X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Futils%2Flctl.c;h=830d240c91d6a51a8640073a3fd884d0b412b758;hp=e85190b0c1fbbda28f79b5b3c54c9cfb5382508e;hb=6df76d3357fc5896b6902399ed7ce6d7c7835f58;hpb=04248c9069d87bea8e3b7b400c541c97ff292ac2

diff --git a/lustre/utils/lctl.c b/lustre/utils/lctl.c
index e85190b..830d240 100644
--- a/lustre/utils/lctl.c
+++ b/lustre/utils/lctl.c
@@ -1,6 +1,4 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
  * GPL HEADER START
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -17,17 +15,15 @@
  *
  * You should have received a copy of the GNU General Public License
  * version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * GPL HEADER END
  */
 /*
- * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
+ *
+ * Copyright (c) 2012, 2017, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -40,357 +36,644 @@
  * Author: Robert Read <rread@clusterfs.com>
  */
 
+#include <errno.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <lnet/lnetctl.h>
+#include <string.h>
+#include <libcfs/util/parser.h>
+#include <linux/lnet/lnetctl.h>
 #include "obdctl.h"
-#include <libcfs/libcfsutil.h>
+#include <linux/lustre/lustre_ver.h>
+#include <lustre/lustreapi.h>
 
-static int jt_quit(int argc, char **argv) {
-        Parser_quit(argc, argv);
-        return 0;
-}
+static int lctl_list_commands(int argc, char **argv);
 
-static int jt_noop(int argc, char **argv) {
-        return 0;
+static int jt_opt_ignore_errors(int argc, char **argv)
+{
+	Parser_ignore_errors(1);
+	return 0;
 }
 
-static int jt_opt_ignore_errors(int argc, char **argv) {
-        Parser_ignore_errors(1);
-        return 0;
-}
+static int jt_pcc_list_commands(int argc, char **argv);
+static int jt_pcc(int argc, char **argv);
+
+/**
+ * command_t pccdev_cmdlist - lctl pcc commands.
+ */
+command_t pccdev_cmdlist[] = {
+	{ .pc_name = "add", .pc_func = jt_pcc_add,
+	  .pc_help = "Add a PCC backend to a client.\n"
+		"usage: lctl pcc add <mntpath> <pccpath> [--param|-p <param>]\n"
+		"\tmntpath: Lustre mount point.\n"
+		"\tpccpath: Path of the PCC backend.\n"
+		"\tparam:   Setting parameters for PCC backend.\n" },
+	{ .pc_name = "del", .pc_func = jt_pcc_del,
+	  .pc_help = "Delete the specified PCC backend on a client.\n"
+		"usage: clt pcc del <mntpath> <pccpath>\n" },
+	{ .pc_name = "clear", .pc_func = jt_pcc_clear,
+	  .pc_help = "Remove all PCC backend on a client.\n"
+		"usage: lctl pcc clear <mntpath>\n" },
+	{ .pc_name = "list", .pc_func = jt_pcc_list,
+	  .pc_help = "List all PCC backends on a client.\n"
+		"usage: lctl pcc list <mntpath>\n" },
+	{ .pc_name = "list-commands", .pc_func = jt_pcc_list_commands,
+	  .pc_help = "list commands supported by lctl pcc"},
+	{ .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
+	{ .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
+	{ .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
+	{ .pc_help = NULL }
+};
 
 command_t cmdlist[] = {
-        /* Metacommands */
-        {"===== metacommands =======", jt_noop, 0, "metacommands"},
-        {"--device", jt_opt_device, 0,
-         "run <command> after connecting to device <devno>\n"
-         "--device <devno> <command [args ...]>"},
-        {"--ignore_errors", jt_opt_ignore_errors, 0,
-         "ignore errors that occur during script processing\n"
-         "--ignore_errors"},
-        {"ignore_errors", jt_opt_ignore_errors, 0,
-         "ignore errors that occur during script processing\n"
-         "ignore_errors"},
-
-        /* User interface commands */
-        {"======== control =========", jt_noop, 0, "control commands"},
-        {"help", Parser_help, 0, "help"},
-        {"lustre_build_version", jt_get_version, 0,
-         "print the build version of lustre\n"
-         "usage: lustre_build_version"},
-        {"exit", jt_quit, 0, "quit"},
-        {"quit", jt_quit, 0, "quit"},
-
-        /* Network configuration commands */
-        {"===== network config =====", jt_noop, 0, "network config"},
-        {"--net", jt_opt_net, 0,"run <command> after setting network to <net>\n"
-         "usage: --net <tcp/elan/gm/...> <command>"},
-        {"network", jt_ptl_network, 0, "configure LNET"
-         "usage: network up|down"},
-        {"net", jt_ptl_network, 0, "configure LNET"
-         "usage: net up|down"},
-        {"list_nids", jt_ptl_list_nids, 0, "list local NIDs"
-         "usage: list_nids [all]"},
-        {"which_nid", jt_ptl_which_nid, 0, "choose a NID"
-         "usage: which_nid NID [NID...]"},
-        {"interface_list", jt_ptl_print_interfaces,0,"print interface entries\n"
-         "usage: interface_list"},
-        {"peer_list", jt_ptl_print_peers, 0, "print peer entries\n"
-         "usage: peer_list"},
-        {"conn_list", jt_ptl_print_connections, 0,
-         "print all the connected remote nid\n"
-         "usage: conn_list"},
-        {"active_tx", jt_ptl_print_active_txs, 0, "print active transmits\n"
-         "usage: active_tx"},
-        {"route_list", jt_ptl_print_routes, 0,
-         "print the portals routing table, same as show_route\n"
-         "usage: route_list"},
-        {"show_route", jt_ptl_print_routes, 0,
-         "print the portals routing table, same as route_list\n"
-         "usage: show_route"},
-        {"ping", jt_ptl_ping, 0, "Check LNET connectivity\n"
-         "usage: ping nid [timeout] [pid]"},
-
-        /* Device selection commands */
