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_SYNC, "ost_sync" },
53 { OST_SET_INFO, "ost_set_info" },
54 { MDS_GETATTR, "mds_getattr" },
55 { MDS_GETATTR_NAME, "mds_getattr_name" },
56 { MDS_CLOSE, "mds_close" },
57 { MDS_REINT, "mds_reint" },
58 { MDS_READPAGE, "mds_readpage" },
59 { MDS_CONNECT, "mds_connect" },
60 { MDS_DISCONNECT, "mds_disconnect" },
61 { MDS_GETSTATUS, "mds_getstatus" },
62 { MDS_STATFS, "mds_statfs" },
63 { MDS_PIN, "mds_pin" },
64 { MDS_UNPIN, "mds_unpin" },
65 { MDS_SYNC, "mds_sync" },
66 { MDS_DONE_WRITING, "mds_done_writing" },
67 { LDLM_ENQUEUE, "ldlm_enqueue" },
68 { LDLM_CONVERT, "ldlm_convert" },
69 { LDLM_CANCEL, "ldlm_cancel" },
70 { LDLM_BL_CALLBACK, "ldlm_bl_callback" },
71 { LDLM_CP_CALLBACK, "ldlm_cp_callback" },
72 { LDLM_GL_CALLBACK, "ldlm_gl_callback" },
73 { PTLBD_QUERY, "ptlbd_query" },
74 { PTLBD_READ, "ptlbd_read" },
75 { PTLBD_WRITE, "ptlbd_write" },
76 { PTLBD_FLUSH, "ptlbd_flush" },
77 { PTLBD_CONNECT, "ptlbd_connect" },
78 { PTLBD_DISCONNECT, "ptlbd_disconnect" },
79 { OBD_PING, "obd_ping" },
80 { OBD_LOG_CANCEL, "llog_origin_handle_cancel"},
83 const char* ll_opcode2str(__u32 opcode)
85 /* When one of the assertions below fail, chances are that:
86 * 1) A new opcode was added in lustre_idl.h, but was
87 * is missing from the table above.
88 * or 2) The opcode space was renumbered or rearranged,
89 * and the opcode_offset() function in
90 * ptlrpc_internals.h needs to be modified.
92 __u32 offset = opcode_offset(opcode);
93 LASSERT(offset < LUSTRE_MAX_OPCODES);
94 LASSERT(ll_rpc_opcode_table[offset].opcode == opcode);
95 return ll_rpc_opcode_table[offset].opname;
99 void ptlrpc_lprocfs_register_service(struct obd_device *obddev,
100 struct ptlrpc_service *svc) { return ; }
101 void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc) { return; }
104 void ptlrpc_lprocfs_register(struct proc_dir_entry *root, char *dir,
105 char *name, struct proc_dir_entry **procroot_ret,
106 struct lprocfs_stats **stats_ret)
108 struct proc_dir_entry *svc_procroot;
109 struct lprocfs_stats *svc_stats;
111 unsigned int svc_counter_config = LPROCFS_CNTR_AVGMINMAX |
114 LASSERT(*procroot_ret == NULL);
115 LASSERT(*stats_ret == NULL);
117 svc_stats = lprocfs_alloc_stats(PTLRPC_LAST_CNTR + LUSTRE_MAX_OPCODES);
118 if (svc_stats == NULL)
122 svc_procroot = lprocfs_register(dir, root, NULL, NULL);
123 if (IS_ERR(svc_procroot)) {
124 lprocfs_free_stats(svc_stats);
131 lprocfs_counter_init(svc_stats, PTLRPC_REQWAIT_CNTR,
132 svc_counter_config, "req_waittime", "usec");
133 lprocfs_counter_init(svc_stats, PTLRPC_REQQDEPTH_CNTR,
134 svc_counter_config, "req_qdepth", "reqs");
135 lprocfs_counter_init(svc_stats, PTLRPC_REQACTIVE_CNTR,
136 svc_counter_config, "req_active", "reqs");
137 lprocfs_counter_init(svc_stats, PTLRPC_REQBUF_AVAIL_CNTR,
138 svc_counter_config, "reqbuf_avail", "bufs");
139 lprocfs_counter_init(svc_stats, PTLRPC_REQBUF_TOTAL_CNTR,
140 svc_counter_config, "reqbuf_total", "bufs");
141 for (i = 0; i < LUSTRE_MAX_OPCODES; i++) {
142 __u32 opcode = ll_rpc_opcode_table[i].opcode;
143 lprocfs_counter_init(svc_stats, PTLRPC_LAST_CNTR + i,
144 svc_counter_config, ll_opcode2str(opcode),
148 rc = lprocfs_register_stats(svc_procroot, name, svc_stats);
151 lprocfs_remove(svc_procroot);
152 lprocfs_free_stats(svc_stats);
155 *procroot_ret = svc_procroot;
156 *stats_ret = svc_stats;
160 void ptlrpc_lprocfs_register_service(struct proc_dir_entry *entry,
161 struct ptlrpc_service *svc)
163 ptlrpc_lprocfs_register(entry, svc->srv_name,
164 "stats", &svc->srv_procroot,
168 void ptlrpc_lprocfs_register_obd(struct obd_device *obddev)
170 ptlrpc_lprocfs_register(obddev->obd_proc_entry, NULL, "stats",
171 &obddev->obd_svc_procroot,
172 &obddev->obd_svc_stats);
175 void ptlrpc_lprocfs_rpc_sent(struct ptlrpc_request *req)
177 struct lprocfs_stats *svc_stats;
178 int opc = opcode_offset(req->rq_reqmsg->opc);
180 svc_stats = req->rq_import->imp_obd->obd_svc_stats;
181 if (svc_stats == NULL || opc <= 0)
183 LASSERT(opc < LUSTRE_MAX_OPCODES);
184 lprocfs_counter_add(svc_stats, opc + PTLRPC_LAST_CNTR, 0);
187 void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc)
189 if (svc->srv_procroot != NULL) {
190 lprocfs_remove(svc->srv_procroot);
191 svc->srv_procroot = NULL;
193 if (svc->srv_stats) {
194 lprocfs_free_stats(svc->srv_stats);
195 svc->srv_stats = NULL;
198 void ptlrpc_lprocfs_unregister_obd(struct obd_device *obd)
200 if (obd->obd_svc_procroot) {
201 lprocfs_remove(obd->obd_svc_procroot);
202 obd->obd_svc_procroot = NULL;
204 if (obd->obd_svc_stats) {
205 lprocfs_free_stats(obd->obd_svc_stats);
206 obd->obd_svc_stats = NULL;