You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-26 - 05:51

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 #b, slot #8

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 100 highest latencies:
System rackbslot8s (updated Tue May 26, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202454699125124,0cyclictest0-21swapper/222:33:292
20242722120105,10sleep10-21swapper/119:09:251
20242192118103,10sleep20-21swapper/219:08:392
20239242117102,10sleep50-21swapper/519:05:215
20240532115100,10sleep60-21swapper/619:06:176
20221942115101,9sleep40-21swapper/419:05:044
20240922114100,9sleep70-21swapper/719:06:507
2024217211298,9sleep00-21swapper/019:08:360
2024059210995,9sleep30-21swapper/319:06:233
2024565991020,100cyclictest0-21swapper/700:17:557
20245619910299,3cyclictest553-21snmpd22:00:356
2024561991020,99cyclictest0-21swapper/621:12:436
2024561991020,100cyclictest0-21swapper/620:28:426
20245549910298,3cyclictest553-21snmpd21:40:454
20245499910299,3cyclictest553-21snmpd21:38:513
2024565991010,101cyclictest0-21swapper/720:17:597
2024565991010,101cyclictest0-21swapper/700:01:407
2024565991010,100cyclictest0-21swapper/723:56:107
2024565991010,100cyclictest0-21swapper/723:36:527
2024565991010,100cyclictest0-21swapper/723:00:567
20245619910199,2cyclictest553-21snmpd22:57:206
20245619910199,2cyclictest553-21snmpd22:33:376
20245619910199,2cyclictest553-21snmpd22:05:576
20245619910199,2cyclictest553-21snmpd20:45:066
20245619910199,2cyclictest553-21snmpd19:52:316
20245619910198,3cyclictest553-21snmpd23:00:236
20245619910198,3cyclictest553-21snmpd19:44:556
2024561991010,0cyclictest0-21swapper/619:14:126
20245589910199,2cyclictest553-21snmpd22:28:305
2024558991010,100cyclictest2085888-21diskmemload23:50:135
2024558991010,100cyclictest0-21swapper/523:11:055
2024558991010,100cyclictest0-21swapper/523:09:065
20245549910199,2cyclictest553-21snmpd21:27:224
20245549910199,2cyclictest553-21snmpd00:04:524
202455499101100,1cyclictest553-21snmpd19:32:344
2024554991010,100cyclictest0-21swapper/423:46:164
2024554991010,0cyclictest0-21swapper/423:39:064
2024554991010,0cyclictest0-21swapper/420:07:314
20245499910199,2cyclictest553-21snmpd23:12:413
20245499910199,2cyclictest553-21snmpd19:35:483
20245499910199,2cyclictest553-21snmpd00:30:283
20245419910198,2cyclictest553-21snmpd23:11:061
2024541991010,99cyclictest0-21swapper/120:25:501
2024541991010,99cyclictest0-21swapper/120:18:181
2024541991010,101cyclictest0-21swapper/123:31:111
2024541991010,101cyclictest0-21swapper/120:52:061
2024541991010,101cyclictest0-21swapper/120:39:441
2024541991010,100cyclictest0-21swapper/123:46:521
2024541991010,100cyclictest0-21swapper/119:49:051
202453799101100,1cyclictest553-21snmpd23:09:350
2024537991010,100cyclictest0-21swapper/019:16:440
2024565991000,99cyclictest0-21swapper/723:29:087
2024565991000,99cyclictest0-21swapper/722:46:257
2024565991000,99cyclictest0-21swapper/721:53:127
2024565991000,99cyclictest0-21swapper/720:46:217
2024565991000,100cyclictest0-21swapper/722:01:327
2024565991000,100cyclictest0-21swapper/721:30:527
20245619910099,1cyclictest553-21snmpd20:36:146
20245619910099,1cyclictest553-21snmpd19:55:086
20245619910099,1cyclictest553-21snmpd19:18:376
20245619910099,1cyclictest553-21snmpd00:29:506
20245619910099,1cyclictest1880257-21ntpd22:36:246
20245619910099,1cyclictest1880257-21ntpd22:36:246
20245619910098,2cyclictest553-21snmpd22:51:496
20245619910098,2cyclictest553-21snmpd20:05:506
2024561991000,99cyclictest0-21swapper/623:23:176
2024561991000,99cyclictest0-21swapper/621:03:166
2024561991000,99cyclictest0-21swapper/620:14:236
2024561991000,1cyclictest0-21swapper/623:27:246
2024561991000,1cyclictest0-21swapper/621:40:146
2024561991000,100cyclictest0-21swapper/621:36:536
2024561991000,100cyclictest0-21swapper/600:07:226
20245589910099,1cyclictest553-21snmpd21:57:595
20245589910099,1cyclictest553-21snmpd21:02:155
20245589910099,1cyclictest553-21snmpd20:34:365
20245589910099,1cyclictest553-21snmpd19:23:575
2024558991000,1cyclictest0-21swapper/521:30:145
2024558991000,100cyclictest0-21swapper/522:09:065
2024558991000,100cyclictest0-21swapper/500:23:445
20245549910099,1cyclictest553-21snmpd21:35:484
20245549910099,1cyclictest553-21snmpd21:10:444
20245549910098,2cyclictest553-21snmpd23:44:394
20245549910098,1cyclictest2170194-21df22:25:124
20245549910097,3cyclictest553-21snmpd21:20:344
20245549910097,3cyclictest553-21snmpd20:39:204
2024554991000,99cyclictest0-21swapper/422:22:424
2024554991000,99cyclictest0-21swapper/422:14:134
2024554991000,99cyclictest0-21swapper/421:30:164
2024554991000,100cyclictest0-21swapper/423:52:524
2024554991000,100cyclictest0-21swapper/419:51:264
2024554991000,100cyclictest0-21swapper/400:33:504
20245499910099,1cyclictest553-21snmpd23:55:483
20245499910099,1cyclictest553-21snmpd22:54:053
20245499910099,1cyclictest553-21snmpd20:47:583
20245499910099,0cyclictest553-21snmpd22:11:103
20245499910098,2cyclictest553-21snmpd19:29:013
20245499910097,3cyclictest553-21snmpd23:19:323
20245469910099,1cyclictest553-21snmpd20:37:382
20245469910099,1cyclictest553-21snmpd20:31:262
20245469910099,1cyclictest553-21snmpd20:14:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional