You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-31 - 11:51
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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Fri Oct 31, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96549925080,0cyclictest1594-21jbd2/hda3-820:01:330
96549925073,0cyclictest1370-21cron19:51:220
96549924971,0cyclictest20529-21runrttasks20:47:410
96549924971,0cyclictest15312-21unixbench_singl20:32:490
96549924967,0cyclictest0-21swapper23:18:030
96549924772,0cyclictest1594-21jbd2/hda3-818:46:340
96549924673,0cyclictest4605-21cut23:08:090
96549924577,0cyclictest19511-21tune2fs20:44:050
96549924574,0cyclictest8714-21nfs_client20:13:160
96549924476,0cyclictest24489-21awk22:32:400
96549924376,0cyclictest13405-21if_eth018:51:540
96549924375,0cyclictest8282-21seq21:46:580
96549924371,0cyclictest10128-21aten2.4-expect20:18:210
96549924364,0cyclictest0-21swapper19:32:200
96549924279,0cyclictest4603-21chrt21:36:310
96549924278,0cyclictest9722-21latency_hist18:41:290
96549924271,0cyclictest32615-21df_inode21:22:200
96549924264,0cyclictest20384-21seq19:12:110
96549924182,0cyclictest14234-21aten2.4-expect23:37:050
96549924175,0cyclictest11686-21fschecks_time23:28:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional