/*
- * $PostgreSQL: pgsql/contrib/pgbench/pgbench.c,v 1.38 2005/09/29 16:18:26 tgl Exp $
+ * $PostgreSQL: pgsql/contrib/pgbench/pgbench.c,v 1.39 2005/10/04 13:40:45 ishii Exp $
*
- * pgbench: a simple TPC-B like benchmark program for PostgreSQL
+ * pgbench: a simple benchmark program for PostgreSQL
* written by Tatsuo Ishii
*
* Copyright (c) 2000-2005 Tatsuo Ishii
#define ntellers 10
#define naccounts 100000
-#define SQL_COMMAND 1
-#define META_COMMAND 2
-
FILE *LOGFILE = NULL;
bool use_log; /* log transaction latencies to a file */
char *pwd = NULL;
char *dbName;
-typedef struct
-{
- char *name;
- char *value;
-} Variable;
-
typedef struct
{
PGconn *con; /* connection handle to DB */
int ecnt; /* error count */
int listen; /* 0 indicates that an async query has
* been sent */
- int aid; /* account id for this transaction */
- int bid; /* branch id for this transaction */
- int tid; /* teller id for this transaction */
- int delta;
- int abalance;
void *variables;
struct timeval txn_begin; /* used for measuring latencies */
+ int use_file; /* index in sql_files for this client */
} CState;
+
+/*
+ * structures used in custom query mode
+ */
+
+/* variable definitions */
+typedef struct
+{
+ char *name; /* variable name */
+ char *value; /* its value */
+} Variable;
+
+/*
+ * queries read from files
+ */
+#define SQL_COMMAND 1
+#define META_COMMAND 2
+#define MAX_ARGS 10
+
typedef struct
{
- int type;
- int argc;
- char **argv;
+ int type; /* command type (SQL_COMMAND or META_COMMAND) */
+ int argc; /* number of commands */
+ char *argv[MAX_ARGS]; /* command list */
} Command;
-Command **commands = NULL;
+#define MAX_FILES 128 /* max number of SQL script files allowed */
+
+Command **sql_files[MAX_FILES]; /* SQL script files */
+int num_files; /* its number */
+
+/* default scenario */
+static char *tpc_b = {
+"\\setrandom aid 1 100000
+\\setrandom bid 1 1
+\\setrandom tid 1 10
+\\setrandom delta 1 10000
+BEGIN;
+UPDATE accounts SET abalance = abalance + :delta WHERE aid = :aid;
+SELECT abalance FROM accounts WHERE aid = :aid;
+UPDATE tellers SET tbalance = tbalance + :delta WHERE tid = :tid;
+UPDATE branches SET bbalance = bbalance + :delta WHERE bid = :bid;
+INSERT INTO history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);
+END;
+"};
+
+/* -N case */
+static char *simple_update = {
+"\\setrandom aid 1 100000
+\\setrandom bid 1 1
+\\setrandom tid 1 10
+\\setrandom delta 1 10000
+BEGIN;
+UPDATE accounts SET abalance = abalance + :delta WHERE aid = :aid;
+SELECT abalance FROM accounts WHERE aid = :aid;
+INSERT INTO history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);
+END;
+"};
+
+/* -S case */
+static char *select_only = {
+"\\setrandom aid 1 100000
+SELECT abalance FROM accounts WHERE aid = :aid;
+"};
static void
usage(void)
static int
getrand(int min, int max)
{
- return (min + (int) (max * 1.0 * rand() / (RAND_MAX + 1.0)));
+ return (min + (int) (max * 1.0 * rand() / (RAND_MAX + 1.0) + 0.5));
}
/* set up a connection to the backend */
return sql;
}
-/* process a transaction */
-static void
-doOne(CState * state, int n, int debug, int ttype)
-{
- char sql[256];
- PGresult *res;
- CState *st = &state[n];
-
- if (st->listen)
