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Diffstat (limited to 'sys/cfs/coda_opstats.h')
| -rw-r--r-- | sys/cfs/coda_opstats.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/sys/cfs/coda_opstats.h b/sys/cfs/coda_opstats.h deleted file mode 100644 index bb1b4f2..0000000 --- a/sys/cfs/coda_opstats.h +++ /dev/null @@ -1,127 +0,0 @@ -/* - * - * Coda: an Experimental Distributed File System - * Release 3.1 - * - * Copyright (c) 1987-1998 Carnegie Mellon University - * All Rights Reserved - * - * Permission to use, copy, modify and distribute this software and its - * documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation, and - * that credit is given to Carnegie Mellon University in all documents - * and publicity pertaining to direct or indirect use of this code or its - * derivatives. - * - * CODA IS AN EXPERIMENTAL SOFTWARE SYSTEM AND IS KNOWN TO HAVE BUGS, - * SOME OF WHICH MAY HAVE SERIOUS CONSEQUENCES. CARNEGIE MELLON ALLOWS - * FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION. CARNEGIE MELLON - * DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER - * RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE OR OF - * ANY DERIVATIVE WORK. - * - * Carnegie Mellon encourages users of this software to return any - * improvements or extensions that they make, and to grant Carnegie - * Mellon the rights to redistribute these changes without encumbrance. - * - * @(#) src/sys/cfs/coda_opstats.h,v 1.1.1.1 1998/08/29 21:14:52 rvb Exp $ - * $Id: coda_opstats.h,v 1.2 1998/09/02 19:09:53 rvb Exp $ - * - */ - -/* - * operation stats: what the minicache can intercept that - * *isn't* seen by venus. These stats are kept to augment - * the stats maintained by the Volume-Session mechanism. - */ - -/* vfsops: - * mount: not currently bounced to Venus - * umount: nope - * root: only first call, rest is cached. - * statfs: none (bogus) - * sync: none (bogus) - * vget: all - */ - -#define CODA_MOUNT_STATS 0 -#define CODA_UMOUNT_STATS 1 -#define CODA_ROOT_STATS 2 -#define CODA_STATFS_STATS 3 -#define CODA_SYNC_STATS 4 -#define CODA_VGET_STATS 5 -#define CODA_VFSOPS_SIZE 6 - -/* vnodeops: - * open: all to venus - * close: all to venus - * rdrw: bogus. Maybe redirected to UFS. - * May call open/close for internal opens/closes - * (Does exec not call open?) - * ioctl: causes a lookupname - * passes through - * select: can't get there from here. - * getattr: can be satsified by cache - * setattr: all go through - * access: can be satisfied by cache - * readlink: can be satisfied by cache - * fsync: passes through - * inactive: passes through - * lookup: can be satisfied by cache - * create: passes through - * remove: passes through - * link: passes through - * rename: passes through - * mkdir: passes through - * rmdir: passes through - * symlink: passes through - * readdir: may be redirected to UFS - * may cause an "internal" open/close - */ - -#define CODA_OPEN_STATS 0 -#define CODA_CLOSE_STATS 1 -#define CODA_RDWR_STATS 2 -#define CODA_IOCTL_STATS 3 -#define CODA_SELECT_STATS 4 -#define CODA_GETATTR_STATS 5 -#define CODA_SETATTR_STATS 6 -#define CODA_ACCESS_STATS 7 -#define CODA_READLINK_STATS 8 -#define CODA_FSYNC_STATS 9 -#define CODA_INACTIVE_STATS 10 -#define CODA_LOOKUP_STATS 11 -#define CODA_CREATE_STATS 12 -#define CODA_REMOVE_STATS 13 -#define CODA_LINK_STATS 14 -#define CODA_RENAME_STATS 15 -#define CODA_MKDIR_STATS 16 -#define CODA_RMDIR_STATS 17 -#define CODA_SYMLINK_STATS 18 -#define CODA_READDIR_STATS 19 -#define CODA_VNODEOPS_SIZE 20 - -/* - * I propose the following structres: - */ - -struct coda_op_stats { - int opcode; /* vfs opcode */ - long entries; /* number of times call attempted */ - long sat_intrn; /* number of times call satisfied by cache */ - long unsat_intrn; /* number of times call failed in cache, but - was not bounced to venus proper. */ - long gen_intrn; /* number of times call generated internally */ - /* (do we need that?) */ -}; - -/* - * With each call to the minicache, we'll bump the counters whenver - * a call is satisfied internally (through the cache or through a - * redirect), and whenever an operation is caused internally. - * Then, we can add the total operations caught by the minicache - * to the world-wide totals, and leave a caveat for the specific - * graphs later. - */ |
