uwsgi_probepg(1) fast (pure C), self-healing, developer-friendly WSGI server

SYNOPSIS

uwsgi-core-local [options...]

DESCRIPTION

-s|--socket
bind to the specified UNIX/TCP socket using default protocol
-s|--uwsgi-socket
bind to the specified UNIX/TCP socket using uwsgi protocol
--http-socket
bind to the specified UNIX/TCP socket using HTTP protocol
--fastcgi-socket
bind to the specified UNIX/TCP socket using FastCGI protocol
--protocol
force the specified protocol for default sockets
--socket-protocol
force the specified protocol for default sockets
--shared-socket
create a shared sacket for advanced jailing or ipc
-p|--processes
spawn the specified number of workers/processes
-p|--workers
spawn the specified number of workers/processes
-t|--harakiri
set harakiri timeout
--harakiri-verbose
enable verbose mode for harakiri
--harakiri-no-arh
do not enable harakiri during after-request-hook
--no-harakiri-arh
do not enable harakiri during after-request-hook
--no-harakiri-after-req-hook
do not enable harakiri during after-request-hook
--backtrace-depth
set backtrace depth
--spooler-harakiri
set harakiri timeout for spooler tasks
--mule-harakiri
set harakiri timeout for mule tasks
-x|--xmlconfig
load config from xml file
-x|--xml
load config from xml file
--skip-zero
skip check of file descriptor 0
-S|--set
set a custom placeholder
--for
(opt logic) for cycle
--endfor
(opt logic) end for cycle
--if-env
(opt logic) check for environment variable
--if-not-env
(opt logic) check for environment variable
--ifenv
(opt logic) check for environment variable
--if-reload
(opt logic) check for reload
--if-not-reload
(opt logic) check for reload
--if-exists
(opt logic) check for file/directory existance
--if-not-exists
(opt logic) check for file/directory existance
--ifexists
(opt logic) check for file/directory existance
--if-file
(opt logic) check for file existance
--if-not-file
(opt logic) check for file existance
--if-dir
(opt logic) check for directory existance
--if-not-dir
(opt logic) check for directory existance
--ifdir
(opt logic) check for directory existance
--if-directory
(opt logic) check for directory existance
--endif
(opt logic) end if
--ignore-sigpipe
do not report (annoying) SIGPIPE
--ignore-write-errors
do not report (annoying) write()/writev() errors
--write-errors-tolerance
set the maximum number of allowed write errors (default: no tolerance)
--write-errors-exception-only
only raise an exception on write errors giving control to the app itself
--disable-write-exception
disable exception generation on write()/writev()
--inherit
use the specified file as config template
-d|--daemonize
daemonize uWSGI
--daemonize2
daemonize uWSGI after app loading
--stop
stop an instance
--reload
reload an instance
--pause
pause an instance
--suspend
suspend an instance
--resume
resume an instance
-l|--listen
set the socket listen queue size
-v|--max-vars
set the amount of internal iovec/vars structures
-b|--buffer-size
set internal buffer size
-m|--memory-report
enable memory report
--profiler
enable the specified profiler
-c|--cgi-mode
force CGI-mode for plugins supporting it
-a|--abstract-socket
force UNIX socket in abstract mode (Linux only)
-C|--chmod-socket
chmod-socket
-C|--chmod
chmod-socket
--chown-socket
chown unix sockets
--umask
set umask
--freebind
put socket in freebind mode
--map-socket
map sockets to specific workers
-T|--enable-threads
enable threads
--auto-procname
automatically set processes name to something meaningful
--procname-prefix
add a prefix to the process names
--procname-prefix-spaced
add a spaced prefix to the process names
--procname-append
append a string to process names
--procname
set process names
--procname-master
set master process name
-i|--single-interpreter
do not use multiple interpreters (where available)
--need-app
exit if no app can be loaded
-M|--master
enable master process
--emperor
run the Emperor
--emperor-tyrant
put the Emperor in Tyrant mode
--emperor-stats
run the Emperor stats server
--emperor-stats-server
run the Emperor stats server
--early-emperor
spawn the emperor as soon as possibile
--emperor-broodlord
run the emperor in BroodLord mode
