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29 * This file is part of Lustre, http://www.lustre.org/
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32 * User-settable parameter keys
34 * Author: Nathan Rutman <nathan@clusterfs.com>
37 #ifndef _UAPI_LUSTRE_PARAM_H
38 #define _UAPI_LUSTRE_PARAM_H
40 /** \defgroup param param
45 /****************** User-settable parameter keys *********************/
47 * tunefs.lustre --param="failover.node=192.168.0.13@tcp0" /dev/sda
48 * lctl conf_param testfs-OST0000 failover.node=3@elan,192.168.0.3@tcp0
49 * ... testfs-MDT0000.lov.stripesize=4M
50 * ... testfs-OST0000.ost.client_cache_seconds=15
51 * ... testfs.sys.timeout=<secs>
52 * ... testfs.llite.max_read_ahead_mb=16
55 /* System global or special params not handled in obd's proc
56 * See mgs_write_log_sys()
58 #define PARAM_TIMEOUT "timeout=" /* global */
59 #define PARAM_LDLM_TIMEOUT "ldlm_timeout=" /* global */
60 #define PARAM_AT_MIN "at_min=" /* global */
61 #define PARAM_AT_MAX "at_max=" /* global */
62 #define PARAM_AT_EXTRA "at_extra=" /* global */
63 #define PARAM_AT_EARLY_MARGIN "at_early_margin=" /* global */
64 #define PARAM_AT_HISTORY "at_history=" /* global */
65 #define PARAM_JOBID_VAR "jobid_var=" /* global */
66 #define PARAM_MGSNODE "mgsnode=" /* only at mounttime */
67 #define PARAM_FAILNODE "failover.node=" /* add failover nid */
68 #define PARAM_FAILMODE "failover.mode=" /* initial mount only */
69 #define PARAM_ACTIVE "active=" /* activate/deactivate */
70 #define PARAM_NETWORK "network=" /* bind on nid */
71 #define PARAM_ID_UPCALL "identity_upcall=" /* identity upcall */
73 /* Prefixes for parameters handled by obd's proc methods (XXX_process_config) */
74 #define PARAM_OST "ost."
75 #define PARAM_OSD "osd."
76 #define PARAM_OSC "osc."
77 #define PARAM_MDT "mdt."
78 #define PARAM_HSM "mdt.hsm."
79 #define PARAM_MDD "mdd."
80 #define PARAM_MDC "mdc."
81 #define PARAM_LLITE "llite."
82 #define PARAM_LOV "lov."
83 #define PARAM_LOD "lod."
84 #define PARAM_OSP "osp."
85 #define PARAM_SYS "sys." /* global */
86 #define PARAM_SRPC "srpc."
87 #define PARAM_SRPC_FLVR "srpc.flavor."
88 #define PARAM_SRPC_UDESC "srpc.udesc.cli2mdt"
89 #define PARAM_SEC "security."
90 #define PARAM_QUOTA "quota." /* global */
94 #endif /* _UAPI_LUSTRE_PARAM_H */