1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2006 Cluster File Systems, Inc.
5 * Author: Nathan Rutman <nathan@clusterfs.com>
7 * This file is part of Lustre, http://www.lustre.org.
9 * Lustre is free software; you can redistribute it and/or
10 * modify it under the terms of version 2 of the GNU General Public
11 * License as published by the Free Software Foundation.
13 * Lustre is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with Lustre; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * User-settable parameter keys
26 #ifndef _LUSTRE_PARAM_H
27 #define _LUSTRE_PARAM_H
30 int class_find_param(char *buf, char *key, char **valp);
31 int class_match_param(char *buf, char *key, char **valp);
32 int class_parse_nid(char *buf, lnet_nid_t *nid, char **endh);
34 int do_lcfg(char *cfgname, lnet_nid_t nid, int cmd,
35 char *s1, char *s2, char *s3, char *s4);
39 /****************** User-settable parameter keys *********************/
41 tunefs.lustre --param="failover.node=192.168.0.13@tcp0" /dev/sda
42 lctl conf_param testfs-OST0000 failover.node=3@elan,192.168.0.3@tcp0
43 ... testfs-MDT0000.lov.stripesize=4M
44 ... testfs-OST0000.ost.client_cache_seconds=15
45 ... testfs.sys.timeout=<secs>
46 ... testfs.llite.max_read_ahead_mb=16
49 /* System global or special params not handled in obd's proc */
50 #define PARAM_SYS_TIMEOUT "sys.timeout=" /* global */
51 #define PARAM_MGSNODE "mgsnode=" /* during mount */
52 #define PARAM_FAILNODE "failover.node=" /* llog generation */
53 #define PARAM_FAILMODE "failover.mode=" /* llog generation */
54 #define PARAM_ACTIVE "active=" /* llog generation */
56 /* Prefixes for parameters handled by obd's proc methods (XXX_process_config) */
57 #define PARAM_OST "ost."
58 #define PARAM_OSC "osc."
59 #define PARAM_MDT "mdt."
60 #define PARAM_MDC "mdc."
61 #define PARAM_LLITE "llite."
62 #define PARAM_LOV "lov."
63 #define PARAM_SRPC "srpc."
64 #define PARAM_SRPC_FLVR "srpc.flavor."
65 #define PARAM_SRPC_UDESC "srpc.udesc.cli2mdt"
66 #define PARAM_SEC "security."
68 #endif /* _LUSTRE_PARAM_H */