--emperor-amqp-vhost
set emperor amqp virtualhost
--emperor-amqp-username
set emperor amqp username
--emperor-amqp-password
set emperor amqp password
--emperor-throttle
throttle each vassal spawn (in seconds)
--emperor-magic-exec
prefix vassals config files with exec:// if they have the executable bit
--vassals-inherit
add config templates to vassals config
--vassals-start-hook
run the specified command before each vassal starts
--vassals-stop-hook
run the specified command after vassal's death
--vassal-sos-backlog
ask emperor for sos if backlog queue has more items than the value specified
--auto-snapshot
automatically make workers snaphost after reload
--reload-mercy
set the maximum time (in seconds) a worker can take to reload/shutdown
--exit-on-reload
force exit even if a reload is requested
--die-on-term
exit instead of brutal reload on SIGTERM
-h|--help
show this help
-h|--usage
show this help
-r|--reaper
call waitpid(-1,...) after each request to get rid of zombies
-R|--max-requests
reload workers after the specified amount of managed requests
-z|--socket-timeout
set internal sockets timeout
--no-fd-passing
disable file descriptor passing
--locks
create the specified number of shared locks
--lock-engine
set the lock engine
--ftok
set the ipcsem key via ftok() for avoiding duplicates
-A|--sharedarea
create a raw shared memory area of specified pages
--cache
create a shared cache containing given elements
--cache-blocksize
set cache blocksize
--cache-store
enable persistent cache to disk
--cache-store-sync
set frequency of sync for persistent cache
--cache-server
enable the threaded cache server
--cache-server-threads
set the number of threads for the cache server
--cache-no-expire
disable auto sweep of expired items
--cache-expire-freq
set the frequency of cache sweeper scans (default 3 seconds)
--cache-report-freed-items
constantly report the cache item freed by the sweeper (use only for debug)
--queue
enable shared queue
--queue-blocksize
set queue blocksize
--queue-store
enable persistent queue to disk
--queue-store-sync
set frequency of sync for persistent queue
-Q|--spooler
run a spooler on the specified directory
--spooler-ordered
try to order the execution of spooler tasks
--spooler-chdir
chdir() to specified directory before each spooler task
--spooler-processes
set the number of processes for spoolers
--spooler-quiet
do not be verbose with spooler tasks
--spooler-max-tasks
set the maximum number of tasks to run before recycling a spooler
--mule
add a mule
--mules
add the specified number of mules
--farm
add a mule farm
--signal
send a uwsgi signal to a server
--signal-bufsize
set buffer size for signal queue
--signals-bufsize
set buffer size for signal queue
-L|--disable-logging
disable request logging
--flock
lock the specified file before starting, exit if locked
--flock-wait
lock the specified file before starting, wait if locked
--flock2
lock the specified file after logging/daemon setup, exit if locked
--flock-wait2
lock the specified file after logging/daemon setup, wait if locked
--pidfile
create pidfile (before privileges drop)
--pidfile2
create pidfile (after privileges drop)
--chroot
chroot() to the specified directory
--uid
setuid to the specified user/uid
--gid
setgid to the specified group/gid
--no-initgroups
disable additional groups set via initgroups()
--unshare
unshare() part of the processes and put it in a new namespace
--exec-pre-jail
run the specified command before jailing
--exec-post-jail
run the specified command after jailing
--exec-in-jail
run the specified command in jail after initialization
--exec-as-root
run the specified command before privileges drop
--exec-as-user
run the specified command after privileges drop
--exec-as-user-atexit
run the specified command before app exit and reload
--exec-pre-app
run the specified command before app loading
--ini
load config from ini file
-y|--yaml
load config from yaml file
-y|--yal
load config from yaml file
-j|--json
load config from json file
-j|--js
load config from json file
--sqlite3
load config from sqlite3 db
--sqlite
load config from sqlite3 db
--zeromq
create a zeromq pub/sub pair
--zmq
