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2025-11-21 - 02:37

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 all highest latencies:
System rack8slot7s.osadl.org (updated Thu Nov 20, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20023993737,0cyclictest30847-21fwupd09:03:591
20020992019,1cyclictest55650irq/125-lan12:15:160
20020991918,1cyclictest55650irq/125-lan12:22:260
20020991918,1cyclictest55650irq/125-lan12:12:450
20020991918,1cyclictest55650irq/125-lan12:05:060
20020991918,1cyclictest55650irq/125-lan12:03:550
20020991918,1cyclictest55650irq/125-lan11:44:270
20020991918,1cyclictest55650irq/125-lan11:39:130
20020991918,1cyclictest55650irq/125-lan11:34:230
20020991918,1cyclictest55650irq/125-lan11:18:190
20020991918,1cyclictest55650irq/125-lan11:11:250
20020991918,1cyclictest55650irq/125-lan10:50:330
20020991918,1cyclictest55650irq/125-lan10:39:040
20020991918,1cyclictest55650irq/125-lan10:33:000
20020991918,1cyclictest55650irq/125-lan10:06:500
20020991918,1cyclictest55650irq/125-lan09:57:130
20020991918,1cyclictest55650irq/125-lan09:53:090
20020991918,1cyclictest55650irq/125-lan09:19:510
20020991918,1cyclictest55650irq/125-lan08:34:350
20020991918,1cyclictest55650irq/125-lan08:21:470
20020991918,1cyclictest55650irq/125-lan07:40:140
20020991918,1cyclictest55650irq/125-lan07:12:500
20020991916,2cyclictest55650irq/125-lan10:45:160
20020991818,0cyclictest55650irq/125-lan11:55:500
20020991818,0cyclictest55650irq/125-lan09:27:550
20020991818,0cyclictest55650irq/125-lan08:42:590
20020991817,1cyclictest55650irq/125-lan12:35:280
20020991817,1cyclictest55650irq/125-lan12:30:160
20020991817,1cyclictest55650irq/125-lan12:27:390
20020991817,1cyclictest55650irq/125-lan11:52:020
20020991817,1cyclictest55650irq/125-lan11:46:560
20020991817,1cyclictest55650irq/125-lan11:25:190
20020991817,1cyclictest55650irq/125-lan11:20:460
20020991817,1cyclictest55650irq/125-lan11:05:120
20020991817,1cyclictest55650irq/125-lan10:59:490
20020991817,1cyclictest55650irq/125-lan10:16:110
20020991817,1cyclictest55650irq/125-lan10:11:080
20020991817,1cyclictest55650irq/125-lan10:00:020
20020991817,1cyclictest55650irq/125-lan09:45:280
20020991817,1cyclictest55650irq/125-lan09:39:280
20020991817,1cyclictest55650irq/125-lan09:30:180
20020991817,1cyclictest55650irq/125-lan09:23:420
20020991817,1cyclictest55650irq/125-lan09:10:450
20020991817,1cyclictest55650irq/125-lan09:00:130
20020991817,1cyclictest55650irq/125-lan08:36:200
20020991817,1cyclictest55650irq/125-lan08:10:040
20020991817,1cyclictest55650irq/125-lan08:05:570
20020991817,1cyclictest55650irq/125-lan08:04:300
20020991817,1cyclictest55650irq/125-lan07:50:010
20020991717,0cyclictest55650irq/125-lan07:57:390
20020991717,0cyclictest55650irq/125-lan07:16:110
20020991716,1cyclictest55650irq/125-lan11:00:200
20020991716,1cyclictest55650irq/125-lan10:41:280
20020991716,1cyclictest55650irq/125-lan10:25:520
20020991716,1cyclictest55650irq/125-lan10:21:000
20020991716,1cyclictest55650irq/125-lan09:40:180
20020991716,1cyclictest55650irq/125-lan09:05:540
20020991716,1cyclictest55650irq/125-lan08:58:290
20020991716,1cyclictest55650irq/125-lan08:45:350
20020991716,1cyclictest55650irq/125-lan07:38:270
20020991716,1cyclictest55650irq/125-lan07:33:060
