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Diffstat (limited to 'server/mpm/prefork/mpm_default.h')
-rw-r--r-- | server/mpm/prefork/mpm_default.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/server/mpm/prefork/mpm_default.h b/server/mpm/prefork/mpm_default.h new file mode 100644 index 0000000000..3ff9ac27f7 --- /dev/null +++ b/server/mpm/prefork/mpm_default.h @@ -0,0 +1,97 @@ +/* ==================================================================== + * Copyright (c) 1995-1999 The Apache Group. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the Apache Group + * for use in the Apache HTTP server project (http://www.apache.org/)." + * + * 4. The names "Apache Server" and "Apache Group" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache" + * nor may "Apache" appear in their names without prior written + * permission of the Apache Group. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the Apache Group + * for use in the Apache HTTP server project (http://www.apache.org/)." + * + * THIS SOFTWARE IS PROVIDED BY THE APACHE GROUP ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE APACHE GROUP OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This software consists of voluntary contributions made by many + * individuals on behalf of the Apache Group and was originally based + * on public domain software written at the National Center for + * Supercomputing Applications, University of Illinois, Urbana-Champaign. + * For more information on the Apache Group and the Apache HTTP server + * project, please see <http://www.apache.org/>. + * + */ + +#ifndef APACHE_MPM_DEFAULT_H +#define APACHE_MPM_DEFAULT_H + +/* Number of servers to spawn off by default --- also, if fewer than + * this free when the caretaker checks, it will spawn more. + */ +#ifndef DEFAULT_START_DAEMON +#define DEFAULT_START_DAEMON 5 +#endif + +/* Maximum number of *free* server processes --- more than this, and + * they will die off. + */ + +#ifndef DEFAULT_MAX_FREE_DAEMON +#define DEFAULT_MAX_FREE_DAEMON 10 +#endif + +/* Minimum --- fewer than this, and more will be created */ + +#ifndef DEFAULT_MIN_FREE_DAEMON +#define DEFAULT_MIN_FREE_DAEMON 5 +#endif + +/* Limit on the total --- clients will be locked out if more servers than + * this are needed. It is intended solely to keep the server from crashing + * when things get out of hand. + * + * We keep a hard maximum number of servers, for two reasons --- first off, + * in case something goes seriously wrong, we want to stop the fork bomb + * short of actually crashing the machine we're running on by filling some + * kernel table. Secondly, it keeps the size of the scoreboard file small + * enough that we can read the whole thing without worrying too much about + * the overhead. + */ +#ifndef HARD_SERVER_LIMIT +#define HARD_SERVER_LIMIT 256 +#endif + +#endif /* AP_MPM_DEFAULT_H */ |