-/*
- * memslap - memslap
+/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
+ *
+ * Libmemcached library
*
- * (c) Copyright 2009, Schooner Information Technology, Inc.
- * All rights reserved.
- * http://www.schoonerinfotech.com/
+ * Copyright (C) 2011 Data Differential, http://datadifferential.com/
+ * Copyright (C) 2006-2009 Brian Aker All rights reserved.
*
- * Use and distribution licensed under the BSD license. See
- * the COPYING file for full text.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
*
- * Authors:
- * Brian Aker
- * Mingqiang Zhuang <mingqiangzhuang@hengtiansoft.com>
+ * * 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.
+ *
+ * * The names of its contributors may not 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 <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+#include <sys/time.h>
#include <getopt.h>
+#include <pthread.h>
+#include <assert.h>
+
+#include <libmemcached/memcached.h>
-#include "ms_sigsegv.h"
-#include "ms_setting.h"
-#include "ms_thread.h"
+#include "client_options.h"
+#include "utilities.h"
+#include "generator.h"
+#include "execute.h"
+
+#define DEFAULT_INITIAL_LOAD 10000
+#define DEFAULT_EXECUTE_NUMBER 10000
+#define DEFAULT_CONCURRENCY 1
#define PROGRAM_NAME "memslap"
-#define PROGRAM_DESCRIPTION "Generates workload against memcached servers."
+#define PROGRAM_DESCRIPTION "Generates a load against a memcached custer of servers."
+
+/* Global Thread counter */
+volatile unsigned int thread_counter;
+pthread_mutex_t counter_mutex;
+pthread_cond_t count_threshhold;
+volatile unsigned int master_wakeup;
+pthread_mutex_t sleeper_mutex;
+pthread_cond_t sleep_threshhold;
+
+void *run_task(void *p);
+
+/* Types */
+typedef struct conclusions_st conclusions_st;
+typedef struct thread_context_st thread_context_st;
+typedef enum {
+ SET_TEST,
+ GET_TEST,
+ MGET_TEST
+} test_type;
+
+struct thread_context_st {
+ unsigned int key_count;
+ pairs_st *initial_pairs;
+ unsigned int initial_number;
+ pairs_st *execute_pairs;
+ unsigned int execute_number;
+ char **keys;
+ size_t *key_lengths;
+ test_type test;
+ memcached_st *memc;
+};
-/* options */
-static struct option long_options[] =
-{
- {"servers", required_argument, NULL, OPT_SERVERS},
- {"threads", required_argument, NULL, OPT_THREAD_NUMBER},
- {"concurrency", required_argument, NULL, OPT_CONCURRENCY},
- {"conn_sock", required_argument, NULL, OPT_SOCK_PER_CONN},
- {"execute_number", required_argument, NULL, OPT_EXECUTE_NUMBER},
- {"time", required_argument, NULL, OPT_TIME},
- {"cfg_cmd", required_argument, NULL, OPT_CONFIG_CMD},
- {"win_size", required_argument, NULL, OPT_WINDOW_SIZE},
- {"fixed_size", required_argument, NULL, OPT_FIXED_LTH},
- {"verify", required_argument, NULL, OPT_VERIFY},
- {"division", required_argument, NULL, OPT_GETS_DIVISION},
- {"stat_freq", required_argument, NULL, OPT_STAT_FREQ},
- {"exp_verify", required_argument, NULL, OPT_EXPIRE},
- {"overwrite", required_argument, NULL, OPT_OVERWRITE},
- {"reconnect", no_argument, NULL, OPT_RECONNECT},
- {"udp", no_argument, NULL, OPT_UDP},
- {"facebook", no_argument, NULL, OPT_FACEBOOK_TEST},
- {"binary", no_argument, NULL, OPT_BINARY_PROTOCOL},
- {"tps", required_argument, NULL, OPT_TPS},
- {"rep_write", required_argument, NULL, OPT_REP_WRITE_SRV},
- {"verbose", no_argument, NULL, OPT_VERBOSE},
- {"help", no_argument, NULL, OPT_HELP},
- {"version", no_argument, NULL, OPT_VERSION},
- {0, 0, 0, 0},
+struct conclusions_st {
+ long int load_time;
+ long int read_time;
+ unsigned int rows_loaded;
+ unsigned int rows_read;
};
/* Prototypes */
-static void ms_sync_lock_init(void);
-static void ms_sync_lock_destroy(void);
-static void ms_global_struct_init(void);
-static void ms_global_struct_destroy(void);
-static void ms_version_command(const char *command_name);
-static const char * ms_lookup_help(ms_options_t option);
-static int64_t ms_parse_time(void);
-static int64_t ms_parse_size(void);
-static void ms_options_parse(int argc, char *argv[]);
-static int ms_check_para(void);
-static void ms_statistic_init(void);
-static void ms_stats_init(void);
