Example #1
0
static void
test_reopen(const char *path)
{
	PMEMobjpool *pop1 = pmemobj_create(path, LAYOUT, PMEMOBJ_MIN_POOL,
			S_IWUSR | S_IRUSR);
	if (!pop1)
		UT_FATAL("!create");

	PMEMobjpool *pop2 = pmemobj_open(path, LAYOUT);
	if (pop2)
		UT_FATAL("pmemobj_open should not succeed");

	if (errno != EWOULDBLOCK)
		UT_FATAL("!pmemobj_open failed but for unexpected reason");

	pmemobj_close(pop1);

	pop2 = pmemobj_open(path, LAYOUT);
	if (!pop2)
		UT_FATAL("pmemobj_open should succeed after close");

	pmemobj_close(pop2);

	UNLINK(path);
}
Example #2
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_heap_state");

	if (argc != 2)
		FATAL("usage: %s file-name", argv[0]);

	const char *path = argv[1];

	PMEMobjpool *pop = NULL;

	if ((pop = pmemobj_create(path, LAYOUT_NAME,
			PMEMOBJ_MIN_POOL, S_IWUSR | S_IRUSR)) == NULL)
		FATAL("!pmemobj_create: %s", path);

	pmemobj_root(pop, ROOT_SIZE); /* just to trigger allocation */

	pmemobj_close(pop);

	pop = pmemobj_open(path, LAYOUT_NAME);
	ASSERTne(pop, NULL);

	for (int i = 0; i < ALLOCS; ++i) {
		PMEMoid oid;
		pmemobj_alloc(pop, &oid, ALLOC_SIZE, 0, NULL, NULL);
		OUT("%d %lu", i, oid.off);
	}

	pmemobj_close(pop);

	DONE(NULL);
}
Example #3
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_out_of_memory");

	if (argc < 3)
		FATAL("usage: %s size filename ...", argv[0]);

	size_t size = atoll(argv[1]);

	for (int i = 2; i < argc; i++) {
		const char *path = argv[i];

		PMEMobjpool *pop = pmemobj_create(path, LAYOUT_NAME, 0,
					S_IWUSR | S_IRUSR);
		if (pop == NULL)
			FATAL("!pmemobj_create: %s", path);

		test_alloc(pop, size);

		pmemobj_close(pop);

		ASSERTeq(pmemobj_check(path, LAYOUT_NAME), 1);

		ASSERTne(pop = pmemobj_open(path, LAYOUT_NAME), NULL);

		test_free(pop);

		pmemobj_close(pop);
	}

	DONE(NULL);
}
Example #4
0
void
test_allocs(PMEMobjpool *pop, const char *path)
{
	PMEMoid oid[TEST_ALLOC_SIZE];

	if (pmemobj_alloc(pop, &oid[0], 0, 0, NULL, NULL) == 0)
		FATAL("pmemobj_alloc(0) succeeded");

	for (int i = 1; i < TEST_ALLOC_SIZE; ++i) {
		if (pmemobj_alloc(pop, &oid[i], i, 0, NULL, NULL) != 0)
			FATAL("!pmemobj_alloc");
		ASSERT(!OID_IS_NULL(oid[i]));
	}

	pmemobj_close(pop);

	ASSERT(pmemobj_check(path, LAYOUT_NAME) == 1);

	ASSERT((pop = pmemobj_open(path, LAYOUT_NAME)) != NULL);

	for (int i = 1; i < TEST_ALLOC_SIZE; ++i) {
		pmemobj_free(&oid[i]);
		ASSERT(OID_IS_NULL(oid[i]));
	}

	pmemobj_close(pop);
}
Example #5
0
/*
 * pocli_free -- free main context
 */
static void
pocli_free(struct pocli *pcli)
{
	pmemobj_close(pcli->ctx.pop);
	free(pcli->inbuf);
	free(pcli);
}
Example #6
0
static void
pool_create(const char *path, const char *layout, size_t poolsize,
	unsigned mode)
{
	PMEMobjpool *pop = pmemobj_create(path, layout, poolsize, mode);

	if (pop == NULL)
		UT_OUT("!%s: pmemobj_create", path);
	else {
		struct stat stbuf;
		STAT(path, &stbuf);

