/*
- * $Header: /cvsroot/pgsql/contrib/pgbench/pgbench.c,v 1.14 2002/01/10 01:11:45 tgl Exp $
+ * $PostgreSQL: pgsql/contrib/pgbench/pgbench.c,v 1.64 2007/04/06 09:16:16 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 Tatsuo Ishii
+ * Copyright (c) 2000-2007 Tatsuo Ishii
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby
#include "libpq-fe.h"
-#include <errno.h>
+#include <ctype.h>
#ifdef WIN32
#include "win32.h"
#include <sys/select.h>
#endif
-/* for getrlimit */
-#include <sys/resource.h>
-#endif /* WIN32 */
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h> /* for getrlimit */
+#endif
+#endif /* ! WIN32 */
+
+extern char *optarg;
+extern int optind;
+
+#ifdef WIN32
+#undef select
+#endif
+
/********************************************************************
* some configurable parameters */
#define MAXCLIENTS 1024 /* max number of clients allowed */
int nclients = 1; /* default number of simulated clients */
-int nxacts = 10; /* default number of transactions per
- * clients */
+int nxacts = 10; /* default number of transactions per clients */
/*
- * scaling factor. for example, tps = 10 will make 1000000 tuples of
+ * scaling factor. for example, scale = 10 will make 1000000 tuples of
* accounts table.
*/
-int tps = 1;
+int scale = 1;
/*
* end of configurable parameters
#define ntellers 10
#define naccounts 100000
-int remains; /* number of remained clients */
+FILE *LOGFILE = NULL;
-int is_connect; /* establish connection for each
- * transactoin */
+bool use_log; /* log transaction latencies to a file */
+
+int remains; /* number of remaining clients */
+
+int is_connect; /* establish connection for each transaction */
char *pghost = "";
char *pgport = NULL;
char *pwd = NULL;
char *dbName;
+/* variable definitions */
+typedef struct
+{
+ char *name; /* variable name */
+ char *value; /* its value */
+} Variable;
+
+/*
+ * structures used in custom query mode
+ */
+
typedef struct
{
PGconn *con; /* connection handle to DB */
+ int id; /* client No. */
int state; /* state No. */
int cnt; /* xacts count */
int ecnt; /* error count */
- int listen; /* none 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;
+ int listen; /* 0 indicates that an async query has been
+ * sent */
+ Variable *variables; /* array of variable definitions */
+ int nvariables;
+ struct timeval txn_begin; /* used for measuring latencies */
+ int use_file; /* index in sql_files for this client */
} CState;
+/*
+ * queries read from files
+ */
+#define SQL_COMMAND 1
+#define META_COMMAND 2
+#define MAX_ARGS 10
+
+typedef struct
+{
+ int type; /* command type (SQL_COMMAND or META_COMMAND) */
+ int argc; /* number of commands */
+ char *argv[MAX_ARGS]; /* command list */
+} Command;
+
+#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 = {
+ "\\set nbranches :scale\n"
+ "\\set ntellers 10 * :scale\n"
+ "\\set naccounts 100000 * :scale\n"
+ "\\setrandom aid 1 :naccounts\n"
+ "\\setrandom bid 1 :nbranches\n"
+ "\\setrandom tid 1 :ntellers\n"
+ "\\setrandom delta -5000 5000\n"
+ "BEGIN;\n"
+ "UPDATE accounts SET abalance = abalance + :delta WHERE aid = :aid;\n"
+ "SELECT abalance FROM accounts WHERE aid = :aid;\n"
+ "UPDATE tellers SET tbalance = tbalance + :delta WHERE tid = :tid;\n"
+ "UPDATE branches SET bbalance = bbalance + :delta WHERE bid = :bid;\n"
+ "INSERT INTO history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);\n"
+ "END;\n"
+};
+
+/* -N case */
+static char *simple_update = {
+ "\\set nbranches :scale\n"
+ "\\set ntellers 10 * :scale\n"
+ "\\set naccounts 100000 * :scale\n"
+ "\\setrandom aid 1 :naccounts\n"
+ "\\setrandom bid 1 :nbranches\n"
+ "\\setrandom tid 1 :ntellers\n"
+ "\\setrandom delta -5000 5000\n"
+ "BEGIN;\n"
+ "UPDATE accounts SET abalance = abalance + :delta WHERE aid = :aid;\n"
+ "SELECT abalance FROM accounts WHERE aid = :aid;\n"
+ "INSERT INTO history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :aid, :delta, CURRENT_TIMESTAMP);\n"
+ "END;\n"
+};
+
+/* -S case */
+static char *select_only = {
+ "\\set naccounts 100000 * :scale\n"
+ "\\setrandom aid 1 :naccounts\n"
+ "SELECT abalance FROM accounts WHERE aid = :aid;\n"
+};
+
static void
-usage()
+usage(void)
{
- fprintf(stderr, "usage: pgbench [-h hostname][-p port][-c nclients][-t ntransactions][-s scaling_factor][-n][-C][-v][-S][-U login][-P password][-d][dbname]\n");
+ fprintf(stderr, "usage: pgbench [-h hostname][-p port][-c nclients][-t ntransactions][-s scaling_factor][-D varname=value][-n][-C][-v][-S][-N][-f filename][-l][-U login][-P password][-d][dbname]\n");
fprintf(stderr, "(initialize mode): pgbench -i [-h hostname][-p port][-s scaling_factor][-U login][-P password][-d][dbname]\n");