- { /* are we receiver? */
- if (debug)
- fprintf(stderr, "client %d receiving\n", n);
- if (!PQconsumeInput(st->con))
- { /* there's something wrong */
- fprintf(stderr, "Client %d aborted in state %d. Probably the backend died while processing.\n", n, st->state);
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return;
- }
- if (PQisBusy(st->con))
- return; /* don't have the whole result yet */
-
- switch (st->state)
- {
- case 0: /* response to "begin" */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 1: /* response to "update accounts..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 2: /* response to "select abalance ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_TUPLES_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 3: /* response to "update tellers ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 4: /* response to "update branches ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 5: /* response to "insert into history ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
- break;
- case 6: /* response to "end" */
-
- /*
- * transaction finished: record the time it took in the
- * log
- */
- if (use_log)
- {
- double diff;
- struct timeval now;
-
- gettimeofday(&now, NULL);
- diff = (int) (now.tv_sec - st->txn_begin.tv_sec) * 1000000.0 +
- (int) (now.tv_usec - st->txn_begin.tv_usec);
-
- fprintf(LOGFILE, "%d %d %.0f\n", st->id, st->cnt, diff);
- }
-
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
- PQclear(res);
- discard_response(st);
-
- if (is_connect)
- {
- PQfinish(st->con);
- st->con = NULL;
- }
-
- if (++st->cnt >= nxacts)
- {
- remains--; /* I'm done */
- if (st->con != NULL)
- {
- PQfinish(st->con);
- st->con = NULL;
- }
- return;
- }
- break;
- }
-
- /* increment state counter */
- st->state++;
- if (st->state > 6)
- st->state = 0;
- }
-
- if (st->con == NULL)
- {
- if ((st->con = doConnect()) == NULL)
- {
- fprintf(stderr, "Client %d aborted in establishing connection.\n",
- n);
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return;
- }
- }
-
- switch (st->state)
- {
- case 0: /* about to start */
- strcpy(sql, "begin");
- st->aid = getrand(1, naccounts * tps);
- st->bid = getrand(1, nbranches * tps);
- st->tid = getrand(1, ntellers * tps);
- st->delta = getrand(1, 1000);
- if (use_log)
- gettimeofday(&(st->txn_begin), NULL);
- break;
- case 1:
- snprintf(sql, 256, "update accounts set abalance = abalance + %d where aid = %d\n", st->delta, st->aid);
- break;
- case 2:
- snprintf(sql, 256, "select abalance from accounts where aid = %d", st->aid);
- break;
- case 3:
- if (ttype == 0)
- {
- snprintf(sql, 256, "update tellers set tbalance = tbalance + %d where tid = %d\n",
- st->delta, st->tid);
- break;
- }
- case 4:
- if (ttype == 0)
- {
- snprintf(sql, 256, "update branches set bbalance = bbalance + %d where bid = %d", st->delta, st->bid);
- break;
- }
- case 5:
- snprintf(sql, 256, "insert into history(tid,bid,aid,delta,mtime) values(%d,%d,%d,%d,'now')",
- st->tid, st->bid, st->aid, st->delta);
- break;
- case 6:
- strcpy(sql, "end");
- break;
- }
-
- if (debug)
- fprintf(stderr, "client %d sending %s\n", n, sql);
- if (PQsendQuery(st->con, sql) == 0)
- {
- if (debug)
- fprintf(stderr, "PQsendQuery(%s)failed\n", sql);