-static void ms_print_statistics(int time);
-static void ms_print_memslap_stats(struct timeval *start_time, struct timeval *end_time);
-static void ms_monitor_slap_mode(void);
-void ms_help_command(const char *command_name, const char *description);
-
-
-/* initialize the global locks */
-static void ms_sync_lock_init()
-{
- ms_global.init_lock.count = 0;
- pthread_mutex_init(&ms_global.init_lock.lock, NULL);
- pthread_cond_init(&ms_global.init_lock.cond, NULL);
-
- ms_global.run_lock.count = 0;
- pthread_mutex_init(&ms_global.run_lock.lock, NULL);
- pthread_cond_init(&ms_global.run_lock.cond, NULL);
+void options_parse(int argc, char *argv[]);
+void conclusions_print(conclusions_st *conclusion);
+void scheduler(memcached_server_st *servers, conclusions_st *conclusion);
+pairs_st *load_create_data(memcached_st *memc, unsigned int number_of,
+ unsigned int *actual_loaded);
+void flush_all(memcached_st *memc);
+
+static int opt_binary= 0;
+static int opt_verbose= 0;
+static int opt_flush= 0;
+static int opt_non_blocking_io= 0;
+static int opt_tcp_nodelay= 0;
+static unsigned int opt_execute_number= 0;
+static unsigned int opt_createial_load= 0;
+static unsigned int opt_concurrency= 0;
+static int opt_displayflag= 0;
+static char *opt_servers= NULL;
+static int opt_udp_io= 0;
+test_type opt_test= SET_TEST;
- pthread_mutex_init(&ms_global.quit_mutex, NULL);
- pthread_mutex_init(&ms_global.seq_mutex, NULL);
-}
-
-/* destroy the global locks */
-static void ms_sync_lock_destroy()
+int main(int argc, char *argv[])
{
- pthread_mutex_destroy(&ms_global.init_lock.lock);
- pthread_cond_destroy(&ms_global.init_lock.cond);
+ conclusions_st conclusion;
+ memcached_server_st *servers;
- pthread_mutex_destroy(&ms_global.run_lock.lock);
- pthread_cond_destroy(&ms_global.run_lock.cond);
+ memset(&conclusion, 0, sizeof(conclusions_st));
- pthread_mutex_destroy(&ms_global.quit_mutex);
- pthread_mutex_destroy(&ms_global.seq_mutex);
+ srandom((unsigned int)time(NULL));
+ options_parse(argc, argv);
- if (ms_setting.stat_freq > 0) {
- pthread_mutex_destroy(&ms_statistic.stat_mutex);
- }
-}
+ if (!opt_servers)
+ {
+ char *temp;
-/* initialize the global structure */
-static void ms_global_struct_init()
-{
- ms_sync_lock_init();
- ms_global.finish_warmup = false;
- ms_global.time_out = false;
-}
+ if ((temp= getenv("MEMCACHED_SERVERS")))
+ opt_servers= strdup(temp);
+ else
+ {
+ fprintf(stderr, "No Servers provided\n");
+ exit(1);
+ }
+ }
-/* destroy the global structure */
-static void ms_global_struct_destroy()
-{
- ms_sync_lock_destroy();
-}
+ servers= memcached_servers_parse(opt_servers);
-/**
- * output the version information
- *
- * @param command_name, the string of this process
- */
-static void ms_version_command(const char *command_name)
-{
- printf("%s v%u.%u\n", command_name, 1, 0);
- exit(0);
-}
+ pthread_mutex_init(&counter_mutex, NULL);
+ pthread_cond_init(&count_threshhold, NULL);
+ pthread_mutex_init(&sleeper_mutex, NULL);
+ pthread_cond_init(&sleep_threshhold, NULL);
-/**
- * get the description of the option
- *
- * @param option, option of command line
- *
- * @return char*, description of the command option
- */
-static const char * ms_lookup_help(ms_options_t option)
-{
- switch (option) {
- case OPT_SERVERS:
- return("List one or more servers to connect. Servers count must be less than\n"
- " threads count. e.g.: --servers=localhost:1234,localhost:11211");
- case OPT_VERSION:
- return("Display the version of the application and then exit.");
- case OPT_HELP:
- return("Display this message and then exit.");
- case OPT_EXECUTE_NUMBER:
- return("Number of operations(get and set) to execute for the\n"
- " given test. Default 1000000.");
- case OPT_THREAD_NUMBER:
- return("Number of threads to startup, better equal to CPU numbers. Default 8.");
- case OPT_CONCURRENCY:
- return("Number of concurrency to simulate with load. Default 128.");
- case OPT_FIXED_LTH :
- return("Fixed length of value.");
- case OPT_VERIFY :
- return("The proportion of date verification, e.g.: --verify=0.01");
- case OPT_GETS_DIVISION :
