You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-21 - 05:40
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 Fri Nov 21, 2025 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25335224132157,203sleep00-21swapper17:40:340
254179910631,46cyclictest0-21swapper22:54:140
254179910512,73cyclictest31754-21ssh22:11:010
254179910315,67cyclictest13028-21users21:12:440
254179910312,70cyclictest21984-21/usr/sbin/munin21:42:330
254179910210,53cyclictest23701-21ssh20:06:470
254179910118,47cyclictest17402-21apt-get23:06:210
254179910111,70cyclictest29167-21grep20:22:380
254179910111,25cyclictest4850-21ssh22:27:080
254179910033,36cyclictest31615-21ssh20:31:300
254179910032,52cyclictest0-21swapper22:00:360
254179910017,45cyclictest5191-21ssh20:49:230
254179910012,51cyclictest15729-21uname19:42:170
25417999938,43cyclictest0-21swapper21:37:170
25417999917,44cyclictest9758-21ssh22:42:130
25417999916,53cyclictest0-21swapper21:33:230
25417999916,24cyclictest21835-21apt-get20:01:210
25417999914,64cyclictest25857-21missed_timers21:52:230
25417999914,64cyclictest24548-21users21:47:460
25417999912,24cyclictest775-21cut20:36:300
25417999910,26cyclictest14360-21ssh21:17:250
2541799989,28cyclictest29487-21ssh22:02:480
25417999816,61cyclictest15911-21memory21:22:150
25417999812,65cyclictest2876-21ssh22:21:360
25417999812,28cyclictest15206-21ssh22:58:310
25417999812,26cyclictest1998-21ssh22:17:460
25417999812,24cyclictest7862-21/usr/sbin/munin22:36:330
25417999810,27cyclictest651-21sshd18:19:490
25417999712,22cyclictest17426-21/usr/sbin/munin19:47:110
25417999711,49cyclictest6887-21ssh20:54:450
25417999711,24cyclictest10480-21apt-get21:06:230
25417999710,25cyclictest27025-21ssh20:16:530
2541799969,26cyclictest11644-21cut19:21:220
25417999637,29cyclictest0-21swapper19:59:550
25417999617,42cyclictest3443-21ssh20:43:390
25417999616,62cyclictest29020-21fw_conntrack17:56:400
25417999613,44cyclictest31194-21ssh20:29:520
25417999610,45cyclictest17892-21timerwakeupswit21:27:410
25417999539,40cyclictest18671-21aten_r5power_en19:51:330
25417999526,59cyclictest0-21swapper23:04:150
25417999514,21cyclictest32209-21df_inode22:11:520
25417999512,63cyclictest25312-21df20:11:450
25417999512,61cyclictest7238-21ssh20:56:120
25417999511,63cyclictest10302-21ssh21:05:490
25417999510,22cyclictest13840-21missed_timers19:31:520
25417999415,60cyclictest1528-21users18:22:110
25417999410,46cyclictest7132-21basename18:56:220
25417999410,23cyclictest27368-21grep17:47:140
25417999331,45cyclictest0-21swapper18:11:160
25417999312,44cyclictest6579-21kernelversion22:32:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional