You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-17 - 04:09

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 Mar 17, 2026 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1397635991280,128cyclictest0-21swapper/523:18:025
13972352122107,10sleep20-21swapper/219:07:502
13973682120106,9sleep50-21swapper/519:09:465
13971542118103,10sleep70-21swapper/719:06:437
13973252116101,10sleep00-21swapper/019:09:090
1397239211499,9sleep60-21swapper/619:07:546
1397246211399,9sleep40-21swapper/419:08:004
1397132211398,10sleep30-21swapper/319:06:233
1397243211297,10sleep10-21swapper/119:07:571
1397640991030,1cyclictest0-21swapper/623:24:146
1397640991020,100cyclictest0-21swapper/623:31:416
13976269910299,2cyclictest553-21snmpd23:18:323
13976409910199,2cyclictest553-21snmpd22:43:106
13976409910199,2cyclictest553-21snmpd20:04:536
13976409910199,2cyclictest553-21snmpd19:52:356
1397640991010,0cyclictest0-21swapper/600:24:556
13976359910199,2cyclictest553-21snmpd20:47:035
13976359910199,2cyclictest553-21snmpd20:31:155
13976359910199,2cyclictest553-21snmpd20:03:175
13976359910198,3cyclictest553-21snmpd23:51:245
139763599101100,1cyclictest553-21snmpd20:09:385
1397635991010,101cyclictest0-21swapper/522:42:345
13976319910199,2cyclictest553-21snmpd22:03:514
13976319910199,2cyclictest553-21snmpd21:35:444
13976319910199,1cyclictest553-21snmpd21:47:204
1397631991010,100cyclictest0-21swapper/421:29:444
13976269910199,2cyclictest553-21snmpd22:50:133
13976239910199,2cyclictest553-21snmpd22:25:392
13976239910199,2cyclictest553-21snmpd21:54:172
13976189910199,2cyclictest553-21snmpd22:57:371
13976189910199,2cyclictest553-21snmpd21:59:231
13976189910199,2cyclictest553-21snmpd21:59:231
13976189910199,2cyclictest553-21snmpd20:52:211
1397618991010,99cyclictest0-21swapper/122:07:091
1397618991010,99cyclictest0-21swapper/121:36:111
1397618991010,101cyclictest0-21swapper/123:11:531
1397618991010,0cyclictest0-21swapper/120:10:411
13976149910199,2cyclictest1459560-21diskmemload00:25:190
1397643991000,99cyclictest0-21swapper/720:28:397
1397643991000,100cyclictest0-21swapper/723:22:597
13976409910099,1cyclictest553-21snmpd20:11:356
13976409910099,1cyclictest553-21snmpd20:07:176
13976409910099,1cyclictest553-21snmpd19:57:296
13976409910097,3cyclictest1516887-21cat22:00:156
1397640991000,99cyclictest1459560-21diskmemload22:18:276
1397640991000,99cyclictest0-21swapper/623:25:536
1397640991000,100cyclictest0-21swapper/620:57:076
1397640991000,100cyclictest0-21swapper/619:36:466
13976359910099,1cyclictest553-21snmpd21:43:355
13976359910099,1cyclictest553-21snmpd21:36:085
13976359910099,1cyclictest553-21snmpd21:09:555
13976359910099,1cyclictest553-21snmpd20:24:275
13976359910099,1cyclictest0-21swapper/522:30:575
13976359910098,2cyclictest553-21snmpd21:18:165
1397635991000,99cyclictest0-21swapper/523:56:215
1397635991000,99cyclictest0-21swapper/523:13:505
1397635991000,100cyclictest0-21swapper/523:23:115
1397635991000,100cyclictest0-21swapper/522:14:275
1397635991000,100cyclictest0-21swapper/520:55:075
13976319910099,1cyclictest553-21snmpd23:36:564
13976319910099,1cyclictest553-21snmpd21:22:224
13976319910099,1cyclictest553-21snmpd20:58:404
13976319910099,1cyclictest553-21snmpd20:37:124
13976319910099,1cyclictest553-21snmpd20:30:184
13976319910099,1cyclictest553-21snmpd20:26:214
13976319910099,1cyclictest553-21snmpd19:49:164
13976319910099,1cyclictest553-21snmpd00:25:194
13976319910099,1cyclictest553-21snmpd00:19:304
13976319910098,2cyclictest553-21snmpd19:12:364
1397631991000,99cyclictest0-21swapper/423:59:454
1397631991000,99cyclictest0-21swapper/419:21:554
13976269910099,1cyclictest553-21snmpd22:45:163
13976269910099,1cyclictest553-21snmpd22:10:123
13976269910099,1cyclictest553-21snmpd19:32:313
13976269910099,1cyclictest553-21snmpd19:27:463
13976269910099,1cyclictest553-21snmpd00:35:403
13976269910098,2cyclictest553-21snmpd23:14:263
13976269910098,2cyclictest553-21snmpd22:34:123
13976239910099,1cyclictest553-21snmpd22:57:222
13976239910099,1cyclictest553-21snmpd22:22:382
13976239910099,1cyclictest553-21snmpd22:05:452
13976239910099,1cyclictest553-21snmpd21:55:562
13976239910099,1cyclictest553-21snmpd21:55:562
13976239910099,1cyclictest553-21snmpd20:52:092
13976239910099,1cyclictest553-21snmpd00:04:002
13976239910099,1cyclictest1533760-21cat22:15:152
13976239910098,2cyclictest553-21snmpd00:33:312
1397623991000,99cyclictest0-21swapper/223:34:052
1397623991000,100cyclictest0-21swapper/220:11:232
13976189910099,1cyclictest553-21snmpd23:43:321
13976189910099,1cyclictest553-21snmpd23:24:021
13976189910099,1cyclictest553-21snmpd00:01:181
13976189910098,2cyclictest553-21snmpd23:29:531
13976189910098,2cyclictest553-21snmpd21:32:561
13976189910098,2cyclictest553-21snmpd00:37:211
13976189910098,2cyclictest553-21snmpd00:11:181
1397618991000,99cyclictest0-21swapper/123:58:001
1397618991000,100cyclictest0-21swapper/123:51:331
1397618991000,100cyclictest0-21swapper/123:06:491
1397618991000,100cyclictest0-21swapper/121:21:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional