[stgt] iser Issue, cannot allocate memory

John Francis john at recompute.com.au
Tue Jul 23 03:31:33 CEST 2013


I have an iser target configured. When I try to log in to that target
from another machine, it doesn't work, and the following appears in

10:54:33 stor1 tgtd: iser_device_init(3204) iser_init_rdma_buf_pool failed
10:54:37 stor1 tgtd: iser_init_rdma_buf_pool(589) ibv_reg_mr failed,
Cannot allocate memory

I've tried fiddling with various limits but to no avail. I'm
struggling to figure out if the memory limit being hit is card related
of host related.

Using some Mellonox cards with ib_mthca module. IPoIB seems to be
working fine. It should be noted that this error occurs on initial log
in to the target.

Kind regards,

John Francis

6/38 Canterbury Rd Bankstown NSW 2200
T: (02) 9709 5775 ext 9150

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