C++ (Cpp) DB_ENV::set_lg_max Examples

Example #1

File: TestEnvConfig.c Project: balagopalraj/clearlinux

int TestSetLogMax(CuTest *ct) {
    DB_ENV *dbenv;
    u_int32_t v;

    dbenv = NULL;
    /* lg_max: reset at run-time. */
    ENV
    CuAssertTrue(ct, dbenv->set_lg_max(dbenv, 37 * 1024 * 1024) == 0);
    CuAssertTrue(ct, dbenv->open(dbenv,
                                 TEST_ENV, DB_CREATE | DB_INIT_LOG, 0666) == 0);
    CuAssertTrue(ct, dbenv->get_lg_max(dbenv, &v) == 0);
    CuAssertTrue(ct, v == 37 * 1024 * 1024);
    ENV
    CuAssertTrue(ct, dbenv->set_lg_max(dbenv, 63 * 1024 * 1024) == 0);
    CuAssertTrue(ct, dbenv->open(dbenv, TEST_ENV, DB_JOINENV, 0666) == 0);
    CuAssertTrue(ct, dbenv->get_lg_max(dbenv, &v) == 0);
    CuAssertTrue(ct, v == 63 * 1024 * 1024);
    return (0);
}

Example #2

File: TestEnvConfig.c Project: CompassHXM/h-store

int TestSetLogMax(CuTest *ct) {
	DB_ENV *dbenv;
	struct context *info;
	FILE *msgfile;
	char *path;
	u_int32_t v;

	dbenv = NULL;
	if ((path = calloc(100, sizeof(char))) == NULL)
		return (ENOMEM);
	snprintf(path, 100, "%s%c%s", TEST_ENV, PATH_SEPARATOR[0], "msgfile");
	if ((msgfile = fopen(path, "w")) == NULL)
		return (EINVAL);
	info = ct->context;
	info->fp = msgfile;
	info->path = path;
	/* lg_max: reset at run-time. */
	ENV
	CuAssertTrue(ct, dbenv->set_lg_max(dbenv, 37 * 1024 * 1024) == 0);
	CuAssertTrue(ct, dbenv->open(dbenv,
	    TEST_ENV, DB_CREATE | DB_INIT_LOG, 0666) == 0);
	CuAssertTrue(ct, dbenv->get_lg_max(dbenv, &v) == 0);
	CuAssertTrue(ct, v == 37 * 1024 * 1024);
	ENV
	/* New log maximum size is ignored when joining the environment. */
	CuAssertTrue(ct, dbenv->set_lg_max(dbenv, 63 * 1024 * 1024) == 0);
	/* Redirect the error message to suppress the warning. */
	dbenv->set_msgfile(dbenv, msgfile);
	CuAssertTrue(ct, dbenv->open(dbenv, TEST_ENV, DB_JOINENV, 0666) == 0);
	CuAssertTrue(ct, dbenv->get_lg_max(dbenv, &v) == 0);
	CuAssertTrue(ct, v == 37 * 1024 * 1024);
	/* Direct the error message back to the standard output. */
	dbenv->set_msgfile(dbenv, NULL);
	/* Re-config the log maximum size after opening the environment. */
	CuAssertTrue(ct, dbenv->set_lg_max(dbenv, 63 * 1024 * 1024) == 0);
	CuAssertTrue(ct, dbenv->get_lg_max(dbenv, &v) == 0);
	CuAssertTrue(ct, v == 63 * 1024 * 1024);
	return (0);
}

Example #3

File: b_inmem.c Project: AdeebNqo/poedit

static void
b_inmem_op_tds(u_int ops, int update, u_int32_t env_flags, u_int32_t log_flags)
{
	DB *dbp;
	DBT key, data;
	DB_ENV *dbenv;
	DB_MPOOL_STAT  *gsp;
	DB_TXN *txn;
	char *keybuf, *databuf;

	DB_BENCH_ASSERT((keybuf = malloc(keysize)) != NULL);
	DB_BENCH_ASSERT((databuf = malloc(datasize)) != NULL);

	memset(&key, 0, sizeof(key));
	memset(&data, 0, sizeof(data));
	key.data = keybuf;
	key.size = keysize;
	memset(keybuf, 'a', keysize);

	data.data = databuf;
	data.size = datasize;
	memset(databuf, 'b', datasize);

	DB_BENCH_ASSERT(db_env_create(&dbenv, 0) == 0);

	dbenv->set_errfile(dbenv, stderr);

