You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-24 - 15:57
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: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot4.osadl.org (updated Fri Apr 24, 2026 12:46:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1426691233323312,7sleep01424796-21kworker/0:0+events@
dbs_work_handler
07:05:420
14272189912431,45cyclictest1473587-21kworker/u12:2+events_unbound@
flush_memcg_stats_dwork
10:06:290
14272189912431,45cyclictest1473587-21kworker/u12:2+events_unbound@
flush_memcg_stats_dwork
10:06:280
1427218991202,94cyclictest0-21swapper/009:43:130
1427218991181,78cyclictest1475616-21kworker/u12:1+rpciod@
rpc_async_schedule
09:10:400
170647021170,4sleep50-21swapper/512:08:115
14272189911780,16cyclictest1443187-21kworker/u12:2+events_unbound@
flush_memcg_stats_dwork
07:49:260
1427218991162,61cyclictest1434345-21ntpq07:25:330
1427218991161,86cyclictest0-21swapper/007:43:300
1427218991151,76cyclictest0-21swapper/010:50:430
1427218991151,76cyclictest0-21swapper/010:50:430
14272189911432,49cyclictest69050irq/528-eth0-Tx09:25:290
1427218991141,96cyclictest15-21rcuc/007:15:010
14272189911416,43cyclictest0-21swapper/011:20:100
14272279911398,7cyclictest1471452-21kworker/u12:0+events_unbound@
flush_memcg_stats_dwork
08:59:481
14272189911352,26cyclictest1448615-21ps08:00:380
14272189911352,26cyclictest1448615-21ps08:00:380
14272189911319,62cyclictest0-21swapper/010:45:210
1427218991121,81cyclictest0-21swapper/007:17:240
14272189911134,48cyclictest68950irq/527-eth0-Tx09:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional