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2023-09-26 - 20:32

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #5

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 792 highest latencies:
System rackcslot5s.osadl.org (updated Tue Sep 26, 2023 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1430028163,14sleep00-21swapper/007:08:490
1434327869,5sleep10-21swapper/107:09:181
1460099430,42cyclictest16825-21meminfo07:15:011
1459999430,42cyclictest21128-21meminfo08:45:270
1460099420,40cyclictest8402-21meminfo09:35:241
1459999420,41cyclictest30961-21meminfo09:10:250
1459999420,41cyclictest13245-21meminfo08:25:210
1460099400,39cyclictest1575-21meminfo10:40:221
1459999400,39cyclictest31688-21meminfo07:50:250
1459999380,37cyclictest7501-21meminfo10:55:230
1459999380,37cyclictest11286-21meminfo08:20:240
1459999370,36cyclictest8579-21meminfo12:20:210
1459999370,36cyclictest668-21meminfo12:00:260
1459999370,36cyclictest11446-21meminfo11:05:240
1460099360,35cyclictest18263-21meminfo10:00:231
1460099350,34cyclictest9484-21meminfo11:00:231
1460099340,33cyclictest2510-21meminfo09:20:221
1459999340,33cyclictest15378-21meminfo11:15:230
1460099330,32cyclictest5374-21meminfo08:05:241
1460099330,32cyclictest20227-21meminfo10:05:261
1459999320,31cyclictest17366-21meminfo11:20:250
1460099310,30cyclictest15299-21meminfo07:10:231
1459999310,30cyclictest29158-21meminfo11:50:230
1460099300,29cyclictest25230-21meminfo11:40:231
1460099300,29cyclictest12348-21meminfo09:45:231
1459999300,30cyclictest32022-21meminfo10:35:210
1459999300,29cyclictest23245-21meminfo11:35:210
1459999300,29cyclictest17183-21meminfo08:35:250
1459999300,29cyclictest14474-21meminfo12:35:230
1460099290,28cyclictest4480-21meminfo09:25:251
1460099290,28cyclictest23085-21meminfo08:50:231
1459999290,28cyclictest1226-21meminfo07:55:280
1460099280,27cyclictest24144-21meminfo10:15:211
1460099280,27cyclictest14312-21meminfo09:50:251
1459999280,27cyclictest7340-21meminfo08:10:250
1459999280,27cyclictest13404-21meminfo11:10:210
1460099270,26cyclictest22185-21meminfo10:10:231
1460099270,26cyclictest19159-21meminfo08:40:221
1460099270,26cyclictest10550-21meminfo12:25:241
1459999270,26cyclictest29727-21meminfo07:45:250
1460099260,25cyclictest460-21meminfo09:15:241
1459999260,26cyclictest17864-21meminfo07:15:250
1459999260,25cyclictest30061-21meminfo10:30:250
1460099250,24cyclictest2671-21meminfo12:05:221
1459999250,25cyclictest12514-21meminfo12:30:260
1459999250,24cyclictest23782-21meminfo07:30:280
1459999250,24cyclictest19326-21meminfo11:25:240
1459999240,24cyclictest15221-21meminfo08:30:270
1460099230,22cyclictest9304-21meminfo08:15:271
1460099230,22cyclictest28097-21meminfo10:25:241
1459999230,22cyclictest19844-21meminfo07:20:240
1459999221,9cyclictest895-21apt-get10:40:180
1459999220,22cyclictest25046-21meminfo08:55:230
1459999220,21cyclictest3244-21meminfo08:00:270
1459999220,21cyclictest28995-21meminfo09:05:240
1460099210,20cyclictest4637-21meminfo12:10:221
1459999210,21cyclictest16280-21meminfo09:55:230
1459999190,19cyclictest6440-21meminfo09:30:230
1459999190,19cyclictest25779-21meminfo07:35:230
1459999190,18cyclictest27763-21meminfo07:40:230
1459999180,18cyclictest31125-21meminfo11:55:230
1460099170,0cyclictest0-21swapper/112:37:161
1459999170,17cyclictest6596-21meminfo12:15:210
1459999160,16cyclictest5538-21meminfo10:50:220