-        {"==== obd device selection ====", jt_noop, 0, "device selection"},
-        {"device", jt_obd_device, 0,
-         "set current device to <name|devno>\n"
-         "usage: device <%name|$name|devno>"},
-        {"device_list", jt_obd_list, 0, "show all devices\n"
-         "usage: device_list"},
-        {"dl", jt_obd_list, 0, "show all devices\n"
-         "usage: dl [-t]"},
-
-        /* Device operations */
-        {"==== obd device operations ====", jt_noop, 0, "device operations"},
-        {"activate", jt_obd_activate, 0, "activate an import\n"},
-        {"deactivate", jt_obd_deactivate, 0, "deactivate an import. "
-         "This command should be used on failed OSC devices in an MDT LOV.\n"},
-        {"abort_recovery", jt_obd_abort_recovery, 0,
-         "abort recovery on a restarting MDT or OST device\n"},
-        {"set_timeout", jt_lcfg_set_timeout, 0,
-         "usage: conf_param obd_timeout=<secs>\n"},
-        {"conf_param", jt_lcfg_mgsparam, 0, "set a permanent config param. "
-         "This command must be run on the MGS node\n"
-         "usage: conf_param <target.keyword=val> ...\n"},
-        {"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
-         "usage: local_param <target.keyword=val> ...\n"},
-        {"get_param", jt_lcfg_getparam, 0, "get the Lustre or LNET parameter\n"
-         "usage: get_param [-n|-N|-F] <param_path1 param_path2 ...>\n"
-         "Get the value of Lustre or LNET parameter from the specified path.\n"
-         "The path can contain shell-style filename patterns.\n"
-         "  -n  Print only the value and not parameter name.\n"
-         "  -N  Print only matched parameter names and not the values.\n"
-         "      (Especially useful when using patterns.)\n"
-         "  -F  When -N specified, add '/', '@' or '=' for directories,\n"
-         "      symlinks and writeable files, respectively."},
-        {"set_param", jt_lcfg_setparam, 0, "set the Lustre or LNET parameter\n"
-         "usage: set_param [-n] <param_path1=value1 param_path2 value2 ...>\n"
-         "Set the value of the Lustre or LNET parameter at the specified path\n"
-         "  -n  Disable printing of the key name when printing values."},
-        {"list_param", jt_lcfg_listparam, 0,
-         "list the Lustre or LNET parameter name\n"
-         "usage: list_param [-F] <param_path1 param_path2 ...>\n"
-         "List the name of Lustre or LNET parameter from the specified path.\n"
-         "  -F  Add '/', '@' or '=' for dirs, symlinks and writeable files,\n"
-                "respectively."},
-
-        /* Debug commands */
-        {"==== debugging control ====", jt_noop, 0, "debug"},
-        {"debug_daemon", jt_dbg_debug_daemon, 0,
-         "debug daemon control and dump to a file\n"
-         "usage: debug_daemon {start file [#MB]|stop}"},
-        {"debug_kernel", jt_dbg_debug_kernel, 0,
-         "get debug buffer and dump to a file, same as dk\n"
-         "usage: debug_kernel [file] [raw]"},
-        {"dk", jt_dbg_debug_kernel, 0,
-         "get debug buffer and dump to a file, same as debug_kernel\n"
-         "usage: dk [file] [raw]"},
-        {"debug_file", jt_dbg_debug_file, 0,
-         "convert a binary debug file dumped by the kernel to ASCII text\n"
-         "usage: debug_file <input> [output]"},
-        {"df", jt_dbg_debug_file, 0,
-         "read debug buffer from input and dump to output, same as debug_file\n"
-         "usage: df <input> [output]"},
-        {"clear", jt_dbg_clear_debug_buf, 0, "clear kernel debug buffer\n"
-         "usage: clear"},
-        {"mark", jt_dbg_mark_debug_buf, 0,
-         "insert marker text in kernel debug buffer\n"
-         "usage: mark <text>"},
-        {"filter", jt_dbg_filter, 0, "filter message type\n"
-         "usage: filter <subsystem id/debug mask>"},
-        {"show", jt_dbg_show, 0, "Show specific type of messages\n"
-         "usage: show <subsystem id/debug mask>"},
-        {"debug_list", jt_dbg_list, 0, "list subsystem and debug types\n"
-         "usage: debug_list <subs/types>"},
-        {"modules", jt_dbg_modules, 0,
-         "provide gdb-friendly module information\n"
-         "usage: modules <path>"},
-
-        /* virtual block operations */
-        {"==== virtual block device ====", jt_noop, 0, "virtual block device"},
-        {"blockdev_attach", jt_blockdev_attach, 0,
-         "attach a lustre regular file to a virtual block device\n"
-         "usage: blockdev_attach <file_name> <device_name>"},
-        {"blockdev_detach", jt_blockdev_detach, 0,
-         "detach a lustre regular file from a virtual block device\n"
-         "usage: blockdev_detach <device_name>"},
-        {"blockdev_info", jt_blockdev_info, 0,
-         "get the device info of a attached file\n"
-         "usage: blockdev_info <device_name>"},
-
-        /* Pool commands */
-        {"===  Pools ==", jt_noop, 0, "pool management"},
-        {"pool_new", jt_pool_cmd, 0,
-         "add a new pool\n"
-         "usage pool_new <fsname>.<poolname>"},
-        {"pool_add", jt_pool_cmd, 0,
-         "add the named OSTs to the pool\n"
-         "usage pool_add <fsname>.<poolname> <ostname indexed list>"},
-        {"pool_remove", jt_pool_cmd, 0,
-         "remove the named OST from the pool\n"
-         "usage pool_remove <fsname>.<poolname> <ostname indexed list>"},
-        {"pool_destroy", jt_pool_cmd, 0,
-         "destroy a pool\n"