- st->ecnt++;
- }
- else
- {
- st->listen++; /* flags that should be listened */
- }
-}
-
-/* process a select only transaction */
-static void
-doSelectOnly(CState * state, int n, int debug)
-{
- char sql[256];
- PGresult *res;
- CState *st = &state[n];
-
- if (st->listen)
- { /* are we receiver? */
- if (debug)
- fprintf(stderr, "client %d receiving\n", n);
- if (!PQconsumeInput(st->con))
- { /* there's something wrong */
- fprintf(stderr, "Client %d aborted in state %d. Probably the backend died while processing.\n", n, st->state);
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return;
- }
- if (PQisBusy(st->con))
- return; /* don't have the whole result yet */
-
- switch (st->state)
- {
- case 0: /* response to "select abalance ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_TUPLES_OK))
- return;
- PQclear(res);
- discard_response(st);
-
- if (is_connect)
- {
- PQfinish(st->con);
- st->con = NULL;
- }
-
- if (++st->cnt >= nxacts)
- {
- remains--; /* I've done */
- if (st->con != NULL)
- {
- PQfinish(st->con);
- st->con = NULL;
- }
- return;
- }
- break;
- }
-
- /* increment state counter */
- st->state++;
- if (st->state > 0)
- st->state = 0;
- }
-
- if (st->con == NULL)
- {
- if ((st->con = doConnect()) == NULL)
- {
- fprintf(stderr, "Client %d aborted in establishing connection.\n",
- n);
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return;
- }
- }
-
- switch (st->state)
- {
- case 0:
- st->aid = getrand(1, naccounts * tps);
- snprintf(sql, 256, "select abalance from accounts where aid = %d", st->aid);
- break;
- }
-
- if (debug)
- fprintf(stderr, "client %d sending %s\n", n, sql);
-
- if (PQsendQuery(st->con, sql) == 0)
- {
- if (debug)
- fprintf(stderr, "PQsendQuery(%s)failed\n", sql);
- st->ecnt++;
- }
- else
- {
- st->listen++; /* flags that should be listened */
- }
-}
-
static void
doCustom(CState * state, int n, int debug)
{
PGresult *res;
CState *st = &state[n];
+ Command **commands;
+
+ commands = sql_files[st->use_file];
if (st->listen)
{ /* are we receiver? */
if (++st->cnt >= nxacts)
{
- remains--; /* I'm done */
+ remains--; /* I've done */
if (st->con != NULL)
{
PQfinish(st->con);
/* increment state counter */
st->state++;
if (commands[st->state] == NULL)
+ {
st->state = 0;
+ st->use_file = getrand(0, num_files-1);
+ }
}
if (st->con == NULL)
}
else
{
- st->listen++; /* flags that should be listened */
+ st->listen = 1; /* flags that should be listened */
}
+ free(sql);
}
else if (commands[st->state]->type == META_COMMAND)
{
}
free(val);
- st->listen++;
+ st->listen = 1;
}
}
}
PQfinish(con);
}
-static int
-process_file(char *filename)
+static Command*
+process_commands(char *buf)
{
const char delim[] = " \f\n\r\t\v";
- FILE *fd;
- int lineno, i, j;
- char buf[BUFSIZ], *p, *tok;
- void *tmp;
+ Command *my_commands;
+ int j;
+ char *p, *tok;
- if (strcmp(filename, "-") == 0)
- fd = stdin;
- else if ((fd = fopen(filename, "r")) == NULL)
+ if ((p = strchr(buf, '\n')) != NULL)
+ *p = '\0';
+
+ p = buf;
+ while (isspace((unsigned char) *p))
+ p++;
+
+ if (*p == '\0' || strncmp(p, "--", 2) == 0)
{
- fprintf(stderr, "%s: %s\n", strerror(errno), filename);
- return false;
+ return NULL;
}
- fprintf(stderr, "processing file...\n");
-
- lineno = 1;
- i = 0;
- while (fgets(buf, sizeof(buf), fd) != NULL)
+ my_commands = (Command *)malloc(sizeof(Command));
+ if (my_commands == NULL)
{
- if ((p = strchr(buf, '\n')) != NULL)
- *p = '\0';
- p = buf;
- while (isspace((unsigned char) *p))
- p++;
- if (*p == '\0' || strncmp(p, "--", 2) == 0)
- {
- lineno++;
- continue;
- }
+ return NULL;
+ }
- if ((tmp = realloc(commands, sizeof(Command *) * (i + 1))) == NULL)
- {
- i--;
- goto error;
- }
- commands = tmp;
+ my_commands->argc = 0;
- if ((commands[i] = malloc(sizeof(Command))) == NULL)
- goto error;
+ if (*p == '\\')
+ {
+ my_commands->type = META_COMMAND;
- commands[i]->argv = NULL;
- commands[i]->argc = 0;
+ j = 0;
+ tok = strtok(++p, delim);
- if (*p == '\\')
+ while (tok != NULL)
{
- commands[i]->type = META_COMMAND;
-
- j = 0;
- tok = strtok(++p, delim);
- while (tok != NULL)
- {
- tmp = realloc(commands[i]->argv, sizeof(char *) * (j + 1));
- if (tmp == NULL)
- goto error;
- commands[i]->argv = tmp;
-
- if ((commands[i]->argv[j] = strdup(tok)) == NULL)
- goto error;
+ if ((my_commands->argv[j] = strdup(tok)) == NULL)
+ return NULL;
- commands[i]->argc++;
+ my_commands->argc++;
- j++;
- tok = strtok(NULL, delim);
- }
+ j++;
+ tok = strtok(NULL, delim);
+ }
+
+ if (strcasecmp(my_commands->argv[0], "setrandom") == 0)
+ {
+ int min, max;
- if (strcasecmp(commands[i]->argv[0], "setrandom") == 0)
+ if (my_commands->argc < 4)
{
- int min, max;
-
- if (commands[i]->argc < 4)
- {
- fprintf(stderr, "%s: %d: \\%s: missing argument\n", filename, lineno, commands[i]->argv[0]);
- goto error;
- }
+ fprintf(stderr, "%s: missing argument\n", my_commands->argv[0]);
+ return NULL;
+ }
- for (j = 4; j < commands[i]->argc; j++)
- fprintf(stderr, "%s: %d: \\%s: extra argument \"%s\" ignored\n", filename, lineno, commands[i]->argv[0], commands[i]->argv[j]);
+ for (j = 4; j < my_commands->argc; j++)
+ fprintf(stderr, "%s: extra argument \"%s\" ignored\n",
+ my_commands->argv[0], my_commands->argv[j]);
- if ((min = atoi(commands[i]->argv[2])) < 0)
- {
- fprintf(stderr, "%s: %d: \\%s: invalid minimum number %s\n", filename, lineno, commands[i]->argv[0], commands[i]->argv[2]);
- goto error;
- }
-
- if ((max = atoi(commands[i]->argv[3])) < min || max > RAND_MAX)
- {
- fprintf(stderr, "%s: %d: \\%s: invalid maximum number %s\n", filename, lineno, commands[i]->argv[0], commands[i]->argv[3]);
- goto error;
- }
+ if ((min = atoi(my_commands->argv[2])) < 0)
+ {
+ fprintf(stderr, "%s: invalid minimum number %s\n",
+ my_commands->argv[0], my_commands->argv[2]);
+ return NULL;
}
- else
+
+ if ((max = atoi(my_commands->argv[3])) < min || max > RAND_MAX)
{
- fprintf(stderr, "%s: %d: invalid command \\%s\n", filename, lineno, commands[i]->argv[0]);
- goto error;
+ fprintf(stderr, "%s: invalid maximum number %s\n",
+ my_commands->argv[0], my_commands->argv[3]);
+ return NULL;
}
}
else
{
- commands[i]->type = SQL_COMMAND;
+ fprintf(stderr, "invalid command %s\n", my_commands->argv[0]);
+ return NULL;
+ }
+ }
+ else
+ {
+ my_commands->type = SQL_COMMAND;
+
+ if ((my_commands->argv[0] = strdup(p)) == NULL)
+ return NULL;
+
+ my_commands->argc++;
+ }
+
+ return my_commands;
+}
+
+static int