1459999160,16cyclictest27030-21meminfo09:00:240
1460099152,9cyclictest8259-21taskset10:56:151
1460099151,6cyclictest0-21swapper/109:05:181
1460099151,12cyclictest11073-21/usr/sbin/munin09:40:311
1460099140,12cyclictest520-21/usr/sbin/munin07:55:361
1459999142,6cyclictest2729-21runrttasks11:00:510
1459999141,8cyclictest0-21swapper/009:40:190
1459999141,6cyclictest6492-21munin-run08:10:000
1460099130,12cyclictest3578-21meminfo10:45:251
1459999135,7cyclictest21514-21apt-get10:10:190
14599991311,1cyclictest2729-21runrttasks09:18:320
1459999130,8cyclictest0-21swapper/007:30:010
1460099127,4cyclictest19171-21apt-get07:20:181
1460099122,7cyclictest490-21rs:main1
1459999121,7cyclictest28148-21ls10:25:250
1459999120,12cyclictest30125-21diskmemload09:45:190
1460099117,3cyclictest0-21swapper/111:25:211
1460099116,4cyclictest23181-21kernelversion11:35:201
1460099115,4cyclictest2729-21runrttasks08:33:581
1460099112,6cyclictest0-21swapper/111:30:291
1460099111,5cyclictest16644-21cstates08:35:211
1460099110,8cyclictest0-21swapper/110:30:201
1460099110,11cyclictest21809-21meminfo07:25:251
1459999113,7cyclictest14629-21apt-get07:10:180
1459999113,4cyclictest3817-21latency_hist12:10:000
1459999113,4cyclictest10995-21grep12:25:290
1459999112,3cyclictest0-21swapper/010:16:160
1459999111,7cyclictest0-21swapper/009:50:300
1459999111,4cyclictest21745-21/usr/sbin/munin11:30:350
1460099104,3cyclictest2729-21runrttasks09:56:131
1460099103,4cyclictest1238-21unixbench-2d12:00:331
1460099103,4cyclictest0-21swapper/111:05:191
1460099103,3cyclictest0-21swapper/112:20:231
1460099102,4cyclictest0-21swapper/110:50:231
1460099100,9cyclictest6897-21gunzip12:15:251
1460099100,6cyclictest2813-21fschecks_count08:00:231
1459999101,5cyclictest0-21swapper/008:15:200
1459999101,3cyclictest0-21swapper/011:50:000
1459999100,7cyclictest25364-21tr11:40:240
1459999100,5cyclictest0-21swapper/009:35:280
146009995,3cyclictest23107-21apt-get07:30:221
146009994,1cyclictest12573-21apt-get08:25:171
146009991,7cyclictest29563-21chrt07:45:231
146009990,5cyclictest6664-21/usr/sbin/munin08:10:261
146009990,2cyclictest0-21swapper/110:20:291
145999997,2cyclictest2729-21runrttasks10:02:410
145999997,1cyclictest25460-21apt-get10:20:180
145999991,7cyclictest0-21swapper/008:40:220
145999991,6cyclictest3808-21apt-get09:25:210
145999990,2cyclictest0-21swapper/010:49:470
146009987,1cyclictest845-21latency_hist10:40:001
146009987,1cyclictest13717-21latency_hist12:35:011
146009983,5cyclictest0-21swapper/111:15:191
146009983,4cyclictest25878-21runrttasks08:57:011
146009983,4cyclictest22127-21runrttasks08:48:551
146009983,1cyclictest10612-21apt-get08:20:191
146009982,5cyclictest0-21swapper/109:30:321
146009981,2cyclictest0-21swapper/109:00:241
145999985,3cyclictest3634-21sh09:25:000
145999982,5cyclictest2729-21runrttasks10:09:420
146009975,1cyclictest31703-21chrt09:11:051
146009975,1cyclictest26617-21runrttasks07:37:041
146009973,3cyclictest0-21swapper/111:45:191
146009971,4cyclictest27090-21apt-get07:40:181
146009970,4cyclictest0-21swapper/107:50:191
145999971,3cyclictest0-21swapper/012:10:260
146009965,1cyclictest17031-21perl11:20:211
146009962,3cyclictest28481-21apt-get11:50:171
146009961,3cyclictest0-21swapper/111:10:171
145999965,1cyclictest22609-21expr08:50:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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