-         "usage pool_destroy <fsname>.<poolname>"},
-        {"pool_list", jt_pool_cmd, 0,
-         "list pools and pools members\n"
-         "usage pool_list  <fsname>[.<poolname>] | <pathname>"},
-
-        /* Changelog commands */
-        {"===  Changelogs ==", jt_noop, 0, "changelog user management"},
-        {"changelog_register", jt_changelog_register, 0,
-         "register a new persistent changelog user, returns id\n"
-         "usage:\tdevice <mdtname>\n\tchangelog_register [-n]"},
-        {"changelog_deregister", jt_changelog_deregister, 0,
-         "deregister an existing changelog user\n"
-         "usage:\tdevice <mdtname>\n\tchangelog_deregister <id>"},
-
-        /* Device configuration commands */
-        {"== device setup (these are not normally used post 1.4) ==",
-                jt_noop, 0, "device config"},
-        {"attach", jt_lcfg_attach, 0,
-         "set the type, name, and uuid of the current device\n"
-         "usage: attach type name uuid"},
-        {"detach", jt_obd_detach, 0,
-         "remove driver (and name and uuid) from current device\n"
-         "usage: detach"},
-        {"setup", jt_lcfg_setup, 0,
-         "type specific device configuration information\n"
-         "usage: setup <args...>"},
-        {"cleanup", jt_obd_cleanup, 0, "cleanup previously setup device\n"
-         "usage: cleanup [force | failover]"},
-        {"dump_cfg", jt_cfg_dump_log, 0,
-         "print log of recorded commands for this config to kernel debug log\n"
-         "usage: dump_cfg config-uuid-name"},
-
-        /* Test only commands */
-        {"==== testing (DANGEROUS) ====", jt_noop, 0, "testing (DANGEROUS)"},
-        {"--threads", jt_opt_threads, 0,
-         "run <threads> separate instances of <command> on device <devno>\n"
-         "--threads <threads> <verbose> <devno> <command [args ...]>"},
-        {"lookup", jt_obd_mdc_lookup, 0, "report file mode info\n"
-         "usage: lookup <directory> <file>"},
-        {"readonly", jt_obd_set_readonly, 0,
-         "disable writes to the underlying device\n"},
-        {"notransno", jt_obd_no_transno, 0,
-         "disable sending of committed-transno updates\n"},
-        {"add_uuid", jt_lcfg_add_uuid, 0, "associate a UUID with a nid\n"
-         "usage: add_uuid <uuid> <nid>"},
-        {"del_uuid", jt_lcfg_del_uuid, 0, "delete a UUID association\n"
-         "usage: del_uuid <uuid>"},
-        {"add_peer", jt_ptl_add_peer, 0, "add an peer entry\n"
-         "usage: add_peer <nid> <host> <port>"},
-        {"del_peer", jt_ptl_del_peer, 0, "remove an peer entry\n"
-         "usage: del_peer [<nid>] [<ipaddr|pid>]"},
-        {"add_conn ", jt_lcfg_add_conn, 0,
-         "usage: add_conn <conn_uuid> [priority]\n"},
-        {"del_conn ", jt_lcfg_del_conn, 0,
-         "usage: del_conn <conn_uuid> \n"},
-        {"disconnect", jt_ptl_disconnect, 0, "disconnect from a remote nid\n"
-         "usage: disconnect [<nid>]"},
-        {"mynid", jt_ptl_mynid, 0, "inform the socknal of the local nid. "
-         "The nid defaults to hostname for tcp networks and is automatically "
-         "setup for elan/myrinet networks.\n"
-         "usage: mynid [<nid>]"},
-        {"fail", jt_ptl_fail_nid, 0, "fail/restore communications.\n"
-         "Omitting the count means indefinitely, 0 means restore, "
-         "otherwise fail 'count' messages.\n"
-         "usage: fail nid|_all_ [count]"},
-        {"getattr", jt_obd_getattr, 0,
-         "get attribute for OST object <objid>\n"
-         "usage: getattr <objid>"},
-        {"setattr", jt_obd_setattr, 0,
-         "set mode attribute for OST object <objid>\n"
-         "usage: setattr <objid> <mode>"},
-         {"create", jt_obd_create, 0,
-         "create <num> OST objects (with <mode>)\n"
-         "usage: create [num [mode [verbose [lsm data]]]]"},
-        {"destroy", jt_obd_destroy, 0,
-         "destroy OST object <objid> [num [verbose]]\n"
-         "usage: destroy <num> objects, starting at objid <objid>"},
-        {"test_getattr", jt_obd_test_getattr, 0,
-         "do <num> getattrs (on OST object <objid> (objid+1 on each thread))\n"
-         "usage: test_getattr <num> [verbose [[t]objid]]"},
-        {"test_setattr", jt_obd_test_setattr, 0,
-         "do <num> setattrs (on OST object <objid> (objid+1 on each thread))\n"
-         "usage: test_setattr <num> [verbose [[t]objid]]"},
-        {"test_brw", jt_obd_test_brw, 0,
-         "do <num> bulk read/writes (<npages> per I/O, on OST object <objid>)\n"
-         "usage: test_brw [t]<num> [write [verbose [npages [[t]objid]]]]"},
-        {"lwt", jt_ptl_lwt, 0,
-         "light-weight tracing\n"
-         "usage: lwt start\n"
-         "       lwt stop [file]"},
-        {"memhog", jt_ptl_memhog, 0,
-         "memory pressure testing\n"
-         "usage: memhog <page count> [<gfp flags>]"},
-        {"getobjversion", jt_get_obj_version, 0,
-         "get the version of an object on servers\n"
-         "usage: getobjversion <fid>"},
-
-        {"==== obsolete (DANGEROUS) ====", jt_noop, 0, "obsolete (DANGEROUS)"},
-        /* some test scripts still use these */
-        {"cfg_device", jt_obd_device, 0,
-         "set current device to <name>\n"
-         "usage: device <name>"},
-        {"recover", jt_obd_recover, 0,
-         "try to restore a lost connection immediately\n"
-         "usage: recover [MDC/OSC device]"},
-        /* saving for sanity 44a */
