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2024-07-19 - 01:19

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #5, 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.

Total number of samples: 50.5 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot7s.osadl.org (updated Thu Jul 18, 2024 12:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28630224392203,96sleep00-21swapper07:07:120
289919915913,119cyclictest15425-21apt-get12:21:340
289919915819,115cyclictest3359-21apt11:05:000
289919915816,22cyclictest8283-21/usr/sbin/munin11:35:110
289919915616,22cyclictest18034-21munin-run09:20:020
289919915614,117cyclictest2645-21apt-get07:45:250
289919915612,114cyclictest6688-21/usr/sbin/munin11:25:510
289919915540,22cyclictest10855-21if_eth011:50:340
289919915517,24cyclictest21486-21munin-run09:40:020
289919915517,112cyclictest14801-21munin-run09:00:020
289919915516,97cyclictest9806-21apt11:45:010
289919915514,116cyclictest7558-21munin-run08:15:020
289919915513,100cyclictest18231-21apt-get12:35:250
289919915424,100cyclictest18951-21apt-get09:25:190
289919915418,25cyclictest22507-21apt-get09:46:210
289919915417,95cyclictest1701-21munin-run07:40:030
289919915414,40cyclictest13916-21/usr/sbin/munin12:10:580
28991991539,115cyclictest4226-21cat11:10:040
289919915341,95cyclictest25956-21latency_hist10:05:040
289919915321,28cyclictest8494-21apt-get08:20:190
289919915318,108cyclictest7768-21diskstats08:15:320
289919915317,113cyclictest21481-21apt-get09:41:330
28991991529,123cyclictest16283-21wc09:06:010
289919915223,27cyclictest31964-21diskstats07:25:310
289919915218,26cyclictest9290-21apt-get08:25:220
289919915218,110cyclictest27515-21apt-get10:15:220
289919915216,112cyclictest31782-21munin-run10:40:020
289919915215,96cyclictest29121-21mailstats10:21:020
289919915214,99cyclictest1398-21sshd10:50:510
289919915214,36cyclictest23900-21awk09:50:540
289919915210,119cyclictest30805-21ls07:16:210
289919915133,100cyclictest16944-21wc09:10:530
289919915119,25cyclictest15429-21munin-run12:20:020
289919915113,112cyclictest10631-21grep11:50:040
289919915110,117cyclictest29524-21awk07:10:550
289919915110,117cyclictest2545-21munin-run11:00:010
289919915110,114cyclictest20362-21head09:31:080
289919915018,24cyclictest13123-21apt-get12:05:160
289919915017,35cyclictest5962-21apt08:05:010
289919915017,111cyclictest5148-21munin-run08:00:040
289919915016,24cyclictest4574-21ntp_states11:10:490
289919915016,106cyclictest13410-21diskstats08:50:300
289919914924,104cyclictest0-21swapper10:10:580
289919914916,109cyclictest24510-21diskstats09:55:310
289919914915,37cyclictest16234-1kworker/u3:612:25:120
289919914915,23cyclictest7876-21snmpd07:41:150
289919914914,111cyclictest30180-21munin-run10:30:030
289919914913,111cyclictest30595-21ntp_states10:30:510
289919914911,115cyclictest32005-21df_inode10:40:250
289919914816,109cyclictest31159-21df_inode07:20:250
289919914815,30cyclictest11371-21mailstats08:36:070
289919914812,25cyclictest10085-21/usr/sbin/munin08:30:390
289919914812,112cyclictest8084-21sort11:31:200
289919914811,114cyclictest5163-21df_inode11:15:280
289919914810,116cyclictest11771-21/usr/sbin/munin11:55:420
289919914720,27cyclictest32699-21apt-get10:45:190
289919914713,113cyclictest2748-1kworker/u3:507:50:150
289919914712,112cyclictest17365-21/usr/sbin/munin12:30:430
289919914711,23cyclictest6396-21awk08:05:520
289919914711,111cyclictest815-21grep07:31:050
289919914710,24cyclictest13198-21latency_hist08:50:010
289919914619,25cyclictest12566-21memory12:00:430
289919914615,106cyclictest18151-21/usr/sbin/munin09:20:200
289919914613,28cyclictest6512-21grep11:21:000
289919914522,99cyclictest15196-21/usr/sbin/munin09:00:450
289919914513,25cyclictest26023-21/usr/sbin/munin10:05:210
289919914215,24cyclictest12404-21apt08:45:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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