[Xastir] Xastir Digest, Vol 255, Issue 1

[mgmadden]

On 19/04/16 04:30, xastir-request at lists.xastir.org wrote:
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> Today's Topics:
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>    1. Raspberry PI B, Rasbian Jessie, and Xastir = 100% cpu (davidf4)
>    2. Re: Raspberry PI B, Rasbian Jessie, and Xastir = 100% cpu
>       (Ken Koster)
>    3. Re: Raspberry PI B, Rasbian Jessie, and Xastir = 100% cpu
>       (davidf4)
>    4. HowTo (Lasse)
>    5. Re: HowTo (Curt Mills)
>    6. Re: HowTo (Fred Erickson)
>    7. Re: HowTo (Lasse)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sun, 17 Apr 2016 20:27:36 -0700
> From: "davidf4" <davidf4 at mindspring.com>
> To: "'Xastir - APRS client software discussion'"
> 	<xastir at lists.xastir.org>
> Subject: [Xastir] Raspberry PI B, Rasbian Jessie, and Xastir = 100%
> 	cpu
> Message-ID: <005d01d19922$42334890$c699d9b0$@com>
>
> Well..I've given up on having Xastir running on my poor little PI B...even
> with the very latest CVS patches it goes into 100% CPU use trying to display
> just Western Wa...in fact, the preliminary patch from Ken worked better than
> the latest one...
>
> I'm guessing that the latest updates to the Borg that is SystemD and some of
> the font patches along with Xastir just isn't a good mix..
>
> So I'm resurrecting an old Dell 7000 (Pent I, 366 Mhz with just over 300 G
> RAM) using Gentoo so I can avoid SystemD...that should give me an always-on
> system that doesn't generate too much heat for a home Xastir display..
>
> Dave
> KD7MYC
>
>
>
>
>
> ------------------------------
>
> Message: 2
> Date: Sun, 17 Apr 2016 21:40:43 -0700
> From: Ken Koster <n7ipb at wetnet.net>
> To: xastir at lists.xastir.org, davidf4 at mindspring.com
> Subject: Re: [Xastir] Raspberry PI B, Rasbian Jessie, and Xastir =
> 	100% cpu
> Message-ID: <1843858.30rUdsNPIm at wetnet.net>
> Content-Type: text/plain; charset="us-ascii"
>
> On Sunday, April 17, 2016 8:27:36 PM PDT davidf4 wrote:
>> Well..I've given up on having Xastir running on my poor little PI B...even
>> with the very latest CVS patches it goes into 100% CPU use trying to display
>> just Western Wa...in fact, the preliminary patch from Ken worked better
>> than the latest one...
> David,
> Does it use 100% even if only a few stations are displayed?   There are a few 
> more calculations being done with the font changes but it should depend on the 
> number of actual items being displayed.
>
> There was one other change that comes to mind that may increase the load, but 
> Curt submitted it some time before my changes.  That was a change to refresh 
> the screen more often.   We didn't notice any increase in load but then again 
> it wasn't being tested on a PiB either.  I don't have a PiB to test with 
> anymore or I'd give it a try and the Pi2 is so much better it wouldn't tell us 
> much.
>
> If you like I can send you a file without the refresh changes to try.  I'm 
> more suspicious of that change than the font ones, simply due to the fact the 
> font stuff should be dependent on number of text objects displayed,  but the 
> refresh change involves the whole screen.
>  
>> I'm guessing that the latest updates to the Borg that is SystemD and some of
>> the font patches along with Xastir just isn't a good mix..
>>
>> So I'm resurrecting an old Dell 7000 (Pent I, 366 Mhz with just over 300 G
>> RAM) using Gentoo so I can avoid SystemD...that should give me an always-on
>> system that doesn't generate too much heat for a home Xastir display..
>>
>> Dave
>> KD7MYC
>>
>>
>>
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> you did run the bootstrap script ?????