}
static int
getrand(int min, int max)
{
- return (min + (int) (max * 1.0 * rand() / (RAND_MAX + 1.0)));
+ return min + (int) (((max - min) * (double) random()) / MAX_RANDOM_VALUE + 0.5);
+}
+
+/* call PQexec() and exit() on failure */
+static void
+executeStatement(PGconn *con, const char* sql)
+{
+ PGresult *res;
+
+ res = PQexec(con, sql);
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
}
/* set up a connection to the backend */
static PGconn *
-doConnect()
+doConnect(void)
{
PGconn *con;
return (NULL);
}
+
+ executeStatement(con, "SET search_path = public");
+
return (con);
}
/* check to see if the SQL result was good */
static int
-check(CState * state, PGresult *res, int n, int good)
+check(CState *state, PGresult *res, int n)
{
CState *st = &state[n];
- if (res && PQresultStatus(res) != good)
+ switch (PQresultStatus(res))
{
- fprintf(stderr, "Client %d aborted in state %d: %s", n, st->state, PQerrorMessage(st->con));
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return (-1);
+ case PGRES_COMMAND_OK:
+ case PGRES_TUPLES_OK:
+ /* OK */
+ break;
+ default:
+ fprintf(stderr, "Client %d aborted in state %d: %s",
+ n, st->state, PQerrorMessage(st->con));
+ remains--; /* I've aborted */
+ PQfinish(st->con);
+ st->con = NULL;
+ return (-1);
}
return (0); /* OK */
}
-/* process a transaction */
+static int
+compareVariables(const void *v1, const void *v2)
+{
+ return strcmp(((const Variable *) v1)->name,
+ ((const Variable *) v2)->name);
+}
+
+static char *
+getVariable(CState * st, char *name)
+{
+ Variable key,
+ *var;
+
+ /* On some versions of Solaris, bsearch of zero items dumps core */
+ if (st->nvariables <= 0)
+ return NULL;
+
+ key.name = name;
+ var = (Variable *) bsearch((void *) &key,
+ (void *) st->variables,
+ st->nvariables,
+ sizeof(Variable),
+ compareVariables);
+ if (var != NULL)
+ return var->value;
+ else
+ return NULL;
+}
+
+static int
+putVariable(CState * st, char *name, char *value)
+{
+ Variable key,
+ *var;
+
+ key.name = name;
+ /* On some versions of Solaris, bsearch of zero items dumps core */
+ if (st->nvariables > 0)
+ var = (Variable *) bsearch((void *) &key,
+ (void *) st->variables,
+ st->nvariables,
+ sizeof(Variable),
+ compareVariables);
+ else
+ var = NULL;
+
+ if (var == NULL)
+ {
+ Variable *newvars;
+
+ if (st->variables)
+ newvars = (Variable *) realloc(st->variables,
+ (st->nvariables + 1) * sizeof(Variable));
+ else
+ newvars = (Variable *) malloc(sizeof(Variable));
+
+ if (newvars == NULL)
+ return false;
+
+ st->variables = newvars;
+
+ var = &newvars[st->nvariables];
+
+ var->name = NULL;
+ var->value = NULL;
+
+ if ((var->name = strdup(name)) == NULL
+ || (var->value = strdup(value)) == NULL)
+ {
+ free(var->name);
+ free(var->value);
+ return false;
+ }
+
+ st->nvariables++;
+
+ qsort((void *) st->variables, st->nvariables, sizeof(Variable),
+ compareVariables);
+ }
+ else
+ {
+ char *val;
+
+ if ((val = strdup(value)) == NULL)
+ return false;
+
+ free(var->value);
+ var->value = val;
+ }
+
+ return true;
+}
+
+static char *
+assignVariables(CState * st, char *sql)
+{
+ int i,
+ j;
+ char *p,
+ *name,
+ *val;
+ void *tmp;
+
+ i = 0;
+ while ((p = strchr(&sql[i], ':')) != NULL)
+ {
+ i = j = p - sql;
+ do
+ {
+ i++;
+ } while (isalnum((unsigned char) sql[i]) || sql[i] == '_');
+ if (i == j + 1)
+ continue;
+
+ name = malloc(i - j);
+ if (name == NULL)
+ return NULL;
+ memcpy(name, &sql[j + 1], i - (j + 1));
+ name[i - (j + 1)] = '\0';
+ val = getVariable(st, name);
+ free(name);
+ if (val == NULL)
+ continue;
+
+ if (strlen(val) > i - j)
+ {
+ tmp = realloc(sql, strlen(sql) - (i - j) + strlen(val) + 1);
+ if (tmp == NULL)
+ {
+ free(sql);
+ return NULL;
+ }
+ sql = tmp;
+ }
+
+ if (strlen(val) != i - j)
+ memmove(&sql[j + strlen(val)], &sql[i], strlen(&sql[i]) + 1);
+
+ strncpy(&sql[j], val, strlen(val));
+
+ if (strlen(val) < i - j)
+ {
+ tmp = realloc(sql, strlen(sql) + 1);
+ if (tmp == NULL)
+ {
+ free(sql);
+ return NULL;
+ }
+ sql = tmp;
+ }
+
+ i = j + strlen(val);
+ }
+
+ return sql;
+}
+
static void
-doOne(CState * state, int n, int debug)
+doCustom(CState * state, int n, int debug)
{
- char sql[256];
PGresult *res;
CState *st = &state[n];
+ Command **commands;
+
+top:
+ commands = sql_files[st->use_file];
if (st->listen)
{ /* are we receiver? */
- if (debug)
- fprintf(stderr, "client %d receiving\n", n);
- while (PQisBusy(st->con) == TRUE)
+ if (commands[st->state]->type == SQL_COMMAND)
{
+ 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);
st->con = NULL;
return;
}
+ if (PQisBusy(st->con))
+ return; /* don't have the whole result yet */
}
- switch (st->state)
+ /*
+ * transaction finished: record the time it took in the log
+ */
+ if (use_log && commands[st->state + 1] == NULL)
{
- 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" */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_COMMAND_OK))
- return;
+ 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 %d %ld %ld\n",
+ st->id, st->cnt, diff, st->use_file, now.tv_sec,now.tv_usec);
+ }
+
+ if (commands[st->state]->type == SQL_COMMAND)
+ {
+ res = PQgetResult(st->con);
+ if (check(state, res, n))
+ {
PQclear(res);
- discard_response(st);
+ return;
+ }
+ PQclear(res);
+ discard_response(st);
+ }
- if (is_connect)
+ if (commands[st->state + 1] == NULL)
+ {
+ 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;
}
-
- if (++st->cnt >= nxacts)
- {
- remains--; /* I've done */
- if (st->con != NULL)
- {
- PQfinish(st->con);
- st->con = NULL;
- }
- return;
- }
- break;
+ return;
+ }
}
/* increment state counter */
st->state++;
- if (st->state > 6)
+ if (commands[st->state] == NULL)
+ {
st->state = 0;
+ st->use_file = getrand(0, num_files - 1);
+ commands = sql_files[st->use_file];
+ }
}
if (st->con == NULL)
}
}
- 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);
- break;
- case 1:
- sprintf(sql, "update accounts set abalance = abalance + %d where aid = %d\n", st->delta, st->aid);
- break;
- case 2:
- sprintf(sql, "select abalance from accounts where aid = %d", st->aid);
- break;
- case 3:
- sprintf(sql, "update tellers set tbalance = tbalance + %d where tid = %d\n",
- st->delta, st->tid);
- break;
- case 4:
- sprintf(sql, "update branches set bbalance = bbalance + %d where bid = %d", st->delta, st->bid);
- break;
- case 5:
- sprintf(sql, "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 (use_log && st->state == 0)
+ gettimeofday(&(st->txn_begin), NULL);
- if (debug)
- fprintf(stderr, "client %d sending %s\n", n, sql);
- if (PQsendQuery(st->con, sql) == 0)
+ if (commands[st->state]->type == SQL_COMMAND)
{
+ char *sql;
+
+ if ((sql = strdup(commands[st->state]->argv[0])) == NULL
+ || (sql = assignVariables(st, sql)) == NULL)
+ {
+ fprintf(stderr, "out of memory\n");
+ st->ecnt++;
+ return;
+ }
+
if (debug)
- fprintf(stderr, "PQsendQuery(%s)failed\n", sql);
- st->ecnt++;
+ 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 = 1; /* flags that should be listened */
+ }
+ free(sql);
}
- else
+ else if (commands[st->state]->type == META_COMMAND)
{
- st->listen++; /* flags that should be listned */
- }
-}
-
-/* process a select only transaction */
-static void
-doSelectOnly(CState * state, int n, int debug)
-{
- char sql[256];
- PGresult *res;
- CState *st = &state[n];
+ int argc = commands[st->state]->argc,
+ i;
+ char **argv = commands[st->state]->argv;
- if (st->listen)
- { /* are we receiver? */
if (debug)
- fprintf(stderr, "client %d receiving\n", n);
- while (PQisBusy(st->con) == TRUE)
{
- 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;
- }
+ fprintf(stderr, "client %d executing \\%s", n, argv[0]);
+ for (i = 1; i < argc; i++)
+ fprintf(stderr, " %s", argv[i]);
+ fprintf(stderr, "\n");
}
- switch (st->state)
+ if (pg_strcasecmp(argv[0], "setrandom") == 0)
{
- case 0: /* response to "select abalance ..." */
- res = PQgetResult(st->con);
- if (check(state, res, n, PGRES_TUPLES_OK))
+ char *var;
+ int min,
+ max;
+ char res[64];
+
+ if (*argv[2] == ':')
+ {
+ if ((var = getVariable(st, argv[2] + 1)) == NULL)
+ {
+ fprintf(stderr, "%s: undefined variable %s\n", argv[0], argv[2]);
+ st->ecnt++;
return;
- PQclear(res);
- discard_response(st);
+ }
+ min = atoi(var);
+ }
+ else
+ min = atoi(argv[2]);
+
+#ifdef NOT_USED
+ if (min < 0)
+ {
+ fprintf(stderr, "%s: invalid minimum number %d\n", argv[0], min);
+ st->ecnt++;
+ return;
+ }
+#endif
- if (is_connect)
+ if (*argv[3] == ':')
+ {
+ if ((var = getVariable(st, argv[3] + 1)) == NULL)
{
- PQfinish(st->con);
- st->con = NULL;
+ fprintf(stderr, "%s: undefined variable %s\n", argv[0], argv[3]);
+ st->ecnt++;
+ return;
+ }
+ max = atoi(var);
+ }
+ else
+ max = atoi(argv[3]);
+
+ if (max < min || max > MAX_RANDOM_VALUE)
+ {
+ fprintf(stderr, "%s: invalid maximum number %d\n", argv[0], max);
+ st->ecnt++;
+ return;
+ }
+
+#ifdef DEBUG
+ printf("min: %d max: %d random: %d\n", min, max, getrand(min, max));
+#endif
+ snprintf(res, sizeof(res), "%d", getrand(min, max));
+
+ if (putVariable(st, argv[1], res) == false)
+ {
+ fprintf(stderr, "%s: out of memory\n", argv[0]);
+ st->ecnt++;
+ return;
+ }
+
+ st->listen = 1;
+ }
+ else if (pg_strcasecmp(argv[0], "set") == 0)
+ {
+ char *var;
+ int ope1,
+ ope2;