		UT_OUT("%s: file size %zu mode 0%o",
				path, stbuf.st_size,
				stbuf.st_mode & 0777);

		pmemobj_close(pop);

		int result = pmemobj_check(path, layout);

		if (result < 0)
			UT_OUT("!%s: pmemobj_check", path);
		else if (result == 0)
			UT_OUT("%s: pmemobj_check: not consistent", path);
	}
}
Example #7
0
static void
test_open_in_different_process(int argc, char **argv, int sleep)
{
	PMEMobjpool *pop;

	if (sleep > 0)
		return;

	char *path = argv[1];

	/* before starting the 2nd process, create a pool */
	pop = pmemobj_create(path, LAYOUT, PMEMOBJ_MIN_POOL,
		S_IWUSR | S_IRUSR);
	if (!pop)
		UT_FATAL("!create");

	/*
	 * "X" is pass as an additional param to the new process
	 * created by ut_spawnv to distinguish second process on Windows
	 */
	uintptr_t result = ut_spawnv(argc, argv, "X", NULL);

	if (result == -1)
		UT_FATAL("Create new process failed error: %d", GetLastError());

	pmemobj_close(pop);
}
Example #8
0
int
main(int argc, char *argv[])
{
	if (argc != 2) {
		printf("usage: %s file-name\n", argv[0]);
		return 1;
	}

	PMEMobjpool *pop = pmemobj_create(argv[1], LAYOUT_NAME,
				PMEMOBJ_MIN_POOL, 0666);

	if (pop == NULL) {
		perror("pmemobj_create");
		return 1;
	}

	PMEMoid root = pmemobj_root(pop, sizeof(struct my_root));
	struct my_root *rootp = pmemobj_direct(root);

	char buf[MAX_BUF_LEN];
	if (scanf("%9s", buf) == EOF) {
		fprintf(stderr, "EOF\n");
		return 1;
	}

	rootp->len = strlen(buf);
	pmemobj_persist(pop, &rootp->len, sizeof(rootp->len));

	pmemobj_memcpy_persist(pop, rootp->buf, buf, rootp->len);

	pmemobj_close(pop);

	return 0;
}
Example #9
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_tx_mt");

	if (argc != 2)
		UT_FATAL("usage: %s [file]", argv[0]);

	if ((pop = pmemobj_create(argv[1], "mt", PMEMOBJ_MIN_POOL,
			S_IWUSR | S_IRUSR)) == NULL)
		UT_FATAL("!pmemobj_create");

	int i = 0;
	long ncpus = sysconf(_SC_NPROCESSORS_ONLN);
	pthread_t *threads = MALLOC(2 * ncpus * sizeof(threads[0]));

	for (int j = 0; j < ncpus; ++j) {
		PTHREAD_CREATE(&threads[i++], NULL, tx_alloc_free, NULL);
		PTHREAD_CREATE(&threads[i++], NULL, tx_snap, NULL);
	}

	while (i > 0)
		PTHREAD_JOIN(threads[--i], NULL);

	pmemobj_close(pop);

	FREE(threads);

	DONE(NULL);
}
Example #10
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_pmalloc_oom_mt");

	if (argc != 2)
		FATAL("usage: %s file-name", argv[0]);

	const char *path = argv[1];

	if ((pop = pmemobj_create(path, LAYOUT_NAME,
			PMEMOBJ_MIN_POOL, S_IWUSR | S_IRUSR)) == NULL)
		FATAL("!pmemobj_create: %s", path);

	pthread_t t;
	pthread_create(&t, NULL, oom_worker, NULL);
	pthread_join(t, NULL);

	int first_thread_allocated = allocated;

	pthread_create(&t, NULL, oom_worker, NULL);
	pthread_join(t, NULL);

	ASSERTeq(first_thread_allocated, allocated);

	pmemobj_close(pop);

