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2025-12-03 - 00:09

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 Dec 02, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32483992217,1cyclictest55650irq/125-lan11:45:181
32483992119,2cyclictest55650irq/125-lan09:55:221
32483992118,1cyclictest55650irq/125-lan11:14:161
32483992117,1cyclictest55650irq/125-lan09:25:011
32483992019,1cyclictest55650irq/125-lan12:15:181
32483992018,2cyclictest55650irq/125-lan12:07:521
32483992018,2cyclictest55650irq/125-lan11:42:281
32483992018,2cyclictest55650irq/125-lan11:05:341
32483992018,2cyclictest55650irq/125-lan10:02:391
32483992018,2cyclictest55650irq/125-lan09:34:281
32483992018,2cyclictest55650irq/125-lan08:56:361
32483992018,2cyclictest55650irq/125-lan07:24:281
32483992018,0cyclictest55650irq/125-lan12:30:551
32483992017,1cyclictest55650irq/125-lan12:20:231
32483992017,1cyclictest55650irq/125-lan11:21:131
32483992017,1cyclictest55650irq/125-lan11:19:351
32483992017,1cyclictest55650irq/125-lan11:00:561
32483992017,1cyclictest55650irq/125-lan10:29:471
32483992017,1cyclictest55650irq/125-lan09:16:141
32483992016,1cyclictest55650irq/125-lan12:10:201
32483992016,1cyclictest55650irq/125-lan11:25:111
32483992016,1cyclictest55650irq/125-lan08:10:131
32483991919,0cyclictest55650irq/125-lan10:54:171
32483991918,1cyclictest55650irq/125-lan12:26:231
32483991918,1cyclictest55650irq/125-lan11:56:261
32483991918,1cyclictest55650irq/125-lan10:37:221
32483991918,1cyclictest55650irq/125-lan10:23:011
32483991918,1cyclictest55650irq/125-lan10:18:021
32483991918,1cyclictest55650irq/125-lan10:11:161
32483991918,1cyclictest55650irq/125-lan10:06:231
32483991918,1cyclictest55650irq/125-lan09:21:461
32483991918,1cyclictest55650irq/125-lan08:40:191
32483991917,1cyclictest55650irq/125-lan12:35:061
32483991916,1cyclictest55650irq/125-lan08:20:111
32483991818,0cyclictest55650irq/125-lan11:36:391
32483991817,1cyclictest55650irq/125-lan12:02:341
32483991817,1cyclictest55650irq/125-lan11:52:021
32483991817,1cyclictest55650irq/125-lan10:55:441
32483991817,1cyclictest55650irq/125-lan10:34:211
32483991817,1cyclictest55650irq/125-lan09:51:011
32483991817,1cyclictest55650irq/125-lan09:38:561
32483991817,1cyclictest55650irq/125-lan09:10:241
32483991817,1cyclictest55650irq/125-lan07:59:351
32483991817,1cyclictest55650irq/125-lan07:12:181
32483991816,1cyclictest55650irq/125-lan09:45:171
32483991816,0cyclictest55650irq/125-lan11:32:311
32483991816,0cyclictest55650irq/125-lan10:45:151
32483991816,0cyclictest55650irq/125-lan09:41:311
32483991717,0cyclictest55650irq/125-lan08:07:401
32483991716,1cyclictest55650irq/125-lan10:41:121
32483991716,1cyclictest55650irq/125-lan08:50:201
32483991716,1cyclictest55650irq/125-lan08:46:121
32483991716,1cyclictest55650irq/125-lan08:00:111
32483991716,1cyclictest55650irq/125-lan07:34:271
32483991716,1cyclictest55650irq/125-lan07:26:231
32483991616,0cyclictest55650irq/125-lan09:07:011
32483991616,0cyclictest55650irq/125-lan08:39:491
32483991616,0cyclictest55650irq/125-lan08:18:461
32483991616,0cyclictest55650irq/125-lan07:40:061
32483991615,1cyclictest55650irq/125-lan09:02:141
32483991615,1cyclictest55650irq/125-lan08:26:351