+ char res[64];
+
+ if (*argv[2] == ':')
+ {
+ if ((var = getVariable(st, argv[2] + 1)) == NULL)
+ {
+ fprintf(stderr, "%s: undefined variable %s\n", argv[0], argv[2]);
+ st->ecnt++;
+ return;
}
+ ope1 = atoi(var);
+ }
+ else
+ ope1 = atoi(argv[2]);
- if (++st->cnt >= nxacts)
+ if (argc < 5)
+ snprintf(res, sizeof(res), "%d", ope1);
+ else
+ {
+ if (*argv[4] == ':')
{
- remains--; /* I've done */
- if (st->con != NULL)
+ if ((var = getVariable(st, argv[4] + 1)) == NULL)
{
- PQfinish(st->con);
- st->con = NULL;
+ fprintf(stderr, "%s: undefined variable %s\n", argv[0], argv[4]);
+ st->ecnt++;
+ return;
}
+ ope2 = atoi(var);
+ }
+ else
+ ope2 = atoi(argv[4]);
+
+ if (strcmp(argv[3], "+") == 0)
+ snprintf(res, sizeof(res), "%d", ope1 + ope2);
+ else if (strcmp(argv[3], "-") == 0)
+ snprintf(res, sizeof(res), "%d", ope1 - ope2);
+ else if (strcmp(argv[3], "*") == 0)
+ snprintf(res, sizeof(res), "%d", ope1 * ope2);
+ else if (strcmp(argv[3], "/") == 0)
+ {
+ if (ope2 == 0)
+ {
+ fprintf(stderr, "%s: division by zero\n", argv[0]);
+ st->ecnt++;
+ return;
+ }
+ snprintf(res, sizeof(res), "%d", ope1 / ope2);
+ }
+ else
+ {
+ fprintf(stderr, "%s: unsupported operator %s\n", argv[0], argv[3]);
+ st->ecnt++;
return;
}
- break;
+ }
+
+ if (putVariable(st, argv[1], res) == false)
+ {
+ fprintf(stderr, "%s: out of memory\n", argv[0]);
+ st->ecnt++;
+ return;
+ }
+
+ st->listen = 1;
}
- /* increment state counter */
- st->state++;
- if (st->state > 0)
- st->state = 0;
+ goto top;
}
+}
- if (st->con == NULL)
+/* discard connections */
+static void
+disconnect_all(CState * state)
+{
+ int i;
+
+ for (i = 0; i < nclients; i++)
{
- if ((st->con = doConnect()) == NULL)
+ if (state[i].con)
+ PQfinish(state[i].con);
+ }
+}
+
+/* create tables and setup data */
+static void
+init(void)
+{
+ PGconn *con;
+ PGresult *res;
+ static char *DDLs[] = {
+ "drop table if exists branches",
+ "create table branches(bid int not null,bbalance int,filler char(88))",
+ "drop table if exists tellers",
+ "create table tellers(tid int not null,bid int,tbalance int,filler char(84))",
+ "drop table if exists accounts",
+ "create table accounts(aid int not null,bid int,abalance int,filler char(84))",
+ "drop table if exists history",
+ "create table history(tid int,bid int,aid int,delta int,mtime timestamp,filler char(22))"};
+ static char *DDLAFTERs[] = {
+ "alter table branches add primary key (bid)",
+ "alter table tellers add primary key (tid)",
+ "alter table accounts add primary key (aid)"};
+
+
+ char sql[256];
+
+ int i;
+
+ if ((con = doConnect()) == NULL)
+ exit(1);
+
+ for (i = 0; i < lengthof(DDLs); i++)
+ executeStatement(con, DDLs[i]);
+
+ executeStatement(con, "begin");
+
+ for (i = 0; i < nbranches * scale; i++)
+ {
+ snprintf(sql, 256, "insert into branches(bid,bbalance) values(%d,0)", i + 1);
+ executeStatement(con, sql);
+ }
+
+ for (i = 0; i < ntellers * scale; i++)
+ {
+ snprintf(sql, 256, "insert into tellers(tid,bid,tbalance) values (%d,%d,0)"
+ ,i + 1, i / ntellers + 1);
+ executeStatement(con, sql);
+ }
+
+ executeStatement(con, "commit");
+
+ /*
+ * fill the accounts table with some data
+ */
+ fprintf(stderr, "creating tables...\n");
+
+ executeStatement(con, "begin");
+ executeStatement(con, "truncate accounts");
+
+ res = PQexec(con, "copy accounts from stdin");
+ if (PQresultStatus(res) != PGRES_COPY_IN)
+ {
+ fprintf(stderr, "%s", PQerrorMessage(con));
+ exit(1);
+ }
+ PQclear(res);
+
+ for (i = 0; i < naccounts * scale; i++)
+ {
+ int j = i + 1;
+
+ snprintf(sql, 256, "%d\t%d\t%d\t\n", j, i / naccounts + 1, 0);
+ if (PQputline(con, sql))
{
- fprintf(stderr, "Client %d aborted in establishing connection.\n",
- n);
- remains--; /* I've aborted */
- PQfinish(st->con);
- st->con = NULL;
- return;
+ fprintf(stderr, "PQputline failed\n");
+ exit(1);
}
+
+ if (j % 10000 == 0)
+ fprintf(stderr, "%d tuples done.\n", j);
+ }
+ if (PQputline(con, "\\.\n"))
+ {
+ fprintf(stderr, "very last PQputline failed\n");
+ exit(1);
+ }
+ if (PQendcopy(con))
+ {
+ fprintf(stderr, "PQendcopy failed\n");
+ exit(1);
+ }
+ executeStatement(con, "commit");
+
+ /*
+ * create indexes
+ */
+ fprintf(stderr, "set primary key...\n");
+ for (i = 0; i < lengthof(DDLAFTERs); i++)
+ executeStatement(con, DDLAFTERs[i]);
+
+ /* vacuum */
+ fprintf(stderr, "vacuum...");
+ executeStatement(con, "vacuum analyze");
+
+ fprintf(stderr, "done.\n");
+ PQfinish(con);
+}
+
+static Command *
+process_commands(char *buf)
+{
+ const char delim[] = " \f\n\r\t\v";
+
+ Command *my_commands;
+ int j;
+ char *p,
+ *tok;
+
+ if ((p = strchr(buf, '\n')) != NULL)
+ *p = '\0';
+
+ p = buf;
