/*
* do_append -- call pmemlog_append() & print result
*/
static void
do_append(PMEMlogpool *plp)
{
const char *str[6] = {
"1st test string\n",
"2nd test string\n",
"3rd test string\n",
"4th test string\n",
"5th test string\n",
"6th test string\n"
};
for (int i = 0; i < 6; ++i) {
int rv = pmemlog_append(plp, str[i], strlen(str[i]));
switch (rv) {
case 0:
OUT("append str[%i] %s", i, str[i]);
break;
case -1:
OUT("!append str[%i] %s", i, str[i]);
break;
default:
OUT("!append: wrong return value");
break;
}
}
}
/*
* task_pmemlog_append -- appends to the log in the PMEM mode
*/
int
task_pmemlog_append(void *arg)
{
int32_t rand_number;
struct thread_info *thread_info = arg;
size_t vec_size = thread_info->vec_size;
size_t el_size = thread_info->el_size;
PMEMlog *plp = (PMEMlog *)thread_info->hndl;
if (thread_info->rand_state != NULL) {
random_r(thread_info->rand_state, &rand_number);
vec_size = rand_number % vec_size + MIN_VEC_SIZE;
el_size = rand_number % el_size + MIN_EL_SIZE;
};
/* check vector size */
if (vec_size > 1) {
for (int i = 0; i < vec_size; ++i) {
thread_info->iov[i].iov_base =
&thread_info->buf[i * el_size];
thread_info->iov[i].iov_len = el_size;
}
if (pmemlog_appendv(plp, thread_info->iov, vec_size) < 0) {
return EXIT_FAILURE;
}
} else {
if (pmemlog_append(plp, thread_info->buf, el_size) < 0) {
return EXIT_FAILURE;
}
}
return EXIT_SUCCESS;
}
int
main(int argc, char *argv[])
{
const char path[] = "/pmem-fs/myfile";
PMEMlogpool *plp;
size_t nbyte;
char *str;
/* create the pmemlog pool or open it if it already exists */
plp = pmemlog_create(path, POOL_SIZE, 0666);
if (plp == NULL)
plp = pmemlog_open(path);
if (plp == NULL) {
perror(path);
exit(1);
}
/* how many bytes does the log hold? */
nbyte = pmemlog_nbyte(plp);
printf("log holds %zu bytes\n", nbyte);
/* append to the log... */
str = "This is the first string appended\n";
if (pmemlog_append(plp, str, strlen(str)) < 0) {
perror("pmemlog_append");
exit(1);
}
str = "This is the second string appended\n";
if (pmemlog_append(plp, str, strlen(str)) < 0) {
perror("pmemlog_append");
exit(1);
}
/* print the log contents */
printf("log contains:\n");
pmemlog_walk(plp, 0, printit, NULL);
pmemlog_close(plp);
}
/*
* do_warmup -- do warmup by writing the whole pool area
*/
static int
do_warmup(struct log_bench *lb, size_t nops)
{
int ret = 0;
size_t bsize = lb->args->vec_size * lb->args->el_size;
char *buf = (char *)calloc(1, bsize);
if (!buf) {
perror("calloc");
return -1;
}
if (!lb->args->fileio) {
for (size_t i = 0; i < nops; i++) {
if (pmemlog_append(lb->plp, buf, lb->args->el_size) <
0) {
ret = -1;
perror("pmemlog_append");
goto out;
}
}
pmemlog_rewind(lb->plp);
} else {
for (size_t i = 0; i < nops; i++) {
if (write(lb->fd, buf, (unsigned)lb->args->el_size) !=
(ssize_t)lb->args->el_size) {
ret = -1;
perror("write");
close(lb->fd);
goto out;
}
}
lseek(lb->fd, 0, SEEK_SET);
}
out:
free(buf);
return ret;
}
/*
* log_append -- performs pmemlog_append operation
*/
static int
log_append(struct benchmark *bench, struct operation_info *info)
{
struct log_bench *lb = (struct log_bench *)pmembench_get_priv(bench);
assert(lb);
struct log_worker_info *worker_info =
(struct log_worker_info *)info->worker->priv;
assert(worker_info);