-        {"lov_getconfig", jt_obd_lov_getconfig, 0,
-         "read lov configuration from an mds device\n"
-         "usage: lov_getconfig <mountpoint>"},
-        /* Llog operations */
-        {"llog_catlist", jt_llog_catlist, 0,
-         "list all catalog logs on current device.\n"
-         "usage: llog_catlist"},
-        {"llog_info", jt_llog_info, 0,
-         "print log header information.\n"
-         "usage: llog_info <$logname|#oid#ogr#ogen>\n"
-         "       oid, ogr and ogen are hexadecimal."},
-        {"llog_print", jt_llog_print, 0,
-         "print log content information.\n"
-         "usage: llog_print <$logname|#oid#ogr#ogen> [from] [to]\n"
-         "       oid, ogr and ogen are hexadecimal.\n"
-         "       print all records from index 1 by default."},
-        {"llog_check", jt_llog_check, 0,
-         "print log content information.\n"
-         "usage: llog_check <$logname|#oid#ogr#ogen> [from] [to]\n"
-         "       oid, ogr and ogen are hexadecimal.\n"
-         "       check all records from index 1 by default."},
-         {"llog_cancel", jt_llog_cancel, 0,
-         "cancel one record in log.\n"
-         "usage: llog_cancel <catalog id|catalog name> <log id> <index>"},
-        {"llog_remove", jt_llog_remove, 0,
-         "remove one log from catalog, erase it from disk.\n"
-         "usage: llog_remove <catalog id|catalog name> <log id>"},
-        /* network operations */
-        {"add_interface", jt_ptl_add_interface, 0, "add interface entry\n"
-         "usage: add_interface ip [netmask]"},
-        {"del_interface", jt_ptl_del_interface, 0, "del interface entry\n"
-         "usage: del_interface [ip]"},
-        {"add_route", jt_ptl_add_route, 0,
-         "add an entry to the portals routing table\n"
-         "usage: add_route <gateway> <target> [<target>]"},
-        {"del_route", jt_ptl_del_route, 0,
-         "delete route via gateway to targets from the portals routing table\n"
-         "usage: del_route <gateway> [<target>] [<target>]"},
-        {"set_route", jt_ptl_notify_router, 0,
-         "enable/disable routes via gateway in the portals routing table\n"
-         "usage: set_route <gateway> <up/down> [<time>]"},
-
-        { 0, 0, 0, NULL }
+	/* Metacommands */
+	{"===== metacommands =======", NULL, 0, "metacommands"},
+	{"--device", jt_opt_device, 0,
+	 "run <command> after connecting to device <devno>\n"
+	 "--device <devno> <command [args ...]>"},
+	{"--ignore_errors", jt_opt_ignore_errors, 0,
+	 "ignore errors that occur during script processing\n"
+	 "--ignore_errors"},
+	{"ignore_errors", jt_opt_ignore_errors, 0,
+	 "ignore errors that occur during script processing\n"
+	 "ignore_errors"},
+
+	/* User interface commands */
+	{"======== control =========", NULL, 0, "control commands"},
+	{"help", Parser_help, 0, "help"},
+	{"lustre_build_version", jt_get_version, 0,
+	 "print version of Lustre modules\n"
+	 "usage: lustre_build_version"},
+	{"exit", Parser_quit, 0, "quit"},
+	{"quit", Parser_quit, 0, "quit"},
+	{"--version", Parser_version, 0,
+	 "print build version of this utility and exit"},
+	{"--list-commands", lctl_list_commands, 0,
+	 "list commands supported by this utility and exit"},
+
+	/* Network configuration commands */
+	{"===== network config =====", NULL, 0, "network config"},
+	{"--net", jt_opt_net, 0, "run <command> after selecting network <net>\n"
+	 "usage: --net <tcp/o2ib/...> <command>"},
+	{"network", jt_ptl_network, 0, "configure LNET\n"
+	 "usage: network up|down"},
+	{"net", jt_ptl_network, 0, "configure LNET\n"
+	 "usage: net up|down"},
+	{"list_nids", jt_ptl_list_nids, 0, "list local NIDs\n"
+	 "usage: list_nids [all]"},
+	{"which_nid", jt_ptl_which_nid, 0, "choose a NID\n"
+	 "usage: which_nid NID [NID...]"},
+	{"replace_nids", jt_replace_nids, 0,
+	 "replace primary NIDs for a device\n"
+	 "usage: replace_nids <device> <nid1>[,nid2,nid3:nid4,nid5:nid6]"},
+	{"interface_list", jt_ptl_print_interfaces, 0,
+	 "print network interface entries\n"
+	 "usage: interface_list"},
+	{"peer_list", jt_ptl_print_peers, 0, "print peer LNet NIDs\n"
+	 "usage: peer_list"},
+	{"conn_list", jt_ptl_print_connections, 0,
+	 "print all the remote LNet connections\n"
+	 "usage: conn_list"},
+	{"route_list", jt_ptl_print_routes, 0,
+	 "print the LNet routing table, same as show_route\n"
+	 "usage: route_list"},
+	{"show_route", jt_ptl_print_routes, 0,
+	 "print the LNet routing table, same as route_list\n"
+	 "usage: show_route"},
+	{"ping", jt_ptl_ping, 0, "Check LNET connectivity\n"
+	 "usage: ping nid [timeout] [pid]"},
+	{"net_drop_add", jt_ptl_drop_add, 0, "Add LNet drop rule\n"
+	 "usage: net_drop_add <-s | --source NID>\n"
+	 "		      <-d | --dest NID>\n"
+	 "		      <<-r | --rate DROP_RATE> |\n"
+	 "		      <-i | --interval SECONDS>>\n"
+	 "		      [<-p | --portal> PORTAL...]\n"
+	 "		      [<-m | --message> <PUT|ACK|GET|REPLY>...]\n"
+	 "		      [< -e | --health_error]\n"},
+	{"net_drop_del", jt_ptl_drop_del, 0, "remove LNet drop rule\n"
+	 "usage: net_drop_del <[-a | --all] |\n"
+	 "		      <-s | --source NID>\n"
+	 "		      <-d | --dest NID>>\n"},
+	{"net_drop_reset", jt_ptl_drop_reset, 0, "reset drop rule stats\n"
+	 "usage: net_drop_reset"},
+	{"net_drop_list", jt_ptl_drop_list, 0, "list LNet drop rules\n"
+	 "usage: net_drop_list"},
+	{"net_delay_add", jt_ptl_delay_add, 0, "Add LNet delay rule\n"
+	 "usage: net_delay_add <-s | --source NID>\n"
+	 "		       <-d | --dest NID>\n"
+	 "		       <<-r | --rate DROP_RATE> |\n"
+	 "			<-i | --interval SECONDS>>\n"
+	 "		       <-l | --latency SECONDS>\n"
+	 "		       [<-p | --portal> PORTAL...]\n"
+	 "		       [<-m | --message> <PUT|ACK|GET|REPLY>...]\n"},
+	{"net_delay_del", jt_ptl_delay_del, 0, "remove LNet delay rule\n"
+	 "usage: net_delay_del <[-a | --all] |\n"
+	 "		       <-s | --source NID>\n"
+	 "		       <-d | --dest NID>>\n"},
+	{"net_delay_reset", jt_ptl_delay_reset, 0, "reset delay rule stats\n"
+	 "usage: net_delay_reset"},
+	{"net_delay_list", jt_ptl_delay_list, 0, "list LNet delay rules\n"
+	 "usage: net_delay_list"},
+
+	/* Device selection commands */
+	{"==== obd device selection ====", NULL, 0, "device selection"},
+	{"device", jt_obd_device, 0,
+	 "set current device to <name|devno>\n"
+	 "usage: device <%name|$name|devno>"},
+	{"device_list", jt_obd_list, 0, "show all devices\n"
+	 "usage: device_list"},
+	{"dl", jt_obd_list, 0, "show all devices\n"
+	 "usage: dl [-t]"},
+
+	/* Device operations */
+	{"==== obd device operations ====", NULL, 0, "device operations"},
+	{"activate", jt_obd_activate, 0, "activate an import\n"},
+	{"deactivate", jt_obd_deactivate, 0, "deactivate an import. "
+	 "This command should be used on failed OSC devices in an MDT LOV.\n"},
+	{"abort_recovery", jt_obd_abort_recovery, 0,
+	 "abort recovery on a restarting MDT or OST device\n"},
+	{"abort_recovery_mdt", jt_obd_abort_recovery_mdt, 0,
+	 "abort recovery between MDTs\n"},
+	{"set_timeout", jt_lcfg_set_timeout, 0,
+	 "usage: conf_param obd_timeout=<secs>\n"},
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+	{"conf_param", jt_lcfg_confparam, 0,
+	 "set a permanent config parameter.\n"
+	 "This command must be run on the MGS node\n"
+	 "usage: conf_param [-d] <target.keyword=val>\n"
+	 "  -d  Delete the permanent setting from the configuration."},
+#endif
+	{"local_param", jt_lcfg_param, 0, "set a temporary, local param\n"
+	 "usage: local_param <target.keyword=val>\n"},
+	{"get_param", jt_lcfg_getparam, 0, "get the Lustre or LNET parameter\n"
+	 "usage: get_param [-F|n|-N|-R] <param_path1 param_path2 ...>\n"
+	 "Get the value of Lustre or LNET parameter from the specified path.\n"
+	 "The path can contain shell-style filename patterns.\n"
+	 "  -F  When -N specified, add '/', '@' or '=' for directories,\n"
+	 "      symlinks and writeable files, respectively.\n"
+	 "  -n  Print only the value and not parameter name.\n"
+	 "  -N  Print only matched parameter names and not the values.\n"
+	 "      (Especially useful when using patterns.)\n"
+	 "  -R  Get parameters recursively from the specified entry.\n"},
+	{"set_param", jt_lcfg_setparam, 0, "set the Lustre or LNET parameter\n"
+	 "usage: set_param [-n] [-P] [-d] [-F]"
+	 "<param_path1=value1 param_path2=value2 ...>\n"
+	 "Set the value of the Lustre or LNET parameter at the specified path.\n"
+	 "  -n  Disable printing of the key name when printing values.\n"
+	 "  -P  Set the parameter permanently, filesystem-wide.\n"
+	 "  -d  Remove the permanent setting (only with -P option).\n"
+	 "  -F  Read permanent configuration from a YAML file.\n"},
+	{"list_param", jt_lcfg_listparam, 0,
+	 "list the Lustre or LNET parameter name\n"
+	 "usage: list_param [-F|-R|-D] <param_path1 param_path2 ...>\n"
+	 "List the name of Lustre or LNET parameter from the specified path.\n"
+	 "  -F  Add '/', '@' or '=' for dirs, symlinks and writeable files,\n"
+		"respectively.\n"
+	 "  -D  Only list directories.\n"
+	 "  -R  Recursively list all parameters under the specified path.\n"},
+
+	/* Debug commands */
+	{"==== debugging control ====", NULL, 0, "debug"},
+	{"debug_daemon", jt_dbg_debug_daemon, 0,
+	 "debug daemon control and dump to a file\n"
+	 "usage: debug_daemon {start file [#MB]|stop}"},
+	{"debug_kernel", jt_dbg_debug_kernel, 0,
+	 "get debug buffer and dump to a file, same as dk\n"
+	 "usage: debug_kernel [file] [raw]"},
+	{"dk", jt_dbg_debug_kernel, 0,
+	 "get debug buffer and dump to a file, same as debug_kernel\n"
+	 "usage: dk [file] [raw]"},
+	{"debug_file", jt_dbg_debug_file, 0,
+	 "convert a binary debug file dumped by the kernel to ASCII text\n"
+	 "usage: debug_file <input> [output]"},
+	{"df", jt_dbg_debug_file, 0,
+	 "read debug buffer from input and dump to output, same as debug_file\n"
+	 "usage: df <input> [output]"},
+	{"clear", jt_dbg_clear_debug_buf, 0, "clear kernel debug buffer\n"
+	 "usage: clear"},
+	{"mark", jt_dbg_mark_debug_buf, 0,
+	 "insert marker text in kernel debug buffer\n"
+	 "usage: mark <text>"},
+	{"filter", jt_dbg_filter, 0, "filter message type\n"
+	 "usage: filter <subsystem id/debug mask>"},
+	{"show", jt_dbg_show, 0, "Show specific type of messages\n"
+	 "usage: show <subsystem id/debug mask>"},
+	{"debug_list", jt_dbg_list, 0, "list subsystem and debug types\n"
+	 "usage: debug_list <subs/types>"},
+	{"modules", jt_dbg_modules, 0,
+	 "provide gdb-friendly module information\n"
+	 "usage: modules <path>"},
+
+	/* Pool commands */
+	{"===  Pools ==", NULL, 0, "pool management"},
+	{"pool_new", jt_pool_cmd, 0,
+	 "add a new pool\n"
+	 "usage: pool_new <fsname>.<poolname>"},
+	{"pool_add", jt_pool_cmd, 0,
+	 "add the named OSTs to the pool\n"
+	 "usage: pool_add <fsname>.<poolname> <ostname indexed list>"},
+	{"pool_remove", jt_pool_cmd, 0,
+	 "remove the named OST from the pool\n"
+	 "usage: pool_remove <fsname>.<poolname> <ostname indexed list>"},
+	{"pool_destroy", jt_pool_cmd, 0,
+	 "destroy a pool\n"
+	 "usage: pool_destroy <fsname>.<poolname>"},
+	{"pool_list", jt_pool_cmd, 0,
+	 "list pools and pools members\n"
+	 "usage: pool_list  <fsname>[.<poolname>] | <pathname>"},
+
+#ifdef HAVE_SERVER_SUPPORT
+	/* Barrier commands */
+	{"===  Barrier ==", NULL, 0, "barrier management"},
+	{"barrier_freeze", jt_barrier_freeze, 0,
+	 "freeze write barrier on MDTs\n"
+	 "usage: barrier_freeze <fsname> [timeout (in seconds)]"},
+	{"barrier_thaw", jt_barrier_thaw, 0,
+	 "thaw write barrier on MDTs\n"
+	 "usage: barrier_thaw <fsname>"},
+	{"barrier_stat", jt_barrier_stat, 0,
+	 "query write barrier status on MDTs\n"
+	 "usage: barrier_stat [--state|-s] [--timeout|-t] <fsname>"},
+	{"barrier_rescan", jt_barrier_rescan, 0,
+	 "rescan the system to filter out inactive MDT(s) for barrier\n"
+	 "usage: barrier_rescan <fsname> [timeout (in seconds)]"},
+
+	/* Snapshot commands */
+	{"===  Snapshot ==", NULL, 0, "Snapshot management"},
+	{"snapshot_create", jt_snapshot_create, 0,
+	 "create the snapshot\n"
+	 "usage: snapshot_create [-b | --barrier [on | off]]\n"
+	 "			 [-c | --comment comment]\n"
+	 "			 <-F | --fsname fsname>\n"
+	 "			 [-h | --help] <-n | --name ssname>\n"
+	 "			 [-r | --rsh remote_shell]\n"
+	 "			 [-t | --timeout timeout]"},
+	{"snapshot_destroy", jt_snapshot_destroy, 0,
+	 "destroy the snapshot\n"
+	 "usage: snapshot_destroy [-f | --force]\n"
+	 "			  <-F | --fsname fsname> [-h | --help]\n"
+	 "			  <-n | --name ssname>\n"
+	 "			  [-r | --rsh remote_shell]"},
+	{"snapshot_modify", jt_snapshot_modify, 0,
+	 "modify the snapshot\n"
+	 "usage: snapshot_modify [-c | --comment comment]\n"
+	 "			 <-F | --fsname fsname> [-h | --help]\n"
+	 "			 <-n | --name ssname> [-N | --new new_ssname]\n"
+	 "			 [-r | --rsh remote_shell]"},
+	{"snapshot_list", jt_snapshot_list, 0,
+	 "query the snapshot(s)\n"
+	 "usage: snapshot_list [-d | --detail]\n"
+	 "		       <-F | --fsname fsname> [-h | --help]\n"
+	 "		       [-n | --name ssname] [-r | --rsh remote_shell]"},
+	{"snapshot_mount", jt_snapshot_mount, 0,
+	 "mount the snapshot\n"
+	 "usage: snapshot_mount <-F | --fsname fsname> [-h | --help]\n"
+	 "			<-n | --name ssname>\n"
+	 "			[-r | --rsh remote_shell]"},
+	{"snapshot_umount", jt_snapshot_umount, 0,
+	 "umount the snapshot\n"
+	 "usage: snapshot_umount <-F | --fsname fsname> [-h | --help]\n"
+	 "			 <-n | --name ssname>\n"
+	 "			 [-r | --rsh remote_shell]"},
+#endif /* HAVE_SERVER_SUPPORT */
+	/* Nodemap commands */
+	{"=== Nodemap ===", NULL, 0, "nodemap management"},
+	{"nodemap_activate", jt_nodemap_activate, 0,
+	 "activate nodemap idmapping functions\n"
+	 "usage: nodemap_activate {0|1}"},
+	{"nodemap_add", jt_nodemap_add, 0,
+	 "add a new nodemap\n"
+	 "usage: nodemap_add <nodemap_name>"},
+	{"nodemap_del", jt_nodemap_del, 0,
+	 "remove a nodemap\n"
+	 "usage: nodemap_del <nodemap_name>"},
+	{"nodemap_add_range", jt_nodemap_add_range, 0,
+	 "add a range to a nodemap\n"
+	 "usage: nodemap_add_range <nid_range>"},
+	{"nodemap_del_range", jt_nodemap_del_range, 0,
+	 "add a range to a nodemap\n"
+	 "usage: nodemap_del_range <nid_range>"},
+	{"nodemap_modify", jt_nodemap_modify, 0,
+	 "modify a nodemap parameters\n"
+	 "usage: nodemap_modify nodemap_name param value"},
+	{"nodemap_add_idmap", jt_nodemap_add_idmap, 0,
+	 "add a UID or GID mapping to a nodemap"},
+	{"nodemap_del_idmap", jt_nodemap_del_idmap, 0,
+	 "delete a UID or GID mapping from a nodemap"},
+	{"nodemap_set_fileset", jt_nodemap_set_fileset, 0,
+	 "set a fileset on a nodemap\n"
+	 "usage: nodemap_set_fileset <fileset>"},
+	{"nodemap_set_sepol", jt_nodemap_set_sepol, 0,
+	 "set SELinux policy info on a nodemap\n"
+	 "usage: nodemap_set_sepol <SELinux policy info>"},
+	{"nodemap_test_nid", jt_nodemap_test_nid, 0,
+	 "usage: nodemap_test_nid <nid>"},
+	{"nodemap_test_id", jt_nodemap_test_id, 0,
+	 "Usage: nodemap_test_id --nid <nid> --idtype [uid|gid] --id <id>"},
+	{"nodemap_info", jt_nodemap_info, 0,
+	 "Usage: nodemap_info [list|nodemap_name|all]"},
+
+	/* Changelog commands */
+	{"===  Changelogs ==", NULL, 0, "changelog user management"},
+	{"changelog_register", jt_changelog_register, 0,
+	 "register a new persistent changelog user, returns id\n"
+	 "usage: --device <mdtname> changelog_register [-n]"},
+	{"changelog_deregister", jt_changelog_deregister, 0,
+	 "deregister an existing changelog user\n"
+	 "usage: --device <mdtname> changelog_deregister <id>"},
+
+	/* Persistent Client Cache (PCC) commands */
+	{"=== Persistent Client Cache ===", NULL, 0, "PCC user management"},
+	{"pcc", jt_pcc, pccdev_cmdlist,
+	 "lctl commands used to interact with PCC features:\n"
+	 "lctl pcc add    - add a PCC backend to a client\n"
+	 "lctl pcc del    - delete a PCC backend on a client\n"
+	 "lctl pcc clear  - remove all PCC backends on a client\n"
+	 "lctl pcc list   - list all PCC backends on a client\n"},
+
+	/* Device configuration commands */
+	{"== device setup (these are not normally used post 1.4) ==",
+		NULL, 0, "device config"},
+	{"attach", jt_lcfg_attach, 0,
+	 "set the type, name, and uuid of the current device\n"
+	 "usage: attach type name uuid"},
+	{"detach", jt_obd_detach, 0,
+	 "remove driver (and name and uuid) from current device\n"
+	 "usage: detach"},
+	{"setup", jt_lcfg_setup, 0,
+	 "type specific device configuration information\n"
+	 "usage: setup <args...>"},
