Re: [asterisk-users] HPEC performance

2008-11-24 Thread Tzafrir Cohen
On Wed, Nov 19, 2008 at 03:46:35PM -0700, Joseph L. Casale wrote:
 Not trivial but not as voodoo as before:
 
   http://docs.tzafrir.org.il/dahdi-linux/#_oslec
 
 Tzafrir,
 I pulled down linux-2.6.28-rc5.tar.bz2 and followed the doc, now
 when compiling I get the following:
 WARNING: oslec_create 
 [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] undefined!
 WARNING: oslec_free [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] 
 undefined!
 WARNING: oslec_update 
 [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] undefined!

It seems that the hack that I thought that worked didn't actually work.

I think that for the moment just copy the echo directory below dahdi and
fix the Kbuild file. 

-- 
   Tzafrir Cohen
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+972-50-7952406   mailto:[EMAIL PROTECTED]
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Re: [asterisk-users] HPEC performance

2008-11-19 Thread Joseph L. Casale
What you might want to do it try OSLEC

Gordon,
Digium hasn't responded to me with my key to install HPEC after
waiting several days, and tonight I need to get the card installed
as my number port takes place and that location will be w/o phones.

I am using Asterisk 1.6 and DAHDI and from what I see its not
trivial to build OSLEC support into DAHDI, has that changed?

Thanks for the reco!
jlc

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Re: [asterisk-users] HPEC performance

2008-11-19 Thread Tzafrir Cohen
On Wed, Nov 19, 2008 at 12:57:53PM -0700, Joseph L. Casale wrote:
 What you might want to do it try OSLEC
 
 Gordon,
 Digium hasn't responded to me with my key to install HPEC after
 waiting several days, and tonight I need to get the card installed
 as my number port takes place and that location will be w/o phones.
 
 I am using Asterisk 1.6 and DAHDI and from what I see its not
 trivial to build OSLEC support into DAHDI, has that changed?

Not trivial but not as voodoo as before:

  http://docs.tzafrir.org.il/dahdi-linux/#_oslec

-- 
   Tzafrir Cohen
icq#16849755  jabber:[EMAIL PROTECTED]
+972-50-7952406   mailto:[EMAIL PROTECTED]
http://www.xorcom.com  iax:[EMAIL PROTECTED]/tzafrir

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Re: [asterisk-users] HPEC performance

2008-11-19 Thread Joseph L. Casale
Not trivial but not as voodoo as before:

  http://docs.tzafrir.org.il/dahdi-linux/#_oslec

Tzafrir,
Appreciate this pointer, I am intending on setting this up on a CentOS 5 x86
box. The drastically different stock running kernel compared to the files I need
from your doc won't be an issue? Also, in searching the net, I see some issues
where people complain DAHDI is not as stable as Zap, is this true or no longer
the case?

Thank you for all the help!
jlc

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Re: [asterisk-users] HPEC performance

2008-11-19 Thread Joseph L. Casale
Not trivial but not as voodoo as before:

  http://docs.tzafrir.org.il/dahdi-linux/#_oslec

Tzafrir,
I pulled down linux-2.6.28-rc5.tar.bz2 and followed the doc, now
when compiling I get the following:
WARNING: oslec_create [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] 
undefined!
WARNING: oslec_free [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] 
undefined!
WARNING: oslec_update [/.../dahdi-linux/drivers/dahdi/dahdi_echocan_oslec.ko] 
undefined!

Any ideas?
Thanks!
jlc

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Re: [asterisk-users] HPEC performance

2008-11-19 Thread Gordon Henderson
On Wed, 19 Nov 2008, Joseph L. Casale wrote:

 What you might want to do it try OSLEC

 Gordon,
 Digium hasn't responded to me with my key to install HPEC after
 waiting several days, and tonight I need to get the card installed
 as my number port takes place and that location will be w/o phones.

 I am using Asterisk 1.6 and DAHDI and from what I see its not
 trivial to build OSLEC support into DAHDI, has that changed?

I build everything from scratch rather than use supplied packages, so for 
me, I found it relatively easy. I've only ever tried it under 1.2 too, 
although this weekend I'm going to put up my first 1.4 test 
installation...

Gordon

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Re: [asterisk-users] HPEC performance

2008-11-18 Thread Tzafrir Cohen
On Mon, Nov 17, 2008 at 07:11:33PM -0700, Joseph L. Casale wrote:
 Does this make a significant improvement? The box in question I was going to
 try this with has a 4 port TDM card w/ plenty of horsepower, but I do intend
 to later migrate to a Soekris unit running Astlinux and therefore might not 
 have
 the power to run it after. If the difference is significant, I may move to an 
 ITX
 board so I could use a bigger CPU, but only if the hassle is worthwhile.

The first thing you should try is reduce the number of taps. 

But slightly off-topic:

If you want to use OSLEC instead, I lately managed to squeese better 
performance from it using the MMX optimizations:

  http://bugs.digium.com/view.php?id=13500
  
http://sourceforge.net/mailarchive/forum.php?thread_name=20081113215314.GM31838%40xorcom.comforum_name=freetel-oslec

-- 
   Tzafrir Cohen
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+972-50-7952406   mailto:[EMAIL PROTECTED]
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Re: [asterisk-users] HPEC performance

2008-11-18 Thread Gordon Henderson
On Mon, 17 Nov 2008, Joseph L. Casale wrote:

 Does this make a significant improvement? The box in question I was 
 going to try this with has a 4 port TDM card w/ plenty of horsepower, 
 but I do intend to later migrate to a Soekris unit running Astlinux and 
 therefore might not have the power to run it after. If the difference is 
 significant, I may move to an ITX board so I could use a bigger CPU, but 
 only if the hassle is worthwhile.

HPEC did make an improvement in some of my cases, but I found the Digium 
licensing procedure to be a hassle, so switched to OSLEC.

What you might want to do it try OSLEC, and if that performs OK for you, 
then you might consider buying the HPEC licenses - I imagine their 
code/cpu usage might be the same, but then if you try OSLEC and it works 
for you, you might not bother with HPEC...

Gordon

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[asterisk-users] HPEC performance

2008-11-17 Thread Joseph L. Casale
Does this make a significant improvement? The box in question I was going to
try this with has a 4 port TDM card w/ plenty of horsepower, but I do intend
to later migrate to a Soekris unit running Astlinux and therefore might not have
the power to run it after. If the difference is significant, I may move to an 
ITX
board so I could use a bigger CPU, but only if the hassle is worthwhile.

Any opinions appreciated.
jlc

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