20020991615,1cyclictest55650irq/125-lan08:28:360
20020991615,1cyclictest55650irq/125-lan07:27:370
20020991514,1cyclictest55650irq/125-lan08:50:000
20020991514,1cyclictest55650irq/125-lan07:45:200
20020991413,1cyclictest55650irq/125-lan08:19:280
20020991313,0cyclictest55650irq/125-lan07:21:140
20023991111,0cyclictest294-21hwrng11:07:281
20023991111,0cyclictest294-21hwrng09:30:111
2002399108,1cyclictest703-21snmpd12:07:541
2002399107,2cyclictest23616-21sshd07:19:451
2002399106,3cyclictest703-21snmpd08:01:131
200239999,0cyclictest294-21hwrng08:52:181
200239998,1cyclictest703-21snmpd09:21:011
200239998,1cyclictest703-21snmpd08:58:101
200239998,1cyclictest703-21snmpd08:05:311
200239998,1cyclictest703-21snmpd07:55:591
200239998,1cyclictest1782-21ntp_kernel_err09:10:161
200239996,3cyclictest703-21snmpd12:28:191
200239996,2cyclictest703-21snmpd08:13:171
200239995,3cyclictest703-21snmpd09:35:021
200239988,0cyclictest703-21snmpd09:53:501
200239988,0cyclictest703-21snmpd09:27:461
200239988,0cyclictest703-21snmpd08:33:511
200239988,0cyclictest29564-21fschecks_count10:55:141
200239988,0cyclictest294-21hwrng11:27:571
200239987,1cyclictest703-21snmpd12:39:251
200239987,1cyclictest703-21snmpd12:15:511
200239987,1cyclictest703-21snmpd09:40:201
200239987,1cyclictest703-21snmpd09:07:101
200239987,1cyclictest31975-21gcc07:40:181
200239987,1cyclictest2744-21runrttasks10:24:451
200239987,1cyclictest20015-21cyclictest09:45:151
200239987,1cyclictest18160-21idleruntime-cro11:55:001
200239987,1cyclictest1-21systemd10:00:111
200239986,2cyclictest703-21snmpd10:42:391
200239985,2cyclictest703-21snmpd12:34:461
200239985,2cyclictest703-21snmpd11:59:071
200239985,2cyclictest703-21snmpd10:09:481
200239985,2cyclictest703-21snmpd07:54:171
200239985,2cyclictest703-21snmpd07:27:061
200239977,0cyclictest294-21hwrng11:19:451
200239977,0cyclictest294-21hwrng08:46:091
200239976,1cyclictest703-21snmpd12:24:371
200239976,1cyclictest703-21snmpd11:10:251
200239976,1cyclictest703-21snmpd10:18:031
200239976,1cyclictest703-21snmpd08:24:001
200239976,1cyclictest703-21snmpd08:15:381
200239976,1cyclictest24111-21ntp_kernel_pll_12:00:171
200239976,1cyclictest21550-21cpuspeed_turbos08:40:101
200239976,1cyclictest19816-21latency11:20:161
200239976,1cyclictest16449-21switchtime08:25:321
200239976,1cyclictest13530-21unixbench_multi10:35:221
200239976,1cyclictest1037-21cpuspeed_turbos12:10:121
200239976,1cyclictest0-21swapper/109:55:161
200239975,2cyclictest703-21snmpd11:03:131
200239975,2cyclictest703-21snmpd07:39:281
200239975,2cyclictest703-21snmpd07:24:221
200239974,2cyclictest703-21snmpd10:31:451
200239974,2cyclictest703-21snmpd07:49:291
200239966,0cyclictest703-21snmpd11:30:051
200239966,0cyclictest703-21snmpd09:15:461
200239965,1cyclictest703-21snmpd08:36:481
200239965,1cyclictest27808-21gltestperf07:30:131
200239965,1cyclictest25904-21latency10:50:161
200239965,1cyclictest22455-21cpuspeed_turbos10:10:151
200239965,1cyclictest14888-21kworker/u4:1+nfsiod10:46:401
200239964,2cyclictest703-21snmpd10:26:211
200239964,1cyclictest703-21snmpd07:14:151
200239963,2cyclictest703-21snmpd11:49:361
200239954,1cyclictest1171-21cat11:35:141
200239953,2cyclictest5282-21cat11:40:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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