+ while (isspace((unsigned char) *p))
+ p++;
+
+ if (*p == '\0' || strncmp(p, "--", 2) == 0)
+ {
+ return NULL;
}
- switch (st->state)
+ my_commands = (Command *) malloc(sizeof(Command));
+ if (my_commands == NULL)
{
- case 0:
- st->aid = getrand(1, naccounts * tps);
- sprintf(sql, "select abalance from accounts where aid = %d", st->aid);
- break;
+ return NULL;
}
- if (debug)
- fprintf(stderr, "client %d sending %s\n", n, sql);
+ my_commands->argc = 0;
- if (PQsendQuery(st->con, sql) == 0)
+ if (*p == '\\')
{
- if (debug)
- fprintf(stderr, "PQsendQuery(%s)failed\n", sql);
- st->ecnt++;
+ my_commands->type = META_COMMAND;
+
+ j = 0;
+ tok = strtok(++p, delim);
+
+ while (tok != NULL)
+ {
+ if ((my_commands->argv[j] = strdup(tok)) == NULL)
+ return NULL;
+
+ my_commands->argc++;
+
+ j++;
+ tok = strtok(NULL, delim);
+ }
+
+ if (pg_strcasecmp(my_commands->argv[0], "setrandom") == 0)
+ {
+ if (my_commands->argc < 4)
+ {
+ fprintf(stderr, "%s: missing argument\n", my_commands->argv[0]);
+ return NULL;
+ }
+
+ for (j = 4; j < my_commands->argc; j++)
+ fprintf(stderr, "%s: extra argument \"%s\" ignored\n",
+ my_commands->argv[0], my_commands->argv[j]);
+ }
+ else if (pg_strcasecmp(my_commands->argv[0], "set") == 0)
+ {
+ if (my_commands->argc < 3)
+ {
+ fprintf(stderr, "%s: missing argument\n", my_commands->argv[0]);
+ return NULL;
+ }
+
+ for (j = my_commands->argc < 5 ? 3 : 5; j < my_commands->argc; j++)
+ fprintf(stderr, "%s: extra argument \"%s\" ignored\n",
+ my_commands->argv[0], my_commands->argv[j]);
+ }
+ else
+ {
+ fprintf(stderr, "invalid command %s\n", my_commands->argv[0]);
+ return NULL;
+ }
}
else
{
- st->listen++; /* flags that should be listned */
- }
-}
+ my_commands->type = SQL_COMMAND;
-/* discard connections */
-static void
-disconnect_all(CState * state)
-{
- int i;
+ if ((my_commands->argv[0] = strdup(p)) == NULL)
+ return NULL;
- for (i = 0; i < nclients; i++)
- {
- if (state[i].con)
- PQfinish(state[i].con);
+ my_commands->argc++;
}
+
+ return my_commands;
}
-/* create tables and setup data */
-static void
-init()
+static int
+process_file(char *filename)
{
- PGconn *con;
- PGresult *res;
- static char *DDLs[] = {
- "drop table branches",
- "create table branches(bid int, primary key(bid),bbalance int,filler char(88))",
- "drop table tellers",
- "create table tellers(tid int, primary key(tid),bid int,tbalance int,filler char(84))",
- "drop table accounts",
- "create table accounts(aid int,primary key(aid),bid int,abalance int,filler char(84))",
- "drop table history",
- "create table history(tid int,bid int,aid int,delta int,mtime timestamp,filler char(22))"};
- char sql[256];
-
- int i;
+#define COMMANDS_ALLOC_NUM 128
- if ((con = doConnect()) == NULL)
- exit(1);
+ Command **my_commands;
+ FILE *fd;
+ int lineno;
+ char buf[BUFSIZ];
+ int alloc_num;
- for (i = 0; i < (sizeof(DDLs) / sizeof(char *)); i++)
+ if (num_files >= MAX_FILES)
{
- res = PQexec(con, DDLs[i]);
- if (strncmp(DDLs[i], "drop", 4) && PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
+ fprintf(stderr, "Up to only %d SQL files are allowed\n", MAX_FILES);
+ exit(1);
}
- res = PQexec(con, "begin");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ 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", PQerrorMessage(con));
- exit(1);
+ fprintf(stderr, "%s: %s\n", filename, strerror(errno));
+ return false;
}
- for (i = 0; i < nbranches * tps; i++)
+ lineno = 0;
+
+ while (fgets(buf, sizeof(buf), fd) != NULL)
{
- sprintf(sql, "insert into branches(bid,bbalance) values(%d,0)", i + 1);
- res = PQexec(con, sql);
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ Command *commands;
+ int i;
+
+ i = 0;
+ while (isspace((unsigned char) buf[i]))
+ i++;
+
+ if (buf[i] != '\0' && strncmp(&buf[i], "--", 2) != 0)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
+ commands = process_commands(&buf[i]);
+ if (commands == NULL)
+ {
+ fclose(fd);
+ return false;
+ }
}
- PQclear(res);
- }
+ else
+ continue;
- for (i = 0; i < ntellers * tps; i++)
- {
- sprintf(sql, "insert into tellers(tid,bid,tbalance) values (%d,%d,0)"
- ,i + 1, i / ntellers + 1);
- res = PQexec(con, sql);
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ my_commands[lineno] = commands;
+ lineno++;
+
+ if (lineno >= alloc_num)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
+ alloc_num += COMMANDS_ALLOC_NUM;
+ my_commands = realloc(my_commands, sizeof(Command *) * alloc_num);
+ if (my_commands == NULL)
+ {
+ fclose(fd);
+ return false;
+ }
}
- PQclear(res);
}
+ fclose(fd);
- res = PQexec(con, "end");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
+ my_commands[lineno] = NULL;