	DONE(NULL);
}
Example #11
0
int
main(int argc, char *argv[])
{
	if (argc < 3 || argc > 4) {
		printf("usage: %s hashmap_tx|hashmap_atomic|ctree|btree|rbtree"
				" file-name [<seed>]\n", argv[0]);
		return 1;
	}

	const struct map_ops *ops = NULL;
	const char *path = argv[2];
	const char *type = argv[1];
	if (strcmp(type, "hashmap_tx") == 0) {
		ops = MAP_HASHMAP_TX;
	} else if (strcmp(type, "hashmap_atomic") == 0) {
		ops = MAP_HASHMAP_ATOMIC;
	} else if (strcmp(type, "ctree") == 0) {
		ops = MAP_CTREE;
	} else if (strcmp(type, "btree") == 0) {
		ops = MAP_BTREE;
	} else if (strcmp(type, "rbtree") == 0) {
		ops = MAP_RBTREE;
	} else {
		fprintf(stderr, "invalid hasmap type -- '%s'\n", type);
		return 1;
	}

	if (access(path, F_OK) != 0) {
		pop = pmemobj_create(path, POBJ_LAYOUT_NAME(map),
				PM_HASHSET_POOL_SIZE, S_IRUSR | S_IWUSR);
		if (pop == NULL) {
			fprintf(stderr, "failed to create pool: %s\n",
					pmemobj_errormsg());
			return 1;
		}

		struct hashmap_args args;

		if (argc > 3)
			args.seed = atoi(argv[3]);
		else
			args.seed = time(NULL);
		srand(args.seed);


		mapc = map_ctx_init(ops, pop);
		if (!mapc) {
			pmemobj_close(pop);
			perror("map_ctx_init");
			return 1;
		}

		root = POBJ_ROOT(pop, struct root);

		printf("seed: %u\n", args.seed);
		map_new(mapc, &D_RW(root)->map, &args);

		map = D_RO(root)->map;
	} else {
Example #12
0
		/*
		 * Closes the pool.
		 *
		 * Throws std::logic_error if the pool has already been closed.
		 */
		void close()
		{
			if (this->pop == nullptr)
				throw std::logic_error("Pool already closed");

			pmemobj_close(this->pop);
			this->pop = nullptr;
		}
Example #13
0
int
art_tree_map_init(struct datastore *ds, struct ds_context *ctx)
{
	int errors = 0;
	char *error_string;

	/* calculate a required pool size */
	if (ctx->psize < PMEMOBJ_MIN_POOL)
		ctx->psize = PMEMOBJ_MIN_POOL;

	if (!ctx->fileio) {
		if (access(ctx->filename, F_OK) != 0) {
			error_string = "pmemobj_create";
			ctx->pop = pmemobj_create(ctx->filename,
				    POBJ_LAYOUT_NAME(arttree_tx),
				    ctx->psize, ctx->fmode);
			ctx->newpool = 1;
		} else {
			error_string = "pmemobj_open";
			ctx->pop = pmemobj_open(ctx->filename,
				    POBJ_LAYOUT_NAME(arttree_tx));
		}
		if (ctx->pop == NULL) {
			perror(error_string);
			errors++;
		}
	} else {
		int flags = O_CREAT | O_RDWR | O_SYNC;

		/* Create a file if it does not exist. */
		if ((ctx->fd = open(ctx->filename, flags, ctx->fmode)) < 0) {
			perror(ctx->filename);
			errors++;
		}

		/* allocate the pmem */
		if ((errno = posix_fallocate(ctx->fd, 0, ctx->psize)) != 0) {
			perror("posix_fallocate");
			errors++;
		}
	}

	if (!errors) {
		pmemobj_ds_set_priv(ds, ctx);
	} else {
		if (ctx->fileio) {
			if (ctx->fd >= 0) {
				close(ctx->fd);
			}
		} else {
			if (ctx->pop) {
				pmemobj_close(ctx->pop);
			}
		}
	}

	return errors;
}
Example #14
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_out_of_memory");

	if (argc < 3)
		FATAL("usage: %s size filename ...", argv[0]);

	size_t size = atoll(argv[1]);

	for (int i = 2; i < argc; i++) {
		const char *path = argv[i];

