Re: error on subcontainer '' insert (-1)

On 10/30/06, Robert Story <[email protected]> wrote:
> On Mon, 30 Oct 2006 14:05:33 -0500 Hai wrote:
> HW(> > HW(> The error comes from the CONTAINER_INSERT call in
> HW(> > HW(> netsnmp_ioctl_ipaddress_container_load_v4
> HW(> > HW(>
> HW(> > HW(> It only happened to the interfaces which have the same IP address,
> HW(> > HW(> it does not make sense  to have the same IP on two ethernet
> HW(> > HW(> interfaces,
>
> This is the source of the problem. The indexes for this table are
> ipAddressAddrType and ipAddressAddr. That means that an ipAddress on
> multiple interfaces will not have a unique index.
>
> So, to deal with this, you would have to add support for the ipv4z InetAddress
> type. This adds an extra 2 bytes to an ipv4 InetAddress, for the 'zone.' Then
> you would have to make sure that the zone portion is consistently set to the
> same value.
>
> I haven't checked, but this might (probably will) require updates throughout
> the code to deal with an ip address that is not 4 bytes long.
>

HAI: I will look into it, thank u for the detail.

> HW(> > Because it is periodically polling the data internally.
> HW(>
> HW(> It is a problem for my system, my system has up to 6000 PPPOE/PPPOA
> HW(> sessions, its periodical queries consumed all my CPU powers.
>
> You could change the code so that the container is only loaded when required to
> satisfy a request. This means that the ipAddressLastChanged object won't be
> reliable in any sense of the word. I'm not sure how this might affect the
> if*Table modules either...

HAI: It may not resolve the CPU surge completely since the CPU
processe are intensive upon the each-round query.

Any thoughts?



>

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