Commit d9687a60 authored by Karol Latecki's avatar Karol Latecki Committed by Jim Harris
Browse files

scripts/nvmf_perf: set CQ entires for SPDK transport layer 



Allow adjusting number of CQ entries for SPDK
transport layer.

When testing with RDMA iWARP protocol it is
neccessary to adjust the number of CQ entries
manually as iWARP does not support CQ resize.

Signed-off-by: default avatarKarol Latecki <karol.latecki@intel.com>
Change-Id: I03c1a3f20fa64a90995428e693c57b48b0a06bcb
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/16509


Reviewed-by: default avatarAleksey Marchuk <alexeymar@nvidia.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent acc2fcd8

scripts/perf/nvmf/README.md

+2 −0
Original line number Diff line number Diff line
@@ -165,6 +165,8 @@ Optional, SPDK Target only: 
- max_queue_depth - int, max number of outstanding I/O per queue. Default: 128.

- dif_insert_strip - bool. Only for TCP transport. Enable DIF option when

  creating transport layer. Default: false.

- num_cqe - int, number of completion queue entries. See doc/json_rpc.md

  "nvmf_create_transport" section. Default: 4096.

- null_block_dif_type - int, 0-3. Level of DIF type to use when creating

  null block bdev. Default: 0.

- enable_dpdk_memory - bool. Wait for a fio ramp_time to finish and

scripts/perf/nvmf/run_nvmf.py

+5 −1
Original line number Diff line number Diff line
@@ -1084,6 +1084,7 @@ class SPDKTarget(Target): 
        self.scheduler_core_limit = None

        self.iobuf_small_pool_count = 16383

        self.iobuf_large_pool_count = 2047

        self.num_cqe = 4096



        if "num_shared_buffers" in target_config:

            self.num_shared_buffers = target_config["num_shared_buffers"]
@@ -1103,6 +1104,8 @@ class SPDKTarget(Target): 
            self.iobuf_small_pool_count = target_config["iobuf_small_pool_count"]

        if "iobuf_large_pool_count" in target_config:

            self.iobuf_large_pool_count = target_config["iobuf_large_pool_count"]

        if "num_cqe" in target_config:

            self.num_cqe = target_config["num_cqe"]



        self.log.info("====DSA settings:====")

        self.log.info("DSA enabled: %s" % (self.enable_dsa))
@@ -1157,7 +1160,8 @@ class SPDKTarget(Target): 
            "num_shared_buffers": self.num_shared_buffers,

            "max_queue_depth": self.max_queue_depth,

            "dif_insert_or_strip": self.dif_insert_strip,

            "sock_priority": self.adq_priority

            "sock_priority": self.adq_priority,

            "num_cqe": self.num_cqe

        }



        if self.enable_adq: