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2023-12-02 - 22:21

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 - 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 rackcslot5s.osadl.org (updated Sat Dec 02, 2023 12:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2272728682,2sleep10-21swapper/107:05:261
2375627038,28sleep00-21swapper/007:08:160
2410699410,40cyclictest18811-21meminfo08:15:271
2410599410,35cyclictest26151-21meminfo11:25:300
2410599400,39cyclictest2903-21meminfo07:35:250
2410699390,38cyclictest22185-21meminfo11:15:261
2410599380,37cyclictest30633-21meminfo08:45:250
2410699370,37cyclictest24181-21meminfo11:20:281
2410699350,34cyclictest12351-21meminfo10:50:231
2410699330,33cyclictest28671-21meminfo08:40:261
2410699330,33cyclictest2164-21meminfo08:55:261
2410699330,32cyclictest8805-21meminfo07:50:231
2410699330,32cyclictest14324-21meminfo10:55:291
2410599330,32cyclictest21854-21meminfo09:45:230
2410599330,32cyclictest12749-21meminfo08:00:240
2410699320,32cyclictest18599-21meminfo12:35:291
2410699310,31cyclictest18268-21meminfo11:05:291
2410699300,30cyclictest30069-21meminfo11:35:271
2410599300,29cyclictest6167-21meminfo12:00:170
2410599300,29cyclictest26690-21meminfo08:35:250
2410599300,29cyclictest12025-21meminfo09:20:250
2410699290,29cyclictest4149-21meminfo09:00:261
2410699290,29cyclictest1906-21meminfo10:20:271
2410599290,28cyclictest17917-21meminfo09:35:300
2410699280,28cyclictest16305-21meminfo11:00:311
2410699280,27cyclictest14883-21meminfo08:05:251
2410599280,27cyclictest851-21meminfo07:30:260
2410599280,27cyclictest29360-21meminfo07:20:260
2410599280,27cyclictest15953-21meminfo09:30:280
2410699260,26cyclictest10110-21meminfo12:10:271
2410599260,25cyclictest19885-21meminfo09:40:200
2410599260,25cyclictest10392-21meminfo10:45:250
2410699250,25cyclictest8140-21meminfo12:05:221
2410699250,25cyclictest16848-21meminfo08:10:261
2410699250,25cyclictest14667-21meminfo12:25:241
2410599250,25cyclictest24721-21meminfo08:30:230
2410599250,24cyclictest6852-21meminfo07:45:280
2410599250,24cyclictest32049-21meminfo11:40:270
2410599250,24cyclictest30352-21meminfo10:10:260
2410599250,24cyclictest28105-21meminfo11:30:250
2410699240,24cyclictest26417-21meminfo10:00:201
2410599240,23cyclictest32312-21meminfo10:15:240
2410599240,23cyclictest23824-21meminfo09:50:300
2410699230,2cyclictest24103-21cyclictest10:34:361
2410599230,23cyclictest10035-21meminfo09:15:230
2410599230,22cyclictest13988-21meminfo09:25:260
2410699221,2cyclictest0-21swapper/109:50:331
2410699220,22cyclictest32594-21meminfo08:50:241
2410699220,22cyclictest22756-21meminfo08:25:241
2410699220,22cyclictest10774-21meminfo07:55:261
2410699210,21cyclictest3875-21meminfo10:25:311
2410699210,21cyclictest27377-21meminfo07:15:261
2410599200,19cyclictest20227-21meminfo11:10:290
2410699190,19cyclictest8421-21meminfo10:40:211
2410699190,19cyclictest28389-21meminfo10:05:261
2410699190,19cyclictest1586-21meminfo11:45:251
2410699190,19cyclictest12695-21meminfo12:20:181
2410599190,19cyclictest4882-21meminfo07:40:240
24106991715,2cyclictest19454-21fschecks_count09:40:171
2410699170,17cyclictest24816-21meminfo07:10:291
2410699161,9cyclictest0-21swapper/108:49:031
24106991614,1cyclictest11253-21wc09:20:011
24106991613,3cyclictest31412-21seq10:14:331
2410699160,16cyclictest3585-21meminfo11:50:291
2410699160,16cyclictest31317-21meminfo07:25:221
2410599164,8cyclictest0-21swapper/008:05:290
2410599162,6cyclictest0-21swapper/011:00:250
2410599160,16cyclictest6111-21meminfo09:05:250
2410599160,16cyclictest20788-21meminfo08:20:230
2410699159,6cyclictest241irq_work/108:02:201
2410699154,10cyclictest1831-21seq07:33:161
2410699153,6cyclictest0-21swapper/107:35:201
2410699152,11cyclictest28-21ksoftirqd/109:10:001
24106991512,2cyclictest13313-21/usr/sbin/munin09:25:341
2410599153,6cyclictest2913-21apt-get11:50:230
2410699149,5cyclictest31971-21kernelversion11:40:251
2410599145,4cyclictest29500-21munin-run10:10:000
2410599142,7cyclictest0-21swapper/012:20:140
2410599141,5cyclictest15793-21latency_hist12:30:000
2410699133,6cyclictest28875-21seq11:31:241
24106991311,2cyclictest489-21in:imklog11:55:391
24106991311,1cyclictest0-21swapper/107:20:341
2410699130,6cyclictest261rcuc/107:41:391
2410599136,4cyclictest0-21swapper/012:35:220
2410599133,7cyclictest30643-21apt-get07:25:170
2410699129,2cyclictest19043-21latency_hist09:40:001
2410699129,2cyclictest11351-21apt-get09:20:201
2410699123,4cyclictest7397-21/usr/sbin/munin09:10:231
24106991210,2cyclictest19551-21/usr/sbin/munin11:10:261
2410599126,6cyclictest2729-21runrttasks08:16:550
2410599126,4cyclictest2729-21runrttasks11:20:040
2410599123,4cyclictest23869-21munin-run08:30:010
2410599122,2cyclictest31921-21apt-get08:50:190
2410599121,6cyclictest0-21swapper/011:35:280
2410599120,2cyclictest5316-21cron12:00:000
2410699119,2cyclictest24183-21cstates08:30:191
2410699118,2cyclictest7659-21latency_hist10:40:001
24106991111,0cyclictest27241-21runrttasks11:29:561
24106991110,0cyclictest161rcu_preempt07:45:351
2410599112,4cyclictest9541-21munin-run10:45:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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