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2026-03-07 - 14:40

OSADL QA Farm on Real-time of Mainline Linux

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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 
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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 Fri Mar 06, 2026 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20649042119105,9sleep60-21swapper/607:08:006
20647862119106,8sleep10-21swapper/107:06:201
2064999211794,9sleep70-21swapper/707:09:217
2064758211686,10sleep00-21swapper/007:05:540
2064825211585,10sleep20-21swapper/207:06:532
20648562114100,9sleep50-21swapper/507:07:195
2065034211298,9sleep40-21swapper/407:09:504
2064752211096,9sleep30-21swapper/307:05:483
2065272991050,102cyclictest0-21swapper/111:24:011
2065298991020,100cyclictest0-21swapper/710:15:387
20652949910299,3cyclictest553-21snmpd11:40:566
20652949910299,3cyclictest553-21snmpd10:19:116
20652899910299,3cyclictest553-21snmpd12:03:045
20652899910299,3cyclictest2107629-21cat08:30:155
2065289991020,0cyclictest0-21swapper/511:17:185
20652729910299,3cyclictest553-21snmpd10:02:281
20652729910299,3cyclictest553-21snmpd09:19:051
20652729910299,3cyclictest553-21snmpd09:19:051
20652729910299,2cyclictest553-21snmpd11:17:311
2065272991020,100cyclictest0-21swapper/107:28:161
2065298991010,99cyclictest0-21swapper/710:49:237
2065298991010,101cyclictest0-21swapper/709:44:107
2065298991010,101cyclictest0-21swapper/707:24:447
2065298991010,0cyclictest0-21swapper/711:16:277
2065298991010,0cyclictest0-21swapper/709:48:407
20652949910199,2cyclictest553-21snmpd11:38:176
2065294991010,101cyclictest0-21swapper/612:15:186
2065294991010,101cyclictest0-21swapper/610:26:016
2065294991010,100cyclictest0-21swapper/607:19:266
2065294991010,0cyclictest0-21swapper/611:02:246
20652899910199,2cyclictest553-21snmpd12:29:475
20652899910199,2cyclictest553-21snmpd12:10:215
20652899910199,2cyclictest553-21snmpd11:21:005
20652899910199,2cyclictest553-21snmpd10:56:575
20652859910199,2cyclictest553-21snmpd11:25:344
2065285991010,100cyclictest0-21swapper/412:20:144
2065285991010,100cyclictest0-21swapper/409:25:354
2065285991010,100cyclictest0-21swapper/409:04:224
20652779910199,2cyclictest553-21snmpd11:33:252
20652779910199,2cyclictest553-21snmpd09:50:432
20652779910198,3cyclictest553-21snmpd09:21:292
2065277991010,100cyclictest0-21swapper/212:21:202
2065277991010,100cyclictest0-21swapper/208:43:582
2065277991010,100cyclictest0-21swapper/207:39:032
2065272991010,0cyclictest0-21swapper/109:04:501
2065268991010,99cyclictest0-21swapper/011:54:110
2065268991010,100cyclictest0-21swapper/011:40:010
2065268991010,100cyclictest0-21swapper/010:07:060
2065298991000,99cyclictest0-21swapper/712:28:447
2065298991000,99cyclictest0-21swapper/711:27:217
2065298991000,100cyclictest0-21swapper/712:35:407
2065298991000,100cyclictest0-21swapper/711:10:107
2065298991000,100cyclictest0-21swapper/711:09:557
2065298991000,100cyclictest0-21swapper/709:32:057
2065298991000,100cyclictest0-21swapper/708:04:487
2065298991000,100cyclictest0-21swapper/707:51:517
20652949910099,1cyclictest553-21snmpd08:17:226
20652949910099,1cyclictest553-21snmpd07:58:416
2065294991000,99cyclictest0-21swapper/610:24:586
2065294991000,100cyclictest0-21swapper/611:32:276
2065294991000,100cyclictest0-21swapper/610:45:446
2065294991000,100cyclictest0-21swapper/609:15:166
2065294991000,100cyclictest0-21swapper/609:15:166
2065294991000,100cyclictest0-21swapper/608:20:156
2065294991000,100cyclictest0-21swapper/608:05:036
2065294991000,100cyclictest0-21swapper/607:50:366
20652899910099,1cyclictest553-21snmpd12:34:255
20652899910099,1cyclictest553-21snmpd12:24:055
20652899910099,1cyclictest553-21snmpd10:30:055
20652899910099,1cyclictest553-21snmpd10:28:585
20652899910098,2cyclictest553-21snmpd12:07:505
20652899910098,2cyclictest553-21snmpd11:59:405
20652899910097,3cyclictest553-21snmpd08:27:275
2065289991000,99cyclictest0-21swapper/509:37:095
2065289991000,100cyclictest0-21swapper/510:04:315
2065289991000,100cyclictest0-21swapper/509:48:455
20652859910099,1cyclictest553-21snmpd10:16:134
20652859910099,1cyclictest553-21snmpd09:47:274
20652859910099,1cyclictest553-21snmpd09:34:034
20652859910099,1cyclictest553-21snmpd07:54:324
20652859910098,1cyclictest553-21snmpd08:09:374
2065285991000,99cyclictest0-21swapper/412:38:314
2065285991000,100cyclictest0-21swapper/410:58:064
2065285991000,100cyclictest0-21swapper/410:20:044
20652819910099,1cyclictest553-21snmpd12:11:273
20652819910099,1cyclictest553-21snmpd10:48:323
20652819910099,1cyclictest553-21snmpd09:48:513
20652819910099,1cyclictest553-21snmpd08:50:073
20652819910099,1cyclictest553-21snmpd08:46:493
20652819910099,1cyclictest553-21snmpd08:06:073
20652819910099,1cyclictest553-21snmpd07:55:293
20652819910099,1cyclictest553-21snmpd07:52:173
20652819910099,1cyclictest553-21snmpd07:25:463
20652779910099,1cyclictest553-21snmpd10:25:472
20652779910099,1cyclictest553-21snmpd10:22:562
20652779910099,1cyclictest553-21snmpd08:46:072
2065277991000,99cyclictest0-21swapper/211:00:052
2065277991000,99cyclictest0-21swapper/210:09:522
2065277991000,99cyclictest0-21swapper/208:37:132
2065277991000,99cyclictest0-21swapper/208:34:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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