create a zeromq pub/sub pair
--ldap
load configuration from ldap server
--ldap-schema
dump uWSGI ldap schema
--ldap-schema-ldif
dump uWSGI ldap schema in ldif format
--weight
weight of the instance (used by clustering/lb/subscriptions)
--auto-weight
set weight of the instance (used by clustering/lb/subscriptions) automatically
--no-server
force no-server mode
--command-mode
force command mode
--no-defer-accept
disable deferred-accept on sockets
--limit-as
limit processes address space/vsz
--reload-on-as
reload if address space is higher than specified megabytes
--reload-on-rss
reload if rss memory is higher than specified megabytes
--evil-reload-on-as
force the master to reload a worker if its address space is higher than specified megabytes
--evil-reload-on-rss
force the master to reload a worker if its rss memory is higher than specified megabytes
--ksm
enable Linux KSM
--never-swap
lock all memory pages avoiding swapping
--touch-reload
reload uWSGI if the specified file is modified/touched
--touch-logrotate
trigger logrotation if the specified file is modified/touched
--touch-logreopen
trigger log reopen if the specified file is modified/touched
--propagate-touch
over-engineering option for system with flaky signal mamagement
--limit-post
limit request body
--no-orphans
automatically kill workers if master dies (can be dangerous for availability)
--prio
set processes/threads priority
--cpu-affinity
set cpu affinity
--post-buffering
enable post buffering
--post-buffering-bufsize
set buffer size for read() in post buffering mode
--upload-progress
enable creation of .json files in the specified directory during a file upload
--no-default-app
do not fallback to default app
--manage-script-name
automatically rewrite SCRIPT_NAME and PATH_INFO
--ignore-script-name
ignore SCRIPT_NAME
--catch-exceptions
report exception has http output (discouraged)
--reload-on-exception
reload a worker when an exception is raised
--reload-on-exception-type
reload a worker when a specific exception type is raised
--reload-on-exception-value
reload a worker when a specific exception value is raised
--reload-on-exception-repr
reload a worker when a specific exception type+value (language-specific) is raised
--udp
run the udp server on the specified address
--stats
enable the stats server on the specified address
--stats-server
enable the stats server on the specified address
--multicast
subscribe to specified multicast group
--cluster
join specified uWSGI cluster
--cluster-nodes
get nodes list from the specified cluster
--cluster-reload
send a reload message to the cluster
--cluster-log
send a log line to the cluster
--subscribe-to
subscribe to the specified subscription server
--st
subscribe to the specified subscription server
--subscribe
subscribe to the specified subscription server
--subscribe-freq
send subscription announce at the specified interval
--subscription-tolerance
set tolerance for subscription servers
--unsubscribe-on-graceful-reload
force unsubscribe request even during graceful reload
--snmp
enable the embedded snmp server
--snmp-community
set the snmp community string
--check-interval
set the interval (in seconds) of master checks
--forkbomb-delay
sleep for the specified number of seconds when a forkbomb is detected
--binary-path
force binary path
--async
enable async mode with specified cores
--max-fd
set maximum number of file descriptors (requires root privileges)
--logto
set logfile/udp address
--logto2
log to specified file or udp address after privileges drop
--logfile-chown
chown logfiles
--logfile-chmod
chmod logfiles
--log-syslog
log to syslog
--log-socket
send logs to the specified socket
--logger
set logger system
--threaded-logger
offload log writing to a thread
--log-zeromq
send logs to a zeromq server
--log-master
delegate logging to master process
--log-reopen
reopen log after reload
--log-truncate
truncate log on startup
--log-maxsize
set maximum logfile size
--log-backupname
set logfile name after rotation
--logdate
prefix logs with date or a strftime string
--log-date
prefix logs with date or a strftime string
--log-prefix
prefix logs with a string
--log-zero
log responses without body