+ sql_files[num_files++] = my_commands;
- /*
- * occupy accounts table with some data
- */
- fprintf(stderr, "creating tables...\n");
- for (i = 0; i < naccounts * tps; i++)
+ return true;
+}
+
+static Command **
+process_builtin(char *tb)
+{
+#define COMMANDS_ALLOC_NUM 128
+
+ Command **my_commands;
+ int lineno;
+ char buf[BUFSIZ];
+ int alloc_num;
+
+ if (*tb == '\0')
+ return NULL;
+
+ alloc_num = COMMANDS_ALLOC_NUM;
+ my_commands = (Command **) malloc(sizeof(Command *) * alloc_num);
+ if (my_commands == NULL)
+ return NULL;
+
+ lineno = 0;
+
+ for (;;)
{
- int j = i + 1;
+ char *p;
+ Command *commands;
- if (j % 10000 == 1)
- {
- res = PQexec(con, "copy accounts from stdin");
- if (PQresultStatus(res) != PGRES_COPY_IN)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- PQclear(res);
- }
+ p = buf;
+ while (*tb && *tb != '\n')
+ *p++ = *tb++;
- sprintf(sql, "%d\t%d\t%d\t\n", j, j / naccounts, 0);
- if (PQputline(con, sql))
- {
- fprintf(stderr, "PQputline failed\n");
- exit(1);
- }
+ if (*tb == '\0')
+ break;
- if (j % 10000 == 0)
+ if (*tb == '\n')
+ tb++;
+
+ *p = '\0';
+
+ commands = process_commands(buf);
+ if (commands == NULL)
{
- /*
- * every 10000 tuples, we commit the copy command. this should
- * avoid generating too much WAL logs
- */
- fprintf(stderr, "%d tuples done.\n", j);
- if (PQputline(con, "\\.\n"))
- {
- fprintf(stderr, "very last PQputline failed\n");
- exit(1);
- }
+ return NULL;
+ }
- if (PQendcopy(con))
- {
- fprintf(stderr, "PQendcopy failed\n");
- exit(1);
- }
+ my_commands[lineno] = commands;
+ lineno++;
- /*
- * do a checkpoint to purge the old WAL logs
- */
- res = PQexec(con, "checkpoint");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ if (lineno >= alloc_num)
+ {
+ alloc_num += COMMANDS_ALLOC_NUM;
+ my_commands = realloc(my_commands, sizeof(Command *) * alloc_num);
+ if (my_commands == NULL)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
+ return NULL;
}
}
}
- /* vacuum */
- fprintf(stderr, "vacuum...");
- res = PQexec(con, "vacuum analyze");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- fprintf(stderr, "done.\n");
+ my_commands[lineno] = NULL;
- PQfinish(con);
+ return my_commands;
}
/* print out results */
t2;
int i;
int normal_xacts = 0;
+ char *s;
for (i = 0; i < nclients; i++)
normal_xacts += state[i].cnt;
t2 = (tv3->tv_sec - tv2->tv_sec) * 1000000.0 + (tv3->tv_usec - tv2->tv_usec);
t2 = normal_xacts * 1000000.0 / t2;
- printf("transaction type: %s\n", ttype == 0 ? "TPC-B (sort of)" : "SELECT only");
- printf("scaling factor: %d\n", tps);
+ if (ttype == 0)
+ s = "TPC-B (sort of)";
+ else if (ttype == 2)
+ s = "Update only accounts";
+ else if (ttype == 1)
+ s = "SELECT only";
+ else
+ s = "Custom query";
+
+ printf("transaction type: %s\n", s);
+ printf("scaling factor: %d\n", scale);
printf("number of clients: %d\n", nclients);
printf("number of transactions per client: %d\n", nxacts);
printf("number of transactions actually processed: %d/%d\n", normal_xacts, nxacts * nclients);
- printf("tps = %f(including connections establishing)\n", t1);
- printf("tps = %f(excluding connections establishing)\n", t2);
+ printf("tps = %f (including connections establishing)\n", t1);
+ printf("tps = %f (excluding connections establishing)\n", t2);
}
int
main(int argc, char **argv)
{
- extern char *optarg;
- extern int optind,
- opterr,
- optopt;
int c;
int is_init_mode = 0; /* initialize mode? */
- int is_no_vacuum = 0; /* no vacuum at all before
- * testing? */
- int is_full_vacuum = 0; /* do full vacuum before testing? */
+ int is_no_vacuum = 0; /* no vacuum at all before testing? */
+ int do_vacuum_accounts = 0; /* do vacuum accounts before testing? */
int debug = 0; /* debug flag */
- int ttype = 0; /* transaction type. 0: TPC-B, 1: SELECT
- * only */
+ int ttype = 0; /* transaction type. 0: TPC-B, 1: SELECT only,
+ * 2: skip update of branches and tellers */
+ char *filename = NULL;
- static CState state[MAXCLIENTS]; /* clients status */
+ CState *state; /* status of clients */
struct timeval tv1; /* start up time */
- struct timeval tv2; /* after establishing all connections to
- * the backend */
+ struct timeval tv2; /* after establishing all connections to the
+ * backend */
struct timeval tv3; /* end time */
int i;
int nsocks; /* return from select(2) */
int maxsock; /* max socket number to be waited */
-#ifndef __CYGWIN__
+#ifdef HAVE_GETRLIMIT
struct rlimit rlim;
#endif
PGconn *con;
PGresult *res;
+ char *env;
- while ((c = getopt(argc, argv, "ih:nvp:dc:t:s:U:P:CS")) != -1)
+ char val[64];
+
+#ifdef WIN32
+ /* stderr is buffered on Win32. */
