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2025-05-13 - 02:51

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 highest latencies:
System rack8slot7s.osadl.org (updated Tue May 13, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13832992121,0cyclictest294-21hwrng00:03:150
13832992019,1cyclictest55650irq/125-lan21:15:390
13832991918,1cyclictest55650irq/125-lan23:05:160
13832991918,1cyclictest55650irq/125-lan22:50:580
13832991918,1cyclictest55650irq/125-lan22:25:350
13832991918,1cyclictest55650irq/125-lan22:17:550
13832991918,1cyclictest55650irq/125-lan22:05:160
13832991918,1cyclictest55650irq/125-lan21:50:230
13832991918,1cyclictest55650irq/125-lan21:48:050
13832991918,1cyclictest55650irq/125-lan21:34:300
13832991918,1cyclictest55650irq/125-lan21:25:070
13832991918,1cyclictest55650irq/125-lan21:10:190
13832991918,1cyclictest55650irq/125-lan20:41:350
13832991918,1cyclictest55650irq/125-lan19:59:570
13832991918,1cyclictest55650irq/125-lan00:32:100
13832991918,1cyclictest55650irq/125-lan00:10:490
13832991918,0cyclictest55650irq/125-lan23:19:180
13832991918,0cyclictest55650irq/125-lan22:40:050
13832991917,2cyclictest55650irq/125-lan23:30:140
13832991917,2cyclictest55650irq/125-lan20:35:150
13832991818,0cyclictest55650irq/125-lan23:49:490
13832991818,0cyclictest55650irq/125-lan23:43:290
13832991818,0cyclictest55650irq/125-lan23:25:310
13832991818,0cyclictest55650irq/125-lan23:20:260
13832991818,0cyclictest55650irq/125-lan22:01:480
13832991818,0cyclictest55650irq/125-lan21:41:240
13832991818,0cyclictest55650irq/125-lan21:20:370
13832991818,0cyclictest55650irq/125-lan19:45:440
13832991817,1cyclictest55650irq/125-lan23:58:550
13832991817,1cyclictest55650irq/125-lan23:52:040
13832991817,1cyclictest55650irq/125-lan23:00:190
13832991817,1cyclictest55650irq/125-lan22:36:430
13832991817,1cyclictest55650irq/125-lan22:30:510
13832991817,1cyclictest55650irq/125-lan21:39:450
13832991817,1cyclictest55650irq/125-lan20:27:270
13832991817,1cyclictest55650irq/125-lan19:50:100
13832991817,1cyclictest55650irq/125-lan19:35:180
13832991817,1cyclictest55650irq/125-lan19:30:160
13832991817,1cyclictest55650irq/125-lan19:15:230
13832991817,1cyclictest55650irq/125-lan00:35:360
13832991817,1cyclictest55650irq/125-lan00:27:230
13832991817,1cyclictest55650irq/125-lan00:21:450
13832991817,1cyclictest55650irq/125-lan00:16:560
13832991817,1cyclictest55650irq/125-lan00:06:540
13832991817,0cyclictest55650irq/125-lan22:55:170
13832991717,0cyclictest55650irq/125-lan23:36:180
13832991716,1cyclictest55650irq/125-lan23:10:230
13832991716,1cyclictest55650irq/125-lan22:45:550
13832991716,1cyclictest55650irq/125-lan22:20:580
13832991716,1cyclictest55650irq/125-lan22:10:380
13832991716,1cyclictest55650irq/125-lan21:55:210
13832991716,1cyclictest55650irq/125-lan21:05:380
13832991716,1cyclictest55650irq/125-lan20:21:420
13832991716,1cyclictest55650irq/125-lan20:04:010
13832991715,1cyclictest55650irq/125-lan20:05:140
13832991616,0cyclictest55650irq/125-lan19:28:050
13832991615,1cyclictest55650irq/125-lan21:00:120
13832991615,1cyclictest55650irq/125-lan20:50:210
13832991615,1cyclictest55650irq/125-lan20:45:150
13832991615,1cyclictest55650irq/125-lan19:44:150
13832991615,1cyclictest55650irq/125-lan19:20:200
