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2024-11-24 - 12:20

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 Sun Nov 24, 2024 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7293224252183,99sleep00-21swapper19:07:020
76759916918,23cyclictest25923-21munin-run21:00:030
76759916214,126cyclictest9267-21ntpq22:30:580
76759916116,121cyclictest9028-21df_inode19:15:390
76759916016,119cyclictest16853-21apt20:05:020
76759916012,123cyclictest950-21apt-get21:45:530
76759915912,42cyclictest24292-21ls00:01:030
76759915821,29cyclictest10160-21apt-get19:25:230
76759915816,116cyclictest7991-21apt-get22:25:230
76759915814,120cyclictest29386-21apt-get00:35:170
76759915715,27cyclictest26925-21/usr/sbin/munin00:20:520
76759915715,119cyclictest20080-21apt-get20:25:580
76759915715,118cyclictest25052-21grep20:51:030
76759915715,117cyclictest17351-21df_inode23:20:520
76759915712,25cyclictest27537-21apt-get21:11:490
76759915612,123cyclictest16032-21sed23:11:050
76759915518,117cyclictest11186-21apt-get19:30:340
76759915515,47cyclictest12487-21/usr/sbin/munin22:50:510
76759915515,115cyclictest15437-21df_inode19:55:320
76759915515,114cyclictest32593-21munin-run21:40:030
76759915416,114cyclictest3807-21df_inode22:00:310
76759915414,117cyclictest7876-21snmpd19:45:570
76759915413,22cyclictest12876-21sort19:40:050
76759915412,26cyclictest28744-21wc21:15:300
7675991539,119cyclictest16997-21grep23:20:080
76759915337,23cyclictest22827-21latency_hist23:55:040
76759915318,25cyclictest20080-21apt-get20:25:040
76759915317,22cyclictest22937-21df_inode20:40:300
76759915315,24cyclictest24319-21apt20:50:000
76759915314,114cyclictest30473-21uname21:25:410
76759915312,118cyclictest22496-21cut20:36:000
76759915238,21cyclictest21740-21sshd23:45:590
76759915213,115cyclictest5374-21apt-get22:10:250
76759915210,40cyclictest28518-21/usr/sbin/munin00:30:590
76759915119,107cyclictest26840-21apt-get21:05:210
76759915117,22cyclictest14642-21df_inode19:50:290
76759915116,23cyclictest31199-21df_inode21:30:310
76759915115,113cyclictest3577-21munin-run22:00:030
76759915114,24cyclictest541-21tr21:40:470
76759915112,114cyclictest7421-21sort22:20:480
76759915017,24cyclictest6428-21df_inode22:15:360
76759915017,107cyclictest14614-21apt-get23:05:170
76759915016,112cyclictest19265-21munin-run20:20:020
76759915016,109cyclictest26198-21df_inode00:15:290
76759915015,111cyclictest17065-21diskstats20:05:300
76759915014,19cyclictest14514-21munin-run23:05:010
76759915011,26cyclictest20074-21sshd23:35:570
76759914917,93cyclictest5197-21munin-run22:10:030
76759914916,24cyclictest10603-21apt-get22:40:180
76759914914,95cyclictest22979-21df_inode23:55:300
76759914913,25cyclictest11867-21awk22:45:590
76759914913,114cyclictest18139-21cat23:25:320
76759914911,26cyclictest2072-21kworker/u2:1621:50:050
76759914911,26cyclictest17898-21if_eth020:10:360
7675991489,24cyclictest10426-21unixbench_singl22:36:070
76759914820,23cyclictest7883-21diskstats19:10:400
76759914816,25cyclictest13640-21munin-run19:45:030
76759914812,111cyclictest7876-21snmpd00:05:230
76759914810,110cyclictest27719-21/usr/sbin/munin00:25:430
76759914737,90cyclictest19060-21kernelversion23:30:440
76759914717,25cyclictest20479-21/usr/sbin/munin23:40:400
76759914715,25cyclictest13096-21df_inode22:55:280
76759914715,109cyclictest29606-21df_inode21:20:300
76759914712,23cyclictest21213-21apt-get20:30:120
76759914514,23cyclictest10062-21date19:25:070
76759914416,26cyclictest25423-21fw_packets00:10:370
76759914317,23cyclictest26482-21mailstats21:00:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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