size_t size = lb->args->rand ? worker_info->rand_sizes[info->index]
: lb->args->el_size;
if (pmemlog_append(lb->plp, worker_info->buf, size) < 0) {
perror("pmemlog_append");
return -1;
}
return 0;
}
int
main(int argc, char *argv[])
{
if (argc < 2) {
fprintf(stderr, "usage: %s [o,c] file [val...]", argv[0]);
return 1;
}
PMEMlogpool *plp;
if (strncmp(argv[1], "c", 1) == 0) {
plp = pmemlog_create(argv[2], POOL_SIZE, S_IRUSR | S_IWUSR);
} else if (strncmp(argv[1], "o", 1) == 0) {
plp = pmemlog_open(argv[2]);
} else {
fprintf(stderr, "usage: %s [o,c] file [val...]", argv[0]);
return 1;
}
if (plp == NULL) {
perror("pmemlog_create/pmemlog_open");
return 1;
}
/* process the command line arguments */
for (int i = 3; i < argc; i++) {
switch (*argv[i]) {
case 'a': {
printf("append: %s\n", argv[i] + 2);
pmemlog_append(plp, argv[i] + 2,
strlen(argv[i] + 2));
break;
}
case 'v': {
printf("appendv: %s\n", argv[i] + 2);
int count = count_iovec(argv[i] + 2);
struct iovec *iov = malloc(count
* sizeof (struct iovec));
fill_iovec(iov, argv[i] + 2);
pmemlog_appendv(plp, iov, count);
free(iov);
break;
}
case 'r': {
printf("rewind\n");
pmemlog_rewind(plp);
break;
}
case 'w': {
printf("walk\n");
pmemlog_walk(plp, 0, process_chunk, NULL);
break;
}
case 'n': {
printf("nbytes: %zu\n", pmemlog_nbyte(plp));
break;
}
case 't': {
printf("offset: %ld\n", pmemlog_tell(plp));
break;
}
default: {
fprintf(stderr, "unrecognized command %s\n",
argv[i]);
break;
}
};
}
/* all done */
pmemlog_close(plp);
return 0;
}
int
main(int argc, char *argv[])
{
START(argc, argv, "out_err_mt");
if (argc != 5)
UT_FATAL("usage: %s filename1 filename2 filename3 dir",
argv[0]);
PMEMobjpool *pop = pmemobj_create(argv[1], "test",
PMEMOBJ_MIN_POOL, 0666);
PMEMlogpool *plp = pmemlog_create(argv[2],
PMEMLOG_MIN_POOL, 0666);
PMEMblkpool *pbp = pmemblk_create(argv[3],
128, PMEMBLK_MIN_POOL, 0666);
#ifndef _WIN32
/* XXX - vmem not implemented in windows yet */
VMEM *vmp = vmem_create(argv[4], VMEM_MIN_POOL);
#endif
util_init();
pmem_check_version(10000, 0);
pmemobj_check_version(10001, 0);
pmemlog_check_version(10002, 0);
pmemblk_check_version(10003, 0);
#ifndef _WIN32
/* XXX - vmem not implemented in windows yet */
vmem_check_version(10004, 0);
#endif
pmempool_check_version(10005, 0);
print_errors("version check");
void *ptr = NULL;
/*
* We are testing library error reporting and we don't want this test
* to fail under memcheck.
*/
VALGRIND_DO_DISABLE_ERROR_REPORTING;
pmem_msync(ptr, 1);
VALGRIND_DO_ENABLE_ERROR_REPORTING;
print_errors("pmem_msync");
pmemlog_append(plp, NULL, PMEMLOG_MIN_POOL);
print_errors("pmemlog_append");
size_t nblock = pmemblk_nblock(pbp);
pmemblk_set_error(pbp, nblock + 1);
print_errors("pmemblk_set_error");
#ifndef _WIN32
/* XXX - vmem not implemented in windows yet */
VMEM *vmp2 = vmem_create_in_region(NULL, 1);
UT_ASSERTeq(vmp2, NULL);
print_errors("vmem_create_in_region");
#endif
run_mt_test(do_test);
pmemobj_close(pop);
pmemlog_close(plp);
pmemblk_close(pbp);
#ifndef _WIN32
/* XXX - vmem not implemented in windows yet */
vmem_delete(vmp);
#endif
PMEMpoolcheck *ppc;
struct pmempool_check_args args = {0, };
ppc = pmempool_check_init(&args, sizeof(args) / 2);
UT_ASSERTeq(ppc, NULL);
print_errors("pmempool_check_init");
DONE(NULL);
}