		PMEMobjpool *pop = pmemobj_create(path, LAYOUT_NAME, 0,
					S_IWUSR | S_IRUSR);
		if (pop == NULL)
			FATAL("!pmemobj_create: %s", path);

		test_alloc(pop, size);

		pmemobj_close(pop);

		ASSERTeq(pmemobj_check(path, LAYOUT_NAME), 1);

		/*
		 * To prevent subsequent opens from receiving exactly the same
		 * volatile memory addresses a dummy malloc has to be made.
		 * This can expose issues in which traces of previous volatile
		 * state are leftover in the persistent pool.
		 */
		void *heap_touch = MALLOC(1);

		ASSERTne(pop = pmemobj_open(path, LAYOUT_NAME), NULL);

		test_free(pop);

		pmemobj_close(pop);

		FREE(heap_touch);
	}

	DONE(NULL);
}
Example #15
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_direct");

	if (argc != 3)
		FATAL("usage: %s [directory] [# of pools]", argv[0]);

	int npools = atoi(argv[2]);
	const char *dir = argv[1];
	int r;

	PMEMobjpool *pops[npools];

	char path[MAX_PATH_LEN];
	for (int i = 0; i < npools; ++i) {
		snprintf(path, MAX_PATH_LEN, "%s/testfile%d", dir, i);
		pops[i] = pmemobj_create(path, LAYOUT_NAME, PMEMOBJ_MIN_POOL,
				S_IWUSR | S_IRUSR);

		if (pops[i] == NULL)
			FATAL("!pmemobj_create");
	}

	PMEMoid oids[npools];
	PMEMoid tmpoids[npools];

	oids[0] = OID_NULL;
	ASSERTeq(pmemobj_direct(oids[0]), NULL);

	for (int i = 0; i < npools; ++i) {
		oids[i] = (PMEMoid) {pops[i]->uuid_lo, 0};
		ASSERTeq(pmemobj_direct(oids[i]), NULL);

		uint64_t off = pops[i]->heap_offset;
		oids[i] = (PMEMoid) {pops[i]->uuid_lo, off};
		ASSERTeq(pmemobj_direct(oids[i]) - off, pops[i]);

		r = pmemobj_alloc(pops[i], &tmpoids[i], 100, 1, NULL, NULL);
		ASSERTeq(r, 0);
	}

	for (int i = 0; i < npools; ++i) {
		ASSERTne(pmemobj_direct(tmpoids[i]), NULL);

		pmemobj_free(&tmpoids[i]);

		ASSERTeq(pmemobj_direct(tmpoids[i]), NULL);

		pmemobj_close(pops[i]);
		ASSERTeq(pmemobj_direct(oids[i]), NULL);
	}

	DONE(NULL);
}
Example #16
0
/*
 * pobj_exit -- common part for the benchmarks exit functions
 */
static int
pobj_exit(struct benchmark *bench, struct benchmark_args *args)
{
	size_t i;
	auto *bench_priv = (struct pobj_bench *)pmembench_get_priv(bench);
	if (bench_priv->n_pools > 1) {
		for (i = 0; i < bench_priv->n_pools; i++) {
			pmemobj_close(bench_priv->pop[i]);
			free((char *)bench_priv->sets[i]);
		}
	} else {
		pmemobj_close(bench_priv->pop[0]);
	}
	free(bench_priv->sets);
	free(bench_priv->pop);
	free(bench_priv->rand_sizes);
	free(bench_priv->random_types);
	free(bench_priv);
	return 0;
}
Example #17
0
static void
pool_open(const char *path, const char *layout)
{
	PMEMobjpool *pop = pmemobj_open(path, layout);
	if (pop == NULL)
		UT_OUT("!%s: pmemobj_open", path);
	else {
		UT_OUT("%s: pmemobj_open: Success", path);
		pmemobj_close(pop);
	}
}
Example #18
0
/*
 * pobj_open_op -- main operations of the obj_open benchmark.
 */
static int
pobj_open_op(struct benchmark *bench, struct operation_info *info)
{
	auto *bench_priv = (struct pobj_bench *)pmembench_get_priv(bench);
	size_t idx = bench_priv->pool(info->worker->index);
	pmemobj_close(bench_priv->pop[idx]);
	bench_priv->pop[idx] = pmemobj_open(bench_priv->sets[idx], LAYOUT_NAME);
	if (bench_priv->pop[idx] == nullptr)
		return -1;
	return 0;
}
Example #19
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_fragmentation2");

	if (argc < 3)
		UT_FATAL("usage: %s filename workload [seed]", argv[0]);

	const char *path = argv[1];