- return("Number of keys to multi-get once. Default 1, means single get.");
- case OPT_TIME :
- return("How long the test to run, suffix: s-seconds, m-minutes, h-hours,\n"
- " d-days e.g.: --time=2h.");
- case OPT_CONFIG_CMD:
- return("Load the configure file to get command,key and value distribution list.");
- case OPT_WINDOW_SIZE:
- return("Task window size of each concurrency, suffix: K, M e.g.: --win_size=10k.\n"
- " Default 10k.");
- case OPT_UDP:
- return("UDP support, default memslap uses TCP, TCP port and UDP port of\n"
- " server must be same.");
- case OPT_EXPIRE:
- return("The proportion of objects with expire time, e.g.: --exp_verify=0.01.\n"
- " Default no object with expire time");
- case OPT_OVERWRITE:
- return("The proportion of objects need overwrite, e.g.: --overwrite=0.01.\n"
- " Default never overwrite object.");
- case OPT_STAT_FREQ:
- return("Frequency of dumping statistic information. suffix: s-seconds,\n"
- " m-minutes, e.g.: --resp_freq=10s.");
- case OPT_SOCK_PER_CONN:
- return("Number of TCP socks per concurrency. Default 1.");
- case OPT_RECONNECT:
- return("Reconnect support, when connection is closed it will be reconnected.");
- case OPT_VERBOSE:
- return("Whether it outputs detailed information when verification fails.");
- case OPT_FACEBOOK_TEST:
- return("Whether it enables facebook test feature, set with TCP and multi-get with UDP.");
- case OPT_BINARY_PROTOCOL:
- return("Whether it enables binary protocol. Default with ASCII protocol.");
- case OPT_TPS:
- return("Expected throughput, suffix: K, e.g.: --tps=10k.");
- case OPT_REP_WRITE_SRV:
- return("The first nth servers can write data, e.g.: --rep_write=2.");
- default:
- return "Forgot to document this option :)";
- };
-}
+ scheduler(servers, &conclusion);
-/**
- * output the help information
- *
- * @param command_name, the string of this process
- * @param description, description of this process
- * @param long_options, global options array
- */
-void ms_help_command(const char *command_name, const char *description)
-{
- char *help_message = NULL;
-
- printf("%s v%u.%u\n", command_name, 1, 0);
- printf(" %s\n\n", description);
- printf("Usage:\n"
- " memslap -hV | -s servers [-F config_file] [-t time | -x exe_num] [...]\n\n"
- "Options:\n");
-
- for (int x = 0; long_options[x].name; x++) {
- printf(" -%c, --%s%c\n", long_options[x].val, long_options[x].name,
- long_options[x].has_arg ? '=' : ' ');
- if ((help_message = (char *)ms_lookup_help(long_options[x].val)) != NULL) {
- printf(" %s\n", help_message);
- }
- }
+ free(opt_servers);
- printf("\nExamples:\n"
- " memslap -s 127.0.0.1:11211 -S 5s\n"
- " memslap -s 127.0.0.1:11211 -t 2m -v 0.2 -e 0.05 -b\n"
- " memslap -s 127.0.0.1:11211 -F config -t 2m -w 40k -S 20s -o 0.2\n"
- " memslap -s 127.0.0.1:11211 -F config -t 2m -T 4 -c 128 -d 20 -P 40k\n"
- " memslap -s 127.0.0.1:11211 -F config -t 2m -d 50 -a -n 40\n"
- " memslap -s 127.0.0.1:11211,127.0.0.1:11212 -F config -t 2m\n"
- " memslap -s 127.0.0.1:11211,127.0.0.1:11212 -F config -t 2m -p 2\n\n");
+ (void)pthread_mutex_destroy(&counter_mutex);
+ (void)pthread_cond_destroy(&count_threshhold);
+ (void)pthread_mutex_destroy(&sleeper_mutex);
+ (void)pthread_cond_destroy(&sleep_threshhold);
+ conclusions_print(&conclusion);
+ memcached_server_list_free(servers);
- exit(0);
+ return 0;
}
-/* used to parse the time string */
-static int64_t ms_parse_time()
+void scheduler(memcached_server_st *servers, conclusions_st *conclusion)
{
- int64_t ret = 0;
- char unit = optarg[strlen(optarg) - 1];
- optarg[strlen(optarg) - 1] = '\0';
- ret = atoi(optarg);
-
- switch (unit) {
- case 'd':
- case 'D':
- ret *= 24;
- case 'h':
- case 'H':
- ret *= 60;
- case 'm':
- case 'M':
- ret *= 60;
- case 's':
- case 'S':
- break;
- default:
- ret = -1;
- break;
+ unsigned int actual_loaded= 0; /* Fix warning */
+ memcached_st *memc;
+
+ struct timeval start_time, end_time;
+ pthread_t mainthread; /* Thread descriptor */
+ pthread_attr_t attr; /* Thread attributes */
+ pairs_st *pairs= NULL;
+
+ pthread_attr_init(&attr);
+ pthread_attr_setdetachstate(&attr,
+ PTHREAD_CREATE_DETACHED);
+
+ memc= memcached_create(NULL);
+
+ /* We need to set udp behavior before adding servers to the client */
+ if (opt_udp_io)
+ {
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP,
+ (uint64_t)opt_udp_io);
+ for (uint32_t x= 0; x < memcached_server_list_count(servers); x++ )
+ {
+ servers[x].type= MEMCACHED_CONNECTION_UDP;
}
-
- return ret;
-}
-
-/* used to parse the size string */
-static int64_t ms_parse_size()
-{
- int64_t ret = -1;
- char unit = optarg[strlen(optarg) - 1];
- optarg[strlen(optarg) - 1] = '\0';
- ret = strtoll(optarg, (char **)NULL, 10);
-
- switch (unit) {
- case 'k':
- case 'K':
- ret *= 1024;
- break;
- case 'm':
- case 'M':
- ret *= 1024 * 1024;
- break;
- case 'g':
- case 'G':
- ret *= 1024 * 1024 * 1024;
- break;
- default:
- ret = -1;
- break;
+ }
+ memcached_server_push(memc, servers);
+
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL,
+ (uint64_t)opt_binary);
+
+ if (opt_flush)
+ flush_all(memc);
+ if (opt_createial_load)
+ pairs= load_create_data(memc, opt_createial_load, &actual_loaded);
+
+ char **keys= calloc(actual_loaded, sizeof(char*));
+ size_t *key_lengths= calloc(actual_loaded, sizeof(size_t));
+
+ if (keys == NULL || key_lengths == NULL)
+ {
+ free(keys);
+ free(key_lengths);
+ keys= NULL;
+ key_lengths= NULL;
+ }
+ else
+ {
+ for (uint32_t x= 0; x < actual_loaded; ++x)
+ {
+ keys[x]= pairs[x].key;
+ key_lengths[x]= pairs[x].key_length;
+ }
+ }
+
+ /* We set this after we have loaded */
+ {
+ if (opt_non_blocking_io)
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NO_BLOCK, 1);
+ if (opt_tcp_nodelay)
+ memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_TCP_NODELAY, 1);
+ }
+
+ pthread_mutex_lock(&counter_mutex);
+ thread_counter= 0;
+
+ pthread_mutex_lock(&sleeper_mutex);
+ master_wakeup= 1;
+ pthread_mutex_unlock(&sleeper_mutex);
+
+ for (uint32_t x= 0; x < opt_concurrency; x++)
+ {
+ thread_context_st *context;
+ context= (thread_context_st *)calloc(1, sizeof(thread_context_st));
+
+ context->memc= memcached_clone(NULL, memc);
+ context->test= opt_test;
+
+ context->initial_pairs= pairs;
+ context->initial_number= actual_loaded;
+ context->keys= keys;
+ context->key_lengths= key_lengths;
+
+ if (opt_test == SET_TEST)
+ {
+ context->execute_pairs= pairs_generate(opt_execute_number, 400);
+ context->execute_number= opt_execute_number;
}
- return ret;
-}
-
-/* used to parse the options of command line */
-static void ms_options_parse(int argc, char *argv[])
-{
- int option_index= 0;
- int option_rv;
-
- while ((option_rv= getopt_long(argc, argv, "VhURbaBs:x:T:c:X:v:d:"
- "t:S:F:w:e:o:n:P:p:",
- long_options, &option_index)) != -1) {
-
- switch (option_rv) {
- case 0:
- break;
-
- case OPT_VERSION: /* --version or -V */
- ms_version_command(PROGRAM_NAME);
- break;
-
- case OPT_HELP: /* --help or -h */
- ms_help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION);
- break;
-
- case OPT_SERVERS: /* --servers or -s */
- ms_setting.srv_str= strdup(optarg);
- break;
-
- case OPT_CONCURRENCY: /* --concurrency or -c */
- ms_setting.nconns = atoi(optarg);
- if (ms_setting.nconns <= 0) {
- fprintf(stderr, "Concurrency must be greater than 0.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_EXECUTE_NUMBER: /* --execute_number or -x */
- ms_setting.exec_num = atoll(optarg);
- if (ms_setting.exec_num <= 0) {
- fprintf(stderr, "Execute number must be greater than 0.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_THREAD_NUMBER: /* --threads or -T */
- ms_setting.nthreads = atoi(optarg);
- if (ms_setting.nthreads <= 0) {
- fprintf(stderr, "Threads number must be greater than 0.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_FIXED_LTH: /* --fixed_size or -X */
- ms_setting.fixed_value_size = (size_t)atoi(optarg);
- if (ms_setting.fixed_value_size <= 0
- || ms_setting.fixed_value_size > MAX_VALUE_SIZE) {
- fprintf(stderr, "Value size must be between 0 and 1M.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_VERIFY: /* --verify or -v */
- ms_setting.verify_percent = atof(optarg);
- if (ms_setting.verify_percent <= 0 || ms_setting.verify_percent > 1.0) {
