2009-02-17 21:04:08 +00:00
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/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2009, Digium, Inc.
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*
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* Russell Bryant <russell@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief ast_sched performance test module
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*
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* \author Russell Bryant <russell@digium.com>
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*/
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#include "asterisk.h"
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2009-02-17 22:02:42 +00:00
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#include <inttypes.h>
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2009-02-17 21:04:08 +00:00
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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#include "asterisk/module.h"
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#include "asterisk/cli.h"
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#include "asterisk/utils.h"
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#include "asterisk/sched.h"
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static int sched_cb(const void *data)
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{
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return 0;
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}
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static char *handle_cli_sched_test(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
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{
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struct sched_context *con;
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struct timeval start;
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unsigned int num, i;
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int *sched_ids = NULL;
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switch (cmd) {
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case CLI_INIT:
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e->command = "sched test";
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e->usage = ""
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"Usage: sched test <num>\n"
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"";
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return NULL;
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case CLI_GENERATE:
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return NULL;
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}
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if (a->argc != e->args + 1) {
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return CLI_SHOWUSAGE;
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}
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if (sscanf(a->argv[e->args], "%u", &num) != 1) {
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return CLI_SHOWUSAGE;
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}
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if (!(con = sched_context_create())) {
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ast_cli(a->fd, "Test failed - could not create scheduler context\n");
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return CLI_FAILURE;
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}
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if (!(sched_ids = ast_malloc(sizeof(*sched_ids) * num))) {
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ast_cli(a->fd, "Test failed - memory allocation failure\n");
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goto return_cleanup;
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}
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ast_cli(a->fd, "Testing ast_sched_add() performance - timing how long it takes "
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"to add %u entries at random time intervals from 0 to 60 seconds\n", num);
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start = ast_tvnow();
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for (i = 0; i < num; i++) {
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int when = abs(ast_random()) % 60000;
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if ((sched_ids[i] = ast_sched_add(con, when, sched_cb, NULL)) == -1) {
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ast_cli(a->fd, "Test failed - sched_add returned -1\n");
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goto return_cleanup;
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}
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}
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2009-02-17 22:02:42 +00:00
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ast_cli(a->fd, "Test complete - %" PRIi64 " us\n", ast_tvdiff_us(ast_tvnow(), start));
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2009-02-17 21:04:08 +00:00
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ast_cli(a->fd, "Testing ast_sched_del() performance - timing how long it takes "
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"to delete %u entries with random time intervals from 0 to 60 seconds\n", num);
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start = ast_tvnow();
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for (i = 0; i < num; i++) {
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if (ast_sched_del(con, sched_ids[i]) == -1) {
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ast_cli(a->fd, "Test failed - sched_del returned -1\n");
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goto return_cleanup;
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}
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}
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2009-02-17 22:02:42 +00:00
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ast_cli(a->fd, "Test complete - %" PRIi64 " us\n", ast_tvdiff_us(ast_tvnow(), start));
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2009-02-17 21:04:08 +00:00
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return_cleanup:
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sched_context_destroy(con);
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if (sched_ids) {
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ast_free(sched_ids);
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}
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return CLI_SUCCESS;
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}
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static struct ast_cli_entry cli_sched[] = {
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AST_CLI_DEFINE(handle_cli_sched_test, "Test ast_sched add/del performance"),
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};
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static int unload_module(void)
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{
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ast_cli_unregister_multiple(cli_sched, ARRAY_LEN(cli_sched));
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return 0;
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}
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static int load_module(void)
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{
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ast_cli_register_multiple(cli_sched, ARRAY_LEN(cli_sched));
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return AST_MODULE_LOAD_SUCCESS;
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "ast_sched performance test module");
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