	PMEMobjpool *pop = pmemobj_create(path, LAYOUT_NAME, DEFAULT_FILE_SIZE,
				S_IWUSR | S_IRUSR);
	if (pop == NULL)
		UT_FATAL("!pmemobj_create: %s", path);

	int w = atoi(argv[2]);

	if (argc > 3)
		seed = (unsigned)atoi(argv[3]);
	else
		seed = time(NULL);

	objects = ZALLOC(sizeof(uint64_t) * MAX_OBJECTS);
	UT_ASSERTne(objects, NULL);

	workloads[w - 1](pop);

	PMEMoid oid;
	size_t remaining = 0;
	size_t chunk = 100; /* calc at chunk level */
	while (pmemobj_alloc(pop, &oid, chunk, 0, NULL, NULL) == 0)
		remaining += pmemobj_alloc_usable_size(oid) + 16;

	size_t allocated_sum = 0;
	oid = pmemobj_root(pop, 1);
	for (size_t n = 0; n < nobjects; ++n) {
		if (objects[n] == 0)
			continue;
		oid.off = objects[n];
		allocated_sum += pmemobj_alloc_usable_size(oid) + 16;
	}

	size_t used = DEFAULT_FILE_SIZE - remaining;
	float frag = ((float)used / allocated_sum) - 1.f;

	UT_ASSERT(frag <= workloads_target[w - 1]);

	pmemobj_close(pop);

	FREE(objects);

	DONE(NULL);
}
Example #20
0
/*
 * pocli_free -- free main context
 */
static void
pocli_free(struct pocli *pcli)
{
	while (pmemobj_tx_stage() != TX_STAGE_NONE) {
		while (pmemobj_tx_stage() != TX_STAGE_NONE)
			pmemobj_tx_process();
		pmemobj_tx_end();
	}
	pmemobj_close(pcli->ctx.pop);

	free(pcli->inbuf);
	free(pcli);
}
Example #21
0
void
exit_handler(struct ds_context *ctx)
{
	if (!ctx->fileio) {
		if (ctx->pop) {
			pmemobj_close(ctx->pop);
		}
	} else {
		if (ctx->fd > (-1)) {
			close(ctx->fd);
		}
	}
}
Example #22
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "libpmempool_rm");
	if (argc < 2)
		FATAL_USAGE(argv[0]);

	unsigned flags = 0;

	char *optstr = "flro";
	int do_open = 0;
	int opt;
	while ((opt = getopt(argc, argv, optstr)) != -1) {
		switch (opt) {
		case 'f':
			flags |= PMEMPOOL_RM_FORCE;
			break;
		case 'r':
			flags |= PMEMPOOL_RM_POOLSET_REMOTE;
			break;
		case 'l':
			flags |= PMEMPOOL_RM_POOLSET_LOCAL;
			break;
		case 'o':
			do_open = 1;
			break;
		default:
			FATAL_USAGE(argv[0]);
		}
	}


	for (int i = optind; i < argc; i++) {
		const char *path = argv[i];
		if (do_open) {
			Pop = pmemobj_open(path, NULL);
			UT_ASSERTne(Pop, NULL);
		}
		int ret = pmempool_rm(path, flags);
		if (ret) {
			UT_OUT("!%s: %s", path, pmempool_errormsg());
		}

		if (do_open) {
			UT_ASSERTne(Pop, NULL);
			pmemobj_close(Pop);
		}
	}

	DONE(NULL);
}
Example #23
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "obj_check");
	if (argc < 2 || argc > 5)
		UT_FATAL("usage: obj_check <file> [-l <layout>] [-o]");