	/* General environment configuration. */
#ifdef DB_AUTO_COMMIT
	DB_BENCH_ASSERT(dbenv->set_flags(dbenv, DB_AUTO_COMMIT, 1) == 0);
#endif
	if (env_flags != 0)
		DB_BENCH_ASSERT(dbenv->set_flags(dbenv, env_flags, 1) == 0);

	/* Logging configuration. */
	if (log_flags != 0)
#if DB_VERSION_MINOR >= 7
		DB_BENCH_ASSERT(
		    dbenv->log_set_config(dbenv, log_flags, 1) == 0);
#else
		DB_BENCH_ASSERT(dbenv->set_flags(dbenv, log_flags, 1) == 0);
#endif
#ifdef DB_LOG_INMEMORY
	if (!(log_flags & DB_LOG_INMEMORY))
#endif
#ifdef DB_LOG_IN_MEMORY
	if (!(log_flags & DB_LOG_IN_MEMORY))
#endif
		DB_BENCH_ASSERT(dbenv->set_lg_max(dbenv, logbufsize * 10) == 0);
	DB_BENCH_ASSERT(dbenv->set_lg_bsize(dbenv, logbufsize) == 0);

	DB_BENCH_ASSERT(dbenv->open(dbenv, "TESTDIR",
	    DB_CREATE | DB_PRIVATE | DB_INIT_LOCK |
	    DB_INIT_LOG | DB_INIT_MPOOL | DB_INIT_TXN, 0666) == 0);

	DB_BENCH_ASSERT(db_create(&dbp, dbenv, 0) == 0);
	DB_BENCH_ASSERT(dbp->set_pagesize(dbp, pagesize) == 0);
	DB_BENCH_ASSERT(dbp->open(
	    dbp, NULL, TESTFILE, NULL, DB_BTREE, DB_CREATE, 0666) == 0);

	if (update) {
		(void)dbenv->memp_stat(dbenv, &gsp, NULL, DB_STAT_CLEAR);

		TIMER_START;
		for (; ops > 0; --ops)
			DB_BENCH_ASSERT(
			    dbp->put(dbp, NULL, &key, &data, 0) == 0);
		TIMER_STOP;

		if (dbenv->memp_stat(dbenv, &gsp, NULL, 0) == 0)
			DB_BENCH_ASSERT(gsp->st_page_out == 0);
	} else {
		DB_BENCH_ASSERT(dbp->put(dbp, NULL, &key, &data, 0) == 0);
		(void)dbenv->memp_stat(dbenv, &gsp, NULL, DB_STAT_CLEAR);

		TIMER_START;
		for (; ops > 0; --ops) {
			DB_BENCH_ASSERT(
			    dbenv->txn_begin(dbenv, NULL, &txn, 0) == 0);
			DB_BENCH_ASSERT(
			    dbp->get(dbp, NULL, &key, &data, 0) == 0);
			DB_BENCH_ASSERT(txn->commit(txn, 0) == 0);
		}
		TIMER_STOP;

		if (dbenv->memp_stat(dbenv, &gsp, NULL, 0) == 0)
			DB_BENCH_ASSERT(gsp->st_cache_miss == 0);
	}

	DB_BENCH_ASSERT(dbp->close(dbp, 0) == 0);
	DB_BENCH_ASSERT(dbenv->close(dbenv, 0) == 0);
}

Example #4

File: test_env_config.c Project: sukantoguha/INET-Vagrant-Demos

int
main()
{
	const u_int8_t *lk_conflicts;
	DB_ENV *dbenv;
	db_timeout_t timeout;
	u_int32_t a, b, v;
	int lk_modes, ncache, nmodes;
	u_int8_t conflicts[40];

	dbenv = NULL;

	/* tx_max: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_tx_max(dbenv, 37) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_TXN, 0666) == 0);
	assert(dbenv->get_tx_max(dbenv, &v) == 0);
	assert(v == 37);
	ENV
	assert(dbenv->set_tx_max(dbenv, 63) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_tx_max(dbenv, &v) == 0);
	assert(v == 37);

	/* lg_max: reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lg_max(dbenv, 37 * 1024 * 1024) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOG, 0666) == 0);
	assert(dbenv->get_lg_max(dbenv, &v) == 0);
	assert(v == 37 * 1024 * 1024);
	ENV
	assert(dbenv->set_lg_max(dbenv, 63 * 1024 * 1024) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lg_max(dbenv, &v) == 0);
	assert(v == 63 * 1024 * 1024);

