***SPAM*** Re: [ofa-general] Need help with Infiniband problem

[Hal Rosenstock]

On Tue, Mar 17, 2009 at 6:04 PM, jeffrey Lang <jrlang at uwyo.edu> wrote:
> Here's the output smpquery portinfo -D 0 as requested below:
>
> [root at h2o01 ~]# smpquery portinfo -D 0
> # Port info: DR path 0 port 0
> Mkey:............................0x0000000000000000
> GidPrefix:.......................0xfe80000000000000
> Lid:.............................0x0003
> SMLid:...........................0x0001
> CapMask:.........................0x2510a68
>                 IsTrapSupported
>                 IsAutomaticMigrationSupported
>                 IsSLMappingSupported
>                 IsLedInfoSupported
>                 IsSystemImageGUIDsupported
>                 IsCommunicatonManagementSupported
>                 IsVendorClassSupported
>                 IsCapabilityMaskNoticeSupported
>                 IsClientRegistrationSupported
> DiagCode:........................0x0000
> MkeyLeasePeriod:.................0
> LocalPort:.......................1
> LinkWidthEnabled:................1X or 4X
> LinkWidthSupported:..............1X or 4X
> LinkWidthActive:.................4X
> LinkSpeedSupported:..............2.5 Gbps
> LinkState:.......................Active
> PhysLinkState:...................LinkUp
> LinkDownDefState:................Polling
> ProtectBits:.....................0
> LMC:.............................0
> LinkSpeedActive:.................2.5 Gbps
> LinkSpeedEnabled:................2.5 Gbps
> NeighborMTU:.....................2048
> SMSL:............................0
> VLCap:...........................VL0-3
> InitType:........................0x00
> VLHighLimit:.....................0
> VLArbHighCap:....................8
> VLArbLowCap:.....................8
> InitReply:.......................0x00
> MtuCap:..........................2048
> VLStallCount:....................7
> HoqLife:.........................0
> OperVLs:.........................VL0-3
> PartEnforceInb:..................0
> PartEnforceOutb:.................0
> FilterRawInb:....................0
> FilterRawOutb:...................0
> MkeyViolations:..................0
> PkeyViolations:..................0
> QkeyViolations:..................0
> GuidCap:.........................32
> ClientReregister:................0
> SubnetTimeout:...................17
> RespTimeVal:.....................16
> LocalPhysErr:....................15
> OverrunErr:......................15
> MaxCreditHint:...................0
> RoundTrip:.......................0

Looks fine.

> I did some checking, and It's not just this node having problems, all nodes
> seem to be having this same problem.

Would you also run ibchecknet ?

What error messages are on the SM side ?

-- Hal

> jeff
>
>
> Hal Rosenstock wrote:
>
> 2009/3/17 jeffrey Lang <jrlang at uwyo.edu>:
>
>
> First let me say, I hope this is the right list for this email, if not
> please forgive me.
> I have a small 16 node compute cluster.    The university where I work at
> recently opened a new Datacenter.  My cluster was moved from the old
> Datacenter.   Before the move the inifiniband was working properly, after
> the move the ipoib has stopped working.
> The cluster runs Centos 4 with all the latest updates and the Centos
> distributed OFED code.   My plan was to update the OFED code once things had
> restablized.
> For the move, I shutdown the cluster, removed the inifiniband cables and the
> cluster was moved.   I then reinstalled the infiniband cables (not in the
> same order before the move) and brought every thing back up.
> When i brought the cluster back up the ipoib would not work.  The only
> message in the log file is "Mar 15 04:04:32 h2o01 kernel: ib0: multicast
> join failed for ff12:401b:ffff:0000:0000:0000:ffff:ffff, status -22".
>
>
> I think that there may be a rate issue in terms of this node relative
> to the IPoIB broadcast group which by default is 10 Gbps (4x SDR).
> What does this node's portinfo show (smpquery portinfo -D 0) in terms
> of link width and speed ?
> -- Hal
>
>
> The master node can see all the systems:
> [root at h2o01 log]# ibnodes
> Ca    : 0x00066a0098007e99 ports 1 "h2o17 HCA-1"
> Ca    : 0x00066a0098007e9b ports 1 "h2o18 HCA-1"
> Ca    : 0x00066a0098007e97 ports 1 "h2o16 HCA-1"
> Ca    : 0x00066a0098007e8c ports 1 "h2o15 HCA-1"
> Ca    : 0x00066a0098007e94 ports 1 "h2o14 HCA-1"
> Ca    : 0x00066a0098007e93 ports 1 "h2o13 HCA-1"
> Ca    : 0x00066a0098007e8e ports 1 "h2o12 HCA-1"
> Ca    : 0x00066a0098007e90 ports 1 "h2o11 HCA-1"
> Ca    : 0x00066a0098007e98 ports 1 "h2o10 HCA-1"
> Ca    : 0x00066a0098007e95 ports 1 "h2o09 HCA-1"
> Ca    : 0x00066a0098007e8f ports 1 "h2o08 HCA-1"
> Ca    : 0x00066a0098007e92 ports 1 "h2o07 HCA-1"
> Ca    : 0x00066a0098007e8d ports 1 "h2o06 HCA-1"
> Ca    : 0x00066a0098007e91 ports 1 "h2o05 HCA-1"
> Ca    : 0x00066a0098007e96 ports 1 "h2ocfs HCA-1"
> Ca    : 0x00066a0098007e9c ports 1 "h2o01 HCA-1"
> Switch    : 0x00066a00d8000593 ports 24 "SilverStorm 9024
> GUID=0x00066a00d8000593" enhanced port 0 lid 1 lmc 0
> I've reset the sm on the switch, but nothing seems to work.
> Any ideas of where to look for whats causing the problem?
> jeff
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