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2026-06-06 - 20:55

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #8, slot #6

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 100 highest latencies:
System rack8slot6s.osadl.org (updated Sat Jun 06, 2026 00:43:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15701993636,0cyclictest17685-21fwupd20:31:283
15701991918,1cyclictest65850irq/126-lan23:50:163
15701991918,1cyclictest65850irq/126-lan21:05:203
15701991918,1cyclictest65850irq/126-lan20:35:183
15701991818,0cyclictest65850irq/126-lan23:30:203
15701991817,1cyclictest65850irq/126-lan20:10:143
15701991817,1cyclictest65850irq/126-lan19:40:193
15697991818,0cyclictest743-21snmpd20:41:372
15697991818,0cyclictest743-21snmpd20:12:482
15697991817,1cyclictest743-21snmpd22:18:112
15697991817,1cyclictest743-21snmpd19:49:302
15701991717,0cyclictest65850irq/126-lan21:50:523
15701991716,1cyclictest65850irq/126-lan23:45:123
15701991716,1cyclictest65850irq/126-lan21:15:203
15701991716,1cyclictest65850irq/126-lan21:00:193
15701991716,1cyclictest65850irq/126-lan20:25:153
15701991716,1cyclictest65850irq/126-lan20:15:153
15701991716,1cyclictest65850irq/126-lan19:50:193
15697991717,0cyclictest743-21snmpd23:55:592
15697991717,0cyclictest743-21snmpd23:17:512
15697991717,0cyclictest743-21snmpd23:05:362
15697991717,0cyclictest743-21snmpd22:33:202
15697991717,0cyclictest743-21snmpd21:18:262
15697991717,0cyclictest743-21snmpd21:05:322
15697991717,0cyclictest743-21snmpd20:39:522
15697991717,0cyclictest743-21snmpd20:26:392
15697991717,0cyclictest743-21snmpd20:22:072
15697991717,0cyclictest25163-21cat20:50:142
15697991717,0cyclictest22723-21cat20:45:132
15701991616,0cyclictest65850irq/126-lan23:10:143
15701991616,0cyclictest65850irq/126-lan21:45:113
15701991616,0cyclictest65850irq/126-lan19:47:293
15701991616,0cyclictest65850irq/126-lan19:25:163
15701991616,0cyclictest65850irq/126-lan00:35:123
15701991616,0cyclictest65850irq/126-lan00:13:283
15701991616,0cyclictest65850irq/126-lan00:00:203
15701991615,1cyclictest65850irq/126-lan23:15:173
15701991615,1cyclictest65850irq/126-lan22:15:173
15701991615,1cyclictest65850irq/126-lan20:55:123
15697991616,0cyclictest743-21snmpd19:55:262
15697991616,0cyclictest6036-21cat00:00:132
15701991515,0cyclictest65850irq/126-lan23:25:113
15701991515,0cyclictest65850irq/126-lan22:45:113
15701991515,0cyclictest65850irq/126-lan22:00:173
15701991515,0cyclictest65850irq/126-lan21:42:283
15701991515,0cyclictest65850irq/126-lan20:04:283
15701991515,0cyclictest65850irq/126-lan19:55:173
15701991515,0cyclictest65850irq/126-lan19:24:273
15701991514,1cyclictest65850irq/126-lan23:55:153
15701991514,1cyclictest65850irq/126-lan23:40:153
15701991514,1cyclictest65850irq/126-lan23:35:103
15701991514,1cyclictest65850irq/126-lan22:55:203
15701991514,1cyclictest65850irq/126-lan22:40:123
15701991514,1cyclictest65850irq/126-lan21:30:143
15701991514,1cyclictest65850irq/126-lan20:50:213
15701991414,0cyclictest65850irq/126-lan22:20:133
15701991414,0cyclictest65850irq/126-lan19:30:173
15701991414,0cyclictest65850irq/126-lan00:20:103
15701991413,1cyclictest65850irq/126-lan23:00:153
15701991413,1cyclictest65850irq/126-lan22:50:143
15701991413,1cyclictest65850irq/126-lan21:35:123
15701991413,1cyclictest65850irq/126-lan21:20:223
15701991413,1cyclictest65850irq/126-lan20:45:173
15701991413,1cyclictest65850irq/126-lan20:05:173
15701991413,1cyclictest65850irq/126-lan19:10:213
15701991413,1cyclictest65850irq/126-lan00:25:173
15692991414,0cyclictest8925-21cat21:30:131
15692991414,0cyclictest743-21snmpd23:31:581
15692991414,0cyclictest743-21snmpd19:32:591
15692991414,0cyclictest743-21snmpd00:24:421
15701991313,0cyclictest65850irq/126-lan21:25:193
15701991312,1cyclictest65850irq/126-lan22:37:283
15701991312,1cyclictest65850irq/126-lan22:37:283
15701991312,1cyclictest65850irq/126-lan22:25:173
15701991312,1cyclictest65850irq/126-lan22:10:143
15701991312,1cyclictest65850irq/126-lan22:05:193
15701991312,1cyclictest65850irq/126-lan19:35:123
15701991312,1cyclictest65850irq/126-lan00:15:123
15701991312,1cyclictest65850irq/126-lan00:05:203
15701991212,0cyclictest65850irq/126-lan00:30:113
15701991211,1cyclictest65850irq/126-lan23:20:133
15701991211,1cyclictest65850irq/126-lan20:40:163
15701991110,1cyclictest65850irq/126-lan23:05:143
15701991110,1cyclictest65850irq/126-lan20:20:163
15701991110,1cyclictest65850irq/126-lan19:15:123
15692991111,0cyclictest743-21snmpd22:38:141
15692991111,0cyclictest743-21snmpd22:38:131
1570199109,1cyclictest65850irq/126-lan21:55:163
1569299109,1cyclictest743-21snmpd21:55:131
15692991010,0cyclictest743-21snmpd22:14:141
15692991010,0cyclictest743-21snmpd21:36:301
15692991010,0cyclictest743-21snmpd20:48:491
15692991010,0cyclictest743-21snmpd20:27:391
15692991010,0cyclictest743-21snmpd19:19:051
15692991010,0cyclictest743-21snmpd00:10:121
15692991010,0cyclictest11285-21cat22:55:141
156929999,0cyclictest743-21snmpd23:21:461
156929999,0cyclictest743-21snmpd23:19:521
156929999,0cyclictest743-21snmpd22:53:001
156929999,0cyclictest743-21snmpd21:26:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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