You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-10-13 - 19:35

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #8, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 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 rack8slot7s.osadl.org (updated Mon Oct 13, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6664992626,0cyclictest6468-21fwupd08:30:221
6664992019,1cyclictest55650irq/125-lan12:34:431
6664992019,1cyclictest55650irq/125-lan11:53:191
6664992019,1cyclictest55650irq/125-lan10:10:441
6664992018,1cyclictest55650irq/125-lan11:45:051
6664991918,1cyclictest55650irq/125-lan12:38:151
6664991918,1cyclictest55650irq/125-lan12:29:561
6664991918,1cyclictest55650irq/125-lan12:11:051
6664991918,1cyclictest55650irq/125-lan11:56:441
6664991918,1cyclictest55650irq/125-lan10:45:211
6664991918,1cyclictest55650irq/125-lan10:31:381
6664991918,1cyclictest55650irq/125-lan10:25:181
6664991918,1cyclictest55650irq/125-lan10:07:321
6664991918,1cyclictest55650irq/125-lan08:52:301
6664991918,1cyclictest55650irq/125-lan08:00:191
6664991818,0cyclictest55650irq/125-lan09:30:061
6664991818,0cyclictest55650irq/125-lan09:15:201
6664991817,1cyclictest55650irq/125-lan12:21:101
6664991817,1cyclictest55650irq/125-lan12:07:181
6664991817,1cyclictest55650irq/125-lan12:04:261
6664991817,1cyclictest55650irq/125-lan11:30:211
6664991817,1cyclictest55650irq/125-lan11:20:401
6664991817,1cyclictest55650irq/125-lan11:13:161
6664991817,1cyclictest55650irq/125-lan10:40:241
6664991817,1cyclictest55650irq/125-lan10:35:391
6664991817,1cyclictest55650irq/125-lan10:21:281
6664991817,1cyclictest55650irq/125-lan10:15:081
6664991817,1cyclictest55650irq/125-lan09:57:471
6664991817,1cyclictest55650irq/125-lan09:45:021
6664991817,1cyclictest55650irq/125-lan09:41:231
6664991817,1cyclictest55650irq/125-lan09:35:461
6664991817,1cyclictest55650irq/125-lan09:26:311
6664991817,1cyclictest55650irq/125-lan09:10:401
6664991817,1cyclictest55650irq/125-lan09:01:271
6664991817,1cyclictest55650irq/125-lan07:45:141
6664991817,1cyclictest55650irq/125-lan07:15:041
6664991816,1cyclictest55650irq/125-lan11:40:131
6664991717,0cyclictest55650irq/125-lan11:38:191
6664991717,0cyclictest55650irq/125-lan10:55:121
6664991717,0cyclictest55650irq/125-lan10:51:071
6664991716,1cyclictest55650irq/125-lan12:18:121
6664991716,1cyclictest55650irq/125-lan11:25:151
6664991716,1cyclictest55650irq/125-lan11:19:321
6664991716,1cyclictest55650irq/125-lan10:03:381
6664991716,1cyclictest55650irq/125-lan09:54:021
6664991716,1cyclictest55650irq/125-lan09:22:351
6664991716,1cyclictest55650irq/125-lan09:06:521
6664991716,1cyclictest55650irq/125-lan08:58:561
6664991716,1cyclictest55650irq/125-lan08:45:151
6664991716,1cyclictest55650irq/125-lan08:36:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional