server/mpm/experimental/event/mpm_default.h

   1 /* Licensed to the Apache Software Foundation (ASF) under one or more
   2  * contributor license agreements.  See the NOTICE file distributed with
   3  * this work for additional information regarding copyright ownership.
   4  * The ASF licenses this file to You under the Apache License, Version 2.0
   5  * (the "License"); you may not use this file except in compliance with
   6  * the License.  You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17
  18 /**
  19  * @file  event/mpm_default.h
  20  * @brief Event MPM defaults
  21  *
  22  * @addtogroup APACHE_MPM_EVENT
  23  * @{
  24  */
  25
  26 #ifndef APACHE_MPM_DEFAULT_H
  27 #define APACHE_MPM_DEFAULT_H
  28
  29 /* Number of servers to spawn off by default --- also, if fewer than
  30  * this free when the caretaker checks, it will spawn more.
  31  */
  32 #ifndef DEFAULT_START_DAEMON
  33 #define DEFAULT_START_DAEMON 3
  34 #endif
  35
  36 /* Maximum number of *free* server processes --- more than this, and
  37  * they will die off.
  38  */
  39
  40 #ifndef DEFAULT_MAX_FREE_DAEMON
  41 #define DEFAULT_MAX_FREE_DAEMON 10
  42 #endif
  43
  44 /* Minimum --- fewer than this, and more will be created */
  45
  46 #ifndef DEFAULT_MIN_FREE_DAEMON
  47 #define DEFAULT_MIN_FREE_DAEMON 3
  48 #endif
  49
  50 #ifndef DEFAULT_THREADS_PER_CHILD
  51 #define DEFAULT_THREADS_PER_CHILD 25
  52 #endif
  53
  54 /* File used for accept locking, when we use a file */
  55 #ifndef DEFAULT_LOCKFILE
  56 #define DEFAULT_LOCKFILE DEFAULT_REL_RUNTIMEDIR "/accept.lock"
  57 #endif
  58
  59 /* Where the main/parent process's pid is logged */
  60 #ifndef DEFAULT_PIDLOG
  61 #define DEFAULT_PIDLOG DEFAULT_REL_RUNTIMEDIR "/httpd.pid"
  62 #endif
  63
  64 /*
  65  * Interval, in microseconds, between scoreboard maintenance.
  66  */
  67 #ifndef SCOREBOARD_MAINTENANCE_INTERVAL
  68 #define SCOREBOARD_MAINTENANCE_INTERVAL 1000000
  69 #endif
  70
  71 /* Number of requests to try to handle in a single process.  If <= 0,
  72  * the children don't die off.
  73  */
  74 #ifndef DEFAULT_MAX_REQUESTS_PER_CHILD
  75 #define DEFAULT_MAX_REQUESTS_PER_CHILD 10000
  76 #endif
  77
  78 #endif /* AP_MPM_DEFAULT_H */
  79 /** @} */