	const char *path = argv[1];
	const char *layout = NULL;
	PMEMobjpool *pop = NULL;
	int open = 0;

	for (int i = 2; i < argc; ++i) {
		if (strcmp(argv[i], "-o") == 0)
			open = 1;
		else if (strcmp(argv[i], "-l") == 0) {
			layout = argv[i + 1];
			i++;
		} else
			UT_FATAL("Unrecognized argument: %s", argv[i]);
	}

	if (open) {
		pop = pmemobj_open(path, layout);
		if (pop == NULL)
			UT_OUT("!%s: pmemobj_open", path);
		else
			UT_OUT("%s: pmemobj_open: Success", path);
	}

	int ret = pmemobj_check(path, layout);

	switch (ret) {
	case 1:
		UT_OUT("consistent");
		break;
	case 0:
		UT_OUT("not consistent: %s", pmemobj_errormsg());
		break;
	default:
		UT_OUT("error: %s", pmemobj_errormsg());
		break;
	}

	if (pop != NULL)
		pmemobj_close(pop);

	DONE(NULL);
}
Example #24
0
/*
 * test_open -- in the open test we should be able to allocate exactly
 * one object.
 */
static void
test_open(const char *path)
{
	PMEMobjpool *pop;
	if ((pop = pmemobj_open(path, LAYOUT_NAME)) == NULL)
		UT_FATAL("!pmemobj_open: %s", path);

	int ret = pmemobj_alloc(pop, NULL, ALLOC_SIZE, 0, NULL, NULL);
	UT_ASSERTeq(ret, 0);

	ret = pmemobj_alloc(pop, NULL, ALLOC_SIZE, 0, NULL, NULL);
	UT_ASSERTne(ret, 0);

	pmemobj_close(pop);
}
Example #25
0
static void
test_open_in_different_process(int argc, char **argv, int sleep)
{
	pid_t pid = fork();
	PMEMobjpool *pop;
	char *path = argv[1];

	if (pid < 0)
		UT_FATAL("fork failed");

	if (pid == 0) {
		/* child */
		if (sleep)
			usleep(sleep);
		while (os_access(path, R_OK))
			usleep(100 * 1000);

		pop = pmemobj_open(path, LAYOUT);
		if (pop)
			UT_FATAL("pmemobj_open after fork should not succeed");

		if (errno != EWOULDBLOCK)
			UT_FATAL("!pmemobj_open after fork failed but for "
				"unexpected reason");

		exit(0);
	}

	pop = pmemobj_create(path, LAYOUT, PMEMOBJ_MIN_POOL,
		S_IWUSR | S_IRUSR);
	if (!pop)
		UT_FATAL("!create");

	int status;

	if (waitpid(pid, &status, 0) < 0)
		UT_FATAL("!waitpid failed");

	if (!WIFEXITED(status))
		UT_FATAL("child process failed");

	pmemobj_close(pop);

	UNLINK(path);
}
Example #26
0
/*
 * pocli_alloc -- allocate main context
 */
static struct pocli *
pocli_alloc(FILE *input, const char *fname, const struct pocli_cmd *cmds,
		size_t ncmds, size_t inbuf_len)
{
	assert(inbuf_len < INT_MAX);
	struct pocli_opts opts;
	if (pocli_read_opts(&opts))
		return NULL;

	struct pocli *pcli = calloc(1, sizeof (*pcli));
	if (!pcli)
		return NULL;

	memcpy(&pcli->opts, &opts, sizeof (pcli->opts));
	pcli->in = input;
	pcli->istty = isatty(fileno(pcli->in));
	pcli->cmds = cmds;
	pcli->ncmds = ncmds;
	pcli->ctx.pocli = pcli;
	pcli->ctx.err = stderr;
	pcli->ctx.out = stdout;
	pcli->ctx.pop = pmemobj_open(fname, NULL);
	if (!pcli->ctx.pop) {
		fprintf(stderr, "%s: %s\n", fname, pmemobj_errormsg());
		goto err_free_pcli;
	}