32483991615,1cyclictest55650irq/125-lan07:48:221
32483991514,1cyclictest55650irq/125-lan08:30:151
32483991514,1cyclictest55650irq/125-lan07:51:061
32483991514,1cyclictest55650irq/125-lan07:36:411
32483991514,1cyclictest55650irq/125-lan07:17:541
32478991111,0cyclictest294-21hwrng12:29:360
32478991111,0cyclictest294-21hwrng08:05:240
3247899109,1cyclictest703-21snmpd11:42:170
3247899106,3cyclictest703-21snmpd11:20:340
3247899106,3cyclictest703-21snmpd10:26:230
3247899106,3cyclictest703-21snmpd09:49:550
3247899106,2cyclictest703-21snmpd10:19:440
324789998,1cyclictest703-21snmpd11:27:280
324789998,1cyclictest703-21snmpd10:54:450
324789998,1cyclictest703-21snmpd09:03:320
324789998,1cyclictest703-21snmpd08:15:420
324789998,1cyclictest703-21snmpd08:04:110
324789998,1cyclictest12044-21ntp_kernel_err11:00:190
324789996,2cyclictest8662-21cat10:20:150
324789996,2cyclictest703-21snmpd12:35:080
324789996,2cyclictest703-21snmpd09:27:450
324789996,2cyclictest703-21snmpd08:27:310
324789996,2cyclictest681-21ntpd07:55:230
324789996,2cyclictest0-21swapper/011:50:180
324789995,3cyclictest703-21snmpd08:58:530
324789988,0cyclictest703-21snmpd11:16:160
324789988,0cyclictest703-21snmpd11:08:090
324789988,0cyclictest703-21snmpd10:33:350
324789988,0cyclictest703-21snmpd07:54:540
324789988,0cyclictest703-21snmpd07:49:230
324789988,0cyclictest294-21hwrng11:58:520
324789988,0cyclictest294-21hwrng11:38:240
324789988,0cyclictest294-21hwrng10:59:290
324789988,0cyclictest294-21hwrng10:35:550
324789988,0cyclictest294-21hwrng09:53:560
324789988,0cyclictest294-21hwrng08:31:000
324789988,0cyclictest294-21hwrng07:20:200
324789987,1cyclictest703-21snmpd12:32:380
324789987,1cyclictest703-21snmpd11:47:410
324789987,1cyclictest703-21snmpd11:31:430
324789987,1cyclictest703-21snmpd10:13:190
324789987,1cyclictest24211-21pmu-power10:00:180
324789986,2cyclictest703-21snmpd12:20:190
324789986,2cyclictest703-21snmpd12:00:320
324789986,2cyclictest703-21snmpd10:40:380
324789986,2cyclictest703-21snmpd08:39:210
324789986,2cyclictest703-21snmpd07:43:380
324789986,2cyclictest30466-21cat09:30:140
324789986,1cyclictest0-21swapper/011:10:140
324789985,3cyclictest703-21snmpd07:12:460
324789985,2cyclictest703-21snmpd09:35:180
324789985,2cyclictest703-21snmpd08:14:510
324789985,2cyclictest703-21snmpd07:33:460
324789985,2cyclictest703-21snmpd07:28:340
324789977,0cyclictest294-21hwrng12:05:010
324789977,0cyclictest294-21hwrng10:07:160
324789977,0cyclictest294-21hwrng09:43:420
324789977,0cyclictest294-21hwrng09:20:090
324789977,0cyclictest294-21hwrng09:16:030
324789976,1cyclictest32475-21cyclictest09:10:160
324789976,1cyclictest0-21swapper/012:15:150
324789975,2cyclictest703-21snmpd09:06:320
324789975,2cyclictest703-21snmpd08:48:220
324789975,2cyclictest703-21snmpd07:36:220
324789975,2cyclictest681-21ntpd07:15:160
324789974,3cyclictest32096-21sshd10:45:440
324789966,0cyclictest294-21hwrng08:40:130
324789965,1cyclictest9346-21sendmail_mailqu12:10:210
324789965,1cyclictest703-21snmpd08:51:280
324789965,1cyclictest294-21hwrng08:20:460
324789963,2cyclictest703-21snmpd09:56:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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