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2026-09-15 - 15:54
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Tue Sep 15, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12595271118sleep12596-21unixbench_singl07:02:070
1299199259234cyclictest20800-21cpuspeed10:01:270
1299199256231cyclictest8026-21idleruntime11:27:320
1299199252225cyclictest11745-21ntp_states11:43:430
1299199252223cyclictest15967-21fschecks_time12:02:290
1299199252222cyclictest18669-21df_inode09:52:020
1299199251222cyclictest19025-21fschecks_time07:31:510
1299199249224cyclictest17281-21sh09:46:050
1299199249184cyclictest1515-21ssh10:59:000
1299199248221cyclictest29098-21ssh10:37:420
1299199248217cyclictest21881-21cpu10:06:220
1299199247219cyclictest32055-21munin-node0
1299199247219cyclictest22281-21df07:46:270
1299199246220cyclictest30259-21ssh10:42:460
1299199246218cyclictest17938-21munin-node0
1299199246177cyclictest27580-21ssh10:31:310
1299199245221cyclictest24090-21munin-run10:16:210
1299199245213cyclictest14884-21sshd09:35:160
1299199245212cyclictest13276-21munin-run11:51:240
1299199245180cyclictest4642-21perl11:12:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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