[Xastir] [Bug 454740] Re: xastir consumes CPU time in X11 socket I/O

Curt, WE7U archer at eskimo.com
Tue Jan 5 15:30:24 EST 2010


On Tue, 5 Jan 2010, David Aitcheson wrote:

> FYI to group.
>
> Kamal, keep us in the loop.
>
> Dave - KB3EFS
>
> On Tue, Jan 5, 2010 at 2:32 PM, Kamal Mostafa <kamal at whence.com> wrote:
>
>> kjotte at zarya:~$ apt-cache policy xastir
>> xastir:
>>  Installed: 1.9.4-3
>>  Candidate: 1.9.4-3
>>  Version table:
>>  *** 1.9.4-3 0
>>        500 http://archive.linux.duke.edu jaunty/universe Packages
>>        100 /var/lib/dpkg/status
>>
>> After upgrading from Intrepid (xastir 1.9.2) to Jaunty I noticed my CPU was
>> running at a constant ~10%.  Running an strace revealed there was quite a
>> bit time spent timing out of polls on the X11 socket fd.  I tried setting
>> the DISPLAY to use TCP instead of UNIX sockets, but the high poll activity
>> still occurred.

With a Firenet non-filtered full feed on this machine and latest CVS
Xastir I'm seeing 1% CPU usage from Xastir.  This is using "top" set
to do 30-second updates.  Firenet is the fastest feed I can hook up
to.  OpenSuSE-11.1 64-bit Linux.

-- 
Curt, WE7U.                         <http://www.eskimo.com/~archer>
    APRS:  Where it's at!                    <http://www.xastir.org>
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Windows:  Microsoft's tax on computer illiterates. - WE7U.
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