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2025-07-15 - 22:31

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 792 highest latencies:
System rack8slot7s.osadl.org (updated Tue Jul 15, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29070992019,1cyclictest55650irq/125-lan08:25:031
29070991918,1cyclictest55650irq/125-lan12:35:041
29070991918,1cyclictest55650irq/125-lan12:33:331
29070991918,1cyclictest55650irq/125-lan12:21:521
29070991918,1cyclictest55650irq/125-lan12:11:451
29070991918,1cyclictest55650irq/125-lan11:56:201
29070991918,1cyclictest55650irq/125-lan11:45:281
29070991918,1cyclictest55650irq/125-lan11:40:181
29070991918,1cyclictest55650irq/125-lan11:27:301
29070991918,1cyclictest55650irq/125-lan11:16:131
29070991918,1cyclictest55650irq/125-lan11:12:061
29070991918,1cyclictest55650irq/125-lan10:55:181
29070991918,1cyclictest55650irq/125-lan10:54:361
29070991918,1cyclictest55650irq/125-lan10:48:391
29070991918,1cyclictest55650irq/125-lan10:37:231
29070991918,1cyclictest55650irq/125-lan10:31:321
29070991918,1cyclictest55650irq/125-lan10:07:191
29070991918,1cyclictest55650irq/125-lan10:00:091
29070991918,1cyclictest55650irq/125-lan09:56:271
29070991918,1cyclictest55650irq/125-lan09:49:291
29070991918,1cyclictest55650irq/125-lan09:42:071
29070991918,1cyclictest55650irq/125-lan09:39:301
29070991918,1cyclictest55650irq/125-lan09:20:121
29070991918,1cyclictest55650irq/125-lan09:15:001
29070991918,1cyclictest55650irq/125-lan08:55:341
29070991918,1cyclictest55650irq/125-lan08:45:421
29070991917,1cyclictest55650irq/125-lan10:15:211
29070991917,1cyclictest55650irq/125-lan09:30:111
29070991917,1cyclictest55650irq/125-lan07:49:351
29070991818,0cyclictest55650irq/125-lan11:50:521
29070991818,0cyclictest55650irq/125-lan10:12:081
29070991817,1cyclictest55650irq/125-lan12:17:011
29070991817,1cyclictest55650irq/125-lan12:06:171
29070991817,1cyclictest55650irq/125-lan11:30:121
29070991817,1cyclictest55650irq/125-lan11:20:531
29070991817,1cyclictest55650irq/125-lan11:06:151
29070991817,1cyclictest55650irq/125-lan11:00:161
29070991817,1cyclictest55650irq/125-lan10:41:351
29070991817,1cyclictest55650irq/125-lan10:25:261
29070991817,1cyclictest55650irq/125-lan10:21:011
29070991817,1cyclictest55650irq/125-lan09:28:391
29070991817,1cyclictest55650irq/125-lan09:17:331
29070991817,1cyclictest55650irq/125-lan09:07:551
29070991817,1cyclictest55650irq/125-lan08:31:341
29070991817,1cyclictest55650irq/125-lan08:15:181
29070991817,1cyclictest55650irq/125-lan07:25:191
29070991817,1cyclictest55650irq/125-lan07:13:461
29070991816,1cyclictest55650irq/125-lan11:35:101
29070991717,0cyclictest55650irq/125-lan08:21:151
29070991717,0cyclictest55650irq/125-lan07:20:581
29070991716,1cyclictest55650irq/125-lan12:25:201
29070991716,1cyclictest55650irq/125-lan12:00:131
29070991716,1cyclictest55650irq/125-lan09:00:321
29070991716,1cyclictest55650irq/125-lan08:36:141
29070991716,1cyclictest55650irq/125-lan08:02:261
29070991716,1cyclictest55650irq/125-lan07:55:151
29070991716,1cyclictest55650irq/125-lan07:38:071
29070991615,1cyclictest55650irq/125-lan08:53:231
29070991615,1cyclictest55650irq/125-lan08:12:481
29070991615,1cyclictest55650irq/125-lan07:53:561
