LU-10966 utils: Fix `lfs check` documentation and arguments

[fs/lustre-release.git] / lustre / utils / lfs.c

diff --git a/lustre/utils/lfs.c b/lustre/utils/lfs.c
index 0cc1fed..63d4aa4 100644 (file)
--- a/lustre/utils/lfs.c
+++ b/lustre/utils/lfs.c
@@ -408,9 +408,9 @@ command_t cmdlist[] = {
         "\t            fnv_1a_64 FNV-1a hash algorithm\n"
         "\t            all_char  sum of characters % MDT_COUNT\n"},
         {"check", lfs_check, 0,
-         "Display the status of MDS or OSTs (as specified in the command)\n"
-         "or all the servers (MDS and OSTs).\n"
-         "usage: check <osts|mds|servers>"},
+        "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
+        "or all the servers (MGTs, MDTs and OSTs).\n"
+        "usage: check <mgts|osts|mdts|all>"},
         {"osts", lfs_osts, 0, "list OSTs connected to client "
          "[for specified path only]\n" "usage: osts [path]"},
         {"mdts", lfs_mdts, 0, "list MDTs connected to client "
@@ -5414,12 +5414,13 @@ static int lfs_getname(int argc, char **argv)
 
 static int lfs_check(int argc, char **argv)
 {
-        int rc;
-        char mntdir[PATH_MAX] = {'\0'};
-        int num_types = 1;
-        char *obd_types[2];
-        char obd_type1[4];
-        char obd_type2[4];
+       char mntdir[PATH_MAX] = {'\0'};
+       int num_types = 1;
+       char *obd_types[3];
+       char obd_type1[4];
+       char obd_type2[4];
+       char obd_type3[4];
+       int rc;
 
        if (argc != 2) {
                fprintf(stderr, "%s check: server type must be specified\n",
@@ -5427,17 +5428,23 @@ static int lfs_check(int argc, char **argv)
                return CMD_HELP;
        }
 
-        obd_types[0] = obd_type1;
-        obd_types[1] = obd_type2;
-
-        if (strcmp(argv[1], "osts") == 0) {
-                strcpy(obd_types[0], "osc");
-        } else if (strcmp(argv[1], "mds") == 0) {
-                strcpy(obd_types[0], "mdc");
-        } else if (strcmp(argv[1], "servers") == 0) {
-                num_types = 2;
-                strcpy(obd_types[0], "osc");
-                strcpy(obd_types[1], "mdc");
+       obd_types[0] = obd_type1;
+       obd_types[1] = obd_type2;
+       obd_types[2] = obd_type3;
+
+       if (strcmp(argv[1], "osts") == 0) {
+               strcpy(obd_types[0], "osc");
+       } else if (strcmp(argv[1], "mdts") == 0 ||
+                  strcmp(argv[1], "mds") == 0) {
+               strcpy(obd_types[0], "mdc");
+       } else if (strcmp(argv[1], "mgts") == 0) {
+               strcpy(obd_types[0], "mgc");
+       } else if (strcmp(argv[1], "all") == 0 ||
+                  strcmp(argv[1], "servers") == 0) {
+               num_types = 3;
+               strcpy(obd_types[0], "osc");
+               strcpy(obd_types[1], "mdc");
+               strcpy(obd_types[2], "mgc");
        } else {
                fprintf(stderr, "%s check: unrecognized option '%s'\n",
                        progname, argv[1]);