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2025-11-26 - 20:25

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 Wed Nov 26, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31667994645,1cyclictest30922-21fwupd09:32:580
31667992220,1cyclictest55650irq/125-lan07:25:100
31667992120,1cyclictest55650irq/125-lan10:36:220
31667992019,1cyclictest55650irq/125-lan12:04:130
31667992018,1cyclictest55650irq/125-lan10:10:130
31667991918,1cyclictest55650irq/125-lan12:37:560
31667991918,1cyclictest55650irq/125-lan11:51:390
31667991918,1cyclictest55650irq/125-lan11:46:360
31667991918,1cyclictest55650irq/125-lan11:38:330
31667991918,1cyclictest55650irq/125-lan11:17:280
31667991918,1cyclictest55650irq/125-lan11:11:120
31667991918,1cyclictest55650irq/125-lan11:01:350
31667991918,1cyclictest55650irq/125-lan10:56:000
31667991918,1cyclictest55650irq/125-lan10:51:240
31667991918,1cyclictest55650irq/125-lan10:16:220
31667991918,1cyclictest55650irq/125-lan09:41:420
31667991918,1cyclictest55650irq/125-lan09:27:250
31667991917,1cyclictest55650irq/125-lan11:25:190
31667991917,1cyclictest55650irq/125-lan09:15:130
31667991818,0cyclictest55650irq/125-lan10:32:550
31667991818,0cyclictest55650irq/125-lan09:50:370
31667991818,0cyclictest55650irq/125-lan09:21:410
31667991817,1cyclictest55650irq/125-lan12:31:320
31667991817,1cyclictest55650irq/125-lan12:25:570
31667991817,1cyclictest55650irq/125-lan12:20:570
31667991817,1cyclictest55650irq/125-lan12:17:130
31667991817,1cyclictest55650irq/125-lan12:11:090
31667991817,1cyclictest55650irq/125-lan11:44:090
31667991817,1cyclictest55650irq/125-lan11:33:010
31667991817,1cyclictest55650irq/125-lan11:23:090
31667991817,1cyclictest55650irq/125-lan11:05:130
31667991817,1cyclictest55650irq/125-lan10:44:430
31667991817,1cyclictest55650irq/125-lan10:26:200
31667991817,1cyclictest55650irq/125-lan10:20:140
31667991817,1cyclictest55650irq/125-lan10:02:060
31667991817,1cyclictest55650irq/125-lan09:56:320
31667991817,1cyclictest55650irq/125-lan09:46:270
31667991817,1cyclictest55650irq/125-lan09:38:510
31667991817,1cyclictest55650irq/125-lan09:12:070
31667991817,1cyclictest55650irq/125-lan09:04:000
31667991817,1cyclictest55650irq/125-lan08:39:010
31667991817,1cyclictest55650irq/125-lan07:51:270
31667991817,1cyclictest55650irq/125-lan07:15:060
31667991717,0cyclictest55650irq/125-lan10:45:450
31667991717,0cyclictest55650irq/125-lan10:08:040
31667991717,0cyclictest55650irq/125-lan08:47:090
31667991717,0cyclictest55650irq/125-lan08:22:520
31667991717,0cyclictest55650irq/125-lan08:15:140
31667991717,0cyclictest55650irq/125-lan07:38:320
31667991716,1cyclictest55650irq/125-lan11:55:160
31667991716,1cyclictest55650irq/125-lan09:09:060
31667991716,1cyclictest55650irq/125-lan08:41:390
31667991716,1cyclictest55650irq/125-lan08:07:230
31667991716,1cyclictest55650irq/125-lan07:59:100
31667991716,1cyclictest55650irq/125-lan07:34:000
31667991716,1cyclictest55650irq/125-lan07:10:190
31667991615,1cyclictest55650irq/125-lan08:55:180
31667991615,1cyclictest55650irq/125-lan08:00:170
31667991615,1cyclictest55650irq/125-lan08:00:170
31667991615,1cyclictest55650irq/125-lan07:49:080
31667991514,1cyclictest55650irq/125-lan08:50:220
