git.m6w6.name Git - awesomized/libmemcached/blob - clients/ms_memslap.h

   1 /*
   2  * File:   ms_memslap.h
   3  * Author: Mingqiang Zhuang
   4  *
   5  * Created on February 10, 2009
   6  *
   7  * (c) Copyright 2009, Schooner Information Technology, Inc.
   8  * http://www.schoonerinfotech.com/
   9  *
  10  */
  11 #ifndef MS_MEMSLAP_H
  12 #define MS_MEMSLAP_H
  13
  14 #include <stdlib.h>
  15 #include <stdio.h>
  16 #include <errno.h>
  17 #include <string.h>
  18 #include <assert.h>
  19 #include <unistd.h>
  20 #include <stdint.h>
  21 #include <pthread.h>
  22 #if !defined(__cplusplus)
  23 # include <stdbool.h>
  24 #endif
  25 #include <math.h>
  26
  27 #include "ms_stats.h"
  28
  29 #ifdef __cplusplus
  30 extern "C" {
  31 #endif
  32
  33 /* command line option  */
  34 typedef enum
  35 {
  36   OPT_VERSION= 'V',
  37   OPT_HELP= 'h',
  38   OPT_UDP= 'U',
  39   OPT_SERVERS= 's',
  40   OPT_EXECUTE_NUMBER= 'x',
  41   OPT_THREAD_NUMBER= 'T',
  42   OPT_CONCURRENCY= 'c',
  43   OPT_FIXED_LTH= 'X',
  44   OPT_VERIFY= 'v',
  45   OPT_GETS_DIVISION= 'd',
  46   OPT_TIME= 't',
  47   OPT_CONFIG_CMD= 'F',
  48   OPT_WINDOW_SIZE= 'w',
  49   OPT_EXPIRE= 'e',
  50   OPT_STAT_FREQ= 'S',
  51   OPT_RECONNECT= 'R',
  52   OPT_VERBOSE= 'b',
  53   OPT_FACEBOOK_TEST= 'a',
  54   OPT_SOCK_PER_CONN= 'n',
  55   OPT_BINARY_PROTOCOL= 'B',
  56   OPT_OVERWRITE= 'o',
  57   OPT_TPS= 'P',
  58   OPT_REP_WRITE_SRV= 'p',
  59 } ms_options_t;
  60
  61 /* global statistic of response time */
  62 typedef struct statistic
  63 {
  64   pthread_mutex_t stat_mutex;       /* synchronize the following members */
  65
  66   ms_stat_t get_stat;               /* statistics of get command */
  67   ms_stat_t set_stat;               /* statistics of set command */
  68   ms_stat_t total_stat;             /* statistics of both get and set commands */
  69 } ms_statistic_t;
  70
  71 /* global status statistic structure */
  72 typedef struct stats
  73 {
  74   volatile uint32_t active_conns;   /* active connections */
  75   size_t bytes_read;              /* read bytes */
  76   size_t bytes_written;           /* written bytes */
  77   size_t obj_bytes;               /* object bytes */
  78   size_t pre_cmd_get;             /* previous total get command count */
  79   size_t pre_cmd_set;             /* previous total set command count */
  80   size_t cmd_get;                 /* current total get command count */
  81   size_t cmd_set;                 /* current total set command count */
  82   size_t get_misses;              /* total objects of get miss */
  83   size_t vef_miss;                /* total objects of verification miss  */
  84   size_t vef_failed;              /* total objects of verification failed  */
  85   size_t unexp_unget;             /* total objects which is unexpired but not get */
  86   size_t exp_get;                 /* total objects which is expired but get  */
  87   volatile size_t pkt_disorder;            /* disorder packages of UDP */
  88   size_t pkt_drop;                /* packages dropped of UDP */
  89   size_t udp_timeout;             /* how many times timeout of UDP happens */
  90 } ms_stats_t;
  91
  92 /* lock adapter */
  93 typedef struct sync_lock
  94 {
  95   uint32_t count;
  96   pthread_mutex_t lock;
  97   pthread_cond_t cond;
  98 } ms_sync_lock_t;
  99
 100 /* global variable structure */
 101 typedef struct global
 102 {
 103   /* synchronize lock */
 104   ms_sync_lock_t init_lock;
 105   ms_sync_lock_t warmup_lock;
 106   ms_sync_lock_t run_lock;
 107
 108   /* mutex for outputing error log synchronously when memslap crashes */
 109   pthread_mutex_t quit_mutex;
 110
 111   /* mutex for generating key prefix */
 112   pthread_mutex_t seq_mutex;
 113
 114   /* global synchronous flags for slap mode */
 115   bool finish_warmup;
 116   bool time_out;
 117 } ms_global_t;
 118
 119 /* global structure */
 120 ms_global_t ms_global;
 121
 122 /* global stats information structure */
 123 ms_stats_t ms_stats;
 124
 125 /* global statistic structure */
 126 ms_statistic_t ms_statistic;
 127
 128 #ifdef __cplusplus
 129 }
 130 #endif
 131
 132 #endif /* end of MS_MEMSLAP_H */