12:050
22533999130,46cyclictest31038-21find07:53:030
22533999119,24cyclictest11431-21munin-run09:07:030
22533999117,25cyclictest6177-21/usr/sbin/munin08:37:230
22533999114,29cyclictest7917-21/usr/sbin/munin08:48:020
22533999113,58cyclictest32138-21vmstat07:58:130
22533999020,26cyclictest24457-21fw_conntrack07:17:390
22533998914,42cyclictest1690-21snmpd07:15:460
22533998914,23cyclictest4530-21df08:27:320
22533998912,41cyclictest3912-21ntp_states08:22:590
22533998817,24cyclictest9791-21tr08:57:240
22533998817,23cyclictest3010-21ntp_states08:17:570
22533998815,26cyclictest28055-21fw_conntrack07:37:400
22533998715,23cyclictest5696-21ntpq08:32:560
22533998711,25cyclictest28765-21/usr/sbin/munin07:42:250
22533998516,22cyclictest7436-21memory08:42:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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