Hi,
When u test clusters via OSCAR WIZARD , all of test became successfull?!
Did u test other MPIs too?!
On Thu, Nov 20, 2008 at 1:41 PM, Michael Oevermann <
[EMAIL PROTECTED]> wrote:
> Hi all,
> I have "inherited" a small cluster with a head node and four compute
> nodes which
> I have to administer. The nodes are connected via infiniband (OFED). When
> I
> do a
>
> cexec :1-4 ibstatus
>
> I get someinformation indicating that the infiniband is sort of available:
>
> ************************* oscar_cluster *************************
> --------- n01---------
> Infiniband device 'mthca0' port 1 status:
> default gid: fe80:0000:0000:0000:0002:c902:0025:930d
> base lid: 0x1
> sm lid: 0x1
> state: 4: ACTIVE
> phys state: 5: LinkUp
> rate: 10 Gb/sec (4X)
>
> --------- n02---------
> Infiniband device 'mthca0' port 1 status:
> default gid: fe80:0000:0000:0000:0002:c902:0025:931d
> base lid: 0x3
> sm lid: 0x1
> state: 4: ACTIVE
> phys state: 5: LinkUp
> rate: 10 Gb/sec (4X)
>
> --------- n03---------
> default gid: fe80:0000:0000:0000:0002:c902:0025:9321
> base lid: 0x5
> sm lid: 0x1
> state: 4: ACTIVE
> phys state: 5: LinkUp
> rate: 10 Gb/sec (4X)
>
> --------- n04---------
> Infiniband device 'mthca0' port 1 status:
> default gid: fe80:0000:0000:0000:0002:c902:0025:9201
> base lid: 0x2
> sm lid: 0x1
> state: 4: ACTIVE
> phys state: 5: LinkUp
> rate: 10 Gb/sec (4X)
>
>
>
>
> However, when I start runing an mpi job I get the following message
> indicating that the infiniband is not working (I am definitely using the
> mpi-libs compiled with infiniband support):
>
> [0,1,0]: uDAPL on host n01 was unable to find any NICs.
> Another transport will be used instead, although this may result in
> lower performance.
> --------------------------------------------------------------------------
> --------------------------------------------------------------------------
> [0,1,2]: uDAPL on host n01 was unable to find any NICs.
> Another transport will be used instead, although this may result in
> lower performance.
> --------------------------------------------------------------------------
> --------------------------------------------------------------------------
> [0,1,3]: uDAPL on host n02 was unable to find any NICs.
> Another transport will be used instead, although this may result in
> lower performance.
> --------------------------------------------------------------------------
> --------------------------------------------------------------------------
> [0,1,1]: uDAPL on host n02 was unable to find any NICs.
> Another transport will be used instead, although this may result in
> lower performance.
> --------------------------------------------------------------------------
>
> I am a complete novice in the infiniband area, so can anybody give me
> some advise
> what's going wrong here and how to get the jobs running with infiniband?
>
>
> Thanks for any help
>
> Michael
>
>
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A.Nazemian
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