+process_file(char *filename)
+{
+#define COMMANDS_ALLOC_NUM 128
+
+ Command **my_commands;
+ FILE *fd;
+ int lineno;
+ char buf[BUFSIZ];
+ int alloc_num;
+
+ if (num_files >= MAX_FILES)
+ {
+ fprintf(stderr, "Up to only %d SQL files are allowed\n", MAX_FILES);
+ exit(1);
+ }
+
+ alloc_num = COMMANDS_ALLOC_NUM;
+ my_commands = (Command **)malloc(sizeof(Command **)*alloc_num);
+ if (my_commands == NULL)
+ return false;
+
+ if (strcmp(filename, "-") == 0)
+ fd = stdin;
+ else if ((fd = fopen(filename, "r")) == NULL)
+ {
+ fprintf(stderr, "%s: %s\n", strerror(errno), filename);
+ return false;
+ }
- if ((commands[i]->argv = malloc(sizeof(char *))) == NULL)
- goto error;
+ lineno = 0;
- if ((commands[i]->argv[0] = strdup(p)) == NULL)
- goto error;
+ while (fgets(buf, sizeof(buf), fd) != NULL)
+ {
+ Command *commands;
- commands[i]->argc++;
+ commands = process_commands(buf);
+ if (commands == NULL)
+ {
+ fclose(fd);
+ return false;
}
- i++;
+ my_commands[lineno] = commands;
lineno++;
+
+ if (lineno >= alloc_num)
+ {
+ alloc_num += COMMANDS_ALLOC_NUM;
+ my_commands = realloc(my_commands, alloc_num);
+ if (my_commands == NULL)
+ {
+ fclose(fd);
+ return false;
+ }
+ }
}
fclose(fd);
- if ((tmp = realloc(commands, sizeof(Command *) * (i + 1))) == NULL)
- goto error;
- commands = tmp;
+ my_commands[lineno] = NULL;
- commands[i] = NULL;
+ sql_files[num_files++] = my_commands;
return true;
+}
-error:
- if (errno == ENOMEM)
- fprintf(stderr, "%s: %d: out of memory\n", filename, lineno);
+static Command **
+process_builtin(char *tb)
+{
+#define COMMANDS_ALLOC_NUM 128
- fclose(fd);
+ Command **my_commands;
+ int lineno;
+ char buf[BUFSIZ];
+ int alloc_num;
- if (commands == NULL)
- return false;
+ if (*tb == '\0')
+ return NULL;
+
+ alloc_num = COMMANDS_ALLOC_NUM;
+ my_commands = malloc(sizeof(Command **)*alloc_num);
+ if (my_commands == NULL)
+ return NULL;
- while (i >= 0)
+ lineno = 0;
+
+ for(;;)
{
- if (commands[i] != NULL)
- {
- for (j = 0; j < commands[i]->argc; j++)
- free(commands[i]->argv[j]);
+ char *p;
+ Command *commands;
- free(commands[i]->argv);
- free(commands[i]);
+ p = buf;
+ while (*tb && *tb != '\n')
+ *p++ = *tb++;
+
+ if (*tb == '\0')
+ break;
+
+ if (*tb == '\n')
+ tb++;
+
+ *p = '\0';
+
+ commands = process_commands(buf);
+ if (commands == NULL)
+ {
+ return NULL;
}
- i--;
+ my_commands[lineno] = commands;
+ lineno++;
+
+ if (lineno >= alloc_num)
+ {
+ alloc_num += COMMANDS_ALLOC_NUM;
+ my_commands = realloc(my_commands, alloc_num);
+ if (my_commands == NULL)
+ {
+ return NULL;
+ }
+ }
}
- free(commands);
- return false;
+ my_commands[lineno] = NULL;
+
+ return my_commands;
}
/* print out results */
case 'f':
ttype = 3;
filename = optarg;
+ if (process_file(filename) == false)
+ exit(1);
break;
default:
usage();
remains = nclients;
state = (CState *) malloc(sizeof(*state) * nclients);
+ if (state == NULL)
+ {
+ fprintf(stderr, "Couldn't allocate memory for state\n");
+ exit(1);
+ }
+
memset(state, 0, sizeof(*state) * nclients);
if (use_log)
exit(1);
}
- if (ttype == 3)
- {
- PQfinish(con);
- if (process_file(filename) == false)
- exit(1);
- }
- else
+ if (ttype != 3)
{
/*
* get the scaling factor that should be same as count(*) from
- * branches...
