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2023-09-28 - 19:27

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #7

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 
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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 376 highest latencies:
System rack8slot7s.osadl.org (updated Thu Sep 28, 2023 12:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2679099380,38cyclictest14718-21meminfo11:00:200
2679099370,37cyclictest1630-21meminfo08:55:260
2679099360,36cyclictest2352-21meminfo11:55:240
2679099350,35cyclictest17647-21meminfo08:10:260
2679099350,35cyclictest13261-21meminfo12:25:230
2679099330,33cyclictest29278-21meminfo11:40:270
2679099310,31cyclictest4751-21meminfo07:35:240
2679099300,30cyclictest447-21meminfo11:50:250
2679099300,30cyclictest26739-21meminfo08:35:240
2679099300,29cyclictest16182-21meminfo09:35:220
2679099290,29cyclictest7100-21meminfo09:10:280
2679099290,29cyclictest23455-21meminfo09:55:230
2679099290,29cyclictest20173-21meminfo11:15:220
2679099290,29cyclictest1031-21meminfo07:25:250
2679099290,28cyclictest9271-21meminfo10:45:250
2679099280,28cyclictest7452-21meminfo10:40:240
2679099280,28cyclictest27459-21meminfo11:35:260
2679099280,28cyclictest23815-21meminfo11:25:240
2679099280,28cyclictest21996-21meminfo11:20:240
2679099280,28cyclictest12192-21meminfo07:55:250
2679099270,27cyclictest32197-21meminfo08:50:250
2679099270,27cyclictest19821-21meminfo09:45:240
2679099260,26cyclictest27095-21meminfo10:05:230
2679099260,26cyclictest12907-21meminfo10:55:250
2679099260,26cyclictest10740-21meminfo09:20:290
2679099250,25cyclictest9622-21meminfo12:15:230
2679099250,25cyclictest5275-21meminfo09:05:250
2679099250,25cyclictest3814-21meminfo10:30:240
2679099250,25cyclictest21639-21meminfo09:50:270
2679099240,24cyclictest3454-21meminfo09:00:240
2679099240,24cyclictest31636-21meminfo07:20:250
2679099240,24cyclictest16895-21meminfo12:35:220
2679099240,24cyclictest11088-21meminfo10:50:240
2679099230,23cyclictest31094-21meminfo11:45:240
2679099230,23cyclictest29814-21meminfo07:15:260
2679099230,23cyclictest25273-21meminfo10:00:240
2679099230,23cyclictest1996-21meminfo10:25:280
2679099230,23cyclictest15825-21meminfo08:05:250
2623422315,5sleep10-21swapper/107:06:061
2679099220,22cyclictest8388-21meminfo07:45:240
2679099220,22cyclictest5988-21meminfo12:05:260
2679099220,22cyclictest2897-21meminfo07:30:260
2679099220,22cyclictest21283-21meminfo08:20:260
2679099220,22cyclictest18359-21meminfo11:10:250
2679099210,21cyclictest23100-21meminfo08:25:260
2679099210,21cyclictest15084-21meminfo12:30:290
2679099210,21cyclictest14364-21meminfo09:30:220
2679099200,20cyclictest25636-21meminfo11:30:260
2679099200,20cyclictest14010-21meminfo08:00:240
2679099190,19cyclictest8907-21meminfo09:15:210
2679099190,19cyclictest28920-21meminfo10:10:250
2679099190,19cyclictest16539-21meminfo11:05:240
2679099170,17cyclictest27413-21meminfo07:10:260
2679099170,17cyclictest11440-21meminfo12:20:230
2679099170,17cyclictest10212-21meminfo07:50:280
2679199162,11cyclictest0-21swapper/112:20:181
2679199161,12cyclictest0-21swapper/107:25:301
2679099160,16cyclictest18010-21meminfo09:40:280
2679099160,16cyclictest12549-21meminfo09:25:220
2679199159,6cyclictest0-21swapper/110:10:251
2679199152,6cyclictest0-21swapper/110:56:041