31667991514,1cyclictest55650irq/125-lan08:34:190
31667991514,1cyclictest55650irq/125-lan08:26:080
31667991514,1cyclictest55650irq/125-lan08:10:120
31667991514,1cyclictest55650irq/125-lan07:41:330
31672991414,0cyclictest294-21hwrng11:50:351
31667991413,1cyclictest55650irq/125-lan07:20:150
31672991212,0cyclictest294-21hwrng12:26:251
31672991111,0cyclictest294-21hwrng12:23:211
31672991111,0cyclictest294-21hwrng09:39:311
3167299109,1cyclictest3644-21ntp_kernel_pll_10:55:171
3167299108,1cyclictest26187-21/usr/sbin/munin12:30:181
3167299107,2cyclictest703-21snmpd09:29:451
316729998,1cyclictest703-21snmpd11:04:011
316729998,1cyclictest703-21snmpd09:57:291
316729998,1cyclictest703-21snmpd07:35:111
316729998,1cyclictest703-21snmpd07:26:331
316729998,1cyclictest32638-21kworker/1:1+events08:36:011
316729996,2cyclictest703-21snmpd10:39:391
316729996,2cyclictest703-21snmpd09:54:561
316729988,0cyclictest703-21snmpd11:40:361
316729988,0cyclictest703-21snmpd11:29:411
316729988,0cyclictest703-21snmpd11:13:561
316729988,0cyclictest703-21snmpd07:21:211
316729988,0cyclictest703-21snmpd07:14:121
316729988,0cyclictest294-21hwrng12:04:551
316729988,0cyclictest294-21hwrng11:37:161
316729988,0cyclictest294-21hwrng09:40:321
316729988,0cyclictest294-21hwrng08:50:201
316729988,0cyclictest294-21hwrng08:48:181
316729988,0cyclictest294-21hwrng08:17:341
316729988,0cyclictest294-21hwrng08:03:151
316729988,0cyclictest294-21hwrng08:03:151
316729988,0cyclictest294-21hwrng07:31:311
316729987,1cyclictest703-21snmpd12:18:581
316729987,1cyclictest703-21snmpd10:48:431
316729987,1cyclictest703-21snmpd10:13:501
316729987,1cyclictest703-21snmpd07:15:121
316729987,1cyclictest606-21kerneloops11:58:561
316729987,1cyclictest294-21hwrng11:47:301
316729987,1cyclictest294-21hwrng11:16:471
316729987,1cyclictest25392-21/usr/sbin/munin11:20:181
316729987,1cyclictest13302-21fschecks_count10:30:151
316729986,2cyclictest8279-21cat09:45:171
316729986,2cyclictest7166-21cat12:10:141
316729986,2cyclictest703-21snmpd10:06:501
316729986,2cyclictest703-21snmpd08:41:021
316729986,1cyclictest703-21snmpd07:55:221
316729985,3cyclictest703-21snmpd09:24:551
316729985,2cyclictest703-21snmpd10:25:571
316729977,0cyclictest703-21snmpd10:18:421
316729977,0cyclictest294-21hwrng10:51:101
316729977,0cyclictest294-21hwrng09:18:001
316729977,0cyclictest294-21hwrng08:09:241
316729977,0cyclictest294-21hwrng07:51:591
316729977,0cyclictest294-21hwrng07:41:441
316729976,1cyclictest703-21snmpd08:55:271
316729976,1cyclictest31507-21gltestperf12:35:131
316729976,1cyclictest2144-21fschecks_time11:30:121
316729976,1cyclictest1977-21fschecks_time12:05:141
316729976,1cyclictest1-21systemd08:26:591
316729975,2cyclictest703-21snmpd10:22:481
316729975,2cyclictest703-21snmpd07:48:281
316729975,1cyclictest0-21swapper/109:15:001
316729966,0cyclictest703-21snmpd09:32:241
316729966,0cyclictest294-21hwrng11:05:311
316729966,0cyclictest294-21hwrng08:35:001
316729965,1cyclictest20678-21ntp_kernel_err10:00:161
316729964,2cyclictest311ktimers/108:20:181
316729955,0cyclictest703-21snmpd08:11:251
316729954,1cyclictest0-21swapper/109:05:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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