This significantly speeds up testing with high connection
workloads (i.e. -P 64) with TCP especially. We already
set async_mode=true all of the time for the bdev/nvme
module, so there's no reason we shouldn't do it in
perf too.
After allocating all of the IO qpairs, busy poll the
poll group, using the new spdk_nvme_poll_group_all_connected()
API to ensure the qpairs are all connected before proceeding
with I/O.
Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: If0c3c944cd5f3d87170a5bbf7d766ac1a4dcef7c
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/17578
Reviewed-by: Shuhei Matsumoto <smatsumoto@nvidia.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
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