	/* lg_bsize: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lg_bsize(dbenv, 37 * 1024) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOG, 0666) == 0);
	assert(dbenv->get_lg_bsize(dbenv, &v) == 0);
	assert(v == 37 * 1024);
	ENV
	assert(dbenv->set_lg_bsize(dbenv, 63 * 1024) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lg_bsize(dbenv, &v) == 0);
	assert(v == 37 * 1024);

	/* lg_regionmax: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lg_regionmax(dbenv, 137 * 1024) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOG, 0666) == 0);
	assert(dbenv->get_lg_regionmax(dbenv, &v) == 0);
	assert(v == 137 * 1024);
	ENV
	assert(dbenv->set_lg_regionmax(dbenv, 163 * 1024) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lg_regionmax(dbenv, &v) == 0);
	assert(v == 137 * 1024);

	/* lk_get_lk_conflicts: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	memset(conflicts, 'a', sizeof(conflicts));
	nmodes = 6;
	assert(dbenv->set_lk_conflicts(dbenv, conflicts, nmodes) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_lk_conflicts(dbenv, &lk_conflicts, &lk_modes) == 0);
	assert(lk_conflicts[0] == 'a');
	assert(lk_modes == 6);
	ENV
	memset(conflicts, 'b', sizeof(conflicts));
	nmodes = 8;
	assert(dbenv->set_lk_conflicts(dbenv, conflicts, nmodes) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lk_conflicts(dbenv, &lk_conflicts, &lk_modes) == 0);
	assert(lk_conflicts[0] == 'a');
	assert(lk_modes == 6);

	/* lk_detect: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lk_detect(dbenv, DB_LOCK_MAXLOCKS) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_lk_detect(dbenv, &v) == 0);
	assert(v == DB_LOCK_MAXLOCKS);
	ENV
	assert(dbenv->set_lk_detect(dbenv, DB_LOCK_DEFAULT) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lk_detect(dbenv, &v) == 0);
	assert(v == DB_LOCK_MAXLOCKS);

	/* lk_max_locks: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lk_max_locks(dbenv, 37) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_lk_max_locks(dbenv, &v) == 0);
	assert(v == 37);
	ENV
	assert(dbenv->set_lk_max_locks(dbenv, 63) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lk_max_locks(dbenv, &v) == 0);
	assert(v == 37);

	/* lk_max_lockers: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lk_max_lockers(dbenv, 37) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_lk_max_lockers(dbenv, &v) == 0);
	assert(v == 37);
	ENV
	assert(dbenv->set_lk_max_lockers(dbenv, 63) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lk_max_lockers(dbenv, &v) == 0);
	assert(v == 37);

	/* lk_max_objects: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_lk_max_objects(dbenv, 37) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_lk_max_objects(dbenv, &v) == 0);
	assert(v == 37);
	ENV
	assert(dbenv->set_lk_max_objects(dbenv, 63) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_lk_max_objects(dbenv, &v) == 0);
	assert(v == 37);

	/* lock timeout: reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_timeout(dbenv, 37, DB_SET_LOCK_TIMEOUT) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_timeout(dbenv, &timeout, DB_SET_LOCK_TIMEOUT) == 0);
	assert(timeout == 37);
	ENV
	assert(dbenv->set_timeout(dbenv, 63, DB_SET_LOCK_TIMEOUT) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_timeout(dbenv, &timeout, DB_SET_LOCK_TIMEOUT) == 0);
	assert(timeout == 63);

	/* txn timeout: reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_timeout(dbenv, 37, DB_SET_TXN_TIMEOUT) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_LOCK, 0666) == 0);
	assert(dbenv->get_timeout(dbenv, &timeout, DB_SET_TXN_TIMEOUT) == 0);
	assert(timeout == 37);
	ENV
	assert(dbenv->set_timeout(dbenv, 63, DB_SET_TXN_TIMEOUT) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_timeout(dbenv, &timeout, DB_SET_TXN_TIMEOUT) == 0);
	assert(timeout == 63);