+ setvbuf(stderr, NULL, _IONBF, 0);
+#endif
+
+ if ((env = getenv("PGHOST")) != NULL && *env != '\0')
+ pghost = env;
+ if ((env = getenv("PGPORT")) != NULL && *env != '\0')
+ pgport = env;
+ else if ((env = getenv("PGUSER")) != NULL && *env != '\0')
+ login = env;
+
+ state = (CState *) malloc(sizeof(CState));
+ if (state == NULL)
+ {
+ fprintf(stderr, "Couldn't allocate memory for state\n");
+ exit(1);
+ }
+
+ memset(state, 0, sizeof(*state));
+
+ while ((c = getopt(argc, argv, "ih:nvp:dc:t:s:U:P:CNSlf:D:")) != -1)
{
switch (c)
{
is_no_vacuum++;
break;
case 'v':
- is_full_vacuum++;
+ do_vacuum_accounts++;
break;
case 'p':
pgport = optarg;
case 'S':
ttype = 1;
break;
+ case 'N':
+ ttype = 2;
+ break;
case 'c':
nclients = atoi(optarg);
if (nclients <= 0 || nclients > MAXCLIENTS)
{
- fprintf(stderr, "wrong number of clients: %d\n", nclients);
+ fprintf(stderr, "invalid number of clients: %d\n", nclients);
exit(1);
}
-#ifndef __CYGWIN__
-#ifdef RLIMIT_NOFILE /* most platform uses RLIMIT_NOFILE */
+#ifdef HAVE_GETRLIMIT
+#ifdef RLIMIT_NOFILE /* most platforms use RLIMIT_NOFILE */
if (getrlimit(RLIMIT_NOFILE, &rlim) == -1)
- {
#else /* but BSD doesn't ... */
if (getrlimit(RLIMIT_OFILE, &rlim) == -1)
+#endif /* RLIMIT_NOFILE */
{
-#endif /* HAVE_RLIMIT_NOFILE */
- fprintf(stderr, "getrlimit failed. reason: %s\n", strerror(errno));
+ fprintf(stderr, "getrlimit failed: %s\n", strerror(errno));
exit(1);
}
if (rlim.rlim_cur <= (nclients + 2))
{
- fprintf(stderr, "You need at least %d open files resource but you are only allowed to use %ld.\n", nclients + 2, (long) rlim.rlim_cur);
- fprintf(stderr, "Use limit/ulimt to increase the limit before using pgbench.\n");
+ fprintf(stderr, "You need at least %d open files but you are only allowed to use %ld.\n", nclients + 2, (long) rlim.rlim_cur);
+ fprintf(stderr, "Use limit/ulimit to increase the limit before using pgbench.\n");
exit(1);
}
-#endif /* #ifndef __CYGWIN__ */
+#endif /* HAVE_GETRLIMIT */
break;
case 'C':
is_connect = 1;
break;
case 's':
- tps = atoi(optarg);
- if (tps <= 0)
+ scale = atoi(optarg);
+ if (scale <= 0)
{
- fprintf(stderr, "wrong scaling factor: %d\n", tps);
+ fprintf(stderr, "invalid scaling factor: %d\n", scale);
exit(1);
}
break;
nxacts = atoi(optarg);
if (nxacts <= 0)
{
- fprintf(stderr, "wrong number of transactions: %d\n", nxacts);
+ fprintf(stderr, "invalid number of transactions: %d\n", nxacts);
exit(1);
}
break;
case 'P':
pwd = optarg;
break;
+ case 'l':
+ use_log = true;
+ break;
+ case 'f':
+ ttype = 3;
+ filename = optarg;
+ if (process_file(filename) == false || *sql_files[num_files - 1] == NULL)
+ exit(1);
+ break;
+ case 'D':
+ {
+ char *p;
+
+ if ((p = strchr(optarg, '=')) == NULL || p == optarg || *(p + 1) == '\0')
+ {
+ fprintf(stderr, "invalid variable definition: %s\n", optarg);
+ exit(1);
+ }
+
+ *p++ = '\0';
+ if (putVariable(&state[0], optarg, p) == false)
+ {
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
+ exit(1);
+ }
+ }
+ break;
default:
usage();
exit(1);
dbName = argv[optind];
else
{
- dbName = getenv("USER");
- if (dbName == NULL)
+ if ((env = getenv("PGDATABASE")) != NULL && *env != '\0')
+ dbName = env;
+ else if (login != NULL && *login != '\0')
+ dbName = login;
+ else
dbName = "";
}
remains = nclients;
+ if (getVariable(&state[0], "scale") == NULL)
+ {
+ snprintf(val, sizeof(val), "%d", scale);
+ if (putVariable(&state[0], "scale", val) == false)
+ {
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
+ exit(1);
+ }
+ }
+
+ if (nclients > 1)
+ {
+ state = (CState *) realloc(state, sizeof(CState) * nclients);
+ if (state == NULL)
+ {
+ fprintf(stderr, "Couldn't allocate memory for state\n");
+ exit(1);
+ }
+
+ memset(state + 1, 0, sizeof(*state) * (nclients - 1));
+
+ snprintf(val, sizeof(val), "%d", scale);
+
+ for (i = 1; i < nclients; i++)
+ {
+ int j;
+
+ for (j = 0; j < state[0].nvariables; j++)
+ {
+ if (putVariable(&state[i], state[0].variables[j].name, state[0].variables[j].value) == false)
+ {
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
+ exit(1);
+ }
+ }
+
+ if (putVariable(&state[i], "scale", val) == false)
+ {
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
+ exit(1);
+ }
+ }
+ }
+
+ if (use_log)
+ {
+ char logpath[64];
+
+ snprintf(logpath, 64, "pgbench_log.%d", getpid());
+ LOGFILE = fopen(logpath, "w");
+
+ if (LOGFILE == NULL)
+ {
+ fprintf(stderr, "Couldn't open logfile \"%s\": %s", logpath, strerror(errno));
+ exit(1);
+ }
+ }
+
if (debug)
{
printf("pghost: %s pgport: %s nclients: %d nxacts: %d dbName: %s\n",
exit(1);
}
- /*
- * get the scaling factor that should be same as count(*) from
- * branches...
