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Server Configuration

Posted:
Mon Mar 26, 2007 11:08 am
by dev_4901
Hi,
The current configuration that I have here at my setup is :
a) x206 IBM 3.0GHz HT, 1 GB RAM - Vici server
b) PIV 2.4GHz , 1 GB RAM - MySQL server
c) Vicidial v2.0
d) Asterisk v1.2.14
e) Using g729 compression
f) No. of Agents - 15
g) Recording all calls but not mixing them, mixing is done during startup of the Vici server.
Now when the mentioned number of agents log in, the loadavg is nearly 70%(sometimes peaks to 85%).
If I want about 10 more agents to log in, can just increasing the RAM to 2 GB on my Vici server be enough?
Plz suggest.
Dev

Posted:
Mon Mar 26, 2007 2:16 pm
by gerski
try to change the g729 codec to gsm codec.
g729 uses high cpu load.

Posted:
Mon Mar 26, 2007 2:47 pm
by dev_4901
I know that, but cannot help it. My VoIP provider supports only g729 must be bcoz of bandwidth constraints.
Dev

Posted:
Mon Mar 26, 2007 3:50 pm
by enjay
What is your dial level? RAM will definately help however you will probably be better off trying to get a Dual-Core style server.
-Art

Posted:
Mon Mar 26, 2007 4:14 pm
by dev_4901
I use adaptive method only, maximum level being 3.0
The dual-core would certainly help but I'm currently not in a position to get a dual-core or Xeon based processor. Plus it would mean change of the mbd as well, which might result in me compiling the kernel again.

Posted:
Mon Mar 26, 2007 5:23 pm
by hcobb
Add this Digs-into-your-wallet card and the G729 won't tax the Intel inside your machine anymore.
http://www.digium.com/en/products/hardware/tc400b.php

Posted:
Sat May 26, 2007 12:57 pm
by dev_4901
The ever confusing question has risen again...........
I plan to buy a Quad-Core 1.86GHz machine with 2 GB RAM and Hot Plug SAS. I can increase the RAM in case the number of agents increase.
The questions that I have are:
1. How many agents can this machine take? (Using g729 compression here)
2. Does the current kernel version 2.6.17.11 support SAS drives? If yes what all components do I have to include while building the new kernel?
Plz advice.
Dev

Posted:
Sun May 27, 2007 12:40 pm
by gardo
just to give you an idea, this is my current setup:
(asterisk/vicidial I)
amd x2 4600
2 gig ram
80 gig sata hd
g729 codec
full recording
(asterisk/vicidial II)
amd x2 4600
2 gig ram
80 gig sata hd
g729 codec
full recording
(mysql/apache)
amd x2 4600
4 gig ram
80 gig sata
this setup handles 40 agents (20 per asterisk - even 25) w/ dial level up to 2.5 or sometimes 3.
im using centos 64bit version w/ the default kernel.