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2025-11-03 - 18:49

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 Mon Nov 03, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
816994040,0cyclictest4923-21fwupd08:43:220
816991918,1cyclictest55650irq/125-lan12:39:080
816991918,1cyclictest55650irq/125-lan12:30:170
816991918,1cyclictest55650irq/125-lan12:29:550
816991918,1cyclictest55650irq/125-lan12:23:150
816991918,1cyclictest55650irq/125-lan12:05:130
816991918,1cyclictest55650irq/125-lan11:44:320
816991918,1cyclictest55650irq/125-lan11:31:390
816991918,1cyclictest55650irq/125-lan11:20:210
816991918,1cyclictest55650irq/125-lan10:25:050
816991918,1cyclictest55650irq/125-lan10:15:210
816991918,1cyclictest55650irq/125-lan10:13:340
816991918,1cyclictest55650irq/125-lan10:01:520
816991918,1cyclictest55650irq/125-lan09:33:160
816991918,1cyclictest55650irq/125-lan09:23:300
816991918,1cyclictest55650irq/125-lan08:24:050
816991918,1cyclictest55650irq/125-lan08:15:520
816991918,1cyclictest55650irq/125-lan07:42:570
816991918,1cyclictest55650irq/125-lan07:22:510
816991818,0cyclictest55650irq/125-lan11:55:500
816991818,0cyclictest55650irq/125-lan11:45:380
816991817,1cyclictest55650irq/125-lan12:15:050
816991817,1cyclictest55650irq/125-lan12:00:040
816991817,1cyclictest55650irq/125-lan11:51:120
816991817,1cyclictest55650irq/125-lan11:35:370
816991817,1cyclictest55650irq/125-lan11:25:140
816991817,1cyclictest55650irq/125-lan11:16:130
816991817,1cyclictest55650irq/125-lan11:11:110
816991817,1cyclictest55650irq/125-lan11:05:370
816991817,1cyclictest55650irq/125-lan10:55:200
816991817,1cyclictest55650irq/125-lan10:50:130
816991817,1cyclictest55650irq/125-lan10:46:210
816991817,1cyclictest55650irq/125-lan10:40:000
816991817,1cyclictest55650irq/125-lan10:40:000
816991817,1cyclictest55650irq/125-lan10:30:510
816991817,1cyclictest55650irq/125-lan10:23:390
816991817,1cyclictest55650irq/125-lan09:57:310
816991817,1cyclictest55650irq/125-lan09:50:190
816991817,1cyclictest55650irq/125-lan09:43:050
816991817,1cyclictest55650irq/125-lan09:18:290
816991817,1cyclictest55650irq/125-lan08:51:140
816991817,1cyclictest55650irq/125-lan08:47:150
816991817,1cyclictest55650irq/125-lan08:12:340
816991817,1cyclictest55650irq/125-lan08:05:160
816991817,1cyclictest55650irq/125-lan07:33:130
816991817,1cyclictest55650irq/125-lan07:12:420
816991817,0cyclictest55650irq/125-lan12:10:040
816991816,1cyclictest55650irq/125-lan10:05:130
816991816,1cyclictest55650irq/125-lan09:35:190
816991717,0cyclictest55650irq/125-lan11:00:270
816991717,0cyclictest55650irq/125-lan07:45:070
816991717,0cyclictest55650irq/125-lan07:36:550
816991716,1cyclictest55650irq/125-lan09:46:130
816991716,1cyclictest55650irq/125-lan09:26:110
816991716,1cyclictest55650irq/125-lan09:12:450
816991716,1cyclictest55650irq/125-lan09:00:180
816991716,1cyclictest55650irq/125-lan07:55:180
816991616,0cyclictest55650irq/125-lan09:07:200
816991616,0cyclictest55650irq/125-lan08:58:430
816991615,1cyclictest55650irq/125-lan07:51:200
816991615,1cyclictest55650irq/125-lan07:29:320
816991615,1cyclictest55650irq/125-lan07:15:170
818991515,0cyclictest16448-21kworker/1:2+events07:12:071
816991514,1cyclictest55650irq/125-lan08:30:140
816991514,1cyclictest55650irq/125-lan08:26:100
816991514,1cyclictest55650irq/125-lan08:02:290
818991313,0cyclictest294-21hwrng11:06:291
818991313,0cyclictest17977-21turbostat09:19:551
81899110,11cyclictest1390-21ssh11:25:251
8189999,0cyclictest294-21hwrng07:51:561
8189998,1cyclictest703-21snmpd11:15:241
8189998,1cyclictest703-21snmpd09:09:411
8189998,1cyclictest703-21snmpd08:40:041
8189998,1cyclictest703-21snmpd08:18:301
8189998,1cyclictest19689-21/usr/sbin/munin09:55:161
8189996,2cyclictest703-21snmpd12:14:151
8189996,2cyclictest703-21snmpd10:49:261
8189996,2cyclictest703-21snmpd10:12:171
8189996,2cyclictest703-21snmpd09:44:301
8189996,2cyclictest703-21snmpd09:38:491
8189996,2cyclictest703-21snmpd09:31:171
8189996,2cyclictest703-21snmpd08:05:021
8169998,1cyclictest2281-21ntp_offset08:35:190
8189988,0cyclictest703-21snmpd11:51:401
8189988,0cyclictest703-21snmpd10:19:431
8189988,0cyclictest703-21snmpd09:28:141
8189988,0cyclictest703-21snmpd09:10:531
8189988,0cyclictest703-21snmpd08:00:381
8189988,0cyclictest703-21snmpd07:18:041
8189988,0cyclictest386-21haveged12:38:331
8189988,0cyclictest294-21hwrng12:20:131
8189988,0cyclictest294-21hwrng11:20:501
8189988,0cyclictest294-21hwrng11:01:221
8189988,0cyclictest294-21hwrng10:35:461
8189988,0cyclictest294-21hwrng08:32:541
8189988,0cyclictest294-21hwrng08:26:451
8189988,0cyclictest294-21hwrng07:58:051
8189988,0cyclictest294-21hwrng07:45:471
8189988,0cyclictest294-21hwrng07:41:421
8189988,0cyclictest294-21hwrng07:35:331
8189987,1cyclictest703-21snmpd12:30:361
8189987,1cyclictest703-21snmpd09:51:181
8189987,1cyclictest703-21snmpd08:45:281
8189987,1cyclictest16448-21kworker/1:2+events11:58:431
8189987,1cyclictest13886-21ntp_kernel_pll_11:40:171
8189986,2cyclictest703-21snmpd09:23:321
8189986,2cyclictest703-21snmpd08:13:571
8189985,3cyclictest703-21snmpd11:38:071
8189977,0cyclictest703-21snmpd12:06:211
8189977,0cyclictest294-21hwrng12:28:251
8189977,0cyclictest294-21hwrng10:50:071
8189977,0cyclictest294-21hwrng10:44:591
8189977,0cyclictest294-21hwrng10:05:031
8189977,0cyclictest294-21hwrng08:38:011
8189977,0cyclictest294-21hwrng08:22:401
8189976,1cyclictest5704-21ntp_kernel_pll_07:20:181
8189976,1cyclictest294-21hwrng12:01:471
8189976,1cyclictest24775-21ntp_kernel_pll_10:00:191
8189976,1cyclictest19721-21gltestperf11:10:141
8189976,1cyclictest11944-21ntp_kernel_pll_09:00:181
8189976,0cyclictest703-21snmpd11:30:111
8189975,2cyclictest703-21snmpd08:51:461
8189975,1cyclictest681-21ntpd10:25:201
8189974,2cyclictest703-21snmpd10:55:471
8189974,2cyclictest703-21snmpd10:30:021
8189974,2cyclictest703-21snmpd10:21:311
8189974,2cyclictest703-21snmpd07:25:461
8189973,4cyclictest10090-21sed08:55:171
8189973,3cyclictest703-21snmpd12:16:591
8189966,0cyclictest294-21hwrng09:47:391
8189966,0cyclictest294-21hwrng07:33:301
8189965,1cyclictest18237-21ntp_kernel_pll_11:45:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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