- fprintf(stderr, "Data verification rate must be "
- "greater than 0 and less than 1.0. :-)\n");
- exit(1);
- }
- break;
-
- case OPT_GETS_DIVISION: /* --division or -d */
- ms_setting.mult_key_num = atoi(optarg);
- if (ms_setting.mult_key_num <= 0) {
- fprintf(stderr, "Multi-get key number must be greater than 0.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_TIME: /* --time or -t */
- ms_setting.run_time = (int)ms_parse_time();
- if (ms_setting.run_time == -1) {
- fprintf(stderr, "Please specify the run time. :-)\n"
- "'s' for second, 'm' for minute, 'h' for hour, "
- "'d' for day. e.g.: --time=24h (means 24 hours).\n");
- exit(1);
- }
-
- if (ms_setting.run_time == 0) {
- fprintf(stderr, "Running time can not be 0. :-)\n");
- exit(1);
- }
- break;
-
- case OPT_CONFIG_CMD: /* --cfg_cmd or -F */
- ms_setting.cfg_file = strdup(optarg);
- break;
-
- case OPT_WINDOW_SIZE: /* --win_size or -w */
- ms_setting.win_size = (size_t)ms_parse_size();
- if (ms_setting.win_size == (size_t)-1) {
- fprintf(stderr, "Please specify the item window size. :-)\n"
- "e.g.: --win_size=10k (means 10k task window size).\n");
- exit(1);
- }
- break;
-
- case OPT_UDP: /* --udp or -U*/
- ms_setting.udp = true;
- break;
-
- case OPT_EXPIRE: /* --exp_verify or -e */
- ms_setting.exp_ver_per = atof(optarg);
- if (ms_setting.exp_ver_per <= 0 || ms_setting.exp_ver_per > 1.0) {
- fprintf(stderr, "Expire time verification rate must be "
- "greater than 0 and less than 1.0. :-)\n");
- exit(1);
- }
- break;
-
- case OPT_OVERWRITE: /* --overwrite or -o */
- ms_setting.overwrite_percent = atof(optarg);
- if (ms_setting.overwrite_percent <= 0 || ms_setting.overwrite_percent > 1.0) {
- fprintf(stderr, "Objects overwrite rate must be "
- "greater than 0 and less than 1.0. :-)\n");
- exit(1);
- }
- break;
-
- case OPT_STAT_FREQ: /* --stat_freq or -S */
- ms_setting.stat_freq = (int)ms_parse_time();
- if (ms_setting.stat_freq == -1) {
- fprintf(stderr, "Please specify the frequency of dumping "
- "statistic information. :-)\n"
- "'s' for second, 'm' for minute, 'h' for hour, "
- "'d' for day. e.g.: --time=24h (means 24 hours).\n");
- exit(1);
- }
-
- if (ms_setting.stat_freq == 0) {
- fprintf(stderr, "The frequency of dumping statistic information "
- "can not be 0. :-)\n");
- exit(1);
- }
- break;
-
- case OPT_SOCK_PER_CONN: /* --conn_sock or -n */
- ms_setting.sock_per_conn = atoi(optarg);
- if (ms_setting.sock_per_conn <= 0) {
- fprintf(stderr, "Number of socks of each concurrency "
- "must be greater than 0.:-)\n");
- exit(1);
- }
- break;
-
- case OPT_RECONNECT: /* --reconnect or -R */
- ms_setting.reconnect = true;
- break;
-
- case OPT_VERBOSE: /* --verbose or -b */
- ms_setting.verbose = true;
- break;
-
- case OPT_FACEBOOK_TEST: /* --facebook or -a */
- ms_setting.facebook_test = true;
- break;
-
- case OPT_BINARY_PROTOCOL: /* --binary or -B */
- ms_setting.binary_prot = true;
- break;
-
- case OPT_TPS: /* --tps or -P */
- ms_setting.expected_tps = (int)ms_parse_size();
- if (ms_setting.expected_tps == -1) {
- fprintf(stderr, "Please specify the item expected throughput. :-)\n"
- "e.g.: --tps=10k (means 10k throughput).\n");
- exit(1);
- }
- break;
-
- case OPT_REP_WRITE_SRV: /* --rep_write or -p */
- ms_setting.rep_write_srv = atoi(optarg);
- if (ms_setting.rep_write_srv <= 0) {
- fprintf(stderr, "Number of replication writing server must be greater "
- "than 0.:-)\n");
- exit(1);
- }
- break;
-
- case '?':
- /* getopt_long already printed an error message. */
- exit(1);
-
- default:
- abort();
- }
+ /* now you create the thread */
+ if (pthread_create(&mainthread, &attr, run_task,
+ (void *)context) != 0)
+ {
+ fprintf(stderr,"Could not create thread\n");
+ exit(1);
}
+ thread_counter++;
+ }
+
+ pthread_mutex_unlock(&counter_mutex);
+ pthread_attr_destroy(&attr);
+
+ pthread_mutex_lock(&sleeper_mutex);
+ master_wakeup= 0;
+ pthread_mutex_unlock(&sleeper_mutex);
+ pthread_cond_broadcast(&sleep_threshhold);
+
+ gettimeofday(&start_time, NULL);
+ /*
+ We loop until we know that all children have cleaned up.
+ */
+ pthread_mutex_lock(&counter_mutex);
+ while (thread_counter)
+ pthread_cond_wait(&count_threshhold, &counter_mutex);
+ pthread_mutex_unlock(&counter_mutex);
+
+ gettimeofday(&end_time, NULL);
+
+ conclusion->load_time= timedif(end_time, start_time);
+ conclusion->read_time= timedif(end_time, start_time);
+ free(keys);
+ free(key_lengths);
+ pairs_free(pairs);
+ memcached_free(memc);
}
-static int ms_check_para()
+void options_parse(int argc, char *argv[])
{
- if (ms_setting.srv_str == NULL) {
- fprintf(stderr, "No Servers provided.\n\n");
- return -1;
- }
+ memcached_programs_help_st help_options[]=
+ {
+ {0},
+ };
+
+ static struct option long_options[]=
+ {
+ {(OPTIONSTRING)"concurrency", required_argument, NULL, OPT_SLAP_CONCURRENCY},
+ {(OPTIONSTRING)"debug", no_argument, &opt_verbose, OPT_DEBUG},
+ {(OPTIONSTRING)"execute-number", required_argument, NULL, OPT_SLAP_EXECUTE_NUMBER},
+ {(OPTIONSTRING)"flag", no_argument, &opt_displayflag, OPT_FLAG},
+ {(OPTIONSTRING)"flush", no_argument, &opt_flush, OPT_FLUSH},
+ {(OPTIONSTRING)"help", no_argument, NULL, OPT_HELP},
+ {(OPTIONSTRING)"initial-load", required_argument, NULL, OPT_SLAP_INITIAL_LOAD}, /* Number to load initially */
+ {(OPTIONSTRING)"non-blocking", no_argument, &opt_non_blocking_io, OPT_SLAP_NON_BLOCK},
+ {(OPTIONSTRING)"servers", required_argument, NULL, OPT_SERVERS},
+ {(OPTIONSTRING)"tcp-nodelay", no_argument, &opt_tcp_nodelay, OPT_SLAP_TCP_NODELAY},
+ {(OPTIONSTRING)"test", required_argument, NULL, OPT_SLAP_TEST},
+ {(OPTIONSTRING)"verbose", no_argument, &opt_verbose, OPT_VERBOSE},
+ {(OPTIONSTRING)"version", no_argument, NULL, OPT_VERSION},
+ {(OPTIONSTRING)"binary", no_argument, NULL, OPT_BINARY},
+ {(OPTIONSTRING)"udp", no_argument, NULL, OPT_UDP},
+ {0, 0, 0, 0},
+ };
- if (ms_setting.nconns % ms_setting.nthreads != 0) {
- fprintf(stderr, "Concurrency must be the multiples of threads count.\n");
- return -1;
+ int option_index= 0;
+ int option_rv;
+
+ while (1)
+ {
+ option_rv= getopt_long(argc, argv, "Vhvds:", long_options, &option_index);
+ if (option_rv == -1) break;
+ switch (option_rv)
+ {
+ case 0:
+ break;
+ case OPT_UDP:
+ if (opt_test == GET_TEST)
+ {
+ fprintf(stderr, "You can not run a get test in UDP mode. UDP mode "
+ "does not currently support get ops.\n");
+ exit(1);
+ }
+ opt_udp_io= 1;
+ break;
+ case OPT_BINARY:
+ opt_binary = 1;
+ break;
+ case OPT_VERBOSE: /* --verbose or -v */
+ opt_verbose = OPT_VERBOSE;
+ break;
+ case OPT_DEBUG: /* --debug or -d */
+ opt_verbose = OPT_DEBUG;
+ break;
+ case OPT_VERSION: /* --version or -V */
+ version_command(PROGRAM_NAME);
+ break;
+ case OPT_HELP: /* --help or -h */
+ help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION, long_options, help_options);
+ break;
+ case OPT_SERVERS: /* --servers or -s */
+ opt_servers= strdup(optarg);
+ break;
+ case OPT_SLAP_TEST:
+ if (!strcmp(optarg, "get"))
+ {
+ if (opt_udp_io == 1)
+ {
+ fprintf(stderr, "You can not run a get test in UDP mode. UDP mode "
+ "does not currently support get ops.\n");
+ exit(1);
+ }
+ opt_test= GET_TEST ;
+ }
+ else if (!strcmp(optarg, "set"))
+ opt_test= SET_TEST;
+ else if (!strcmp(optarg, "mget"))
+ {
+ opt_test= MGET_TEST;
+ }
+ else
+ {
+ fprintf(stderr, "Your test, %s, is not a known test\n", optarg);
+ exit(1);
+ }
+ break;
+ case OPT_SLAP_CONCURRENCY:
+ opt_concurrency= (unsigned int)strtoul(optarg, (char **)NULL, 10);
+ break;
+ case OPT_SLAP_EXECUTE_NUMBER:
+ opt_execute_number= (unsigned int)strtoul(optarg, (char **)NULL, 10);
+ break;
+ case OPT_SLAP_INITIAL_LOAD:
+ opt_createial_load= (unsigned int)strtoul(optarg, (char **)NULL, 10);
+ break;
+ case '?':
+ /* getopt_long already printed an error message. */
+ exit(1);
+ default:
+ abort();
}
+ }
- if (ms_setting.win_size % UNIT_ITEMS_COUNT != 0) {
- fprintf(stderr, "Window size must be the multiples of 1024.\n\n");