+ * branches if this is not a custom query
*/
res = PQexec(con, "select count(*) from branches");
if (PQresultStatus(res) != PGRES_TUPLES_OK)
exit(1);
}
PQclear(res);
+ }
- if (!is_no_vacuum)
+ if (!is_no_vacuum)
+ {
+ fprintf(stderr, "starting vacuum...");
+ res = PQexec(con, "vacuum branches");
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
- fprintf(stderr, "starting vacuum...");
- res = PQexec(con, "vacuum branches");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
- res = PQexec(con, "vacuum tellers");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
+ res = PQexec(con, "vacuum tellers");
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
- res = PQexec(con, "delete from history");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
- res = PQexec(con, "vacuum history");
+ res = PQexec(con, "delete from history");
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
+ res = PQexec(con, "vacuum history");
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
+
+ fprintf(stderr, "end.\n");
+
+ if (is_full_vacuum)
+ {
+ fprintf(stderr, "starting full vacuum...");
+ res = PQexec(con, "vacuum analyze accounts");
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "%s", PQerrorMessage(con));
exit(1);
}
PQclear(res);
-
fprintf(stderr, "end.\n");
-
- if (is_full_vacuum)
- {
- fprintf(stderr, "starting full vacuum...");
- res = PQexec(con, "vacuum analyze accounts");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
- fprintf(stderr, "end.\n");
- }
}
- PQfinish(con);
}
+ PQfinish(con);
/* set random seed */
gettimeofday(&tv1, NULL);
/* time after connections set up */
gettimeofday(&tv2, NULL);
+ /* process bultin SQL scripts */
+ switch (ttype)
+ {
+ char buf[128];
+
+ case 0:
+ sql_files[0] = process_builtin(tpc_b);
+ snprintf(buf, sizeof(buf), "%d", 100000*tps);
+ sql_files[0][0]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 1*tps);
+ sql_files[0][1]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 10*tps);
+ sql_files[0][2]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 10000*tps);
+ sql_files[0][3]->argv[3] = strdup(buf);
+ num_files = 1;
+ break;
+ case 1:
+ sql_files[0] = process_builtin(select_only);
+ snprintf(buf, sizeof(buf), "%d", 100000*tps);
+ sql_files[0][0]->argv[3] = strdup(buf);
+ num_files = 1;
+ break;
+ case 2:
+ sql_files[0] = process_builtin(simple_update);
+ snprintf(buf, sizeof(buf), "%d", 100000*tps);
+ sql_files[0][0]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 1*tps);
+ sql_files[0][1]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 10*tps);
+ sql_files[0][2]->argv[3] = strdup(buf);
+ snprintf(buf, sizeof(buf), "%d", 10000*tps);
+ sql_files[0][3]->argv[3] = strdup(buf);
+ num_files = 1;
+ break;
+ default:
+ break;
+ }
+
/* send start up queries in async manner */
for (i = 0; i < nclients; i++)
{
- if (ttype == 0 || ttype == 2)
- doOne(state, i, debug, ttype);
- else if (ttype == 1)
- doSelectOnly(state, i, debug);
- else if (ttype == 3)
- doCustom(state, i, debug);
+ state[i].use_file = getrand(0, num_files-1);
+ doCustom(state, i, debug);
}
for (;;)
maxsock = -1;
for (i = 0; i < nclients; i++)
{
- if (state[i].con &&
- (ttype != 3 || commands[state[i].state]->type != META_COMMAND))
+ Command **commands = sql_files[state[i].use_file];
+
+ if (state[i].con && commands[state[i].state]->type != META_COMMAND)
{
int sock = PQsocket(state[i].con);
/* ok, backend returns reply */
for (i = 0; i < nclients; i++)
{
+ Command **commands = sql_files[state[i].use_file];
+
if (state[i].con && (FD_ISSET(PQsocket(state[i].con), &input_mask)
- || (ttype == 3
- && commands[state[i].state]->type == META_COMMAND)))
+ || commands[state[i].state]->type == META_COMMAND))
{
- if (ttype == 0 || ttype == 2)
- doOne(state, i, debug, ttype);
- else if (ttype == 1)
- doSelectOnly(state, i, debug);
- else if (ttype == 3)
- doCustom(state, i, debug);
+ doCustom(state, i, debug);
}
}
}
projects / postgresql / commitdiff