[Beowulf] IB problem/using IB diagnostics

Prentice Bisbal prentice at ias.edu
Thu Jun 18 13:49:13 EDT 2009


John Hearns wrote:
> Can you log into node36 and run ibstat or ibstatus?
> 

Yes, I can:

[root at node36 ~]# ibstat
CA 'mthca0'
        CA type: MT25208 (MT23108 compat mode)
        Number of ports: 2
        Firmware version: 4.8.917
        Hardware version: 20
        Node GUID: 0x0005ad00001ff970
        System image GUID: 0x0005ad000100d050
        Port 1:
                State: Active
                Physical state: LinkUp
                Rate: 20
                Base lid: 60
                LMC: 0
                SM lid: 1
                Capability mask: 0x02510a68
                Port GUID: 0x0005ad00001ff971
        Port 2:
                State: Down
                Physical state: Polling
                Rate: 10
                Base lid: 0
                LMC: 0
                SM lid: 0
                Capability mask: 0x02510a68
                Port GUID: 0x0005ad00001ff972

[root at node36 ~]# ibstatus
Infiniband device 'mthca0' port 1 status:
        default gid:     fe80:0000:0000:0000:0005:ad00:001f:f971
        base lid:        0x3c
        sm lid:          0x1
        state:           4: ACTIVE
        phys state:      5: LinkUp
        rate:            20 Gb/sec (4X DDR)

Infiniband device 'mthca0' port 2 status:
        default gid:     fe80:0000:0000:0000:0005:ad00:001f:f972
        base lid:        0x0
        sm lid:          0x0
        state:           1: DOWN
        phys state:      2: Polling
        rate:            10 Gb/sec (4X)


--
Prentice
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