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2025-04-03 - 11:12

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 Apr 03, 2025 00:43:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30940992019,1cyclictest55650irq/125-lan21:49:591
30940992018,1cyclictest55650irq/125-lan21:20:141
30940992017,2cyclictest55650irq/125-lan22:10:091
30940991918,1cyclictest55650irq/125-lan23:37:161
30940991918,1cyclictest55650irq/125-lan23:27:211
30940991918,1cyclictest55650irq/125-lan22:15:191
30940991918,1cyclictest55650irq/125-lan21:42:301
30940991918,1cyclictest55650irq/125-lan21:18:241
30940991918,1cyclictest55650irq/125-lan20:45:181
30940991918,1cyclictest55650irq/125-lan20:44:491
30940991918,1cyclictest55650irq/125-lan00:32:581
30940991918,1cyclictest55650irq/125-lan00:23:381
30940991918,1cyclictest55650irq/125-lan00:17:061
30940991918,1cyclictest55650irq/125-lan00:07:371
30940991917,2cyclictest55650irq/125-lan23:20:321
30940991818,0cyclictest55650irq/125-lan22:38:491
30940991818,0cyclictest55650irq/125-lan22:30:291
30940991818,0cyclictest55650irq/125-lan22:30:291
30940991818,0cyclictest55650irq/125-lan22:26:161
30940991818,0cyclictest55650irq/125-lan20:52:361
30940991818,0cyclictest55650irq/125-lan00:38:161
30940991817,1cyclictest55650irq/125-lan23:58:441
30940991817,1cyclictest55650irq/125-lan23:52:471
30940991817,1cyclictest55650irq/125-lan23:45:581
30940991817,1cyclictest55650irq/125-lan23:40:011
30940991817,1cyclictest55650irq/125-lan23:33:261
30940991817,1cyclictest55650irq/125-lan23:16:171
30940991817,1cyclictest55650irq/125-lan23:10:251
30940991817,1cyclictest55650irq/125-lan23:06:301
30940991817,1cyclictest55650irq/125-lan23:03:251
30940991817,1cyclictest55650irq/125-lan22:40:171
30940991817,1cyclictest55650irq/125-lan22:21:391
30940991817,1cyclictest55650irq/125-lan22:07:011
30940991817,1cyclictest55650irq/125-lan22:00:171
30940991817,1cyclictest55650irq/125-lan21:55:191
30940991817,1cyclictest55650irq/125-lan21:50:131
30940991817,1cyclictest55650irq/125-lan21:35:031
30940991817,1cyclictest55650irq/125-lan21:30:141
30940991817,1cyclictest55650irq/125-lan21:12:261
30940991817,1cyclictest55650irq/125-lan20:25:001
30940991817,1cyclictest55650irq/125-lan19:55:091
30940991817,1cyclictest55650irq/125-lan19:35:551
30940991817,1cyclictest55650irq/125-lan00:25:161
30940991817,1cyclictest55650irq/125-lan00:13:181
30940991817,1cyclictest55650irq/125-lan00:03:351
30940991815,2cyclictest55650irq/125-lan22:46:441
30940991716,1cyclictest55650irq/125-lan22:57:031
30940991716,1cyclictest55650irq/125-lan22:52:111
30940991716,1cyclictest55650irq/125-lan21:25:411
30940991716,1cyclictest55650irq/125-lan21:09:461
30940991716,1cyclictest55650irq/125-lan21:03:201
30940991716,1cyclictest55650irq/125-lan19:51:151
30940991716,1cyclictest55650irq/125-lan19:42:591
30940991716,1cyclictest55650irq/125-lan19:30:191
30940991716,1cyclictest55650irq/125-lan19:29:541
30940991716,1cyclictest55650irq/125-lan19:21:411
30940991616,0cyclictest55650irq/125-lan20:58:071
30940991616,0cyclictest55650irq/125-lan20:24:331
30940991616,0cyclictest55650irq/125-lan20:13:451
30940991615,1cyclictest55650irq/125-lan20:37:571
30940991615,1cyclictest55650irq/125-lan20:33:191