13832991514,1cyclictest55650irq/125-lan20:55:290
13832991514,1cyclictest55650irq/125-lan20:30:210
13832991514,1cyclictest55650irq/125-lan20:10:150
13832991514,1cyclictest55650irq/125-lan19:14:570
13832991414,0cyclictest55650irq/125-lan20:15:100
13834991313,0cyclictest294-21hwrng22:45:251
13834991212,0cyclictest294-21hwrng20:58:551
1383499119,2cyclictest703-21snmpd00:27:501
1383499109,1cyclictest18294-21ntp_kernel_pll_19:20:201
1383499108,1cyclictest703-21snmpd22:01:571
1383499106,3cyclictest703-21snmpd00:02:041
13834991010,0cyclictest294-21hwrng22:30:041
138349998,1cyclictest9365-21ntp_kernel_pll_20:25:201
138349998,1cyclictest7503-21processes00:15:211
138349998,1cyclictest703-21snmpd23:54:331
138349998,1cyclictest703-21snmpd23:49:181
138349998,1cyclictest703-21snmpd22:58:131
138349998,1cyclictest703-21snmpd20:03:001
138349998,1cyclictest703-21snmpd19:18:571
138349998,1cyclictest24972-21ntp_kernel_err22:50:171
138349998,0cyclictest703-21snmpd19:36:101
138349996,2cyclictest703-21snmpd21:10:221
138349995,3cyclictest703-21snmpd23:20:531
138349988,0cyclictest294-21hwrng23:05:541
138349988,0cyclictest294-21hwrng21:17:221
138349988,0cyclictest294-21hwrng20:32:181
138349988,0cyclictest294-21hwrng20:21:031
138349988,0cyclictest294-21hwrng19:27:471
138349987,1cyclictest703-21snmpd21:41:591
138349987,1cyclictest703-21snmpd21:25:571
138349987,1cyclictest703-21snmpd20:40:031
138349987,1cyclictest703-21snmpd20:09:491
138349987,1cyclictest30489-21kworker/1:1+events_freezable_power_23:32:251
138349987,1cyclictest30489-21kworker/1:1+events_freezable_power_23:10:281
138349987,1cyclictest25401-21kworker/1:4+events_freezable_power_00:38:201
138349987,1cyclictest20077-21threads22:10:221
138349986,2cyclictest703-21snmpd22:43:071
138349986,2cyclictest703-21snmpd21:08:431
138349986,2cyclictest703-21snmpd20:45:471
138349986,2cyclictest703-21snmpd19:11:301
138349986,1cyclictest18138-21cat20:50:181
138349985,3cyclictest703-21snmpd21:33:101
138349985,2cyclictest703-21snmpd22:29:581
138349985,2cyclictest703-21snmpd21:56:051
138349985,2cyclictest703-21snmpd20:15:251
138349985,2cyclictest703-21snmpd00:09:551
138349977,0cyclictest703-21snmpd22:15:081
138349977,0cyclictest294-21hwrng21:03:021
138349977,0cyclictest294-21hwrng19:46:141
138349977,0cyclictest294-21hwrng19:41:061
138349977,0cyclictest294-21hwrng19:31:521
138349976,1cyclictest703-21snmpd00:21:221
138349976,1cyclictest3946-21switchtime21:20:221
138349976,1cyclictest32211-21ntp_kernel_pll_21:50:161
138349976,1cyclictest30289-21kworker/u4:3-rpciod00:10:201
138349976,1cyclictest30289-21kworker/u4:3+nfsiod22:05:211
138349976,1cyclictest29575-21cron23:30:001
138349976,1cyclictest17419-21/usr/sbin/munin21:35:191
138349976,1cyclictest13825-21cyclictest20:10:201
138349975,2cyclictest703-21snmpd21:48:411
138349975,2cyclictest703-21snmpd20:36:211
138349974,2cyclictest703-21snmpd23:01:261
138349965,1cyclictest703-21snmpd22:22:121
138349965,1cyclictest11432-21latency_hist23:45:001
138349964,1cyclictest703-21snmpd22:38:581
138349954,1cyclictest0-21swapper/100:30:181
138349950,2cyclictest21227-21apt-get23:55:131
138349941,1cyclictest30240-21apt-get19:55:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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