4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
27 * This file is part of Lustre, http://www.lustre.org/
28 * Lustre is a trademark of Sun Microsystems, Inc.
32 #include <sys/types.h>
41 void usage(char *prog)
43 printf("usage: %s filenamefmt count\n", prog);
44 printf(" %s filenamefmt start count\n", prog);
47 int main(int argc, char ** argv)
49 int i, rc = 0, do_rmdir = 0;
50 char format[4096], *fmt;
53 long begin = 0, count;
55 if (argc < 3 || argc > 5) {
60 if (strcmp(argv[1], "-d") == 0) {
66 if (strlen(argv[1]) > 4080) {
67 printf("name too long\n");
71 start = last = time(0);
74 count = strtol(argv[2], NULL, 0);
76 printf("count must be at least one\n");
80 begin = strtol(argv[2], NULL, 0);
81 count = strtol(argv[3], NULL, 0);
84 if (strchr(argv[1], '%')) {
87 sprintf(format, "%s%%d", argv[1]);
90 for (i = 0; i < count; i++, begin++) {
91 sprintf(filename, fmt, begin);
95 rc = unlink(filename);
97 printf("%s(%s) error: %s\n",
98 do_rmdir ? "rmdir" : "unlink",
99 filename, strerror(errno));
103 if ((i % 10000) == 0) {
104 printf(" - unlinked %d (time %ld ; total %ld ; last "
105 "%ld)\n", i, time(0), time(0) - start,
110 printf("total: %d unlinks in %ld seconds: %f unlinks/second\n", i,
111 time(0) - start, ((float)i / (time(0) - start)));