de467ec91d
This will enable us to create a helper applciation to print memory statistics for a given SPDK application. Change-Id: I0ad5a8163166a5d67d9a5533303ec0858297ba6b Signed-off-by: Seth Howell <seth.howell@intel.com> Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/477511 Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com> Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com> Community-CI: SPDK CI Jenkins <sys_sgci@intel.com> Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
69 lines
2.8 KiB
C
69 lines
2.8 KiB
C
/*-
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright (c) Intel Corporation. All rights reserved.
|
|
* Copyright (c) 2019 Mellanox Technologies LTD. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name of Intel Corporation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "spdk/stdinc.h"
|
|
#include "spdk/rpc.h"
|
|
#include "spdk/env_dpdk.h"
|
|
#include "spdk_internal/log.h"
|
|
|
|
static void
|
|
spdk_rpc_env_dpdk_get_mem_stats(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
FILE *file = NULL;
|
|
struct spdk_json_write_ctx *w;
|
|
char default_filename[] = "/tmp/spdk_mem_dump.txt";
|
|
|
|
if (params != NULL) {
|
|
SPDK_ERRLOG("spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
"env_dpdk_get_mem_stats doesn't accept any parameters.\n");
|
|
}
|
|
|
|
file = fopen(default_filename, "w");
|
|
if (!file) {
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"Unable to open file for writing.\n");
|
|
return;
|
|
}
|
|
|
|
spdk_env_dpdk_dump_mem_stats(file);
|
|
fclose(file);
|
|
w = spdk_jsonrpc_begin_result(request);
|
|
spdk_json_write_object_begin(w);
|
|
spdk_json_write_named_string(w, "filename", default_filename);
|
|
spdk_json_write_object_end(w);
|
|
spdk_jsonrpc_end_result(request, w);
|
|
}
|
|
SPDK_RPC_REGISTER("env_dpdk_get_mem_stats", spdk_rpc_env_dpdk_get_mem_stats, SPDK_RPC_RUNTIME)
|