" <directory|filename> ..."},
{"setdirstripe", lfs_setdirstripe, 0,
"To create a remote directory on a specified MDT.\n"
- "usage: setdirstripe <--index|-i mdt_index> <dir>\n"
- "\tmdt_index: MDT index of first stripe\n"},
+ "usage: setdirstripe <--count|-c stripe_count>\n"
+ "[--index|-i mdt_index] [--hash-type|-t hash_type]\n"
+ "[--default_stripe|-D ] <dir>\n"
+ "\tstripe_count: stripe count of the striped directory\n"
+ "\tmdt_index: MDT index of first stripe\n"
+ "\thash_type: hash type of the striped directory\n"
+ "\tdefault_stripe: set default dirstripe of the directory\n"},
{"getdirstripe", lfs_getdirstripe, 0,
"To list the striping info for a given directory\n"
"or recursively for all directories in a directory tree.\n"
"usage: getdirstripe [--obd|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
" [--count|-c ] [--index|-i ] [--raw|-R]\n"
- " [--recursive | -r] <dir> ..."},
+ " [--recursive | -r] [ --default_stripe | -D ] <dir> "},
{"mkdir", lfs_setdirstripe, 0,
"To create a remote directory on a specified MDT. And this can only\n"
"be done on MDT0 by administrator.\n"
{"stripe-count", no_argument, 0, 'c'},
{"stripe_count", no_argument, 0, 'c'},
{"directory", no_argument, 0, 'd'},
+ {"default", no_argument, 0, 'D'},
{"generation", no_argument, 0, 'g'},
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
/* This formerly implied "stripe-index", but was explicitly
param->maxdepth = 1;
optind = 0;
- while ((c = getopt_long(argc, argv, "cdghiLMoO:pqrRsSv",
+ while ((c = getopt_long(argc, argv, "cdDghiLMoO:pqrRsSv",
long_opts, NULL)) != -1) {
switch (c) {
case 'O':
case 'd':
param->maxdepth = 0;
break;
+ case 'D':
+ param->get_default_lmv = 1;
+ break;
case 'r':
param->recursive = 1;
break;
/* functions */
static int lfs_setdirstripe(int argc, char **argv)
{
- char *dname;
- int result;
- int st_offset, st_count;
- char *end;
- int c;
- char *stripe_off_arg = NULL;
- int flags = 0;
+ char *dname;
+ int result;
+ unsigned int stripe_offset = -1;
+ unsigned int stripe_count = 1;
+ enum lmv_hash_type hash_type;
+ char *end;
+ int c;
+ char *stripe_offset_opt = NULL;
+ char *stripe_count_opt = NULL;
+ char *stripe_hash_opt = NULL;
+ int default_stripe = 0;
struct option long_opts[] = {
- {"index", required_argument, 0, 'i'},
+ {"count", required_argument, 0, 'c'},
+ {"index", required_argument, 0, 'i'},
+ {"hash-type", required_argument, 0, 't'},
+ {"default_stripe", required_argument, 0, 'D'},
{0, 0, 0, 0}
};
- st_offset = -1;
- st_count = 1;
optind = 0;
- while ((c = getopt_long(argc, argv, "i:o",
- long_opts, NULL)) >= 0) {
+
+ while ((c = getopt_long(argc, argv, "c:Di:t:", long_opts, NULL)) >= 0) {
switch (c) {
case 0:
/* Long options. */
break;
+ case 'c':
+ stripe_count_opt = optarg;
+ break;
+ case 'D':
+ default_stripe = 1;
+ break;
case 'i':
- stripe_off_arg = optarg;
+ stripe_offset_opt = optarg;
+ break;
+ case 't':
+ stripe_hash_opt = optarg;
break;
default:
fprintf(stderr, "error: %s: option '%s' "
return CMD_HELP;
}
- dname = argv[optind];
- if (stripe_off_arg == NULL) {
- fprintf(stderr, "error: %s: missing stripe_off.\n",
+ if (stripe_offset_opt == NULL && stripe_count_opt == NULL) {
+ fprintf(stderr, "error: %s: missing stripe offset and count.\n",
argv[0]);
return CMD_HELP;
}
- /* get the stripe offset */
- st_offset = strtoul(stripe_off_arg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
