You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-03 - 01:42
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 Sat May 03, 2025 00:46:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2377321215831561,10sleep32374596-21kworker/3:2+events@
dbs_work_handler
19:05:213
23783512608598,5sleep50-21swapper/519:06:185
2378784991111,91cyclictest0-21swapper/020:32:310
2378784991093,65cyclictest2422335-1kworker/0:0H+mmc_complete@
mmc_blk_mq_complete_work
22:22:530
2378784991093,65cyclictest2422335-1kworker/0:0H+mmc_complete@
mmc_blk_mq_complete_work
22:22:520
2378784991073,93cyclictest0-21swapper/022:15:330
2378784991073,93cyclictest0-21swapper/022:15:330
2378784991064,80cyclictest2554492-21ssh22:55:410
2378784991034,85cyclictest2436788-21awk21:20:010
2378784991022,90cyclictest0-21swapper/020:51:090
2378784991006,84cyclictest0-21swapper/021:54:310
23787849910039,36cyclictest2648312-21kworker/u12:0+events_unbound@
flush_memcg_stats_dwork
00:21:300
2378784991003,84cyclictest2426337-21diskmemload23:40:590
2378784991002,85cyclictest0-21swapper/020:15:330
237878499985,64cyclictest2451318-21kworker/u12:0+events_unbound@
flush_memcg_stats_dwork
21:35:430
237878499984,89cyclictest2404181-21grep20:10:430
237878499983,80cyclictest0-21swapper/021:20:380
237878499983,80cyclictest0-21swapper/021:20:370
237878499974,80cyclictest2560122-21ssh23:00:300
237878499973,84cyclictest0-21swapper/019:40:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional