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2025-11-29 - 14:11

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 Sat Nov 29, 2025 00:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29393993535,0cyclictest586-21fwupd19:15:581
29389992018,2cyclictest55650irq/125-lan23:40:180
29393991919,0cyclictest294-21hwrng22:11:141
29389991919,0cyclictest294-21hwrng23:22:540
29389991918,1cyclictest55650irq/125-lan23:54:570
29389991918,1cyclictest55650irq/125-lan23:26:280
29389991918,1cyclictest55650irq/125-lan23:13:570
29389991918,1cyclictest55650irq/125-lan22:38:360
29389991918,1cyclictest55650irq/125-lan22:28:510
29389991918,1cyclictest55650irq/125-lan22:24:090
29389991918,1cyclictest55650irq/125-lan22:11:440
29389991918,1cyclictest55650irq/125-lan22:05:150
29389991918,1cyclictest55650irq/125-lan22:02:250
29389991918,1cyclictest55650irq/125-lan21:43:000
29389991918,1cyclictest55650irq/125-lan21:24:030
29389991918,1cyclictest55650irq/125-lan21:19:050
29389991918,1cyclictest55650irq/125-lan21:14:540
29389991918,1cyclictest55650irq/125-lan20:02:530
29389991918,1cyclictest55650irq/125-lan00:36:130
29389991918,1cyclictest55650irq/125-lan00:15:490
29389991918,1cyclictest55650irq/125-lan00:10:180
29389991918,1cyclictest55650irq/125-lan00:05:000
29389991918,1cyclictest55650irq/125-lan00:04:140
29389991917,1cyclictest55650irq/125-lan23:00:130
29393991818,0cyclictest294-21hwrng23:52:361
29389991818,0cyclictest55650irq/125-lan23:46:500
29389991818,0cyclictest55650irq/125-lan00:28:140
29389991817,1cyclictest55650irq/125-lan23:58:530
29389991817,1cyclictest55650irq/125-lan23:35:010
29389991817,1cyclictest55650irq/125-lan23:07:020
29389991817,1cyclictest55650irq/125-lan22:58:260
29389991817,1cyclictest55650irq/125-lan22:45:140
29389991817,1cyclictest55650irq/125-lan22:40:180
29389991817,1cyclictest55650irq/125-lan22:30:160
29389991817,1cyclictest55650irq/125-lan22:19:320
29389991817,1cyclictest55650irq/125-lan21:50:300
29389991817,1cyclictest55650irq/125-lan21:49:510
29389991817,1cyclictest55650irq/125-lan20:36:250
29389991817,1cyclictest55650irq/125-lan20:25:170
29389991817,1cyclictest55650irq/125-lan20:10:180
29389991817,1cyclictest55650irq/125-lan20:08:560
29389991817,1cyclictest55650irq/125-lan19:57:410
29389991817,1cyclictest55650irq/125-lan19:37:200
29389991817,1cyclictest55650irq/125-lan19:25:230
29389991817,1cyclictest55650irq/125-lan19:19:050
29389991817,1cyclictest55650irq/125-lan00:34:370
29389991817,1cyclictest55650irq/125-lan00:22:070
29389991817,0cyclictest55650irq/125-lan21:30:100
29389991816,1cyclictest55650irq/125-lan22:51:100
29393991715,2cyclictest703-21snmpd22:15:571
29389991717,0cyclictest55650irq/125-lan21:36:090
29389991716,1cyclictest55650irq/125-lan23:30:280
29389991716,1cyclictest55650irq/125-lan23:16:070
29389991716,1cyclictest55650irq/125-lan21:55:150
29389991716,1cyclictest55650irq/125-lan21:25:030
29389991716,1cyclictest55650irq/125-lan21:06:000
29389991716,1cyclictest55650irq/125-lan20:22:280
29389991716,1cyclictest55650irq/125-lan19:50:280
29389991716,1cyclictest55650irq/125-lan19:47:410
29389991716,1cyclictest55650irq/125-lan19:31:060
29389991616,0cyclictest55650irq/125-lan20:17:010
29389991615,1cyclictest55650irq/125-lan20:59:010
29389991615,1cyclictest55650irq/125-lan20:43:350
29389991515,0cyclictest55650irq/125-lan20:52:210
29389991514,1cyclictest55650irq/125-lan19:21:110
29389991414,0cyclictest55650irq/125-lan19:10:510
29389991414,0cyclictest294-21hwrng20:32:560
29389991413,1cyclictest55650irq/125-lan21:00:160
29393991313,0cyclictest294-21hwrng00:31:301
29389991312,1cyclictest55650irq/125-lan20:45:200
29389991312,1cyclictest55650irq/125-lan19:40:100
29393991212,0cyclictest294-21hwrng21:21:021
29393991111,0cyclictest294-21hwrng22:20:271
29393991111,0cyclictest294-21hwrng21:47:411
29393991111,0cyclictest294-21hwrng19:25:201
29393991111,0cyclictest294-21hwrng00:11:021
29393991110,1cyclictest19854-21kworker/1:3+events00:26:491
29393991010,0cyclictest294-21hwrng23:34:101
29393991010,0cyclictest294-21hwrng21:44:361
29393991010,0cyclictest294-21hwrng20:09:221
29393991010,0cyclictest294-21hwrng00:39:421
293939999,0cyclictest294-21hwrng22:48:051
293939998,1cyclictest703-21snmpd23:23:321
293939998,1cyclictest386-21haveged23:46:051
293939997,1cyclictest0-21swapper/100:00:161
293939996,2cyclictest703-21snmpd20:11:081
293939996,2cyclictest19864-21cat22:55:161
293939988,0cyclictest703-21snmpd21:08:461
293939988,0cyclictest703-21snmpd20:00:251
293939988,0cyclictest423-21irqbalance23:07:081
293939988,0cyclictest294-21hwrng22:28:381
293939988,0cyclictest294-21hwrng22:08:091
293939988,0cyclictest294-21hwrng21:55:511
293939988,0cyclictest294-21hwrng21:25:081
293939988,0cyclictest294-21hwrng20:58:321
293939988,0cyclictest294-21hwrng20:43:091
293939988,0cyclictest294-21hwrng20:35:591
293939988,0cyclictest294-21hwrng19:43:471
293939987,1cyclictest32600-21apt-get23:40:131
293939987,1cyclictest294-21hwrng22:03:011
293939987,1cyclictest2634-21ntp_kernel_err23:10:191
293939986,2cyclictest7521-21sshd21:02:111
293939986,2cyclictest703-21snmpd22:53:141
293939986,2cyclictest703-21snmpd19:57:101
293939985,2cyclictest0-21swapper/120:20:191
293939984,4cyclictest10676-21sed21:10:161
293939977,0cyclictest703-21snmpd23:25:241
293939977,0cyclictest703-21snmpd21:51:081
293939977,0cyclictest703-21snmpd19:22:201
293939977,0cyclictest703-21snmpd00:06:581
293939977,0cyclictest294-21hwrng23:35:121
293939977,0cyclictest294-21hwrng23:17:461
293939977,0cyclictest294-21hwrng23:01:241
293939977,0cyclictest294-21hwrng22:35:471
293939977,0cyclictest294-21hwrng22:32:431
293939977,0cyclictest294-21hwrng20:45:121
293939977,0cyclictest294-21hwrng20:33:561
293939977,0cyclictest294-21hwrng20:25:461
293939977,0cyclictest294-21hwrng19:50:561
293939977,0cyclictest294-21hwrng19:35:351
293939977,0cyclictest294-21hwrng00:16:091
293939976,1cyclictest703-21snmpd20:16:411
293939976,1cyclictest703-21snmpd19:10:521
293939975,2cyclictest703-21snmpd21:34:531
293939975,2cyclictest703-21snmpd21:19:031
293939975,2cyclictest703-21snmpd20:51:071
293939975,2cyclictest703-21snmpd19:47:311
293939975,1cyclictest0-21swapper/121:35:241
293939966,0cyclictest294-21hwrng23:57:431
293939966,0cyclictest294-21hwrng19:30:271
293939965,1cyclictest0-21swapper/100:20:011
293939965,0cyclictest703-21snmpd22:40:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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