	/* cache size: NOT reset at run-time. */
	system("rm -rf TESTDIR; mkdir TESTDIR");
	ENV
	assert(dbenv->set_cachesize(dbenv, 1, 131072, 3) == 0);
	assert(dbenv->open(dbenv,
	    "TESTDIR", DB_CREATE | DB_INIT_MPOOL, 0666) == 0);
	assert(dbenv->get_cachesize(dbenv, &a, &b, &ncache) == 0);
	assert(dbenv->get_cachesize(dbenv, &a, &b, &ncache) == 0);
	assert(a == 1 && b == 131072 && ncache == 3);
	ENV
	assert(dbenv->set_cachesize(dbenv, 2, 262144, 1) == 0);
	assert(dbenv->open(dbenv, "TESTDIR", DB_JOINENV, 0666) == 0);
	assert(dbenv->get_cachesize(dbenv, &a, &b, &ncache) == 0);
	assert(a == 1 && b == 131072 && ncache == 3);

	return (0);
}

Example #5

File: inmem.c Project: HackLinux/chandler

void
op_tds(u_int ops, int update, u_int32_t flags)
{
	DB *dbp;
	DBT key, data;
	DB_ENV *dbenv;
	DB_TXN *txn;
	char *keybuf, *databuf;
	DB_MPOOL_STAT  *gsp;

	DB_BENCH_ASSERT((keybuf = malloc(keysize)) != NULL);
	DB_BENCH_ASSERT((databuf = malloc(datasize)) != NULL);

	memset(&key, 0, sizeof(key));
	memset(&data, 0, sizeof(data));
	key.data = keybuf;
	key.size = keysize;
	memset(keybuf, 'a', keysize);

	data.data = databuf;
	data.size = datasize;
	memset(databuf, 'b', datasize);

	DB_BENCH_ASSERT(db_env_create(&dbenv, 0) == 0);

	dbenv->set_errfile(dbenv, stderr);

#ifdef DB_AUTO_COMMIT
	DB_BENCH_ASSERT(dbenv->set_flags(dbenv, DB_AUTO_COMMIT, 1) == 0);
#endif
	DB_BENCH_ASSERT(dbenv->set_flags(dbenv, flags, 1) == 0);
#ifdef DB_LOG_INMEMORY
	if (!(flags & DB_LOG_INMEMORY))
#endif
		DB_BENCH_ASSERT(dbenv->set_lg_max(dbenv, logbufsize * 10) == 0);
	DB_BENCH_ASSERT(dbenv->set_lg_bsize(dbenv, logbufsize) == 0);
	DB_BENCH_ASSERT(dbenv->open(dbenv, "TESTDIR",
	    DB_CREATE | DB_PRIVATE | DB_INIT_LOCK |
	    DB_INIT_LOG | DB_INIT_MPOOL | DB_INIT_TXN, 0666) == 0);

	DB_BENCH_ASSERT(db_create(&dbp, dbenv, 0) == 0);
	DB_BENCH_ASSERT(dbp->set_pagesize(dbp, pagesize) == 0);
	DB_BENCH_ASSERT(
	    dbp->open(dbp, NULL, "a", NULL, DB_BTREE, DB_CREATE, 0666) == 0);

	if (update) {
		dbenv->memp_stat(dbenv, &gsp, NULL, DB_STAT_CLEAR);

		TIMER_START;
		for (; ops > 0; --ops)
			DB_BENCH_ASSERT(
			    dbp->put(dbp, NULL, &key, &data, 0) == 0);
		TIMER_STOP;

		dbenv->memp_stat(dbenv, &gsp, NULL, 0);
		DB_BENCH_ASSERT(gsp->st_page_out == 0);
	} else {
		DB_BENCH_ASSERT(dbp->put(dbp, NULL, &key, &data, 0) == 0);
		dbenv->memp_stat(dbenv, &gsp, NULL, DB_STAT_CLEAR);

		TIMER_START;
		for (; ops > 0; --ops) {
			DB_BENCH_ASSERT(
			    dbenv->txn_begin(dbenv, NULL, &txn, 0) == 0);
			DB_BENCH_ASSERT(
			    dbp->get(dbp, NULL, &key, &data, 0) == 0);
			DB_BENCH_ASSERT(txn->commit(txn, 0) == 0);
		}
		TIMER_STOP;

		dbenv->memp_stat(dbenv, &gsp, NULL, 0);
		DB_BENCH_ASSERT(gsp->st_cache_miss == 0);
	}

	DB_BENCH_ASSERT(dbp->close(dbp, 0) == 0);
	DB_BENCH_ASSERT(dbenv->close(dbenv, 0) == 0);
}