	size_t root_size = pmemobj_root_size(pcli->ctx.pop);
	if (root_size)
		pcli->ctx.root = pmemobj_root(pcli->ctx.pop, root_size);

	pcli->inbuf_len = inbuf_len;
	pcli->inbuf = malloc(inbuf_len);
	if (!pcli->inbuf)
		goto err_close_pool;

	return pcli;
err_close_pool:
	pmemobj_close(pcli->ctx.pop);
err_free_pcli:
	free(pcli);
	return NULL;
}
Example #27
0
static void
test_lazy_load(PMEMobjpool *pop, const char *path)
{
	PMEMoid oid[3];

	int ret = pmemobj_alloc(pop, &oid[0], LAZY_LOAD_SIZE, 0, NULL, NULL);
	UT_ASSERTeq(ret, 0);
	ret = pmemobj_alloc(pop, &oid[1], LAZY_LOAD_SIZE, 0, NULL, NULL);
	UT_ASSERTeq(ret, 0);
	ret = pmemobj_alloc(pop, &oid[2], LAZY_LOAD_SIZE, 0, NULL, NULL);
	UT_ASSERTeq(ret, 0);

	pmemobj_close(pop);
	UT_ASSERT((pop = pmemobj_open(path, LAYOUT_NAME)) != NULL);

	pmemobj_free(&oid[1]);

	ret = pmemobj_alloc(pop, &oid[1], LAZY_LOAD_BIG_SIZE, 0, NULL, NULL);
	UT_ASSERTeq(ret, 0);
}
Example #28
0
int
main(int argc, char *argv[])
{
	const char path[] = "/pmem-fs/myfile";
	PMEMobjpool *pop;

	/* create the pmemobj pool or open it if it already exists */
	pop = pmemobj_create(path, LAYOUT_NAME, POOL_SIZE, 0666);

	if (pop == NULL)
	    pop = pmemobj_open(path, LAYOUT_NAME);

	if (pop == NULL) {
		perror(path);
		exit(1);
	}

	/* ... */

	pmemobj_close(pop);
}
Example #29
0
/*
 * test_create -- allocate all possible objects and log the number. It should
 * exceed what would be possible on a single zone.
 * Additionally, free one object so that we can later check that it can be
 * allocated after the next open.
 */
static void
test_create(const char *path)
{
	PMEMobjpool *pop = NULL;

	if ((pop = pmemobj_create(path, LAYOUT_NAME,
			0, S_IWUSR | S_IRUSR)) == NULL)
		UT_FATAL("!pmemobj_create: %s", path);

	PMEMoid oid;
	int n = 0;
	while (1) {
		if (pmemobj_alloc(pop, &oid, ALLOC_SIZE, 0, NULL, NULL) != 0)
			break;
		n++;
	}

	UT_OUT("allocated: %d", n);
	pmemobj_free(&oid);

	pmemobj_close(pop);
}
Example #30
0
int
main(int argc, char *argv[])
{
	START(argc, argv, "heap_interrupt");

	UT_COMPILE_ERROR_ON(POBJ_LAYOUT_TYPES_NUM(heap_interrupt) != 0);

	if (argc != 4)
		UT_FATAL("usage: %s file [cmd: c/o] [scenario]", argv[0]);

	const char *path = argv[1];

	PMEMobjpool *pop = NULL;
	int exists = argv[2][0] == 'o';
	int scenario = atoi(argv[3]);

	if (!exists) {
		if ((pop = pmemobj_create(path,
			POBJ_LAYOUT_NAME(heap_interrupt),
			0, S_IWUSR | S_IRUSR)) == NULL) {
			UT_FATAL("failed to create pool\n");
		}
		scenarios[scenario].create(pop);

		/* if we get here, something is wrong with function mocking */
		UT_ASSERT(0);
	} else {
		if ((pop = pmemobj_open(path,
			POBJ_LAYOUT_NAME(heap_interrupt)))
						== NULL) {
			UT_FATAL("failed to open pool\n");
		}
		scenarios[scenario].verify(pop);
	}

	pmemobj_close(pop);

	DONE(NULL);
}