+	{"cleanup", jt_obd_cleanup, 0, "cleanup previously setup device\n"
+	 "usage: cleanup [force | failover]"},
+	{"clear_conf", jt_lcfg_clear, 0,
+	 "drop unused config logs for a device or filesystem\n"
+	 "usage: clear_conf <device|fsname>"},
+	{"fork_lcfg", jt_lcfg_fork, 0,
+	 "copy configuration files for named filesystem with given name\n"
+	 "usage: fork_lcfg <fsname> <newname>"},
+	{"erase_lcfg", jt_lcfg_erase, 0,
+	 "permanently erase configuration for the named filesystem\n"
+	 "usage: erase_lcfg <fsname>"},
+
+	/* Test only commands */
+	{"==== testing (DANGEROUS) ====", NULL, 0, "testing (DANGEROUS)"},
+	{"--threads", jt_opt_threads, 0,
+	 "run <threads> separate instances of <command> on device <devno>\n"
+	 "--threads <threads> <verbose> <devno> <command [args ...]>"},
+	{"lookup", jt_obd_mdc_lookup, 0, "report file mode info\n"
+	 "usage: lookup <directory> <file>"},
+	{"readonly", jt_obd_set_readonly, 0,
+	 "disable writes to the underlying device\n"},
+#ifdef HAVE_SERVER_SUPPORT
+	{"notransno", jt_obd_no_transno, 0,
+	 "disable sending of committed-transno updates\n"},
+#endif
+	{"add_uuid", jt_lcfg_add_uuid, 0, "associate a UUID with a NID\n"
+	 "usage: add_uuid <uuid> <nid>"},
+	{"del_uuid", jt_lcfg_del_uuid, 0, "delete a UUID association\n"
+	 "usage: del_uuid <uuid>"},
+	{"add_peer", jt_ptl_add_peer, 0, "add an peer entry\n"
+	 "usage: add_peer <nid> <host> <port>"},
+	{"del_peer", jt_ptl_del_peer, 0, "remove an peer entry\n"
+	 "usage: del_peer [<nid>] [<ipaddr|pid>]"},
+	{"add_conn ", jt_lcfg_add_conn, 0,
+	 "usage: add_conn <conn_uuid> [priority]\n"},
+	{"del_conn ", jt_lcfg_del_conn, 0,
+	 "usage: del_conn <conn_uuid>"},
+	{"disconnect", jt_ptl_disconnect, 0, "disconnect from a remote NID\n"
+	 "usage: disconnect [<nid>]"},
+	{"push", jt_ptl_push_connection, 0, "flush connection to a remote NID\n"
+	 "usage: push [<nid>]"},
+	{"mynid", jt_ptl_mynid, 0, "inform the LND of the local NID. "
+	 "The NID defaults to hostname for TCP networks.\n"
+	 "usage: mynid [<nid>]"},
+	{"fail", jt_ptl_fail_nid, 0, "fail/restore network communications\n"
+	 "Omitting the count means indefinitely, 0 means restore, "
+	 "otherwise fail 'count' messages.\n"
+	 "usage: fail nid|_all_ [count]"},
+
+	/*Test commands for echo client*/
+	{"test_create", jt_obd_test_create, 0,
+	 "create files on MDT by echo client\n"
+	 "usage: test_create [-d parent_basedir] <-D parent_count> "
+	 "[-b child_base_id] <-c stripe_count> <-n count> <-t time>\n"},
+	{"test_mkdir", jt_obd_test_mkdir, 0,
+	 "mkdir on MDT by echo client\n"
+	 "usage: test_mkdir [-d parent_basedir] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"test_destroy", jt_obd_test_destroy, 0,
+	 "Destroy files on MDT by echo client\n"
+	 "usage: test_destroy [-d parent_basedir] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"test_rmdir", jt_obd_test_rmdir, 0,
+	 "rmdir on MDT by echo client\n"
+	 "usage: test_rmdir [-d parent_basedir] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"test_lookup", jt_obd_test_lookup, 0,
+	 "lookup files on MDT by echo client\n"
+	 "usage: test_lookup [-d parent_basedir] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"test_setxattr", jt_obd_test_setxattr, 0,
+	 "Set EA for files/directory on MDT by echo client\n"
+	 "usage: test_setxattr [-d parent_baseid] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"test_md_getattr", jt_obd_test_md_getattr, 0,
+	 "getattr files on MDT by echo client\n"
+	 "usage: test_md_getattr [-d parent_basedir] <-D parent_count>"
+	 "[-b child_base_id] [-n count] <-t time>\n"},
+	{"getattr", jt_obd_getattr, 0,
+	 "get attribute for OST object <objid>\n"
+	 "usage: getattr <objid>"},
+	{"setattr", jt_obd_setattr, 0,
+	 "set mode attribute for OST object <objid>\n"
+	 "usage: setattr <objid> <mode>"},
+	{"create", jt_obd_create, 0,
+	 "create <num> OST objects (with <mode>)\n"
+	 "usage: create [num [mode [verbose [lsm data]]]]"},
+	{"destroy", jt_obd_destroy, 0,
+	 "destroy OST object <objid> [num [verbose]]\n"
+	 "usage: destroy <num> objects, starting at objid <objid>"},
+	{"test_getattr", jt_obd_test_getattr, 0,
+	 "do <num> getattrs (on OST object <objid> (objid+1 on each thread))\n"
+	 "usage: test_getattr <num> [verbose [[t]objid]]"},
+	{"test_setattr", jt_obd_test_setattr, 0,
+	 "do <num> setattrs (on OST object <objid> (objid+1 on each thread))\n"
+	 "usage: test_setattr <num> [verbose [[t]objid]]"},
+	{"test_brw", jt_obd_test_brw, 0,
+	 "do <num> bulk read/writes (<npages> per I/O, on OST object <objid>)\n"
+	 "usage: test_brw [t]<num> [write [verbose [npages [[t]objid]]]]"},
+	{"getobjversion", jt_get_obj_version, 0,
+	 "get the version of an object on servers\n"
+	 "usage: getobjversion <fid>\n"
+	 "	 getobjversion -i <id> -g <group>"},
+#ifdef HAVE_SERVER_SUPPORT
+	/* LFSCK commands */
+	{"==== LFSCK ====", NULL, 0, "LFSCK"},
+	{"lfsck_start", jt_lfsck_start, 0, "start LFSCK\n"
+	 "usage: lfsck_start [--device|-M [MDT,OST]_device]\n"
+	 "		     [--all|-A] [--create-ostobj|-c [on | off]]\n"
+	 "		     [--create-mdtobj|-C [on | off]]\n"
+	 "		     [--delay-create-ostobj|-d [on | off]]\n"
+	 "		     [--error|-e {continue | abort}] [--help|-h]\n"
+	 "		     [--dryrun|-n [on | off]] [--orphan|-o]\n"
+	 "		     [--reset|-r] [--speed|-s speed_limit]\n"
+	 "		     [--type|-t lfsck_type[,lfsck_type...]]\n"
+	 "		     [--window-size|-w size]"},
+	{"lfsck_stop", jt_lfsck_stop, 0, "stop lfsck(s)\n"
