You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-31 - 00:21

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 Sat May 30, 2026 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18001612129101,9sleep50-21swapper/507:06:005
18003622119105,9sleep20-21swapper/207:08:532
18001872119105,9sleep40-21swapper/407:06:234
18003512118104,9sleep00-21swapper/007:08:430
18003572115101,9sleep60-21swapper/607:08:496
1800150211398,10sleep30-21swapper/307:05:503
1800388211298,9sleep10-21swapper/107:09:161
1798822211299,8sleep70-21swapper/707:05:137
1800849991030,99cyclictest0-21swapper/208:53:432
1800849991030,103cyclictest0-21swapper/208:55:132
1800843991030,100cyclictest0-21swapper/110:24:591
18008659910299,2cyclictest553-21snmpd11:08:386
18008659910299,2cyclictest553-21snmpd11:08:386
18008659910299,2cyclictest553-21snmpd10:30:266
18008629910299,3cyclictest553-21snmpd10:14:075
1800862991020,100cyclictest0-21swapper/509:01:345
18008589910299,3cyclictest553-21snmpd09:05:374
180084399102100,2cyclictest553-21snmpd11:55:201
1800843991020,101cyclictest0-21swapper/111:09:241
1800843991020,101cyclictest0-21swapper/111:09:231
18008399910297,2cyclictest1974875-21cat10:50:150
1800839991020,102cyclictest0-21swapper/009:09:380
18008659910199,2cyclictest553-21snmpd12:14:406
180086599101100,1cyclictest553-21snmpd09:41:526
1800865991010,100cyclictest0-21swapper/610:37:416
1800862991010,99cyclictest0-21swapper/509:36:005
1800862991010,100cyclictest0-21swapper/511:47:525
1800862991010,100cyclictest0-21swapper/511:33:215
1800862991010,100cyclictest0-21swapper/508:44:225
1800862991010,0cyclictest0-21swapper/508:06:505
18008589910199,2cyclictest553-21snmpd10:15:554
18008589910198,3cyclictest553-21snmpd07:24:314
1800858991010,101cyclictest0-21swapper/408:40:214
18008539910199,2cyclictest553-21snmpd12:38:443
18008539910199,1cyclictest553-21snmpd07:36:103
18008539910198,2cyclictest553-21snmpd10:43:403
18008499910199,2cyclictest553-21snmpd11:48:042
18008499910199,2cyclictest553-21snmpd10:49:302
1800849991010,99cyclictest0-21swapper/210:30:072
18008439910199,2cyclictest553-21snmpd09:54:371
18008439910199,1cyclictest553-21snmpd11:28:461
18008439910199,1cyclictest553-21snmpd08:28:301
18008439910198,3cyclictest553-21snmpd08:22:181
1800843991010,101cyclictest0-21swapper/110:12:181
1800843991010,101cyclictest0-21swapper/109:14:531
1800843991010,100cyclictest0-21swapper/108:04:591
18008729910099,1cyclictest0-21swapper/707:37:297
1800872991000,99cyclictest0-21swapper/708:17:397
1800872991000,98cyclictest0-21swapper/707:42:457
1800872991000,100cyclictest0-21swapper/707:17:117
18008659910099,1cyclictest553-21snmpd12:27:446
18008659910099,1cyclictest553-21snmpd12:09:596
18008659910099,1cyclictest553-21snmpd10:09:166
18008659910099,1cyclictest553-21snmpd08:36:006
18008659910099,1cyclictest553-21snmpd08:31:316
18008659910099,1cyclictest553-21snmpd07:12:296
1800865991000,99cyclictest0-21swapper/611:47:326
1800865991000,99cyclictest0-21swapper/611:01:306
1800865991000,99cyclictest0-21swapper/611:01:296
1800865991000,99cyclictest0-21swapper/610:10:196
1800865991000,99cyclictest0-21swapper/609:26:536
1800865991000,100cyclictest0-21swapper/609:45:156
1800865991000,100cyclictest0-21swapper/608:09:516
18008629910099,1cyclictest553-21snmpd11:10:035
18008629910099,1cyclictest553-21snmpd11:05:505
18008629910099,1cyclictest553-21snmpd11:05:505
18008629910099,1cyclictest553-21snmpd10:37:135
18008629910098,2cyclictest553-21snmpd09:59:185
18008629910098,2cyclictest553-21snmpd09:40:545
18008629910098,2cyclictest553-21snmpd09:14:065
18008629910098,2cyclictest553-21snmpd07:23:495
1800862991000,99cyclictest0-21swapper/509:53:305
1800862991000,99cyclictest0-21swapper/508:31:005
1800862991000,99cyclictest0-21swapper/508:21:075
1800862991000,99cyclictest0-21swapper/507:46:235
1800862991000,99cyclictest0-21swapper/507:37:085
1800862991000,100cyclictest0-21swapper/507:41:145
18008589910099,1cyclictest553-21snmpd11:42:254
18008589910099,1cyclictest553-21snmpd08:51:054
18008589910099,1cyclictest553-21snmpd07:43:504
18008589910099,1cyclictest553-21snmpd07:26:134
18008589910099,1cyclictest1838324-21cat08:20:154
18008589910099,0cyclictest553-21snmpd10:03:314
18008589910098,2cyclictest553-21snmpd12:13:494
180085899100100,0cyclictest553-21snmpd10:45:174
1800858991000,99cyclictest0-21swapper/412:37:174
1800858991000,99cyclictest0-21swapper/411:33:034
1800858991000,99cyclictest0-21swapper/409:12:154
1800858991000,100cyclictest0-21swapper/412:05:474
18008539910099,1cyclictest553-21snmpd11:02:263
18008539910099,1cyclictest553-21snmpd11:02:263
18008539910099,1cyclictest553-21snmpd10:37:043
18008539910099,1cyclictest553-21snmpd09:54:513
18008539910099,1cyclictest553-21snmpd08:15:373
18008539910098,2cyclictest553-21snmpd09:36:063
18008539910098,1cyclictest553-21snmpd12:22:483
18008499910099,1cyclictest553-21snmpd09:15:532
18008499910099,1cyclictest2008123-21cat11:20:132
18008499910098,2cyclictest553-21snmpd12:38:082
18008499910098,2cyclictest553-21snmpd12:06:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional