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2025-06-17 - 02:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Mon Jun 16, 2025 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4084627997662,11cyclictest52-21kswapd007:55:210
4084628997568,5cyclictest20608-21kworker/u4:9+events_unbound12:01:261
4084627996354,5cyclictest0-21swapper/012:20:240
4084628996149,9cyclictest4087121-21kworker/u4:6+events_unbound07:45:301
4084627996051,7cyclictest4165626-21sshd10:26:110
4084627996051,7cyclictest4165626-21sshd10:26:100
4084628995947,8cyclictest4141653-21uniq09:50:231
4084628995939,10cyclictest2140-21ntpq11:15:371
4084628995938,17cyclictest4125761-21ssh09:25:241
4084628995848,7cyclictest4153078-21kworker/u4:16+events_unbound10:16:121
4084628995837,13cyclictest4155113-21ssh10:10:361
4084628995836,5cyclictest4159557-21kworker/u4:19+events_unbound10:40:591
4084628995835,15cyclictest58543-21ssh12:30:391
4084627995838,18cyclictest4085049-21fschecks_count07:10:210
408462799582,50cyclictest4094834-21apt-get07:50:090
4084628995745,9cyclictest11671-21head11:30:241
4084628995651,3cyclictest4162769-21kworker/u4:3+events_unbound10:26:111
4084628995651,3cyclictest4162769-21kworker/u4:3+events_unbound10:26:111
4084628995637,14cyclictest50077-21ps12:20:371
4084628995635,18cyclictest4099597-21ntpq08:05:281
4084628995635,17cyclictest4183788-21apt-get10:55:171
4084628995535,15cyclictest4178014-21ssh10:45:361
4084628995433,16cyclictest4161674-21ssh10:20:341
4084628995432,15cyclictest29715-21modprobe11:55:001
4084627995445,6cyclictest4158362-21/usr/sbin/munin10:15:260
4084628995345,5cyclictest54480-21mailstats12:25:401
4084628995335,13cyclictest45006-21ssh12:15:191
4084628995333,14cyclictest4193537-21ssh11:10:391
4084628995331,18cyclictest4102151-21ntpq08:15:281
4084628995330,19cyclictest4100828-21ntpq08:10:261
4084627995329,18cyclictest52-21kswapd010:00:130
4084628995241,8cyclictest4087369-21sshd07:20:171
4084628995241,8cyclictest4085852-21kworker/u4:4+events_unbound07:15:171
4084628995237,11cyclictest4148613-21ntpq10:00:371
4084628995237,11cyclictest4115751-21apt-get09:10:151
4084628995235,14cyclictest4135436-21ssh09:40:291
4084628995235,14cyclictest4114899-21ntpq09:05:301
4084628995234,12cyclictest4090528-21ntpq07:30:311
4084628995233,15cyclictest62925-21ps12:35:391
4084628995233,13cyclictest4132279-21ssh09:35:311
4084628995232,17cyclictest1061-21snmpd11:20:161
4084628995232,16cyclictest4122725-21ssh09:20:381
4084628995229,18cyclictest4138941-21ntp_states09:45:361
4084627995246,4cyclictest54069-21/usr/sbin/munin12:25:270
4084627995230,20cyclictest4141705-21fschecks_time09:50:230
4084627995221,27cyclictest65971-21basename12:40:000
4084628995138,9cyclictest15224-21ssh11:35:231
4084628995137,10cyclictest4119356-21ssh09:15:351
4084628995136,10cyclictest4171061-21ssh10:35:261
4084628995136,10cyclictest4151546-21ssh10:05:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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