--log-slow
log requestes slower than the specified numbr of seconds
--log-4xx
log requests with a 4xx response
--log-5xx
log requests with a 5xx response
--log-big
log requestes bigger than the specified size
--log-sendfile
log sendfile requests
--log-micros
report response time in microseconds instead of milliseconds
--log-x-forwarded-for
use the ip from X-Forwarded-For header instead of REMOTE_ADDR
--master-as-root
leave master process running as root
--chdir
chdir to specified directory before apps loading
--chdir2
chdir to specified directory after apps loading
--lazy
set lazy mode (load apps in workers instead of master)
--cheap
set cheap mode (spawn workers only after the first request)
--cheaper
set cheaper mode (adaptive process spawning)
--cheaper-algo
choose to algorithm used for adaptive process spawning)
--cheaper-step
number of additional processes to spawn at each overload
--cheaper-overload
increase workers after specified overload
--idle
set idle mode (put uWSGI in cheap mode after inactivity)
--die-on-idle
shutdown uWSGI when idle
--mount
load application under mountpoint
--grunt
enable grunt mode (in-request fork)
--threads
run each worker in prethreaded mode with the specified number of threads
--thread-stacksize
set threads stacksize
--threads-stacksize
set threads stacksize
--thread-stack-size
set threads stacksize
--threads-stack-size
set threads stacksize
--vhost
enable virtualhosting mode (based on SERVER_NAME variable)
--vhost-host
enable virtualhosting mode (based on HTTP_HOST variable)
--add-header
automatically add HTTP headers to response
--check-static
check for static files in the specified directory
--check-static-docroot
check for static files in the requested DOCUMENT_ROOT
--static-check
check for static files in the specified directory
--static-map
map mountpoint to static directory (or file)
--static-map2
like static-map but completely appending the requested resource to the docroot
--static-skip-ext
skip specified extension from staticfile checks
--static-index
search for specified file if a directory is requested
--mimefile
set mime types file path (default /etc/mime.types)
--mime-file
set mime types file path (default /etc/mime.types)
--static-expires-type
set the Expires header based on content type
--static-expires-type-mtime
set the Expires header based on content type and file mtime
--static-offload-to-thread
offload static file serving to a thread (upto the specified number of threads)
--file-serve-mode
set static file serving mode
--fileserve-mode
set static file serving mode
--check-cache
check for response data in the cache
--close-on-exec
set close-on-exec on sockets (could be required for spawning processes in requests)
--mode
set uWSGI custom mode
--env
set environment variable
--unenv
unset environment variable
--vacuum
try to remove all of the generated file/sockets
--cgroup
put the processes in the specified cgroup
--cgroup-opt
set value in specified cgroup option
--namespace
run in a new namespace under the specified rootfs
--ns
run in a new namespace under the specified rootfs
--namespace-net
add network namespace
--ns-net
add network namespace
--reuse-port
enable REUSE_PORT flag on socket (BSD only)
--zerg
attach to a zerg server
--zerg-fallback
fallback to normal sockets if the zerg server is not available
--zerg-server
enable the zerg server on the specified UNIX socket
--cron
add a cron task
--loop
select the uWSGI loop engine
--worker-exec
run the specified command as worker
--attach-daemon
attach a command/daemon to the master process (the command has to not go in background)
--plugins
load uWSGI plugins
--plugin
load uWSGI plugins
--plugins-dir
add a directory to uWSGI plugin search path
--plugin-dir
add a directory to uWSGI plugin search path
--autoload
try to automatically load plugins when unknown options are found
--allowed-modifiers
comma separated list of allowed modifiers
--remap-modifier
remap request modifier from one id to another
--app
*** deprecated ***
--dump-options
dump the full list of available options
--show-config
show the current config reformatted as ini
--print
simple print
--version
print uWSGI version