1;;;;;;;;;;;;;;;;;;;;; 2; FPM Configuration ; 3;;;;;;;;;;;;;;;;;;;;; 4 5; All relative paths in this configuration file are relative to PHP's install 6; prefix (/usr). This prefix can be dynamicaly changed by using the 7; '-p' argument from the command line. 8 9; Include one or more files. If glob(3) exists, it is used to include a bunch of 10; files from a glob(3) pattern. This directive can be used everywhere in the 11; file. 12; Relative path can also be used. They will be prefixed by: 13; - the global prefix if it's been set (-p arguement) 14; - /usr otherwise 15;include=etc/fpm.d/*.conf 16 17;;;;;;;;;;;;;;;;;; 18; Global Options ; 19;;;;;;;;;;;;;;;;;; 20 21[global] 22; Pid file 23; Note: the default prefix is /var 24; Default Value: none 25;pid = run/php-fpm.pid 26 27; Error log file 28; If it's set to "syslog", log is sent to syslogd instead of being written 29; in a local file. 30; Note: the default prefix is /var 31; Default Value: log/php-fpm.log 32;error_log = log/php-fpm.log 33 34; syslog_facility is used to specify what type of program is logging the 35; message. This lets syslogd specify that messages from different facilities 36; will be handled differently. 37; See syslog(3) for possible values (ex daemon equiv LOG_DAEMON) 38; Default Value: daemon 39;syslog.facility = daemon 40 41; syslog_ident is prepended to every message. If you have multiple FPM 42; instances running on the same server, you can change the default value 43; which must suit common needs. 44; Default Value: php-fpm 45;syslog.ident = php-fpm 46 47; Log level 48; Possible Values: alert, error, warning, notice, debug 49; Default Value: notice 50;log_level = notice 51 52; If this number of child processes exit with SIGSEGV or SIGBUS within the time 53; interval set by emergency_restart_interval then FPM will restart. A value 54; of '0' means 'Off'. 55; Default Value: 0 56;emergency_restart_threshold = 0 57 58; Interval of time used by emergency_restart_interval to determine when 59; a graceful restart will be initiated. This can be useful to work around 60; accidental corruptions in an accelerator's shared memory. 61; Available Units: s(econds), m(inutes), h(ours), or d(ays) 62; Default Unit: seconds 63; Default Value: 0 64;emergency_restart_interval = 0 65 66; Time limit for child processes to wait for a reaction on signals from master. 67; Available units: s(econds), m(inutes), h(ours), or d(ays) 68; Default Unit: seconds 69; Default Value: 0 70;process_control_timeout = 0 71 72; The maximum number of processes FPM will fork. This has been design to control 73; the global number of processes when using dynamic PM within a lot of pools. 74; Use it with caution. 75; Note: A value of 0 indicates no limit 76; Default Value: 0 77; process.max = 128 78 79; Specify the nice(2) priority to apply to the master process (only if set) 80; The value can vary from -19 (highest priority) to 20 (lower priority) 81; Note: - It will only work if the FPM master process is launched as root 82; - The pool process will inherit the master process priority 83; unless it specified otherwise 84; Default Value: no set 85; process.priority = -19 86 87; Send FPM to background. Set to 'no' to keep FPM in foreground for debugging. 88; Default Value: yes 89;daemonize = yes 90 91; Set open file descriptor rlimit for the master process. 92; Default Value: system defined value 93;rlimit_files = 1024 94 95; Set max core size rlimit for the master process. 96; Possible Values: 'unlimited' or an integer greater or equal to 0 97; Default Value: system defined value 98;rlimit_core = 0 99 100; Specify the event mechanism FPM will use. The following is available: 101; - select (any POSIX os) 102; - poll (any POSIX os) 103; - epoll (linux >= 2.5.44) 104; - kqueue (FreeBSD >= 4.1, OpenBSD >= 2.9, NetBSD >= 2.0) 105; - /dev/poll (Solaris >= 7) 106; - port (Solaris >= 10) 107; Default Value: not set (auto detection) 108; events.mechanism = epoll 109 110;;;;;;;;;;;;;;;;;;;; 111; Pool Definitions ; 112;;;;;;;;;;;;;;;;;;;; 113 114; Multiple pools of child processes may be started with different listening 115; ports and different management options. The name of the pool will be 116; used in logs and stats. There is no limitation on the number of pools which 117; FPM can handle. Your system will tell you anyway :) 118 119; Start a new pool named 'www'. 120; the variable $pool can we used in any directive and will be replaced by the 121; pool name ('www' here) 122[www] 123 124; Per pool prefix 125; It only applies on the following directives: 126; - 'slowlog' 127; - 'listen' (unixsocket) 128; - 'chroot' 129; - 'chdir' 130; - 'php_values' 131; - 'php_admin_values' 132; When not set, the global prefix (or /usr) applies instead. 133; Note: This directive can also be relative to the global prefix. 134; Default Value: none 135;prefix = /path/to/pools/$pool 136 137; Unix user/group of processes 138; Note: The user is mandatory. If the group is not set, the default user's group 139; will be used. 140user = nobody 141;group = nobody 142 143; The address on which to accept FastCGI requests. 144; Valid syntaxes are: 145; 'ip.add.re.ss:port' - to listen on a TCP socket to a specific address on 146; a specific port; 147; 'port' - to listen on a TCP socket to all addresses on a 148; specific port; 149; '/path/to/unix/socket' - to listen on a unix socket. 150; Note: This value is mandatory. 151listen = 127.0.0.1:9000 152 153; Set listen(2) backlog. A value of '-1' means unlimited. 154; Default Value: 128 (-1 on FreeBSD and OpenBSD) 155;listen.backlog = -1 156 157; Set permissions for unix socket, if one is used. In Linux, read/write 158; permissions must be set in order to allow connections from a web server. Many 159; BSD-derived systems allow connections regardless of permissions. 160; Default Values: user and group are set as the running user 161; mode is set to 0666 162;listen.owner = nobody 163;listen.group = nobody 164;listen.mode = 0666 165 166; List of ipv4 addresses of FastCGI clients which are allowed to connect. 167; Equivalent to the FCGI_WEB_SERVER_ADDRS environment variable in the original 168; PHP FCGI (5.2.2+). Makes sense only with a tcp listening socket. Each address 169; must be separated by a comma. If this value is left blank, connections will be 170; accepted from any ip address. 171; Default Value: any 172;listen.allowed_clients = 127.0.0.1 173 174; Specify the nice(2) priority to apply to the pool processes (only if set) 175; The value can vary from -19 (highest priority) to 20 (lower priority) 176; Note: - It will only work if the FPM master process is launched as root 177; - The pool processes will inherit the master process priority 178; unless it specified otherwise 179; Default Value: no set 180; priority = -19 181 182; Choose how the process manager will control the number of child processes. 183; Possible Values: 184; static - a fixed number (pm.max_children) of child processes; 185; dynamic - the number of child processes are set dynamically based on the 186; following directives. With this process management, there will be 187; always at least 1 children. 188; pm.max_children - the maximum number of children that can 189; be alive at the same time. 190; pm.start_servers - the number of children created on startup. 191; pm.min_spare_servers - the minimum number of children in 'idle' 192; state (waiting to process). If the number 193; of 'idle' processes is less than this 194; number then some children will be created. 195; pm.max_spare_servers - the maximum number of children in 'idle' 196; state (waiting to process). If the number 197; of 'idle' processes is greater than this 198; number then some children will be killed. 199; ondemand - no children are created at startup. Children will be forked when 200; new requests will connect. The following parameter are used: 201; pm.max_children - the maximum number of children that 202; can be alive at the same time. 203; pm.process_idle_timeout - The number of seconds after which 204; an idle process will be killed. 205; Note: This value is mandatory. 206pm = dynamic 207 208; The number of child processes to be created when pm is set to 'static' and the 209; maximum number of child processes when pm is set to 'dynamic' or 'ondemand'. 210; This value sets the limit on the number of simultaneous requests that will be 211; served. Equivalent to the ApacheMaxClients directive with mpm_prefork. 