Re: [ofa-general] How to establish IB communcation more effectively?

Moni Shoua monis at Voltaire.COM
Tue May 12 02:31:40 PDT 2009


Dotan Barak wrote:
> You can't find such samples in the verbs library; It can be found in
> the rdma cma library, you should search for rping or ucmatose.
> 
> Dotan
> 
> 2009/5/12  <zhouyonghao at ict.ac.cn>:
>> Hi all,
>>    I'm using libibverbs to build a cluster memory pool, and using TCP/IP
>> handshake to exchange memory information and establish the connection
>> before the IB communication. While I found this process costed a lot
>> of time, 100ms in 1GEth LAN, so I want to use the rdma_cm or ib_ucm to
>> handle the establishment. But I dont't find sample code or API
>> document, is there anything I missed?
>>    BTW, how to establish communication in current OFED? Any comparision
>> or suggestion is appreciated, that will help me a lot.
>>
>>
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RPM  of librdmacm also includes detailed man pages (man rdma_cm)




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