- return -1;
- }
+ if ((opt_test == GET_TEST || opt_test == MGET_TEST) && opt_createial_load == 0)
+ opt_createial_load= DEFAULT_INITIAL_LOAD;
- return 0;
-}
+ if (opt_execute_number == 0)
+ opt_execute_number= DEFAULT_EXECUTE_NUMBER;
-/* initialize the statistic structure */
-static void ms_statistic_init()
-{
- pthread_mutex_init(&ms_statistic.stat_mutex, NULL);
- ms_init_stats(&ms_statistic.get_stat, "Get");
- ms_init_stats(&ms_statistic.set_stat, "Set");
- ms_init_stats(&ms_statistic.total_stat, "Total");
+ if (opt_concurrency == 0)
+ opt_concurrency= DEFAULT_CONCURRENCY;
}
-/* initialize the global state structure */
-static void ms_stats_init()
+void conclusions_print(conclusions_st *conclusion)
{
- memset(&ms_stats, 0, sizeof(ms_stats_t));
- if (ms_setting.stat_freq > 0) {
- ms_statistic_init();
- }
+ printf("\tThreads connecting to servers %u\n", opt_concurrency);
+#ifdef NOT_FINISHED
+ printf("\tLoaded %u rows\n", conclusion->rows_loaded);
+ printf("\tRead %u rows\n", conclusion->rows_read);
+#endif
+ if (opt_test == SET_TEST)
+ printf("\tTook %ld.%03ld seconds to load data\n", conclusion->load_time / 1000,
+ conclusion->load_time % 1000);
+ else
+ printf("\tTook %ld.%03ld seconds to read data\n", conclusion->read_time / 1000,
+ conclusion->read_time % 1000);
}
-/* use to output the statistic */
-static void ms_print_statistics(int in_time)
+void *run_task(void *p)
{
- int obj_size = (int)(ms_setting.avg_key_size + ms_setting.avg_val_size);
-
- printf("\033[1;1H\033[2J\n");
- ms_dump_format_stats(&ms_statistic.get_stat, in_time,
- ms_setting.stat_freq, obj_size);
- ms_dump_format_stats(&ms_statistic.set_stat, in_time,
- ms_setting.stat_freq, obj_size);
- ms_dump_format_stats(&ms_statistic.total_stat, in_time,
- ms_setting.stat_freq, obj_size);
+ thread_context_st *context= (thread_context_st *)p;
+ memcached_st *memc;
+
+ memc= context->memc;
+
+ pthread_mutex_lock(&sleeper_mutex);
+ while (master_wakeup)
+ {
+ pthread_cond_wait(&sleep_threshhold, &sleeper_mutex);
+ }
+ pthread_mutex_unlock(&sleeper_mutex);
+
+ /* Do Stuff */
+ switch (context->test)
+ {
+ case SET_TEST:
+ assert(context->execute_pairs);
+ execute_set(memc, context->execute_pairs, context->execute_number);
+ break;
+ case GET_TEST:
+ execute_get(memc, context->initial_pairs, context->initial_number);
+ break;
+ case MGET_TEST:
+ execute_mget(memc, (const char*const*)context->keys, context->key_lengths,
+ context->initial_number);
+ break;
+ default:
+ WATCHPOINT_ASSERT(context->test);
+ break;
+ }
+
+ memcached_free(memc);
+
+ if (context->execute_pairs)
+ pairs_free(context->execute_pairs);
+
+ free(context);
+
+ pthread_mutex_lock(&counter_mutex);
+ thread_counter--;
+ pthread_cond_signal(&count_threshhold);
+ pthread_mutex_unlock(&counter_mutex);
+
+ return NULL;
}
-/* used to print the states of memslap */
-static void ms_print_memslap_stats(struct timeval *start_time, struct timeval *end_time)
+void flush_all(memcached_st *memc)
{
- char buf[1024];
- char *pos = buf;
-
- pos += sprintf(pos, "cmd_get: %llu\n", (unsigned long long)ms_stats.cmd_get);
- pos += sprintf(pos, "cmd_set: %llu\n", (unsigned long long)ms_stats.cmd_set);
- pos += sprintf(pos, "get_misses: %llu\n", (unsigned long long)ms_stats.get_misses);
-
- if (ms_setting.verify_percent > 0) {
- pos += sprintf(pos, "verify_misses: %llu\n",
- (unsigned long long)ms_stats.vef_miss);
- pos += sprintf(pos, "verify_failed: %llu\n",
- (unsigned long long)ms_stats.vef_failed);
- }
-
- if (ms_setting.exp_ver_per > 0) {
- pos += sprintf(pos, "expired_get: %llu\n",
- (unsigned long long)ms_stats.exp_get);
- pos += sprintf(pos, "unexpired_unget: %llu\n",
- (unsigned long long)ms_stats.unexp_unget);
- }
-
- pos += sprintf(pos, "written_bytes: %llu\n", (unsigned long long)ms_stats.bytes_written);
- pos += sprintf(pos, "read_bytes: %llu\n", (unsigned long long)ms_stats.bytes_read);
