You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-08-28 - 22:39
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Thu Aug 28, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27594223942157,184sleep00-21swapper05:42:120
279519911117,75cyclictest0-21swapper10:24:130
279519910619,61cyclictest32559-21apt-get10:15:300
279519910321,59cyclictest8882-21memory09:01:240
279519910312,28cyclictest2674-21grep08:41:450
279519910219,41cyclictest29602-21/usr/sbin/munin08:26:590
279519910118,60cyclictest27539-21apt-get10:00:270
279519910118,45cyclictest25138-21fw_conntrack08:11:100
279519910117,63cyclictest8852-21df10:40:540
279519910115,43cyclictest25511-21ssh09:53:030
279519910111,67cyclictest15830-21ssh11:01:210
279519910017,45cyclictest18385-21irqstats09:31:180
279519910016,22cyclictest17404-21fw_conntrack07:46:110
279519910011,66cyclictest27500-21ssh08:18:010
279519910011,44cyclictest25930-21/usr/sbin/munin09:56:270
279519910010,70cyclictest22324-21ssh09:43:180
27951999915,66cyclictest11967-21/usr/sbin/munin10:51:290
27951999915,53cyclictest0-21swapper08:48:070
27951999912,26cyclictest1114-21sh08:36:470
27951999911,68cyclictest10275-21/usr/sbin/munin10:46:410
27951999910,26cyclictest12571-21tr07:20:320
27951999836,44cyclictest0-21swapper10:31:560
27951999818,57cyclictest19950-21ssh09:36:100
27951999816,22cyclictest6650-21munin-run08:55:110
27951999814,22cyclictest16854-21users07:41:180
27951999813,64cyclictest28601-21ssh08:21:370
27951999813,64cyclictest23834-21/usr/sbin/munin08:06:420
27951999812,28cyclictest10186-21expr09:05:440
2795199979,27cyclictest18430-21ssh11:09:060
27951999741,39cyclictest19567-21switchtime11:11:540
27951999718,60cyclictest31186-21/usr/sbin/munin10:10:590
27951999717,22cyclictest12434-21users09:11:550
27951999714,63cyclictest14065-21fw_conntrack10:56:120
27951999714,38cyclictest18888-21df_inode07:51:010
27951999714,23cyclictest726-21/usr/sbin/munin06:15:370
27951999713,63cyclictest8167-21ssh10:38:430
27951999712,25cyclictest23490-21gzip09:46:450
27951999616,60cyclictest14066-21users09:16:530
27951999614,45cyclictest30087-21users10:06:550
27951999613,61cyclictest4401-21head10:26:580
27951999612,23cyclictest22272-21snmpd08:57:400
27951999610,49cyclictest20965-21ssh07:56:510
27951999520,51cyclictest13782-21memory07:26:000
27951999515,62cyclictest14549-21df_inode07:30:450
27951999514,62cyclictest3345-21munin-run06:30:110
27951999512,24cyclictest16029-21ssh09:24:020
27951999415,61cyclictest31742-21memory08:31:270
27951999415,20cyclictest21601-21apt-get08:00:330
27951999411,46cyclictest17210-21head09:26:480
27951999314,42cyclictest615-21munin-run06:15:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional