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2024-07-27 - 03:28

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 - 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 rack8slot7s.osadl.org (updated Sat Jul 27, 2024 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20700992317,3cyclictest55650irq/125-lan23:20:531
20700992217,4cyclictest55650irq/125-lan22:30:181
20700992216,1cyclictest55650irq/125-lan23:25:191
20700992118,3cyclictest55650irq/125-lan23:10:111
20700992118,3cyclictest55650irq/125-lan00:25:371
20700992117,4cyclictest55650irq/125-lan19:20:221
20700992115,1cyclictest55650irq/125-lan23:55:141
20700992018,2cyclictest55650irq/125-lan22:59:281
20700992018,2cyclictest55650irq/125-lan22:43:301
20700992018,2cyclictest55650irq/125-lan22:06:081
20700992018,2cyclictest55650irq/125-lan21:58:191
20700992018,2cyclictest55650irq/125-lan21:13:581
20700992018,2cyclictest55650irq/125-lan00:20:571
20700992018,1cyclictest55650irq/125-lan23:07:211
20700992018,1cyclictest55650irq/125-lan22:15:111
20700992017,3cyclictest55650irq/125-lan23:46:401
20700992017,3cyclictest55650irq/125-lan22:51:061
20700992017,1cyclictest55650irq/125-lan22:03:561
20700992016,2cyclictest55650irq/125-lan23:03:371
20700992016,1cyclictest55650irq/125-lan23:44:111
20700992016,1cyclictest55650irq/125-lan22:37:031
20700992015,1cyclictest55650irq/125-lan21:15:131
20700991918,1cyclictest55650irq/125-lan22:46:501
20700991918,1cyclictest55650irq/125-lan21:38:281
20700991918,1cyclictest55650irq/125-lan20:16:161
20700991918,1cyclictest55650irq/125-lan20:07:401
20700991918,1cyclictest55650irq/125-lan19:19:381
20700991918,1cyclictest55650irq/125-lan00:16:081
20700991918,1cyclictest55650irq/125-lan00:10:271
20700991917,2cyclictest55650irq/125-lan21:41:401
20700991917,2cyclictest55650irq/125-lan21:33:131
20700991917,2cyclictest55650irq/125-lan21:27:171
20700991917,2cyclictest55650irq/125-lan21:22:271
20700991917,2cyclictest55650irq/125-lan21:09:011
20700991917,2cyclictest55650irq/125-lan20:34:141
20700991917,2cyclictest55650irq/125-lan20:29:471
20700991917,2cyclictest55650irq/125-lan00:36:081
20700991916,1cyclictest55650irq/125-lan23:51:261
20700991916,1cyclictest55650irq/125-lan22:22:571
20700991916,1cyclictest55650irq/125-lan22:11:571
20700991916,1cyclictest55650irq/125-lan21:47:191
20700991916,1cyclictest55650irq/125-lan19:35:081
20700991916,1cyclictest55650irq/125-lan00:31:151
20700991915,1cyclictest55650irq/125-lan21:50:191
20700991817,1cyclictest55650irq/125-lan23:33:361
20700991817,1cyclictest55650irq/125-lan23:15:161
20700991817,1cyclictest55650irq/125-lan22:28:181
20700991817,1cyclictest55650irq/125-lan20:57:441
20700991817,1cyclictest55650irq/125-lan20:40:181
20700991817,1cyclictest55650irq/125-lan19:51:231
20700991817,1cyclictest55650irq/125-lan00:00:041
20700991816,2cyclictest55650irq/125-lan23:35:481
20700991816,2cyclictest55650irq/125-lan00:05:141
20700991815,1cyclictest55650irq/125-lan20:53:471
20700991815,1cyclictest55650irq/125-lan20:01:551
20700991716,1cyclictest55650irq/125-lan20:35:261
20700991716,1cyclictest55650irq/125-lan20:24:161
20700991716,1cyclictest55650irq/125-lan20:13:291
20700991716,1cyclictest55650irq/125-lan19:57:111
20700991716,1cyclictest55650irq/125-lan19:40:001
20700991716,1cyclictest55650irq/125-lan19:25:441
20700991714,1cyclictest55650irq/125-lan20:45:111
20700991616,0cyclictest55650irq/125-lan19:34:371
20700991615,1cyclictest55650irq/125-lan19:49:031
20700991615,1cyclictest55650irq/125-lan19:12:241
20700991413,1cyclictest55650irq/125-lan21:00:301
20693991111,0cyclictest294-21hwrng19:49:480
2069399109,1cyclictest24517-21/usr/sbin/munin23:30:200
2069399106,3cyclictest703-21snmpd21:18:310
20693991010,0cyclictest294-21hwrng23:15:380
206939998,1cyclictest703-21snmpd22:54:380
206939998,1cyclictest703-21snmpd21:49:200
206939998,1cyclictest703-21snmpd20:29:180
206939998,1cyclictest703-21snmpd20:23:380
206939998,1cyclictest703-21snmpd20:04:550
206939998,1cyclictest23688-21ntp_kernel_err19:15:160
206939996,2cyclictest703-21snmpd21:29:220
206939996,2cyclictest703-21snmpd19:53:190
206939996,2cyclictest703-21snmpd19:35:580
206939988,0cyclictest294-21hwrng23:51:280
206939988,0cyclictest294-21hwrng23:10:310
206939988,0cyclictest294-21hwrng21:40:240
206939988,0cyclictest294-21hwrng20:55:210
206939988,0cyclictest294-21hwrng20:15:240
206939988,0cyclictest294-21hwrng20:05:090
206939988,0cyclictest294-21hwrng19:55:570
206939988,0cyclictest294-21hwrng19:25:130
206939988,0cyclictest294-21hwrng19:20:060
206939988,0cyclictest294-21hwrng19:13:580
206939987,1cyclictest703-21snmpd22:13:030
206939987,1cyclictest703-21snmpd21:01:100
206939987,1cyclictest23394-21ntp_states00:30:170
206939986,2cyclictest703-21snmpd23:05:320
206939986,2cyclictest703-21snmpd22:18:580
206939986,2cyclictest703-21snmpd21:57:060
206939986,2cyclictest703-21snmpd20:48:320
206939986,2cyclictest703-21snmpd19:43:520
206939986,1cyclictest703-21snmpd21:05:160
206939986,1cyclictest703-21snmpd19:30:070
206939985,3cyclictest8430-21apt-get23:45:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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