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2025-12-08 - 00:40
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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 50 highest latencies:
System rack5slot7.osadl.org (updated Sun Dec 07, 2025 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6857224290,11sleep0303-1kworker/u3:105:35:230
81949911331,35cyclictest27283-21apt-get09:10:320
81949910529,51cyclictest1300-21apt-get07:50:360
81949910518,63cyclictest9312-21apt-get08:15:340
81949910431,38cyclictest16699-21ssh08:36:540
81949910317,23cyclictest6651-21memory08:06:250
81949910232,52cyclictest0-21swapper11:07:120
81949910218,41cyclictest11551-21ntp_states08:21:400
81949910118,61cyclictest7792-21apt-get09:50:310
81949910117,63cyclictest3203-21df_inode09:36:060
81949910115,63cyclictest24069-21apt-get09:00:290
81949910115,63cyclictest14537-21df_inode08:31:030
81949910114,45cyclictest1220-21apt-get09:30:330
81949910032,43cyclictest30485-21apt-get09:20:340
81949910031,43cyclictest28913-21apt-get09:15:330
81949910024,34cyclictest22447-21apt-get08:55:310
81949910016,44cyclictest21491-21memory10:31:290
81949910014,63cyclictest18412-21vmstat08:42:000
81949910012,67cyclictest20336-21ssh10:27:350
81949910012,66cyclictest32423-21ssh11:03:560
81949910012,24cyclictest933-21ssh07:49:000
8194999927,49cyclictest25987-21apt-get10:45:320
8194999916,45cyclictest29386-21apt-get10:55:320
8194999916,23cyclictest4891-21fw_conntrack08:01:110
8194999828,34cyclictest32604-21memory09:26:300
8194999826,50cyclictest12664-21apt-get10:05:300
8194999817,21cyclictest8317-21sshd08:11:240
8194999815,44cyclictest22191-21users06:51:240
8194999813,45cyclictest18668-21ssh10:22:360
8194999811,46cyclictest26054-21ssh09:06:150
819499979,48cyclictest25191-21grep10:41:490
8194999733,48cyclictest0-21swapper10:37:360
8194999722,52cyclictest10602-21/usr/sbin/munin05:51:240
8194999721,39cyclictest14306-21ssh10:10:280
8194999716,45cyclictest30856-21ssh07:41:160
8194999714,45cyclictest19468-21/usr/sbin/munin08:46:060
8194999713,22cyclictest7066-21users09:46:580
8194999623,49cyclictest11028-21apt-get10:00:330
8194999622,15cyclictest0-21swapper10:18:220
8194999619,39cyclictest13736-21ssh08:28:260
8194999617,22cyclictest4750-21df09:40:550
8194999616,22cyclictest20845-21ssh08:50:420
8194999615,45cyclictest27671-21/usr/sbin/munin10:51:460
8194999613,23cyclictest24214-21aten_r5power_po07:05:490
8194999521,34cyclictest19307-21wc06:36:120
8194999434,34cyclictest19609-21apt-get06:40:290
8194999412,62cyclictest23049-21head06:56:190
8194999342,37cyclictest10971-21sh10:00:170
8194999314,20cyclictest2903-21apt-get07:55:350
8194999311,61cyclictest12498-21basename06:00:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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