You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-22 - 21:33

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 Sep 22, 2026 12:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11855092121107,9sleep40-21swapper/407:09:344
11853842118104,9sleep00-21swapper/007:07:470
11852272118103,10sleep20-21swapper/207:05:312
11855382116101,10sleep30-21swapper/307:09:573
11852212116101,10sleep50-21swapper/507:05:265
1185353211398,10sleep70-21swapper/707:07:217
1185361211298,9sleep60-21swapper/607:07:286
1185786991060,103cyclictest0-21swapper/510:36:415
1185246210692,9sleep10-21swapper/107:05:471
11857869910399,3cyclictest553-21snmpd10:04:425
11857869910299,3cyclictest553-21snmpd08:16:235
11857869910298,3cyclictest553-21snmpd11:03:425
118577499102100,2cyclictest553-21snmpd10:08:452
118576599102100,2cyclictest553-21snmpd10:45:260
1185765991020,102cyclictest0-21swapper/010:36:190
1185793991010,99cyclictest0-21swapper/708:52:497
1185793991010,99cyclictest0-21swapper/707:43:407
1185793991010,101cyclictest0-21swapper/710:41:147
1185793991010,0cyclictest0-21swapper/708:00:237
11857909910199,1cyclictest553-21snmpd11:06:236
11857909910199,1cyclictest553-21snmpd07:18:406
11857869910199,2cyclictest553-21snmpd11:50:145
1185786991010,101cyclictest0-21swapper/511:58:295
11857839910199,2cyclictest553-21snmpd09:27:084
11857839910199,2cyclictest553-21snmpd08:23:514
1185783991010,99cyclictest0-21swapper/407:38:254
1185783991010,101cyclictest0-21swapper/408:49:064
1185783991010,100cyclictest0-21swapper/410:42:464
1185783991010,100cyclictest0-21swapper/408:37:374
1185783991010,0cyclictest0-21swapper/409:55:274
11857799910199,2cyclictest553-21snmpd10:52:423
11857799910199,2cyclictest553-21snmpd09:35:513
11857799910199,2cyclictest553-21snmpd09:35:503
11857799910199,2cyclictest553-21snmpd07:47:013
11857799910198,3cyclictest553-21snmpd11:28:573
11857749910199,2cyclictest553-21snmpd09:39:332
11857749910199,2cyclictest553-21snmpd09:39:322
11857749910199,2cyclictest553-21snmpd07:22:042
11857749910198,3cyclictest553-21snmpd12:10:272
11857749910198,3cyclictest1361301-21cat10:50:192
1185774991010,99cyclictest0-21swapper/212:20:322
1185774991010,100cyclictest0-21swapper/210:29:532
1185774991010,100cyclictest0-21swapper/209:50:202
1185774991010,100cyclictest0-21swapper/209:17:112
1185774991010,0cyclictest0-21swapper/210:02:402
1185770991010,101cyclictest0-21swapper/112:30:361
1185770991010,100cyclictest0-21swapper/111:44:321
1185770991010,100cyclictest0-21swapper/111:30:241
1185770991010,100cyclictest0-21swapper/107:12:461
11857659910199,2cyclictest553-21snmpd11:05:540
11857659910199,2cyclictest553-21snmpd09:28:440
11857659910199,2cyclictest0-21swapper/010:01:030
11857659910198,3cyclictest553-21snmpd08:50:100
1185765991010,100cyclictest0-21swapper/009:06:130
1185765991010,0cyclictest0-21swapper/008:45:370
1185765991010,0cyclictest0-21swapper/007:34:260
1185793991000,99cyclictest0-21swapper/711:29:227
1185793991000,99cyclictest0-21swapper/709:23:567
1185793991000,99cyclictest0-21swapper/708:55:197
1185793991000,100cyclictest0-21swapper/711:36:067
1185793991000,100cyclictest0-21swapper/711:21:097
1185793991000,100cyclictest0-21swapper/711:06:537
1185793991000,100cyclictest0-21swapper/710:32:227
11857909910099,1cyclictest553-21snmpd12:25:146
11857909910099,1cyclictest553-21snmpd12:01:176
11857909910099,1cyclictest553-21snmpd09:59:306
11857909910099,1cyclictest553-21snmpd09:48:596
11857909910099,1cyclictest553-21snmpd08:17:036
11857909910099,1cyclictest553-21snmpd07:30:586
11857909910099,1cyclictest553-21snmpd07:24:026
11857909910099,1cyclictest1445375-21cat12:05:156
11857909910099,1cyclictest1361299-21cat10:50:186
11857909910098,2cyclictest553-21snmpd07:50:266
1185790991000,99cyclictest0-21swapper/609:29:336
1185790991000,99cyclictest0-21swapper/608:32:306
11857869910099,1cyclictest553-21snmpd11:07:205
11857869910099,1cyclictest553-21snmpd07:12:515
11857869910098,2cyclictest553-21snmpd11:43:345
11857869910098,2cyclictest553-21snmpd09:44:185
11857869910097,3cyclictest553-21snmpd08:43:545
1185786991000,100cyclictest0-21swapper/510:55:215
1185786991000,100cyclictest0-21swapper/509:38:215
1185786991000,100cyclictest0-21swapper/509:38:205
1185786991000,100cyclictest0-21swapper/509:19:135
1185786991000,100cyclictest0-21swapper/507:55:295
1185786991000,100cyclictest0-21swapper/507:15:245
11857839910099,1cyclictest553-21snmpd12:36:564
11857839910099,1cyclictest553-21snmpd11:43:284
11857839910099,1cyclictest553-21snmpd11:14:234
11857839910098,2cyclictest553-21snmpd11:06:444
11857839910097,3cyclictest553-21snmpd10:53:054
1185783991000,1cyclictest0-21swapper/409:44:114
1185783991000,100cyclictest0-21swapper/412:27:384
1185783991000,100cyclictest0-21swapper/411:00:234
1185783991000,0cyclictest0-21swapper/410:21:554
11857799910099,1cyclictest553-21snmpd10:32:323
11857799910099,1cyclictest553-21snmpd09:24:003
11857799910099,1cyclictest553-21snmpd09:05:043
11857799910098,2cyclictest553-21snmpd11:38:033
11857799910098,2cyclictest553-21snmpd09:11:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional