/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: * * Copyright (C) 2002 Cluster File Systems, Inc. * * This file is part of Lustre, http://www.lustre.org. * * Lustre is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * Lustre is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Lustre; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * */ #define DEBUG_SUBSYSTEM S_CLASS #include #include #include #include #include #include "ptlrpc_internal.h" struct ll_rpc_opcode { __u32 opcode; const char *opname; } ll_rpc_opcode_table[LUSTRE_MAX_OPCODES] = { { OST_REPLY, "ost_reply" }, { OST_GETATTR, "ost_getattr" }, { OST_SETATTR, "ost_setattr" }, { OST_READ, "ost_read" }, { OST_WRITE, "ost_write" }, { OST_CREATE , "ost_create" }, { OST_DESTROY, "ost_destroy" }, { OST_GET_INFO, "ost_get_info" }, { OST_CONNECT, "ost_connect" }, { OST_DISCONNECT, "ost_disconnect" }, { OST_PUNCH, "ost_punch" }, { OST_OPEN, "ost_open" }, { OST_CLOSE, "ost_close" }, { OST_STATFS, "ost_statfs" }, { OST_SAN_READ, "ost_san_read" }, { OST_SAN_WRITE, "ost_san_write" }, { OST_SYNC, "ost_sync" }, { OST_SET_INFO, "ost_set_info" }, { MDS_GETATTR, "mds_getattr" }, { MDS_GETATTR_NAME, "mds_getattr_name" }, { MDS_CLOSE, "mds_close" }, { MDS_REINT, "mds_reint" }, { MDS_READPAGE, "mds_readpage" }, { MDS_CONNECT, "mds_connect" }, { MDS_DISCONNECT, "mds_disconnect" }, { MDS_GETSTATUS, "mds_getstatus" }, { MDS_STATFS, "mds_statfs" }, { MDS_PIN, "mds_pin" }, { MDS_UNPIN, "mds_unpin" }, { MDS_SYNC, "mds_sync" }, { MDS_DONE_WRITING, "mds_done_writing" }, { LDLM_ENQUEUE, "ldlm_enqueue" }, { LDLM_CONVERT, "ldlm_convert" }, { LDLM_CANCEL, "ldlm_cancel" }, { LDLM_BL_CALLBACK, "ldlm_bl_callback" }, { LDLM_CP_CALLBACK, "ldlm_cp_callback" }, { LDLM_GL_CALLBACK, "ldlm_gl_callback" }, { PTLBD_QUERY, "ptlbd_query" }, { PTLBD_READ, "ptlbd_read" }, { PTLBD_WRITE, "ptlbd_write" }, { PTLBD_FLUSH, "ptlbd_flush" }, { PTLBD_CONNECT, "ptlbd_connect" }, { PTLBD_DISCONNECT, "ptlbd_disconnect" }, { OBD_PING, "obd_ping" }, { OBD_LOG_CANCEL, "llog_origin_handle_cancel"}, }; const char* ll_opcode2str(__u32 opcode) { /* When one of the assertions below fail, chances are that: * 1) A new opcode was added in lustre_idl.h, but was * is missing from the table above. * or 2) The opcode space was renumbered or rearranged, * and the opcode_offset() function in * ptlrpc_internals.h needs to be modified. */ __u32 offset = opcode_offset(opcode); LASSERT(offset < LUSTRE_MAX_OPCODES); LASSERT(ll_rpc_opcode_table[offset].opcode == opcode); return ll_rpc_opcode_table[offset].opname; } #ifndef LPROCFS void ptlrpc_lprocfs_register_service(struct obd_device *obddev, struct ptlrpc_service *svc) { return ; } void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc) { return; } #else void ptlrpc_lprocfs_register(struct proc_dir_entry *root, char *dir, char *name, struct proc_dir_entry **procroot_ret, struct lprocfs_stats **stats_ret) { struct proc_dir_entry *svc_procroot; struct lprocfs_stats *svc_stats; int i, rc; unsigned int svc_counter_config = LPROCFS_CNTR_AVGMINMAX | LPROCFS_CNTR_STDDEV; LASSERT(*procroot_ret == NULL); LASSERT(*stats_ret == NULL); svc_stats = lprocfs_alloc_stats(PTLRPC_LAST_CNTR + LUSTRE_MAX_OPCODES); if (svc_stats == NULL) return; if (dir) { svc_procroot = lprocfs_register(dir, root, NULL, NULL); if (IS_ERR(svc_procroot)) { lprocfs_free_stats(svc_stats); return; } } else { svc_procroot = root; } lprocfs_counter_init(svc_stats, PTLRPC_REQWAIT_CNTR, svc_counter_config, "req_waittime", "usec"); lprocfs_counter_init(svc_stats, PTLRPC_REQQDEPTH_CNTR, svc_counter_config, "req_qdepth", "reqs"); lprocfs_counter_init(svc_stats, PTLRPC_REQACTIVE_CNTR, svc_counter_config, "req_active", "reqs"); for (i = 0; i < LUSTRE_MAX_OPCODES; i++) { __u32 opcode = ll_rpc_opcode_table[i].opcode; lprocfs_counter_init(svc_stats, PTLRPC_LAST_CNTR + i, svc_counter_config, ll_opcode2str(opcode), "usec"); } rc = lprocfs_register_stats(svc_procroot, name, svc_stats); if (rc < 0) { if (dir) lprocfs_remove(svc_procroot); lprocfs_free_stats(svc_stats); } else { if (dir) *procroot_ret = svc_procroot; *stats_ret = svc_stats; } } void ptlrpc_lprocfs_register_service(struct proc_dir_entry *entry, struct ptlrpc_service *svc) { ptlrpc_lprocfs_register(entry, svc->srv_name, "stats", &svc->srv_procroot, &svc->srv_stats); } void ptlrpc_lprocfs_register_obd(struct obd_device *obddev) { ptlrpc_lprocfs_register(obddev->obd_proc_entry, NULL, "stats", &obddev->obd_svc_procroot, &obddev->obd_svc_stats); } void ptlrpc_lprocfs_rpc_sent(struct ptlrpc_request *req) { struct lprocfs_stats *svc_stats; int opc = opcode_offset(req->rq_reqmsg->opc); svc_stats = req->rq_import->imp_obd->obd_svc_stats; if (svc_stats == NULL || opc <= 0) return; LASSERT(opc < LUSTRE_MAX_OPCODES); lprocfs_counter_add(svc_stats, opc + PTLRPC_LAST_CNTR, 0); } void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc) { if (svc->srv_procroot != NULL) { lprocfs_remove(svc->srv_procroot); svc->srv_procroot = NULL; } if (svc->srv_stats) { lprocfs_free_stats(svc->srv_stats); svc->srv_stats = NULL; } } void ptlrpc_lprocfs_unregister_obd(struct obd_device *obd) { if (obd->obd_svc_procroot) { lprocfs_remove(obd->obd_svc_procroot); obd->obd_svc_procroot = NULL; } if (obd->obd_svc_stats) { lprocfs_free_stats(obd->obd_svc_stats); obd->obd_svc_stats = NULL; } } #endif /* LPROCFS */