30940991615,1cyclictest55650irq/125-lan20:15:211
30940991615,1cyclictest55650irq/125-lan20:07:371
30940991615,1cyclictest55650irq/125-lan19:18:511
30940991615,1cyclictest55650irq/125-lan19:10:211
30940991515,0cyclictest55650irq/125-lan20:03:501
30940991514,1cyclictest55650irq/125-lan19:47:011
30936991414,0cyclictest294-21hwrng00:25:460
30936991212,0cyclictest294-21hwrng20:04:390
3093699109,1cyclictest15567-21cron21:15:000
309369999,0cyclictest294-21hwrng23:11:010
309369999,0cyclictest294-21hwrng21:50:070
309369999,0cyclictest294-21hwrng20:46:380
309369998,1cyclictest703-21snmpd23:48:240
309369998,1cyclictest703-21snmpd19:51:140
309369996,2cyclictest703-21snmpd00:08:130
309369988,0cyclictest703-21snmpd23:43:000
309369988,0cyclictest703-21snmpd23:27:350
309369988,0cyclictest703-21snmpd20:53:410
309369988,0cyclictest703-21snmpd19:31:570
309369988,0cyclictest294-21hwrng23:57:060
309369988,0cyclictest294-21hwrng23:03:510
309369988,0cyclictest294-21hwrng21:49:060
309369988,0cyclictest294-21hwrng21:37:500
309369988,0cyclictest294-21hwrng20:17:580
309369987,1cyclictest703-21snmpd23:37:270
309369987,1cyclictest703-21snmpd22:50:430
309369987,1cyclictest703-21snmpd22:07:470
309369987,1cyclictest703-21snmpd20:59:090
309369987,1cyclictest703-21snmpd20:34:390
309369987,1cyclictest703-21snmpd00:35:500
309369987,1cyclictest703-21snmpd00:21:100
309369987,1cyclictest294-21hwrng22:45:250
309369987,1cyclictest19932-21ntp_kernel_err22:30:130
309369987,1cyclictest19932-21ntp_kernel_err22:30:130
309369986,2cyclictest703-21snmpd22:59:220
309369986,2cyclictest703-21snmpd21:55:320
309369986,2cyclictest703-21snmpd21:41:080
309369986,2cyclictest703-21snmpd21:29:430
309369986,2cyclictest703-21snmpd20:42:120
309369986,2cyclictest703-21snmpd20:35:240
309369986,2cyclictest703-21snmpd19:27:190
309369986,2cyclictest703-21snmpd00:12:290
309369985,2cyclictest703-21snmpd21:00:340
309369985,2cyclictest703-21snmpd00:03:130
309369980,5cyclictest15654-21ntpq19:55:160
309369977,0cyclictest703-21snmpd23:32:030
309369977,0cyclictest703-21snmpd22:29:270
309369977,0cyclictest703-21snmpd22:16:410
309369977,0cyclictest703-21snmpd22:15:000
309369977,0cyclictest703-21snmpd19:17:430
309369977,0cyclictest294-21hwrng23:51:590
309369977,0cyclictest294-21hwrng23:20:140
309369977,0cyclictest294-21hwrng23:16:080
309369977,0cyclictest294-21hwrng22:42:210
309369977,0cyclictest294-21hwrng22:36:120
309369977,0cyclictest294-21hwrng22:01:230
309369977,0cyclictest294-21hwrng21:22:290
309369977,0cyclictest294-21hwrng21:16:200
309369977,0cyclictest294-21hwrng20:14:530
309369977,0cyclictest294-21hwrng20:07:440
309369976,1cyclictest9691-21fschecks_count19:40:140
309369976,1cyclictest703-21snmpd22:20:180
309369976,1cyclictest294-21hwrng21:30:400
309369976,1cyclictest25061-21ntp_kernel_pll_20:20:170
309369975,2cyclictest8091-21cat19:35:150
309369975,2cyclictest703-21snmpd19:11:070
309369975,2cyclictest703-21snmpd00:31:320
309369974,2cyclictest703-21snmpd23:08:560
309369973,4cyclictest9333-21sed21:05:190
309369965,1cyclictest703-21snmpd00:16:130
309369964,2cyclictest703-21snmpd19:46:410
309369964,2cyclictest27028-21cat20:25:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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