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2026-06-25 - 06:20
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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 highest latencies:
System rack5slot7.osadl.org (updated Thu Jun 25, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2681224762220,90sleep00-21swapper19:03:100
28479910430,59cyclictest0-21swapper23:17:300
28479910217,45cyclictest30668-21ssh00:30:580
28479910217,45cyclictest12245-21ssh23:37:120
28479910118,24cyclictest2510-21df21:35:070
28479910117,63cyclictest26394-21df_inode21:10:140
28479910117,22cyclictest25769-21users00:16:080
28479910020,57cyclictest26816-21df00:20:050
28479910015,45cyclictest30036-21df22:55:010
28479910014,23cyclictest22384-21munin-run20:54:210
28479910012,67cyclictest22921-21ssh22:34:430
2847999917,61cyclictest31862-21fw_conntrack23:00:190
2847999917,20cyclictest28737-21users21:16:090
2847999916,45cyclictest24706-21munin-run00:14:220
2847999914,64cyclictest1003-21df23:05:040
2847999914,24cyclictest19024-21ssh22:22:520
2847999913,67cyclictest4237-21df21:40:060
2847999913,49cyclictest18280-21sed23:55:080
2847999912,25cyclictest9390-21ssh21:55:040
2847999912,25cyclictest11526-21ps22:00:570
2847999910,69cyclictest13557-21grep20:04:430
284799989,48cyclictest3786-21ssh23:12:570
2847999816,22cyclictest21610-21irqstats22:30:300
2847999815,45cyclictest21838-21ssh00:05:320
2847999814,64cyclictest26590-21df22:45:030
2847999814,45cyclictest483-21apt21:29:310
2847999814,45cyclictest15727-21ssh22:13:380
2847999813,25cyclictest31501-21df21:25:070
2847999811,69cyclictest19537-21grep22:24:510
284799978,66cyclictest7962-21ssh21:50:480
2847999714,61cyclictest16220-21ssh23:49:280
2847999714,45cyclictest28649-21awk22:50:480
2847999713,50cyclictest29523-21ssh21:19:310
2847999712,65cyclictest13495-21users22:06:100
284799969,48cyclictest13400-21ntp_kernel_err23:40:500
2847999616,22cyclictest6609-21users21:46:100
2847999615,21cyclictest20208-21memory00:00:390
2847999517,18cyclictest0-21swapper22:19:100
2847999515,58cyclictest29204-21users00:26:110
2847999513,45cyclictest28595-21snmpd19:55:130
2847999513,44cyclictest24996-21fw_conntrack22:40:230
2847999511,24cyclictest6146-21ssh23:19:570
2847999510,66cyclictest17979-21/usr/sbin/munin20:29:570
2847999433,43cyclictest0-21swapper23:27:320
2847999413,43cyclictest9703-21df_inode23:30:120
2847999410,28cyclictest24243-21cut21:04:250
2847999315,58cyclictest14975-21ssh23:45:330
2847999310,62cyclictest24672-21df_inode21:05:140
2847999210,61cyclictest4872-21wc19:15:070
284799909,61cyclictest8567-21awk19:35:180
2847998928,38cyclictest6278-21basename19:24:410
2847998917,24cyclictest15181-21munin-run20:14:230
2847998916,39cyclictest0-21swapper20:20:060
2847998913,26cyclictest28595-21snmpd20:43:570
2847998912,23cyclictest3885-21munin-node19:09:280
2847998911,41cyclictest10769-21/usr/sbin/munin19:49:440
2847998910,42cyclictest7227-21grep19:29:430
2847998817,23cyclictest9192-21df19:39:500
2847998816,49cyclictest9872-21apt-get19:44:360
2847998816,25cyclictest3963-21sed19:09:320
2847998811,58cyclictest17860-21sshd20:26:560
2847998731,39cyclictest22841-21uname20:55:060
2847998718,23cyclictest19201-21/usr/sbin/munin20:35:020
2847998717,22cyclictest16097-21munin-run20:19:200
2847998716,23cyclictest21086-21/usr/sbin/munin20:45:080
2847998715,24cyclictest12790-21df19:59:470
2847998611,26cyclictest5443-21/usr/sbin/munin19:19:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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