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2025-12-05 - 15:37

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 the 792 highest latencies:
System rack8slot7s.osadl.org (updated Fri Dec 05, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9843991918,1cyclictest55650irq/125-lan12:28:331
9843991918,1cyclictest55650irq/125-lan12:08:381
9843991918,1cyclictest55650irq/125-lan11:49:301
9843991918,1cyclictest55650irq/125-lan11:40:261
9843991918,1cyclictest55650irq/125-lan11:33:181
9843991918,1cyclictest55650irq/125-lan11:20:341
9843991918,1cyclictest55650irq/125-lan11:16:281
9843991918,1cyclictest55650irq/125-lan11:07:421
9843991918,1cyclictest55650irq/125-lan10:59:101
9843991918,1cyclictest55650irq/125-lan10:52:071
9843991918,1cyclictest55650irq/125-lan10:36:541
9843991918,1cyclictest55650irq/125-lan10:18:491
9843991918,1cyclictest55650irq/125-lan10:01:501
9843991918,1cyclictest55650irq/125-lan09:56:301
9843991918,1cyclictest55650irq/125-lan09:50:201
9843991918,1cyclictest55650irq/125-lan09:41:061
9843991918,1cyclictest55650irq/125-lan09:22:371
9843991918,1cyclictest55650irq/125-lan09:11:231
9843991917,1cyclictest55650irq/125-lan08:46:011
9843991818,0cyclictest55650irq/125-lan12:17:591
9843991818,0cyclictest55650irq/125-lan10:41:221
9843991818,0cyclictest55650irq/125-lan09:30:201
9843991817,1cyclictest55650irq/125-lan12:31:081
9843991817,1cyclictest55650irq/125-lan12:24:301
9843991817,1cyclictest55650irq/125-lan11:55:271
9843991817,1cyclictest55650irq/125-lan11:26:131
9843991817,1cyclictest55650irq/125-lan11:13:051
9843991817,1cyclictest55650irq/125-lan10:31:381
9843991817,1cyclictest55650irq/125-lan10:23:371
9843991817,1cyclictest55650irq/125-lan10:11:061
9843991817,1cyclictest55650irq/125-lan10:07:061
9843991817,1cyclictest55650irq/125-lan09:49:591
9843991817,1cyclictest55650irq/125-lan09:35:391
9843991817,1cyclictest55650irq/125-lan09:25:041
9843991816,1cyclictest55650irq/125-lan09:01:531
9839991817,1cyclictest55650irq/125-lan08:07:280
9839991817,1cyclictest55650irq/125-lan07:50:590
9839991817,1cyclictest55650irq/125-lan07:20:180
9843991717,0cyclictest55650irq/125-lan11:35:371
9843991717,0cyclictest55650irq/125-lan11:00:191
9843991716,1cyclictest55650irq/125-lan12:35:051
9843991716,1cyclictest55650irq/125-lan12:10:271
9843991716,1cyclictest55650irq/125-lan12:00:211
9843991716,1cyclictest55650irq/125-lan11:50:231
9843991716,1cyclictest55650irq/125-lan10:47:081
9843991716,1cyclictest55650irq/125-lan08:55:531
9843991715,1cyclictest55650irq/125-lan10:29:031
9843991715,1cyclictest55650irq/125-lan09:15:081
9839991716,1cyclictest55650irq/125-lan07:57:040
9839991716,1cyclictest55650irq/125-lan07:13:430
9839991715,1cyclictest55650irq/125-lan07:37:410
9843991615,1cyclictest55650irq/125-lan08:43:281
9843991615,1cyclictest55650irq/125-lan08:22:101
9843991615,1cyclictest55650irq/125-lan08:18:141
9839991616,0cyclictest55650irq/125-lan07:17:500
9839991615,1cyclictest55650irq/125-lan07:47:210
9839991615,1cyclictest55650irq/125-lan07:28:200
9843991514,1cyclictest55650irq/125-lan08:52:501
9843991514,1cyclictest55650irq/125-lan08:34:161
9843991514,1cyclictest55650irq/125-lan08:29:091
9843991514,1cyclictest55650irq/125-lan08:12:221
9839991515,0cyclictest294-21hwrng07:30:500
9839991514,1cyclictest55650irq/125-lan08:10:010
9843991413,1cyclictest55650irq/125-lan09:05:501
9843991413,1cyclictest55650irq/125-lan08:38:111
9839991414,0cyclictest294-21hwrng11:55:030
9839991414,0cyclictest294-21hwrng11:37:370
9839991414,0cyclictest294-21hwrng10:42:200
9839991414,0cyclictest294-21hwrng09:33:430
9839991414,0cyclictest294-21hwrng09:05:030
9843991313,0cyclictest294-21hwrng07:53:221
9839991313,0cyclictest55650irq/125-lan07:40:190
9839991313,0cyclictest294-21hwrng12:32:550
9839991313,0cyclictest294-21hwrng12:26:460
9839991313,0cyclictest294-21hwrng12:16:320
9839991313,0cyclictest294-21hwrng11:43:460
9839991313,0cyclictest294-21hwrng11:13:030
9839991313,0cyclictest294-21hwrng10:12:380
9839991313,0cyclictest294-21hwrng09:10:100
9839991313,0cyclictest294-21hwrng08:47:380
9839991313,0cyclictest294-21hwrng08:15:540
9839991212,0cyclictest294-21hwrng11:15:050
9839991212,0cyclictest294-21hwrng10:33:060
9839991212,0cyclictest294-21hwrng10:08:330
9839991212,0cyclictest294-21hwrng09:29:380
9839991212,0cyclictest294-21hwrng08:39:280
9839991211,1cyclictest55650irq/125-lan08:01:480
9839991111,0cyclictest294-21hwrng11:29:270
9839991111,0cyclictest294-21hwrng11:21:150
9839991111,0cyclictest294-21hwrng10:22:520
9839991111,0cyclictest294-21hwrng08:50:430
9839991111,0cyclictest294-21hwrng08:33:180
983999108,1cyclictest703-21snmpd12:09:540
9839991010,0cyclictest294-21hwrng11:50:560
9839991010,0cyclictest294-21hwrng11:45:490
9839991010,0cyclictest294-21hwrng10:38:140
9839991010,0cyclictest294-21hwrng09:48:030
9839991010,0cyclictest294-21hwrng09:38:500
98439996,2cyclictest703-21snmpd07:30:031
98399999,0cyclictest294-21hwrng11:30:280
98399999,0cyclictest294-21hwrng10:45:250
98399999,0cyclictest294-21hwrng09:20:250
98399999,0cyclictest294-21hwrng08:40:290
98399998,1cyclictest703-21snmpd12:38:400
98399998,1cyclictest703-21snmpd11:00:150
98399996,3cyclictest703-21snmpd10:04:000
98399996,2cyclictest703-21snmpd09:02:090
98399995,3cyclictest703-21snmpd09:15:570
98439988,0cyclictest294-21hwrng07:23:411
98439988,0cyclictest294-21hwrng07:19:341
98439987,1cyclictest703-21snmpd07:12:021
98439987,1cyclictest16471-21fschecks_time07:40:121
98399988,0cyclictest703-21snmpd11:05:570
98399988,0cyclictest703-21snmpd10:59:360
98399987,1cyclictest703-21snmpd12:02:540
98399987,1cyclictest26868-21netstat08:25:150
98399986,2cyclictest703-21snmpd10:26:020
98399986,2cyclictest703-21snmpd09:59:380
98399985,2cyclictest703-21snmpd10:54:100
98399985,2cyclictest703-21snmpd09:51:430
98439977,0cyclictest703-21snmpd08:09:161
98439977,0cyclictest294-21hwrng08:01:331
98439977,0cyclictest294-21hwrng07:28:471
98399977,0cyclictest703-21snmpd08:57:450
98399976,1cyclictest30075-21unixbench_multi10:15:200
98399975,2cyclictest32064-21ntpq12:10:180
98439964,2cyclictest20373-21ntp_states07:55:171
98399966,0cyclictest703-21snmpd08:21:040
98399965,1cyclictest703-21snmpd09:41:580
98399963,2cyclictest703-21snmpd12:21:390
98439955,0cyclictest703-21snmpd07:47:181
98439941,2cyclictest703-21snmpd07:35:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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