212; Equivalent to the PHP_FCGI_CHILDREN environment variable in the original PHP 213; CGI. The below defaults are based on a server without much resources. Don't 214; forget to tweak pm.* to fit your needs. 215; Note: Used when pm is set to 'static', 'dynamic' or 'ondemand' 216; Note: This value is mandatory. 217pm.max_children = 5 218 219; The number of child processes created on startup. 220; Note: Used only when pm is set to 'dynamic' 221; Default Value: min_spare_servers + (max_spare_servers - min_spare_servers) / 2 222pm.start_servers = 2 223 224; The desired minimum number of idle server processes. 225; Note: Used only when pm is set to 'dynamic' 226; Note: Mandatory when pm is set to 'dynamic' 227pm.min_spare_servers = 1 228 229; The desired maximum number of idle server processes. 230; Note: Used only when pm is set to 'dynamic' 231; Note: Mandatory when pm is set to 'dynamic' 232pm.max_spare_servers = 3 233 234; The number of seconds after which an idle process will be killed. 235; Note: Used only when pm is set to 'ondemand' 236; Default Value: 10s 237;pm.process_idle_timeout = 10s; 238 239; The number of requests each child process should execute before respawning. 240; This can be useful to work around memory leaks in 3rd party libraries. For 241; endless request processing specify '0'. Equivalent to PHP_FCGI_MAX_REQUESTS. 242; Default Value: 0 243;pm.max_requests = 500 244 245; The URI to view the FPM status page. If this value is not set, no URI will be 246; recognized as a status page. It shows the following informations: 247; pool - the name of the pool; 248; process manager - static, dynamic or ondemand; 249; start time - the date and time FPM has started; 250; start since - number of seconds since FPM has started; 251; accepted conn - the number of request accepted by the pool; 252; listen queue - the number of request in the queue of pending 253; connections (see backlog in listen(2)); 254; max listen queue - the maximum number of requests in the queue 255; of pending connections since FPM has started; 256; listen queue len - the size of the socket queue of pending connections; 257; idle processes - the number of idle processes; 258; active processes - the number of active processes; 259; total processes - the number of idle + active processes; 260; max active processes - the maximum number of active processes since FPM 261; has started; 262; max children reached - number of times, the process limit has been reached, 263; when pm tries to start more children (works only for 264; pm 'dynamic' and 'ondemand'); 265; Value are updated in real time. 266; Example output: 267; pool: www 268; process manager: static 269; start time: 01/Jul/2011:17:53:49 +0200 270; start since: 62636 271; accepted conn: 190460 272; listen queue: 0 273; max listen queue: 1 274; listen queue len: 42 275; idle processes: 4 276; active processes: 11 277; total processes: 15 278; max active processes: 12 279; max children reached: 0 280; 281; By default the status page output is formatted as text/plain. Passing either 282; 'html', 'xml' or 'json' in the query string will return the corresponding 283; output syntax. Example: 284; http://www.foo.bar/status 285; http://www.foo.bar/status?json 286; http://www.foo.bar/status?html 287; http://www.foo.bar/status?xml 288; 289; By default the status page only outputs short status. Passing 'full' in the 290; query string will also return status for each pool process. 291; Example: 292; http://www.foo.bar/status?full 293; http://www.foo.bar/status?json&full 294; http://www.foo.bar/status?html&full 295; http://www.foo.bar/status?xml&full 296; The Full status returns for each process: 297; pid - the PID of the process; 298; state - the state of the process (Idle, Running, ...); 299; start time - the date and time the process has started; 300; start since - the number of seconds since the process has started; 301; requests - the number of requests the process has served; 302; request duration - the duration in µs of the requests; 303; request method - the request method (GET, POST, ...); 304; request URI - the request URI with the query string; 305; content length - the content length of the request (only with POST); 306; user - the user (PHP_AUTH_USER) (or '-' if not set); 307; script - the main script called (or '-' if not set); 308; last request cpu - the %cpu the last request consumed 309; it's always 0 if the process is not in Idle state 310; because CPU calculation is done when the request 311; processing has terminated; 312; last request memory - the max amount of memory the last request consumed 313; it's always 0 if the process is not in Idle state 314; because memory calculation is done when the request 315; processing has terminated; 316; If the process is in Idle state, then informations are related to the 317; last request the process has served. Otherwise informations are related to 318; the current request being served. 319; Example output: 320; ************************ 321; pid: 31330 322; state: Running 323; start time: 01/Jul/2011:17:53:49 +0200 324; start since: 63087 325; requests: 12808 326; request duration: 1250261 327; request method: GET 328; request URI: /test_mem.php?N=10000 329; content length: 0 330; user: - 331; script: /home/fat/web/docs/php/test_mem.php 332; last request cpu: 0.00 333; last request memory: 0 334; 335; Note: There is a real-time FPM status monitoring sample web page available 336; It's available in: /usr/share/fpm/status.html 337; 338; Note: The value must start with a leading slash (/). The value can be 339; anything, but it may not be a good idea to use the .php extension or it 340; may conflict with a real PHP file. 341; Default Value: not set 342;pm.status_path = /status 343 344; The ping URI to call the monitoring page of FPM. If this value is not set, no 345; URI will be recognized as a ping page. This could be used to test from outside 346; that FPM is alive and responding, or to 347; - create a graph of FPM availability (rrd or such); 348; - remove a server from a group if it is not responding (load balancing); 349; - trigger alerts for the operating team (24/7). 350; Note: The value must start with a leading slash (/). The value can be 351; anything, but it may not be a good idea to use the .php extension or it 352; may conflict with a real PHP file. 353; Default Value: not set 354;ping.path = /ping 355 356; This directive may be used to customize the response of a ping request. The 357; response is formatted as text/plain with a 200 response code. 358; Default Value: pong 359;ping.response = pong 360 361; The access log file 362; Default: not set 363;access.log = log/$pool.access.log 364 365; The access log format. 366; The following syntax is allowed 367; %%: the '%' character 368; %C: %CPU used by the request 369; it can accept the following format: 370; - %{user}C for user CPU only 371; - %{system}C for system CPU only 372; - %{total}C for user + system CPU (default) 373; %d: time taken to serve the request 374; it can accept the following format: 375; - %{seconds}d (default) 376; - %{miliseconds}d 377; - %{mili}d 378; - %{microseconds}d 379; - %{micro}d 380; %e: an environment variable (same as $_ENV or $_SERVER) 381; it must be associated with embraces to specify the name of the env 382; variable. Some exemples: 383; - server specifics like: %{REQUEST_METHOD}e or %{SERVER_PROTOCOL}e 384; - HTTP headers like: %{HTTP_HOST}e or %{HTTP_USER_AGENT}e 385; %f: script filename 386; %l: content-length of the request (for POST request only) 387; %m: request method 388; %M: peak of memory allocated by PHP 389; it can accept the following format: 390; - %{bytes}M (default) 391; - %{kilobytes}M 392; - %{kilo}M 393; - %{megabytes}M 394; - %{mega}M 395; %n: pool name 396; %o: ouput header 397; it must be associated with embraces to specify the name of the header: 398; - %{Content-Type}o 399; - %{X-Powered-By}o 400; - %{Transfert-Encoding}o 401; - .... 402; %p: PID of the child that serviced the request 403; %P: PID of the parent of the child that serviced the request 404; %q: the query string 405; %Q: the '?' character if query string exists 406; %r: the request URI (without the query string, see %q and %Q) 407; %R: remote IP address 408; %s: status (response code) 409; %t: server time the request was received 410; it can accept a strftime(3) format: 411; %d/%b/%Y:%H:%M:%S %z (default) 412; %T: time the log has been written (the request has finished) 413; it can accept a strftime(3) format: 414; %d/%b/%Y:%H:%M:%S %z (default) 415; %u: remote user 416; 417; Default: "%R - %u %t \"%m %r\" %s" 418;access.format = "%R - %u %t \"%m %r%Q%q\" %s %f %{mili}d %{kilo}M %C%%" 419 420; The log file for slow requests 421; Default Value: not set 422; Note: slowlog is mandatory if request_slowlog_timeout is set 423;slowlog = log/$pool.log.slow 424 425; The timeout for serving a single request after which a PHP backtrace will be 426; dumped to the 'slowlog' file. A value of '0s' means 'off'. 427; Available units: s(econds)(default), m(inutes), h(ours), or d(ays) 428; Default Value: 0 429;request_slowlog_timeout = 0 430 431; The timeout for serving a single request after which the worker process will 432; be killed. This option should be used when the 'max_execution_time' ini option 433; does not stop script execution for some reason. A value of '0' means 'off'. 434; Available units: s(econds)(default), m(inutes), h(ours), or d(ays) 435; Default Value: 0 436;request_terminate_timeout = 0 437 438; Set open file descriptor rlimit. 439; Default Value: system defined value 440;rlimit_files = 1024 441 442; Set max core size rlimit. 443; Possible Values: 'unlimited' or an integer greater or equal to 0 444; Default Value: system defined value 445;rlimit_core = 0 446 447; Chroot to this directory at the start. This value must be defined as an 448; absolute path. When this value is not set, chroot is not used. 449; Note: you can prefix with '$prefix' to chroot to the pool prefix or one 450; of its subdirectories. If the pool prefix is not set, the global prefix 451; will be used instead. 452; Note: chrooting is a great security feature and should be used whenever 453; possible. However, all PHP paths will be relative to the chroot 454; (error_log, sessions.save_path, ...). 455; Default Value: not set 456;chroot = 457 458; Chdir to this directory at the start. 459; Note: relative path can be used. 460; Default Value: current directory or / when chroot 461;chdir = /var/www 462 463; Redirect worker stdout and stderr into main error log. If not set, stdout and 464; stderr will be redirected to /dev/null according to FastCGI specs. 465; Note: on highloaded environement, this can cause some delay in the page 466; process time (several ms). 467; Default Value: no 468;catch_workers_output = yes 469 470; Limits the extensions of the main script FPM will allow to parse. This can 471; prevent configuration mistakes on the web server side. You should only limit 472; FPM to .php extensions to prevent malicious users to use other extensions to 473; exectute php code. 474; Note: set an empty value to allow all extensions. 475; Default Value: .php 476;security.limit_extensions = .php .php3 .php4 .php5 477 478; Pass environment variables like LD_LIBRARY_PATH. All $VARIABLEs are taken from 479; the current environment. 480; Default Value: clean env 481;env[HOSTNAME] = $HOSTNAME 482;env[PATH] = /usr/local/bin:/usr/bin:/bin 483;env[TMP] = /tmp 484;env[TMPDIR] = /tmp 485;env[TEMP] = /tmp 486 487; Additional php.ini defines, specific to this pool of workers. These settings 488; overwrite the values previously defined in the php.ini. The directives are the 489; same as the PHP SAPI: 490; php_value/php_flag - you can set classic ini defines which can 491; be overwritten from PHP call 'ini_set'. 492; php_admin_value/php_admin_flag - these directives won't be overwritten by 493; PHP call 'ini_set' 494; For php_*flag, valid values are on, off, 1, 0, true, false, yes or no. 495 496; Defining 'extension' will load the corresponding shared extension from 497; extension_dir. Defining 'disable_functions' or 'disable_classes' will not 498; overwrite previously defined php.ini values, but will append the new value 499; instead. 500 501; Note: path INI options can be relative and will be expanded with the prefix 502; (pool, global or /usr) 503 504; Default Value: nothing is defined by default except the values in php.ini and 505; specified at startup with the -d argument 506;php_admin_value[sendmail_path] = /usr/sbin/sendmail -t -i -f www@my.domain.com 507;php_flag[display_errors] = off 508;php_admin_value[error_log] = /var/log/fpm-php.www.log 509;php_admin_flag[log_errors] = on 510;php_admin_value[memory_limit] = 32M 511