[cisco-voip] axl update requests limit

[Tim Smith]

That is definitely interesting... so it is definitely worth bench marking
your own apps to guage the effect...

Is that ccm.exe on the subs in the cluster? So they were affected by an
update on the pub?

Cheers,

Tim

2008/7/15 Wes Sisk <wsisk at cisco.com>:

>  it also depends on the type of updates you are making. here is an example
> from a recent TAC case:
>
> While investigating ccm.exe cpu consumption issues watch out for this SDL
> signal:
>
> 000168681| 08/06/19 08:52:38.806| 001| SdlSig    |
> DbChangeDefaultsReq                   | initialized                   |
> Db(1,100,29,1)                  | SSAPIManager(1,100,115,1)       |
> (1,100,115,1).3110-(*:*)                | [T:DBP - HP: 0, NP: 0, LP: 0, VLP:
> 0, LZP: 0 DBP: 0]
>
> On my lab 4.1(3) server I have an MRGL used by 2 phones, 1 gateway, and 1
> device pool.  Updating that MRGL (note, just update, not reset) spikes
> ccm.exe CPU to over 60%.
>
> Generally avoid updates to MRGL during the day.  This is similar to
> CSCee14224, but that is only for voice mail profiles.
>
> /Wes
>
> Mordechai wrote:
>
>  We have the 7845 dedicated publisher with lots of RAM, ver 5.1.3. I
> expect around 800 writes for each change window. Not a big deal but I was
> hoping to get the sense of the upper limit just in case I have to schedule
> more elaborate updates in the future.
>
>
>
> As far as the change window this is a large bank and the change process is
> very strict. Nothing gets touched w/o a plan and a change record. It's a
> pain but I totally justify the approach.
>
>
>
> Mord
>
>
>  ------------------------------
>
> *From:* smithsonianwa at gmail.com [mailto:smithsonianwa at gmail.com<smithsonianwa at gmail.com>]
> *On Behalf Of *Tim Smith
> *Sent:* Tuesday, July 15, 2008 11:35 AM
> *To:* Mordechai
> *Cc:* cisco-voip at puck.nether.net
> *Subject:* Re: [cisco-voip] axl update requests limit
>
>
>
> You really have to test this against what you have...
>
> i.e. Newest 7845 with max memory..?, dedicated publisher, what version of
> CCM, are you doing lots of writes?
>
> If you have a dedicated pub, an AXL app cant really impact your call
> processing.
>
>
>
> In 4.x I have found AXL much less intrusive than BAT so far..
>
> BAT still pegs both CPU's for adding 50 phones.. :)
>
>
>
> I like the change window concept though, max it out and do bulk ops
> overnight...
>
>
>
> Cheers,
>
>
>
> Tim
>
>
>
>
>
> On 7/15/08, *Mordechai* <m.rabinovich at nves.ca> wrote:
>
> Hello,
>
>
>
> I think there were some discussions around what is a safe limit for update
> queries but I don't remember seeing an official Cisco upper limit.
>
>
>
> I am thinking of going with 50 per minute for normal daily operations and
> 100 for rollouts during change windows.
>
>
>
> Thoughts?
>
>
>
> Mord
>
>
>
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