29070991615,1cyclictest55650irq/125-lan07:16:581
29065991616,0cyclictest294-21hwrng07:31:120
29070991514,1cyclictest55650irq/125-lan08:05:271
29065991515,0cyclictest294-21hwrng10:35:310
29065991515,0cyclictest294-21hwrng09:59:410
29065991515,0cyclictest294-21hwrng08:59:150
29065991515,0cyclictest294-21hwrng08:32:370
29065991515,0cyclictest294-21hwrng07:39:230
29070991414,0cyclictest55650irq/125-lan08:42:391
29070991413,1cyclictest55650irq/125-lan07:40:121
29070991413,1cyclictest55650irq/125-lan07:31:091
29065991414,0cyclictest294-21hwrng12:37:220
29065991414,0cyclictest294-21hwrng12:23:020
29065991414,0cyclictest294-21hwrng11:53:210
29065991414,0cyclictest294-21hwrng11:22:370
29065991414,0cyclictest294-21hwrng11:11:220
29065991414,0cyclictest294-21hwrng10:42:410
29065991414,0cyclictest294-21hwrng10:28:210
29065991414,0cyclictest294-21hwrng10:03:470
29065991414,0cyclictest294-21hwrng09:40:120
29065991414,0cyclictest294-21hwrng09:39:110
29065991414,0cyclictest294-21hwrng09:23:500
29065991414,0cyclictest294-21hwrng09:01:180
29065991414,0cyclictest294-21hwrng07:18:540
29065991313,0cyclictest294-21hwrng10:46:470
29065991313,0cyclictest294-21hwrng10:33:280
29065991212,0cyclictest294-21hwrng12:00:310
29065991212,0cyclictest294-21hwrng11:49:150
29065991212,0cyclictest294-21hwrng11:25:420
29065991210,2cyclictest703-21snmpd12:35:000
29065991111,0cyclictest294-21hwrng12:15:510
29065991111,0cyclictest294-21hwrng11:17:300
29065991111,0cyclictest294-21hwrng09:12:350
2906599108,2cyclictest20757-21ntp_kernel_err12:25:180
2906599106,3cyclictest703-21snmpd07:56:570
29065991010,0cyclictest294-21hwrng12:11:450
29065991010,0cyclictest294-21hwrng10:14:000
29065991010,0cyclictest294-21hwrng08:43:540
29065991010,0cyclictest294-21hwrng08:29:330
29065991010,0cyclictest294-21hwrng08:23:250
29065991010,0cyclictest294-21hwrng08:14:120
290659999,0cyclictest294-21hwrng11:35:550
290659999,0cyclictest294-21hwrng07:43:280
290659998,1cyclictest703-21snmpd11:07:540
290659998,1cyclictest703-21snmpd09:31:530
290659988,0cyclictest294-21hwrng10:50:520
290659988,0cyclictest294-21hwrng08:03:580
290659988,0cyclictest294-21hwrng07:54:440
290659988,0cyclictest18626-21kworker/0:2+tpm_dev_wq10:21:510
290659987,1cyclictest703-21snmpd08:19:380
290659987,1cyclictest0-21swapper/011:40:170
290659986,2cyclictest703-21snmpd11:32:480
290659986,2cyclictest703-21snmpd10:15:090
290659986,2cyclictest703-21snmpd09:07:190
290659985,3cyclictest2105-21ntpq10:55:180
290659977,0cyclictest703-21snmpd11:56:370
290659977,0cyclictest703-21snmpd10:05:160
290659977,0cyclictest703-21snmpd09:25:180
290659977,0cyclictest294-21hwrng11:00:050
290659977,0cyclictest294-21hwrng09:19:450
290659977,0cyclictest294-21hwrng08:46:590
290659977,0cyclictest294-21hwrng07:47:340
290659977,0cyclictest294-21hwrng07:21:590
290659976,1cyclictest797-21netstat12:05:160
290659976,1cyclictest703-21snmpd09:52:240
290659975,2cyclictest7822-21ssh09:45:170
290659975,2cyclictest703-21snmpd08:37:100
290659974,2cyclictest703-21snmpd07:11:120
290659966,0cyclictest294-21hwrng08:50:020
290659966,0cyclictest294-21hwrng08:06:010
290659965,1cyclictest703-21snmpd07:25:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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