static int lfs_hsm_remove(int argc, char **argv);
static int lfs_hsm_cancel(int argc, char **argv);
static int lfs_swap_layouts(int argc, char **argv);
+static int lfs_mv(int argc, char **argv);
#define SETSTRIPE_USAGE(_cmd, _tgt) \
"usage: "_cmd" [--stripe-count|-c <stripe_count>]\n"\
"usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
{"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
"usage: swap_layouts <path1> <path2>"},
- {"migrate", lfs_setstripe, 0, "migrate file from one layout to "
+ {"migrate", lfs_setstripe, 0, "migrate file from one OST layout to "
"another (may be not safe with concurent writes).\n"
SETSTRIPE_USAGE("migrate ", "<filename>")},
- {"help", Parser_help, 0, "help"},
- {"exit", Parser_quit, 0, "quit"},
- {"quit", Parser_quit, 0, "quit"},
- { 0, 0, 0, NULL }
+ {"mv", lfs_mv, 0,
+ "To move directories between MDTs.\n"
+ "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
+ "[--verbose|-v]\n"},
+ {"help", Parser_help, 0, "help"},
+ {"exit", Parser_quit, 0, "quit"},
+ {"quit", Parser_quit, 0, "quit"},
+ { 0, 0, 0, NULL }
};
#define MIGRATION_BLOCKS 1
return result;
}
+static int lfs_mv(int argc, char **argv)
+{
+ struct find_param param = { .maxdepth = -1, .mdtindex = -1};
+ char *end;
+ int c;
+ int rc = 0;
+ struct option long_opts[] = {
+ {"--mdt-index", required_argument, 0, 'M'},
+ {"verbose", no_argument, 0, 'v'},
+ {0, 0, 0, 0}
+ };
+
+ while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'M': {
+ param.mdtindex = strtoul(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "%s: invalid MDT index'%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ }
+ case 'v': {
+ param.verbose = VERBOSE_DETAIL;
+ break;
+ }
+ default:
+ fprintf(stderr, "error: %s: unrecognized option '%s'\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (param.mdtindex == -1) {
+ fprintf(stderr, "%s MDT index must be indicated\n", argv[0]);
+ return CMD_HELP;
+ }
+
+ if (optind >= argc) {
+ fprintf(stderr, "%s missing operand path\n", argv[0]);
+ return CMD_HELP;
+ }
+
+ param.migrate = 1;
+ rc = llapi_mv(argv[optind], ¶m);
+ if (rc != 0)
+ fprintf(stderr, "cannot migrate '%s' to MDT%04x: %s\n",
+ argv[optind], param.mdtindex, strerror(-rc));
+ return rc;
+}
+
static int lfs_osts(int argc, char **argv)
{
return lfs_tgts(argc, argv);
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)
strerror(errno));
hur = oldhur;
rc = -errno;
+ fclose(fp);
goto out_free;
}
memcpy(hur, oldhur, hur_len(oldhur));
rc = lfs_hsm_prepare_file(line, &hui->hui_fid,
&last_dev);
hur->hur_request.hr_itemcount++;
- if (rc)
+ if (rc) {
+ fclose(fp);
goto out_free;
+ }
if ((some_file[0] == '\0') &&
(strlen(line) < sizeof(some_file)))