- */
- res = PQexec(con, "select count(*) from branches");
- if (PQresultStatus(res) != PGRES_TUPLES_OK)
- {
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
- }
- tps = atoi(PQgetvalue(res, 0, 0));
- if (tps < 0)
- {
- fprintf(stderr, "count(*) from branches invalid (%d)\n", tps);
- exit(1);
- }
- PQclear(res);
-
- if (!is_no_vacuum)
+ if (ttype != 3)
{
- fprintf(stderr, "starting vacuum...");
- res = PQexec(con, "vacuum branches");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ /*
+ * get the scaling factor that should be same as count(*) from
+ * branches if this is not a custom query
+ */
+ res = PQexec(con, "select count(*) from branches");
+ if (PQresultStatus(res) != PGRES_TUPLES_OK)
{
fprintf(stderr, "%s", PQerrorMessage(con));
exit(1);
}
- PQclear(res);
-
- res = PQexec(con, "vacuum tellers");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ scale = atoi(PQgetvalue(res, 0, 0));
+ if (scale < 0)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
+ fprintf(stderr, "count(*) from branches invalid (%d)\n", scale);
exit(1);
}
PQclear(res);
- res = PQexec(con, "delete from history");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ snprintf(val, sizeof(val), "%d", scale);
+ if (putVariable(&state[0], "scale", val) == false)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
exit(1);
}
- PQclear(res);
- res = PQexec(con, "vacuum history");
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+
+ if (nclients > 1)
{
- fprintf(stderr, "%s", PQerrorMessage(con));
- exit(1);
+ for (i = 1; i < nclients; i++)
+ {
+ if (putVariable(&state[i], "scale", val) == false)
+ {
+ fprintf(stderr, "Couldn't allocate memory for variable\n");
+ exit(1);
+ }
+ }
}
- PQclear(res);
+ }
+ if (!is_no_vacuum)
+ {
+ fprintf(stderr, "starting vacuum...");
+ executeStatement(con, "vacuum branches");
+ executeStatement(con, "vacuum tellers");
+ executeStatement(con, "delete from history");
+ executeStatement(con, "vacuum history");
fprintf(stderr, "end.\n");
- if (is_full_vacuum)
+ if (do_vacuum_accounts)
{
- 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, "starting vacuum accounts...");
+ executeStatement(con, "vacuum analyze accounts");
fprintf(stderr, "end.\n");
}
}
PQfinish(con);
/* set random seed */
- gettimeofday(&tv1, 0);
- srand((uint) tv1.tv_usec);
+ gettimeofday(&tv1, NULL);
+ srandom((unsigned int) tv1.tv_usec);
/* get start up time */
- gettimeofday(&tv1, 0);
+ gettimeofday(&tv1, NULL);
if (is_connect == 0)
{
/* make connections to the database */
for (i = 0; i < nclients; i++)
{
+ state[i].id = i;
if ((state[i].con = doConnect()) == NULL)
exit(1);
}
}
/* time after connections set up */
- gettimeofday(&tv2, 0);
+ gettimeofday(&tv2, NULL);
+
+ /* process bultin SQL scripts */
+ switch (ttype)
+ {
+ case 0:
+ sql_files[0] = process_builtin(tpc_b);
+ num_files = 1;
+ break;
+
+ case 1:
+ sql_files[0] = process_builtin(select_only);
+ num_files = 1;
+ break;
+
+ case 2:
+ sql_files[0] = process_builtin(simple_update);
+ num_files = 1;
+ break;
+
+ default:
+ break;
+ }
- /* send start up quries in async manner */
+ /* send start up queries in async manner */
for (i = 0; i < nclients; i++)
{
- if (ttype == 0)
- doOne(state, i, debug);
- else if (ttype == 1)
- doSelectOnly(state, i, debug);
+ Command **commands = sql_files[state[i].use_file];
+ int prev_ecnt = state[i].ecnt;
+
+ state[i].use_file = getrand(0, num_files - 1);
+ doCustom(state, i, debug);
+
+ if (state[i].ecnt > prev_ecnt && commands[state[i].state]->type == META_COMMAND)
+ {
+ fprintf(stderr, "Client %d aborted in state %d. Execution meta-command failed.\n", i, state[i].state);
+ remains--; /* I've aborted */
+ PQfinish(state[i].con);
+ state[i].con = NULL;
+ }
}
for (;;)
{ /* all done ? */
disconnect_all(state);
/* get end time */
- gettimeofday(&tv3, 0);
+ gettimeofday(&tv3, NULL);
printResults(ttype, state, &tv1, &tv2, &tv3);
+ if (LOGFILE)
+ fclose(LOGFILE);
exit(0);
}
FD_ZERO(&input_mask);
- maxsock = 0;
+ maxsock = -1;
for (i = 0; i < nclients; i++)
{
- if (state[i].con)
+ 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);
if (sock < 0)
{
- fprintf(stderr, "Client %d: PQsock failed\n", i);
disconnect_all(state);
exit(1);
}
}
}
- if ((nsocks = select(maxsock + 1, &input_mask, (fd_set *) NULL,
- (fd_set *) NULL, (struct timeval *) NULL)) < 0)
+ if (maxsock != -1)
{
- if (errno == EINTR)
- continue;
- /* must be something wrong */
- disconnect_all(state);
- fprintf(stderr, "select failed: %s\n", strerror(errno));
- exit(1);
- }
- else if (nsocks == 0)
- { /* timeout */
- fprintf(stderr, "select timeout\n");
- for (i = 0; i < nclients; i++)
+ if ((nsocks = select(maxsock + 1, &input_mask, (fd_set *) NULL,
+ (fd_set *) NULL, (struct timeval *) NULL)) < 0)
{
- fprintf(stderr, "client %d:state %d cnt %d ecnt %d listen %d\n",
- i, state[i].state, state[i].cnt, state[i].ecnt, state[i].listen);
+ if (errno == EINTR)
+ continue;
+ /* must be something wrong */
+ disconnect_all(state);
+ fprintf(stderr, "select failed: %s\n", strerror(errno));
+ exit(1);
+ }
+ else if (nsocks == 0)
+ { /* timeout */
+ fprintf(stderr, "select timeout\n");
+ for (i = 0; i < nclients; i++)
+ {
+ fprintf(stderr, "client %d:state %d cnt %d ecnt %d listen %d\n",
+ i, state[i].state, state[i].cnt, state[i].ecnt, state[i].listen);
+ }
+ exit(0);
}
- exit(0);
}
/* ok, backend returns reply */
for (i = 0; i < nclients; i++)
{
- if (state[i].con && FD_ISSET(PQsocket(state[i].con), &input_mask))
+ Command **commands = sql_files[state[i].use_file];
+ int prev_ecnt = state[i].ecnt;
+
+ if (state[i].con && (FD_ISSET(PQsocket(state[i].con), &input_mask)
+ || commands[state[i].state]->type == META_COMMAND))
{
- if (ttype == 0)
- doOne(state, i, debug);
- else if (ttype == 1)
- doSelectOnly(state, i, debug);
+ doCustom(state, i, debug);
+ }
+
+ if (state[i].ecnt > prev_ecnt && commands[state[i].state]->type == META_COMMAND)
+ {
+ fprintf(stderr, "Client %d aborted in state %d. Execution meta-command failed.\n", i, state[i].state);
+ remains--; /* I've aborted */
+ PQfinish(state[i].con);
+ state[i].con = NULL;
}
}
}