2679099150,15cyclictest7810-21meminfo12:10:270
2679099150,15cyclictest4174-21meminfo12:00:270
2679199143,4cyclictest0-21swapper/108:30:181
2679199140,7cyclictest0-21swapper/112:10:221
2679099140,14cyclictest5634-21meminfo10:35:270
251682141,9sleep025350-21if_ecat007:05:210
2679199134,4cyclictest0-21swapper/108:51:171
2679199133,6cyclictest0-21swapper/108:05:201
2679199132,7cyclictest0-21swapper/109:45:191
2679199132,6cyclictest0-21swapper/109:37:501
2679199132,5cyclictest0-21swapper/111:05:191
2679199132,4cyclictest0-21swapper/108:40:201
2679199131,8cyclictest0-21swapper/110:20:201
26791991312,1cyclictest0-21swapper/111:48:441
2679199123,4cyclictest0-21swapper/112:25:181
2679199122,5cyclictest0-21swapper/107:20:001
2679199121,7cyclictest0-21swapper/107:30:221
2679199121,5cyclictest0-21swapper/109:00:191
2679199121,3cyclictest0-21swapper/112:35:171
2679199120,6cyclictest0-21swapper/109:55:191
2679199120,6cyclictest0-21swapper/107:35:181
2679099120,12cyclictest24915-21meminfo08:30:230
2679199113,6cyclictest0-21swapper/112:15:181
2679199113,4cyclictest0-21swapper/111:30:261
2679199112,5cyclictest0-21swapper/110:30:151
2679199112,5cyclictest0-21swapper/110:25:211
2679199111,7cyclictest0-21swapper/108:10:211
2679199110,6cyclictest0-21swapper/110:05:171
2679099110,11cyclictest30738-21meminfo10:15:260
2679099110,11cyclictest30383-21meminfo08:45:260
2679199105,4cyclictest0-21swapper/109:30:261
2679199102,6cyclictest0-21swapper/111:00:151
2679199101,3cyclictest0-21swapper/107:20:211
2679199100,6cyclictest0-21swapper/110:00:221
2679199100,5cyclictest0-21swapper/109:20:211
267919995,4cyclictest0-21swapper/112:30:271
267919994,4cyclictest0-21swapper/111:35:181
267919993,5cyclictest0-21swapper/107:10:311
267919993,2cyclictest0-21swapper/111:55:211
267919992,4cyclictest0-21swapper/111:40:201
267919992,4cyclictest0-21swapper/110:15:211
267919992,4cyclictest0-21swapper/109:15:241
267919992,4cyclictest0-21swapper/108:35:271
267919991,5cyclictest0-21swapper/112:05:201
267909990,9cyclictest32553-21meminfo10:20:230
267919986,1cyclictest118752sleep110:52:151
267919984,3cyclictest0-21swapper/107:50:191
267919983,4cyclictest0-21swapper/107:40:201
267919983,2cyclictest0-21swapper/111:20:291
267919982,4cyclictest0-21swapper/111:10:251
267919981,4cyclictest0-21swapper/107:55:201
267919980,7cyclictest7779-21chrt07:45:061
267919980,6cyclictest0-21swapper/110:40:301
267919980,6cyclictest0-21swapper/109:10:221
267919980,4cyclictest0-21swapper/108:15:201
267919975,2cyclictest24623-21chrt11:27:301
267919975,1cyclictest59512sleep109:06:051
267919975,1cyclictest174082sleep109:40:161
267919975,1cyclictest13212sleep111:52:311
267919972,4cyclictest0-21swapper/108:20:301
267919971,4cyclictest0-21swapper/110:35:321
267919971,3cyclictest0-21swapper/111:20:011
267919970,5cyclictest0-21swapper/108:25:211
267909976,1cyclictest7449-21taskset07:43:160
267909970,7cyclictest19463-21meminfo08:15:270
267919965,1cyclictest99142sleep110:45:421
267919964,1cyclictest3549-21chrt12:00:011
267919963,3cyclictest0-21swapper/108:00:191
267919961,3cyclictest0-21swapper/109:50:211
267919961,3cyclictest0-21swapper/109:25:171
267919961,3cyclictest0-21swapper/108:55:231
267909965,1cyclictest27976-21dpkg08:40:200
267919951,3cyclictest0-21swapper/108:45:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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