[Lustre-discuss] o2iblnd no resources

Kilian CAVALOTTI kilian at stanford.edu
Sat Feb 2 14:11:41 PST 2008


Hi Liang, 

On Friday 01 February 2008 23:39:09 you wrote:
> I think it's because o2iblnd uses fragmented RDMA by default(Max to
> 256), so we have to set max_send_wr as (concurrent_send * (256 + 1))
> while creating QP by rdma_create_qp(), it takes a lot of resource and
> can make a busy server out of memory sometime.

By the way, is there a way to free some of this memory to resolve the 
problem temporarily, without having to restart the OSS?

Thanks,
-- 
Kilian 



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