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2024-11-22 - 08:57

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #9, slot #8

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.

Total number of samples: 50 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 376 highest latencies:
System rack9slot8s.osadl.org (updated Fri Nov 22, 2024 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
819501790,0irq/47-4a1000005209-21runrttasks19:08:140
81950880,0irq/47-4a1000006851-21snmpd23:24:170
81950880,0irq/47-4a10000011826-21ssh21:57:580
81950860,0irq/47-4a1000007736-21rm21:48:050
81950860,0irq/47-4a10000027052-21munin-run22:35:030
81950860,0irq/47-4a10000024438-21munin-run21:10:030
81850860,0irq/46-4a10000015152-21runrttasks22:05:460
81950850,0irq/47-4a1000003146-21sendmail-msp00:20:010
81950850,0irq/47-4a10000031395-21ssh21:26:390
81950840,0irq/47-4a1000008236-21ssh00:34:350
81950840,0irq/47-4a10000021654-21ssh23:44:080
81950830,0irq/47-4a100000799-21kworker/u2:821:36:060
81950830,0irq/47-4a1000005574-21ssh00:26:280
81950830,0irq/47-4a10000027631-21ssh22:36:180
81950830,0irq/47-4a10000023231-21apt-config22:25:120
81950830,0irq/47-4a10000021454-21runrttasks20:50:420
81850830,0irq/46-4a10000019403-21ssh22:16:010
81950820,0irq/47-4a1000009354-21ssh23:12:540
81950820,0irq/47-4a1000008917-21ssh00:36:180
81950820,0irq/47-4a1000007186-21ssh23:07:110
81950820,0irq/47-4a10000025559-21ssh23:53:580
81950820,0irq/47-4a10000018884-1kworker/u3:220:40:350
81950820,0irq/47-4a1000001359-21sshd21:32:420
81950820,0irq/47-4a10000013424-21ssh22:01:410
81950810,0irq/47-4a1000006851-21snmpd19:38:120
81950810,0irq/47-4a1000004809-21ssh23:00:570
81950810,0irq/47-4a10000031513-21ssh22:46:080
81950810,0irq/47-4a10000030552-21ssh21:24:420
81950810,0irq/47-4a10000028577-21rm00:01:350
81950810,0irq/47-4a10000026512-21ssh21:15:020
81950810,0irq/47-4a10000016439-21munin-run20:20:020
17632810,0chrt23557-21kworker/u2:1122:53:180
81950800,0irq/47-4a1000009216-21sshd19:30:400
81950800,0irq/47-4a1000004998-21ssh21:41:230
81950800,0irq/47-4a1000004264-21rm22:59:500
81950800,0irq/47-4a10000032330-21ssh00:11:160
81950800,0irq/47-4a10000029325-21ssh22:40:200
81950800,0irq/47-4a10000028410-21ssh21:19:360
81950800,0irq/47-4a10000026358-21rm23:55:530
81950800,0irq/47-4a10000023859-21ssh23:49:410
81950800,0irq/47-4a10000022765-21lockfile-create21:00:010
81950800,0irq/47-4a10000021432-21ssh22:21:000
81950800,0irq/47-4a10000018402-21ssh23:35:440
81950800,0irq/47-4a10000018289-21ssh22:13:320
81950800,0irq/47-4a10000017192-21awk20:25:020
81950800,0irq/47-4a10000016599-21kworker/u2:223:32:430
81950800,0irq/47-4a10000014218-21munin-run20:05:010
81850800,0irq/46-4a1000009955-21rm21:53:270
81950790,0irq/47-4a1000006851-21snmpd21:03:330
81950790,0irq/47-4a1000006597-21ntp_states19:15:140
81950790,0irq/47-4a1000003833-21ssh00:21:430
81950790,0irq/47-4a10000030482-21ssh00:06:340
81950790,0irq/47-4a10000019369-21cron20:40:010
81950790,0irq/47-4a10000015650-21ssh23:28:540
81850790,0irq/46-4a10000011839-21ssh23:19:140
81950780,0irq/47-4a10000018115-21runrttasks20:30:450
81950780,0irq/47-4a10000014950-21munin-run20:10:000
81950780,0irq/47-4a10000013459-21sendmail20:00:020
81950770,0irq/47-4a1000008122-21apt-get19:25:130
81950770,0irq/47-4a1000005891-21sshd19:12:400
154692770,0chrt15231-21kworker/u2:120:13:250
81950760,0irq/47-4a1000007649-21kworker/u2:619:25:050
119232760,0sleep010847-21kworker/u2:019:49:370
173942750,0chrt10847-21kworker/u2:020:25:520
81950740,0irq/47-4a10000010767-21runrttasks19:41:090
81850680,0irq/46-4a10000021051-21cron20:50:000
5479995328,0cyclictest0-21swapper19:55:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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