+	 "usage: lfsck_stop [--device|-M [MDT,OST]_device]\n"
+	 "		    [--all|-A] [--help|-h]"},
+	{"lfsck_query", jt_lfsck_query, 0, "check lfsck(s) status\n"
+	 "usage: lfsck_query [--device|-M MDT_device] [--help|-h]\n"
+	 "		     [--type|-t lfsck_type[,lfsck_type...]]\n"
+	 "		     [--wait|-w]"},
+#endif /* HAVE_SERVER_SUPPORT */
+	{"cfg_device", jt_obd_device, 0,
+	 "set current device to <name>\n"
+	 "usage: device <name>"},
+	{"recover", jt_obd_recover, 0,
+	 "try to restore a lost connection immediately\n"
+	 "usage: recover [MDC/OSC device]"},
+	/* Llog operations */
+	{"llog_catlist", jt_llog_catlist, 0,
+	 "list all catalog files on current device. If current device is not\n"
+	 "set, MGS device is used by default.\n"
+	 "usage: llog_catlist"},
+	{"llog_info", jt_llog_info, 0,
+	 "print log header information.\n"
+	 "usage: llog_info <logname|LLOG_ID>\n"},
+	{"llog_print", jt_llog_print, 0,
+	 "print log content information.\n"
+	 "usage: llog_print <logname|LLOG_ID> [--start <index>] [--end <index>j]\n"
+	 "       print all records by default, or within given index range."},
+	{"llog_cancel", jt_llog_cancel, 0,
+	 "cancel one record in specified log.\n"
+	 "usage:llog_cancel <logname|LLOG_ID> --log_idx <idx>\n"},
+	{"llog_check", jt_llog_check, 0,
+	 "verify that log content is valid.\n"
+	 "usage: llog_check <logname|LLOG_ID> [--start <index>] [--end <index>j]\n"
+	 "       check all records from index 1 by default."},
+	{"llog_remove", jt_llog_remove, 0,
+	 "remove one log from catalog or plain log, erase it from disk.\n"
+	 "usage: llog_remove <logname|LLOG_ID> [--log_id <id>]"},
+	{"==== obsolete (DANGEROUS) ====", NULL, 0, "obsolete (DANGEROUS)"},
+	/* some test scripts still use these */
+	/* saving for sanity 44a */
+	{"lov_getconfig", jt_obd_lov_getconfig, 0,
+	 "read lov configuration from an mds device\n"
+	 "usage: lov_getconfig <mountpoint>"},
+	/* network operations */
+	{"add_interface", jt_ptl_add_interface, 0, "add interface entry\n"
+	 "usage: add_interface ip [netmask]"},
+	{"del_interface", jt_ptl_del_interface, 0, "del interface entry\n"
+	 "usage: del_interface [ip]"},
+	{"add_route", jt_ptl_add_route, 0,
+	 "add an entry to the LNet routing table\n"
+	 "usage: add_route <gateway> [<hops> [<priority>]]"},
+	{"del_route", jt_ptl_del_route, 0,
+	 "delete route via gateway to targets from the LNet routing table\n"
+	 "usage: del_route <gateway> [<target>] [<target>]"},
+	{"set_route", jt_ptl_notify_router, 0,
+	 "enable/disable routes via gateway in the LNet routing table\n"
+	 "usage: set_route <gateway> <up/down> [<time>]"},
+
+	{ 0, 0, 0, NULL }
 };
 
+/**
+ * jt_pcc_list_commands() - List lctl pcc commands.
+ * @argc: The count of command line arguments.
+ * @argv: Array of strings for command line arguments.
+ *
+ * This function lists lctl pcc commands defined in pccdev_cmdlist[].
+ *
+ * Return: 0 on success.
+ */
+static int jt_pcc_list_commands(int argc, char **argv)
+{
+	char buffer[81] = "";
+
+	Parser_list_commands(pccdev_cmdlist, buffer, sizeof(buffer),
+			     NULL, 0, 4);
+
+	return 0;
+}
+
+/**
+ * jt_pcc() - Parse and execute lctl pcc commands.
+ * @argc: The count of lctl pcc command line arguments.
+ * @argv: Array of strings for lctl pcc command line arguments.
+ *
+ * This function parses lfs pcc commands and performs the
+ * corresponding functions specified in pccdev_cmdlist[].
+ *
+ * Return: 0 on success or an error code on failure.
+ */
+static int jt_pcc(int argc, char **argv)
+{
+	char cmd[PATH_MAX];
+	int rc = 0;
+
+	setlinebuf(stdout);
+
+	Parser_init("lctl-pcc > ", pccdev_cmdlist);
+
+	snprintf(cmd, sizeof(cmd), "%s %s", program_invocation_short_name,
+		 argv[0]);
+	program_invocation_short_name = cmd;
+	if (argc > 1)
+		rc = Parser_execarg(argc - 1, argv + 1, pccdev_cmdlist);
+	else
+		rc = Parser_commands();
+
+	return rc < 0 ? -rc : rc;
+}
+
 int lctl_main(int argc, char **argv)
 {
-        int rc;
+	int rc;
 
-        setlinebuf(stdout);
+	setlinebuf(stdout);
 
-        ptl_initialize(argc, argv);
-        if (obd_initialize(argc, argv) < 0)
-                exit(2);
-        if (dbg_initialize(argc, argv) < 0)
-                exit(3);
+	if (ptl_initialize(argc, argv) < 0)
+		exit(1);
+	if (obd_initialize(argc, argv) < 0)
+		exit(2);
+	if (dbg_initialize(argc, argv) < 0)
+		exit(3);
 
-        Parser_init("lctl > ", cmdlist);
+	Parser_init("lctl > ", cmdlist);
 
-        if (argc > 1) {
-                rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
-        } else {
-                rc = Parser_commands();
-        }
+	if (argc > 1) {
+		llapi_set_command_name(argv[1]);
+		rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
+		llapi_clear_command_name();
+	} else {
+		rc = Parser_commands();
+	}
 
-        obd_finalize(argc, argv);
-        return rc < 0 ? -rc : rc;
+	obd_finalize(argc, argv);
+	return rc < 0 ? -rc : rc;
 }
 
-#ifndef LIBLUSTRE_TEST
-int main (int argc, char **argv)
+static int lctl_list_commands(int argc, char **argv)
 {
-        return (lctl_main (argc, argv));
+	char buffer[81] = ""; /* 80 printable chars + terminating NUL */
+	command_t *cmd;
+	int rc;
+
+	cmd = cmdlist;
+	while (cmd->pc_name != NULL) {
+		printf("\n%s\n", cmd->pc_name); /* Command category */
+		cmd++;
+		rc = Parser_list_commands(cmd, buffer, sizeof(buffer), NULL,
+					 0, 4);
+		cmd += rc;
+	}
+
+	return 0;
+}
+
+int main(int argc, char **argv)
+{
+	return lctl_main(argc, argv);
 }
-#endif