1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2002 Cluster File Systems, Inc.
6 * This file is part of Lustre, http://www.lustre.org.
8 * Lustre is free software; you can redistribute it and/or
9 * modify it under the terms of version 2 of the GNU General Public
10 * License as published by the Free Software Foundation.
12 * Lustre is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Lustre; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #define DEBUG_SUBSYSTEM S_CLASS
24 #include <linux/obd_support.h>
25 #include <linux/obd.h>
26 #include <linux/lprocfs_status.h>
27 #include <linux/lustre_idl.h>
28 #include <linux/lustre_net.h>
29 #include "ptlrpc_internal.h"
32 struct ll_rpc_opcode {
35 } ll_rpc_opcode_table[LUSTRE_MAX_OPCODES] = {
36 { OST_REPLY, "ost_reply" },
37 { OST_GETATTR, "ost_getattr" },
38 { OST_SETATTR, "ost_setattr" },
39 { OST_READ, "ost_read" },
40 { OST_WRITE, "ost_write" },
41 { OST_CREATE , "ost_create" },
42 { OST_DESTROY, "ost_destroy" },
43 { OST_GET_INFO, "ost_get_info" },
44 { OST_CONNECT, "ost_connect" },
45 { OST_DISCONNECT, "ost_disconnect" },
46 { OST_PUNCH, "ost_punch" },
47 { OST_OPEN, "ost_open" },
48 { OST_CLOSE, "ost_close" },
49 { OST_STATFS, "ost_statfs" },
50 { OST_SAN_READ, "ost_san_read" },
51 { OST_SAN_WRITE, "ost_san_write" },
52 { OST_SYNCFS, "ost_syncfs" },
53 { MDS_GETATTR, "mds_getattr" },
54 { MDS_GETATTR_NAME, "mds_getattr_name" },
55 { MDS_CLOSE, "mds_close" },
56 { MDS_REINT, "mds_reint" },
57 { MDS_READPAGE, "mds_readpage" },
58 { MDS_CONNECT, "mds_connect" },
59 { MDS_DISCONNECT, "mds_disconnect" },
60 { MDS_GETSTATUS, "mds_getstatus" },
61 { MDS_STATFS, "mds_statfs" },
62 { MDS_GETLOVINFO, "mds_getlovinfo" },
63 { LDLM_ENQUEUE, "ldlm_enqueue" },
64 { LDLM_CONVERT, "ldlm_convert" },
65 { LDLM_CANCEL, "ldlm_cancel" },
66 { LDLM_BL_CALLBACK, "ldlm_bl_callback" },
67 { LDLM_CP_CALLBACK, "ldlm_cp_callback" },
68 { PTLBD_QUERY, "ptlbd_query" },
69 { PTLBD_READ, "ptlbd_read" },
70 { PTLBD_WRITE, "ptlbd_write" },
71 { PTLBD_FLUSH, "ptlbd_flush" },
72 { OBD_PING, "obd_ping" }
75 const char* ll_opcode2str(__u32 opcode)
77 /* When one of the assertions below fail, chances are that:
78 * 1) A new opcode was added in lustre_idl.h, but was
79 * is missing from the table above.
80 * or 2) The opcode space was renumbered or rearranged,
81 * and the opcode_offset() function in
82 * ptlrpc_internals.h needs to be modified.
84 __u32 offset = opcode_offset(opcode);
85 LASSERT(offset < LUSTRE_MAX_OPCODES);
86 LASSERT(ll_rpc_opcode_table[offset].opcode == opcode);
87 return ll_rpc_opcode_table[offset].opname;
91 void ptlrpc_lprocfs_register_service(struct obd_device *obddev,
92 struct ptlrpc_service *svc) { return ; }
93 void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc) { return; }
96 void ptlrpc_lprocfs_register_service(struct obd_device *obddev,
97 struct ptlrpc_service *svc)
99 struct proc_dir_entry *svc_procroot;
100 struct lprocfs_counters *svc_cntrs;
102 unsigned int svc_counter_config = LPROCFS_CNTR_EXTERNALLOCK |
103 LPROCFS_CNTR_AVGMINMAX | LPROCFS_CNTR_STDDEV;
105 LASSERT(svc->svc_procroot == NULL);
106 LASSERT(svc->svc_counters == NULL);
108 svc_procroot = lprocfs_register(svc->srv_name, obddev->obd_proc_entry,
110 if (svc_procroot == NULL)
114 lprocfs_alloc_counters(PTLRPC_LAST_CNTR+LUSTRE_MAX_OPCODES);
115 if (svc_cntrs == NULL) {
116 lprocfs_remove(svc_procroot);
120 LPROCFS_COUNTER_INIT(&svc_cntrs->cntr[PTLRPC_REQWAIT_CNTR],
121 svc_counter_config, &svc->srv_lock,
122 "req_waittime", "cycles");
123 LPROCFS_COUNTER_INIT(&svc_cntrs->cntr[PTLRPC_SVCEQDEPTH_CNTR],
124 svc_counter_config, &svc->srv_lock,
125 "svc_eqdepth", "reqs");
126 /* no stddev on idletime */
127 LPROCFS_COUNTER_INIT(&svc_cntrs->cntr[PTLRPC_SVCIDLETIME_CNTR],
128 (LPROCFS_CNTR_EXTERNALLOCK | LPROCFS_CNTR_AVGMINMAX),
129 &svc->srv_lock, "svc_idletime", "cycles");
130 for (i=0; i < LUSTRE_MAX_OPCODES; i++) {
131 __u32 opcode = ll_rpc_opcode_table[i].opcode;
132 LPROCFS_COUNTER_INIT(&svc_cntrs->cntr[PTLRPC_LAST_CNTR+i],
133 svc_counter_config, &svc->srv_lock,
134 ll_opcode2str(opcode), "cycles");
136 rc = lprocfs_register_counters(svc_procroot, "service_stats",
139 lprocfs_remove(svc_procroot);
140 lprocfs_free_counters(svc_cntrs);
142 svc->svc_procroot = svc_procroot;
143 svc->svc_counters = svc_cntrs;
147 void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc)
149 if (svc->svc_procroot) {
150 lprocfs_remove(svc->svc_procroot);
151 svc->svc_procroot = NULL;
153 if (svc->svc_counters) {
154 lprocfs_free_counters(svc->svc_counters);
155 svc->svc_counters = NULL;