- argv[0], stripe_off_arg);
+
+ if (stripe_offset_opt != NULL) {
+ /* get the stripe offset */
+ stripe_offset = strtoul(stripe_offset_opt, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
+ argv[0], stripe_offset_opt);
+ return CMD_HELP;
+ }
+ }
+
+ if (stripe_hash_opt == NULL ||
+ strcmp(stripe_hash_opt, LMV_HASH_NAME_FNV_1A_64) == 0) {
+ hash_type = LMV_HASH_TYPE_FNV_1A_64;
+ } else if (strcmp(stripe_hash_opt, LMV_HASH_NAME_ALL_CHARS) == 0) {
+ hash_type = LMV_HASH_TYPE_ALL_CHARS;
+ } else {
+ fprintf(stderr, "error: %s: bad stripe hash type '%s'\n",
+ argv[0], stripe_hash_opt);
return CMD_HELP;
}
+
+ /* get the stripe count */
+ if (stripe_count_opt != NULL) {
+ stripe_count = strtoul(stripe_count_opt, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "error: %s: bad stripe count '%s'\n",
+ argv[0], stripe_count_opt);
+ return CMD_HELP;
+ }
+ }
+
+ dname = argv[optind];
do {
- result = llapi_dir_create_pool(dname, flags, st_offset,
- st_count, 0, NULL);
+ if (default_stripe == 1) {
+ result = llapi_dir_set_default_lmv_stripe(dname,
+ stripe_offset, stripe_count,
+ hash_type, NULL);
+ } else {
+ result = llapi_dir_create_pool(dname, 0, stripe_offset,
+ stripe_count, hash_type,
+ NULL);
+ }
+
if (result) {
fprintf(stderr, "error: %s: create stripe dir '%s' "
"failed\n", argv[0], dname);
static int mntdf(char *mntdir, char *fsname, char *pool, int ishow,
int cooked, int lazy)
{
- struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
- struct obd_uuid uuid_buf;
- char *poolname = NULL;
- struct ll_stat_type types[] = { { LL_STATFS_LMV, "MDT" },
- { LL_STATFS_LOV, "OST" },
- { 0, NULL } };
- struct ll_stat_type *tp;
- __u32 index;
- __u32 type;
- int rc;
+ struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
+ struct obd_uuid uuid_buf;
+ char *poolname = NULL;
+ struct ll_stat_type types[] = { { LL_STATFS_LMV, "MDT" },
+ { LL_STATFS_LOV, "OST" },
+ { 0, NULL } };
+ struct ll_stat_type *tp;
+ __u64 ost_ffree = 0;
+ __u32 index;
+ __u32 type;
+ int rc;
if (pool) {
poolname = strchr(pool, '.');
sum.os_ffree += stat_buf.os_ffree;
sum.os_files += stat_buf.os_files;
} else /* if (tp->st_op == LL_STATFS_LOV) */ {
- sum.os_blocks += stat_buf.os_blocks *
- stat_buf.os_bsize;
- sum.os_bfree += stat_buf.os_bfree *
- stat_buf.os_bsize;
- sum.os_bavail += stat_buf.os_bavail *
- stat_buf.os_bsize;
- }
- } else if (rc == -EINVAL || rc == -EFAULT) {
- break;
- }
- }
- }
+ sum.os_blocks += stat_buf.os_blocks *
+ stat_buf.os_bsize;
+ sum.os_bfree += stat_buf.os_bfree *
+ stat_buf.os_bsize;
+ sum.os_bavail += stat_buf.os_bavail *
+ stat_buf.os_bsize;
+ ost_ffree += stat_buf.os_ffree;
+ }
+ } else if (rc == -EINVAL || rc == -EFAULT) {
+ break;
+ }
+ }
+ }
- printf("\n");
- showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0,0);
- printf("\n");
- return 0;
+ /* If we don't have as many objects free on the OST as inodes
+ * on the MDS, we reduce the total number of inodes to
+ * compensate, so that the "inodes in use" number is correct.
+ * Matches ll_statfs_internal() so the results are consistent. */
+ if (ost_ffree < sum.os_ffree) {
+ sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
+ sum.os_ffree = ost_ffree;
+ }
+ printf("\n");
+ showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0, 0);
+ printf("\n");
+ return 0;
}
static int lfs_df(int argc, char **argv)