[openib-general] Re: [uDAPL] who should update the file /etc/dat.conf?

[James Lentini]

On Mon, 10 Apr 2006, Dotan Barak wrote:

> Hi.
>  
> In the gen2 driver, in the dapl folder the file dat.conf can be found.
> Here is the context of this file:
>  
> #
> # DAT 1.2 configuration file
> #
> # Each entry should have the following fields:
> #
> # <ia_name> <api_version> <threadsafety> <default> <lib_path> \
> #           <provider_version> <ia_params> <platform_params>
> #
> # Example for openib_cma and openib_scm
> #
> # For cma version you specify <ia_params> as:
> #       network address, network hostname, or netdev name and 0 for port
> #
> # For scm version you specify <ia_params> as actual device name and port
> #
> # Simple (OpenIB-cma) default with netdev name provided first on list
> # to enable use of same dat.conf version on all nodes
> #
> OpenIB-cma u1.2 nonthreadsafe default /usr/local//lib64/libdaplcma.so
> mv_dapl.1.2 "ib0 0" ""
> OpenIB-cma-ip u1.2 nonthreadsafe default /usr/local//lib64/libdaplcma.so
> mv_dapl.1.2 "192.168.0.22 0" ""
> OpenIB-cma-name u1.2 nonthreadsafe default
> /usr/local//lib64/libdaplcma.so mv_dapl.1.2 "svr1-ib0 0" ""
> OpenIB-cma-netdev u1.2 nonthreadsafe default
> /usr/local//lib64/libdaplcma.so mv_dapl.1.2 "ib0 0" ""
> OpenIB-scm1 u1.2 nonthreadsafe default /usr/local//lib64/libdaplscm.so
> mv_dapl.1.2 "mthca0 1" ""
> OpenIB-scm2 u1.2 nonthreadsafe default /usr/local//lib64/libdaplscm.so
> mv_dapl.1.2 "mthca0 2" ""


Where are you looking? The sample at 

https://openib.org/svn/gen2/trunk/src/userspace/dapl/doc/dat.conf

doesn't point to 64-bit libraries.

> who is responsible to change this file with valid data?

The system administrator is supposed to edit this file with the 
correct values.

> for example:
>     local IPs
>     local HCAs and valid port numbers
>     
>  
> what is the meaning of the first word in each line (DAPL_PROVIDER?)?

The ia_name field (e.g. OpenIB-cma)? This is the name that the system 
administrator wishes the provider to use for it's IA.