It's the magical Celeron chip.
-------------------------------------------------- Salvatore Giudice [EMAIL PROTECTED] VoIP Security Training, LLC http://VoIPSecurityTraining.com 848 N. Rainbow Blvd. #1676 Las Vegas, NV 89107 Phone: (617) 959-7625 Fax: (214) 279-2906 From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Al Sent: Friday, May 04, 2007 3:08 AM To: [email protected] Subject: [asterisk-users] Asterisk Codec Translation Table Hello list, I have always though codec translation table is dircetly connected to system speed, utill i came across this: in my lab, i have 2 boxes, First box is an Intel Celeron 1.7 GHZ with 256M RAM: show translation Translation times between formats (in milliseconds) for one second of data Source Format (Rows) Destination Format (Columns) g723 gsm ulaw alaw g726aal2 adpcm slin lpc10 g729 speex ilbc g726 g722 gsm - - 2 2 3 2 1 9 - - 25 3 - ulaw - 6 - 1 3 2 1 9 - - 25 3 - ilbc - 10 6 6 7 6 5 13 - - - 7 - g726 - 7 3 3 1 3 2 10 - - 26 - - Second server is Dual Xeon 2Gh 1G RAM show translation Translation times between formats (in milliseconds) for one second of data Source Format (Rows) Destination Format (Columns) g723 gsm ulaw alaw g726aal2 adpcm slin lpc10 g729 speex ilbc g726 g72 gsm - - 4 4 6 4 3 28 - - 25 5 - ulaw - 7 - 1 4 2 1 26 - - 23 3 - ilbc - 9 4 4 6 4 3 28 - - - 5 - g726 - 7 2 2 1 2 1 26 - - 23 - - Here is the fun part, box1 is faster in converting ulaw to gsm! Is this table accurate? Does it mean asterisk is not handeling multiple cpus very good? both boxes running asterisk 1.4.4
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