无法确定我的 apache 使用的是哪个 MPM,任何人都可以根据以下输出来判断吗?
我的猜测是 Prefork 正在被使用?
[root@rp1a ~]# cat /etc/sysconfig/httpd
#HTTPD=/usr/sbin/httpd.worker
#OPTIONS=
#HTTPD_LANG=C
ulimit -n 65000
OPTIONS="-D SetCacheHeaders -D Gzip -D front"
[root@rp1a ~]# tail /etc/httpd/conf.d/rp-base.conf
<IfModule prefork.c>
StartServers 8
MinSpareServers 5
MaxSpareServers 20
ServerLimit 256
MaxClients 256
MaxRequestsPerChild 4000
</IfModule>
[root@rp1a ~]# apachectl -V
Server version: Apache/2.2.3
Server built: Jun 13 2013 10:45:37
Server's Module Magic Number: 20051115:3
Server loaded: APR 1.2.7, APR-Util 1.2.7
Compiled using: APR 1.2.7, APR-Util 1.2.7
Architecture: 64-bit
Server MPM: Prefork
threaded: no
forked: yes (variable process count)
Server compiled with....
-D APACHE_MPM_DIR="server/mpm/prefork"
-D APR_HAS_SENDFILE
-D APR_HAS_MMAP
-D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
-D APR_USE_SYSVSEM_SERIALIZE
-D APR_USE_PTHREAD_SERIALIZE
-D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
-D APR_HAS_OTHER_CHILD
-D AP_HAVE_RELIABLE_PIPED_LOGS
-D DYNAMIC_MODULE_LIMIT=128
-D HTTPD_ROOT="/etc/httpd"
-D SUEXEC_BIN="/usr/sbin/suexec"
-D DEFAULT_PIDLOG="run/httpd.pid"
-D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
-D DEFAULT_LOCKFILE="logs/accept.lock"
-D DEFAULT_ERRORLOG="logs/error_log"
-D AP_TYPES_CONFIG_FILE="conf/mime.types"
-D SERVER_CONFIG_FILE="conf/httpd.conf"
[root@rp1a ~]# /usr/sbin/httpd -V
Server version: Apache/2.2.3
Server built: Jun 13 2013 10:45:37
Server's Module Magic Number: 20051115:3
Server loaded: APR 1.2.7, APR-Util 1.2.7
Compiled using: APR 1.2.7, APR-Util 1.2.7
Architecture: 64-bit
Server MPM: Prefork
threaded: no
forked: yes (variable process count)
Server compiled with....
-D APACHE_MPM_DIR="server/mpm/prefork"
-D APR_HAS_SENDFILE
-D APR_HAS_MMAP
-D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
-D APR_USE_SYSVSEM_SERIALIZE
-D APR_USE_PTHREAD_SERIALIZE
-D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
-D APR_HAS_OTHER_CHILD
-D AP_HAVE_RELIABLE_PIPED_LOGS
-D DYNAMIC_MODULE_LIMIT=128
-D HTTPD_ROOT="/etc/httpd"
-D SUEXEC_BIN="/usr/sbin/suexec"
-D DEFAULT_PIDLOG="run/httpd.pid"
-D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
-D DEFAULT_LOCKFILE="logs/accept.lock"
-D DEFAULT_ERRORLOG="logs/error_log"
-D AP_TYPES_CONFIG_FILE="conf/mime.types"
-D SERVER_CONFIG_FILE="conf/httpd.conf"
[root@rp1a ~]# apachectl -l
Compiled in modules:
core.c
prefork.c
http_core.c
mod_so.c
[root@rp1a ~]# httpd -l
Compiled in modules:
core.c
prefork.c
http_core.c
mod_so.c
[root@rp1a ~]# httpd.worker -l
Compiled in modules:
core.c
worker.c
http_core.c
mod_so.c
[root@rp1a ~]# ps -C httpd.worker -F
UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
[root@rp1a ~]# ps -C httpd -F | 头
UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
root 3947 1 0 63439 12092 0 Jul29 ? 00:00:12 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16411 3947 0 64231 8632 1 13:28 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16501 3947 0 64231 9372 1 13:32 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16662 3947 0 64149 8452 1 13:40 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16807 3947 0 64199 8688 1 13:50 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16814 3947 0 64147 8452 1 13:51 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16836 3947 0 64199 8612 1 13:51 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16876 3947 0 64231 9204 1 13:51 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front
apache 16935 3947 0 64139 8452 1 13:54 ? 00:00:01 /usr/sbin/httpd -D SetCacheHeaders -D Gzip -D front