[openib-general] Solaris IPoIB MTU with OpenSM

[Hal Rosenstock]

On Tue, 2005-02-22 at 22:56, Nitin Hande wrote:
> So I tried the latest patches and preliminarily things seem to be
> working fine. 

Yipee.

> The PathRecord response is successful and so is the MTU
> correct. I need to spend some more time looking at MAD and confirm it. I
> could configure both interfaces and ping each other this time. Here is
> some out on the solaris side:
> 
> [root at dongon ~]# ifconfig -a
> lo0: flags=2001000849<UP,LOOPBACK,RUNNING,MULTICAST,IPv4,VIRTUAL> mtu
> 8232 index 1
>         inet 127.0.0.1 netmask ff000000 
> ibd0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 2044 index
> 28
>         inet 192.168.100.105 netmask ffffff00 broadcast 192.168.100.255
>         ipib 0:2c:0:16:fe:80:0:0:0:0:0:0:0:2:c9:1:9:76:51:d1 
> .....
> [root at dongon ~]# ping -s 192.168.100.104
> PING 192.168.100.104: 56 data bytes
> 64 bytes from 192.168.100.104: icmp_seq=0. time=0.590 ms
> 64 bytes from 192.168.100.104: icmp_seq=1. time=0.434 ms
> 64 bytes from 192.168.100.104: icmp_seq=2. time=0.365 ms
> 
> the other side is a openib interface runing OpenSM.
> 
> So after this test above, I try to run snoop on the solaris interface
> and get the following error message from the layer below IPoIB:
> 
> Feb 22 19:50:25 dongon.SFBay.Sun.COM ibd: [ID 517869 kern.info] NOTICE:
> ibd0: HCA GUID 0002c901097651d0 port 1 PKEY ffff Could not get list of
> IBA multicast groups
> 
> My preliminary assumption is that OpenSm is not returning the list of
> multicast groups that the ibd interface has joined. I will look at the
> MAD's tomorrow and try to ascertain that.

How does S10 request this ? Remember that if it is a GetTable and
doesn't fit in a single MAD, it will be broken now. If that is the case,
we will live with this until we have real RMPP.

-- Hal