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2025-04-03 - 23:53

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 Thu Apr 03, 2025 12:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34332252134121,8sleep50-21swapper/507:05:355
34332252134121,8sleep50-21swapper/507:05:355
34332162133119,9sleep70-21swapper/707:05:307
34332162133119,9sleep70-21swapper/707:05:297
34334232129115,9sleep10-21swapper/107:08:281
34334232129115,9sleep10-21swapper/107:08:281
34334262125112,9sleep40-21swapper/407:08:314
34334262125112,9sleep40-21swapper/407:08:314
34333302124110,9sleep00-21swapper/007:07:060
34333302124110,9sleep00-21swapper/007:07:060
34333542122107,10sleep60-21swapper/607:07:286
34333542122107,10sleep60-21swapper/607:07:286
34332212122108,9sleep30-21swapper/307:05:333
34332212122108,9sleep30-21swapper/307:05:333
34333502120105,10sleep20-21swapper/207:07:242
34333502120105,10sleep20-21swapper/207:07:242
3433769991020,99cyclictest0-21swapper/109:09:331
3433792991010,101cyclictest0-21swapper/711:34:027
3433792991010,0cyclictest0-21swapper/711:37:267
3433784991010,100cyclictest0-21swapper/512:18:535
3433784991010,100cyclictest0-21swapper/507:52:275
3433784991010,100cyclictest0-21swapper/507:35:155
34337819910199,2cyclictest573-21snmpd12:10:334
34337819910199,2cyclictest573-21snmpd10:40:244
3433781991010,100cyclictest0-21swapper/409:32:494
34337699910199,2cyclictest573-21snmpd12:15:551
34337699910199,2cyclictest573-21snmpd10:28:541
34337699910199,2cyclictest573-21snmpd09:59:471
34337699910199,2cyclictest573-21snmpd07:57:121
3433769991010,101cyclictest0-21swapper/109:46:201
3433769991010,101cyclictest0-21swapper/109:28:251
3433769991010,101cyclictest0-21swapper/108:05:551
3433769991010,101cyclictest0-21swapper/107:18:471
3433792991000,99cyclictest0-21swapper/711:57:307
3433792991000,99cyclictest0-21swapper/711:10:447
3433792991000,99cyclictest0-21swapper/711:07:197
3433792991000,100cyclictest0-21swapper/711:53:367
34337889910099,1cyclictest573-21snmpd10:54:586
34337889910099,1cyclictest573-21snmpd10:03:026
34337889910099,1cyclictest573-21snmpd09:26:046
34337889910099,1cyclictest573-21snmpd08:58:006
34337889910099,1cyclictest573-21snmpd08:15:046
34337889910099,1cyclictest573-21snmpd07:50:246
34337889910099,1cyclictest573-21snmpd07:39:576
34337889910099,1cyclictest573-21snmpd07:17:236
34337889910099,1cyclictest3479983-21cat08:40:156
34337889910099,1cyclictest3453744-21cat07:45:156
3433788991000,100cyclictest0-21swapper/607:11:566
34337849910099,1cyclictest573-21snmpd11:46:575
34337849910099,1cyclictest573-21snmpd10:17:215
34337849910099,1cyclictest573-21snmpd09:12:095
34337849910099,1cyclictest573-21snmpd08:02:435
3433784991000,99cyclictest0-21swapper/510:07:285
3433784991000,100cyclictest0-21swapper/512:14:155
3433784991000,100cyclictest0-21swapper/511:22:325
3433784991000,100cyclictest0-21swapper/511:22:325
3433784991000,100cyclictest0-21swapper/508:41:265
34337819910099,1cyclictest573-21snmpd12:03:574
34337819910099,1cyclictest573-21snmpd11:54:574
34337819910099,1cyclictest573-21snmpd09:28:414
34337819910099,1cyclictest573-21snmpd09:05:424
34337819910099,1cyclictest573-21snmpd09:02:004
34337819910099,1cyclictest573-21snmpd07:44:334
34337819910099,1cyclictest573-21snmpd07:33:334
34337819910098,2cyclictest573-21snmpd11:46:364
3433781991000,99cyclictest0-21swapper/409:53:354
3433781991000,99cyclictest0-21swapper/408:06:584
3433781991000,100cyclictest0-21swapper/407:13:594
34337789910099,1cyclictest573-21snmpd12:37:583
34337789910099,1cyclictest573-21snmpd11:41:513
34337789910099,1cyclictest573-21snmpd11:39:053
34337789910099,1cyclictest573-21snmpd10:54:283
34337789910099,1cyclictest573-21snmpd10:29:213
34337789910099,1cyclictest573-21snmpd09:38:163
34337789910099,1cyclictest573-21snmpd08:25:113
34337739910099,1cyclictest573-21snmpd12:27:342
34337739910099,1cyclictest573-21snmpd11:43:222
34337739910099,1cyclictest573-21snmpd10:08:562
34337739910099,1cyclictest573-21snmpd08:22:072
34337739910099,1cyclictest573-21snmpd07:25:592
3433773991000,99cyclictest0-21swapper/211:21:142
3433773991000,99cyclictest0-21swapper/211:21:142
3433773991000,99cyclictest0-21swapper/208:40:532
3433773991000,100cyclictest0-21swapper/211:46:482
3433773991000,100cyclictest0-21swapper/210:50:162
3433773991000,100cyclictest0-21swapper/210:41:002
34337699910099,1cyclictest573-21snmpd11:16:351
34337699910099,1cyclictest573-21snmpd11:16:351
34337699910099,1cyclictest573-21snmpd08:38:501
34337699910099,1cyclictest573-21snmpd08:26:081
34337699910098,2cyclictest573-21snmpd10:43:341
34337699910098,2cyclictest573-21snmpd10:11:261
34337699910098,2cyclictest573-21snmpd09:54:141
3433769991000,99cyclictest0-21swapper/112:14:221
3433769991000,99cyclictest0-21swapper/111:30:321
3433769991000,99cyclictest0-21swapper/108:10:341
3433769991000,100cyclictest0-21swapper/107:26:171
34337649910099,1cyclictest573-21snmpd10:32:580
34337649910099,1cyclictest573-21snmpd08:49:500
34337649910099,1cyclictest3587293-21cat11:00:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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