You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-28 - 23:16
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 20 highest latencies:
System rack7slot3.osadl.org (updated Sat Jun 28, 2025 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
280092148519sleep28010-21fschecks_count07:01:540
290179927086cyclictest26920-21chrt11:43:150
2901799267235cyclictest29027-21grep11:52:500
2901799265237cyclictest5483-21mailstats07:43:360
2901799264232cyclictest13118-21cpu10:41:550
2901799263232cyclictest11938-21if_err_eth008:12:250
2901799262234cyclictest31665-21ssh12:04:070
2901799259234cyclictest223462sleep08:57:410
2901799259232cyclictest15985-21chrt08:29:000
290179925899cyclictest6089-21fschecks_count07:47:140
2901799258226cyclictest14440-21fschecks_count10:47:390
2901799258116cyclictest2877-21snmpd12:30:200
2901799257232cyclictest27194-21ntp_states09:19:030
290179925553cyclictest5527-21date10:07:200
2901799255115cyclictest26570-21ssh11:42:140
2901799255110cyclictest16739-21fschecks_time10:57:510
2901799254228cyclictest24855-21memory09:08:450
290179925389cyclictest13803-21runrttasks08:20:270
2901799253223cyclictest29552-21ssh09:29:490
2901799253220cyclictest1048-21fschecks_count09:47:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional