NetServer::Portal::Top

NetServer::Portal::Top module can make event loop statistics easily available.
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NetServer::Portal::Top Ranking & Summary

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  • Rating:
  • License:
  • Perl Artistic License
  • Price:
  • FREE
  • Publisher Name:
  • Joshua Nathaniel Pritikin
  • Publisher web site:
  • http://search.cpan.org/~jprit/NetServer-Portal-1.08/lib/NetServer/Portal/Top.pm

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NetServer::Portal::Top Description

NetServer::Portal::Top module can make event loop statistics easily available. NetServer::Portal::Top module can make event loop statistics easily available.SYNOPSIS require NetServer::Portal::Top;All statistics collected by Event are displayed in a format similar to the popular (and excellent) top program.PRECISE STAT DEFINITIONSidle Idle tracks the amount of time that the process cooperatively reliquished control to the operating system. (Usually via select or poll.)other processes Attempts to estimate the process's non-idle time that the operating system instead gave to other processes. (Actual clock time minus the combined total time spent in idle and in running event handlers.) This stat is an underestimate (lower bound) since the process can also be preemptively interrupted during event processing.lag Lag is the percent over the planned amount of time that the event loop took to complete. ((Actual time - planned time) / planned time)It is unfortunately that more intuitive stats are not available. Benchmarking is a slippery business. If you have ideas for improvements, don't be shy!EXAMPLE: pl/3bork 12:15:18 21 events (6 zombies); load averages: 0.33, 0.32, 0.32 EID PRI STATE RAN TIME CPU TYPE DESCRIPTION P1 0 8 sleep 247 0:09 66.7% sys idle 24 4 sleep 105 0:04 28.1% idle QSGTable sweep 3 4 sleep 15 0:00 2.4% time server status 22 4 sleep 15 0:00 1.8% time QSGTable 12 4 cpu 4 0:00 0.8% time NetServer::Portal::Client localhost 23 4 sleep 15 0:00 0.1% time QSGTable Detail 2 4 sleep 15 0:00 0.0% time Qt 7 4 sleep 8 0:00 0.0% time ObjStore::Serve checkpoint 10 4 sleep 8 0:00 0.0% time SSL items 9 4 sleep 8 0:00 0.0% time SSL service 6 -1 sleep 5 0:00 0.0% time Event::Stats 21 4 zomb 0 0:00 0.0% idle QSGTable sweep 19 4 zomb 0 0:00 0.0% time QSGTable 11 4 sleep 0 0:00 0.0% io NetServer::Portal::Client localhost 8 4 sleep 0 0:00 0.0% io SSL 13 4 zomb 0 0:00 0.0% time QSGTable The three load averages are for the most recent 15 seconds, 1 minute, and 15 minutes, respectively.For efficiency, not all time intervals are available. When you change the time interval, it will be rounded to the closest for which there is data. Requirements: · Perl


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