[Asterisk-Users] Lowering Server Load

[Henri Herscher]

One thing you could possibly do is to offset recording to another
machine using http://www.oreka.org if you are able to SPAN the
traffic.

Cheers
Henri

On 02/03/06, Matt Roth <mroth at imminc.com> wrote:
>  All,
>
>  Just a quick update on our progress with the RAM disk solution for
> digitally recording large numbers of calls via Monitor.  We are currently
> recording approximately 80 - 100 concurrent calls to the PCM format on our
> production server.  We also have over 220 dynamic agents logged into 10
> queues handling calls across 4 offices (1 local, 3 remote).  All of our
> calls are SIP to SIP (a Cisco AS5400 terminates our Ts) using the u-Law
> codec and we do no transcoding or DSP on the Asterisk box.  Yesterday, a
> total of over 8300 calls were handled.  The box is running roughly 77% - 80%
> idle.
>
>  As we add more clients to the box, I'll update the list with the results.
>
>  For more details of our setup see here
> <http://thread.gmane.org/gmane.comp.telephony.pbx.asterisk.user/118497>
> and here
> <http://lists.digium.com/pipermail/asterisk-users/2005-October/127919.html>.
>
>  Matthew Roth
>  InterMedia Marketing Solutions
>  Software Engineer and Systems Developer
>
>
>  Ron McCarthy wrote:
> Also, SATA on a onboard SATA card will eat more CPU then a SCSI system. Are
> you running software RAID by chance with your SATA? SCSI or SCSI Raid will
> not each CPU near as much since the HBA does all the work and does tie up
> the CPU with all its I/O's. We have successfulyl recorded 5+ calls at a time
> via dual xeon 3.0 with 10K SCSI drives in RAID-5 with no issuses running
> about 30 PRI channels and anywhere from 50-75 SIP channels, all with g729
> encoding.
>
>  Hope this helps!
>  Ron
>
>
> On 3/2/06, Anton Krall <akrall-lists at intruder.com.mx> wrote:
> > Yep, I tried it and indeed, it lowers cpu usage, so I switched from wav to
> > gsm format and Im thinking about doing the ramdisk solution for
> recording...
> > Sounds like a good move?
>
>
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