- pos += sprintf(pos, "object_bytes: %llu\n", (unsigned long long)ms_stats.obj_bytes);
-
- if (ms_setting.udp || ms_setting.facebook_test) {
- pos += sprintf(pos, "packet_disorder: %llu\n", (unsigned long long)ms_stats.pkt_disorder);
- pos += sprintf(pos, "packet_drop: %llu\n", (unsigned long long)ms_stats.pkt_drop);
- pos += sprintf(pos, "udp_timeout: %llu\n", (unsigned long long)ms_stats.udp_timeout);
- }
-
- if (ms_setting.stat_freq > 0) {
- ms_dump_stats(&ms_statistic.get_stat);
- ms_dump_stats(&ms_statistic.set_stat);
- ms_dump_stats(&ms_statistic.total_stat);
- }
-
- int64_t time_diff = ms_time_diff(start_time, end_time);
- pos += sprintf(pos, "\nRun time: %.1fs Ops: %llu TPS: %.0Lf Net_rate: %.1fM/s\n",
- (double)time_diff / 1000000,
- (unsigned long long)(ms_stats.cmd_get + ms_stats.cmd_set),
- (ms_stats.cmd_get + ms_stats.cmd_set) / ((long double)time_diff / 1000000),
- (double)(ms_stats.bytes_written + ms_stats.bytes_read) / 1024 / 1024
- / ((double)time_diff / 1000000));
-
- fprintf(stdout, "%s", buf);
- fflush(stdout);
+ memcached_flush(memc, 0);
}
-/* the loop of the main thread, wait the work threads to complete */
-static void ms_monitor_slap_mode()
+pairs_st *load_create_data(memcached_st *memc, unsigned int number_of,
+ unsigned int *actual_loaded)
{
- int second = 0;
- struct timeval start_time, end_time;
-
- /* only when there is no set operation it need warm up */
- if (ms_setting.cmd_distr[CMD_SET].cmd_prop < PROP_ERROR) {
- /* Wait all the connects complete warm up. */
- pthread_mutex_lock(&ms_global.init_lock.lock);
- while (ms_global.init_lock.count < ms_setting.nconns) {
- pthread_cond_wait(&ms_global.init_lock.cond, &ms_global.init_lock.lock);
- }
- pthread_mutex_unlock(&ms_global.init_lock.lock);
- }
-
- ms_global.finish_warmup = true;
-
- /* running in "run time" mode, user specify run time */
- if (ms_setting.run_time > 0) {
- gettimeofday(&start_time, NULL);
- while (1) {
- sleep(1);
- second++;
-
- if (ms_setting.stat_freq > 0 && second % ms_setting.stat_freq == 0
- && ms_stats.active_conns >= ms_setting.nconns) {
- ms_print_statistics(second);
- }
-
- if (ms_setting.run_time <= second) {
- ms_global.time_out = true;
- break;
- }
-
- /* all connections disconnect */
- if (second > 5 && ms_stats.active_conns == 0) {
- break;
- }
- }
- gettimeofday(&end_time, NULL);
- sleep(1); /* wait all threads clean up */
- } else {
- /* running in "execute number" mode, user specify execute number */
- gettimeofday(&start_time, NULL);
-
- /*
- * We loop until we know that all connects have cleaned up.
- */
- pthread_mutex_lock(&ms_global.run_lock.lock);
- while (ms_global.run_lock.count < ms_setting.nconns) {
- pthread_cond_wait(&ms_global.run_lock.cond, &ms_global.run_lock.lock);
- }
- pthread_mutex_unlock(&ms_global.run_lock.lock);
-
- gettimeofday(&end_time, NULL);
- }
-
- ms_print_memslap_stats(&start_time, &end_time);
-}
+ memcached_st *memc_clone;
+ pairs_st *pairs;
-/* the main function */
-int main(int argc, char *argv[])
-{
- srandom((unsigned int)time(NULL));
- ms_global_struct_init();
-
- /* initialization */
- ms_setting_init_pre();
- ms_options_parse(argc, argv);
- if (ms_check_para()) {
- ms_help_command(PROGRAM_NAME, PROGRAM_DESCRIPTION);
- exit(1);
- }
- ms_setting_init_post();
- ms_stats_init();
- ms_thread_init();
+ memc_clone= memcached_clone(NULL, memc);
+ /* We always used non-blocking IO for load since it is faster */
+ memcached_behavior_set(memc_clone, MEMCACHED_BEHAVIOR_NO_BLOCK, 0);
- /* waiting work thread complete its task */
- ms_monitor_slap_mode();
+ pairs= pairs_generate(number_of, 400);
+ *actual_loaded= execute_set(memc_clone, pairs, number_of);
- /* clean up */
- ms_thread_cleanup();
- ms_global_struct_destroy();
- ms_setting_cleanup();
+ memcached_free(memc_clone);
- return 0;
+ return pairs;
}