[Apache] ServerLimit / MaxRequestWorkers > Linux/Apm

 Apache 동시 접속 연결 수 설정 

[Ubuntu22.04 + Apache 2.4.x + xampp] 

#cd /opt/lampp/bin/

#./apachectl -V    또는  ./httpd -V

------------------------------------------------

erver version: Apache/2.4.54 (Unix)

Server built:   Dec 29 2022 17:54:53

Server's Module Magic Number: 20120211:124

Server loaded:  APR 1.5.2, APR-UTIL 1.5.4, PCRE 8.40 2017-01-11

Compiled using: APR 1.5.2, APR-UTIL 1.5.4, PCRE 8.40 2017-01-11

Architecture:   64-bit

Server MPM:     prefork

  threaded:     no

    forked:     yes (variable process count)

Server compiled with....

 -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=256

 -D HTTPD_ROOT="/opt/lampp"

 -D SUEXEC_BIN="/opt/lampp/bin/suexec"

 -D DEFAULT_PIDLOG="logs/httpd.pid"

 -D DEFAULT_SCOREBOARD="logs/apache_runtime_status"

 -D DEFAULT_ERRORLOG="logs/error_log"

 -D AP_TYPES_CONFIG_FILE="etc/mime.types"

 -D SERVER_CONFIG_FILE="etc/httpd.conf"

---------------------------------------------------

#./apachectl   또는  ./httpd

H00180: WARNING: MaxRequestWorkers of 1000 exceeds ServerLimit value of 256 servers,
decreasing MaxRequestWorkers to 256. To increase, please see the ServerLimit directive.

httpd (pid 1392310) already running

#cd /opt/lampp/etc/extra

#nano httpd-mpm.conf         

-------------------------------

<IfModule mpm_prefork_module>

    StartServers             5

    MinSpareServers          5

    MaxSpareServers         10

    ServerLimit             1000         // ServerLimit 추가 - xampp 기본 값은 256

    MaxRequestWorkers   1000         // 변경

    MaxConnectionsPerChild   0

</IfModule>

--------------------------------

#/opt/lampp/bin/httpd  

httpd (pid 2140158) already running    <- WARNING 없음

[참고]

라즈베리 설치버전 설정 파일 경로

# cd /etc/apache2/mods-enabled 

# nano mpm_prefork.conf

# systemctl restart apache2